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Lake of the Prairies water level at Shellmouth today

Is Lake of the Prairies unusually high at Shellmouth?

Lake of the Prairies at Shellmouth read 428.375 m at .

Level now

in the highest 5 percent for the date

428.375 m

Provisional

in the highest 5 percent for the date

428.375 mNormal for the date426.25 m to 427.52 mMedian 426.96 m
The normal range for 26 October is 426.25 m to 427.52 m: the 10th to 90th percentile of the daily averages from 19 October to 2 November in 53 years between 1969 and 2025.
Table: where the water stands
LevelValue
Newest reading428.375 m,
Normal range for the date426.25 m to 427.52 m
Median for the date426.96 m
Past day
-0.024 m
Past week
-0.05 m

The gauge reads the height of the water above a fixed zero, not the depth of the river.

Level history

in the highest 5 percent for the date

On Lake of the Prairies at Shellmouth averaged 427.914 m.

The last 90 days, against the normal range for each day

The last 90 days, against the normal range for each day 427 m 428 m 429 m 427.914 m
  • Level
  • Above the normal range
  • Normal range for the date
  • Median for the date
  • A year earlier
Daily averages of Lake of the Prairies at Shellmouth from 28 July 2026 to 25 October 2026, with the normal range for each day and the same days a year earlier.
Table: The last 90 days, against the normal range for each day
DayDaily average (m)Normal rangeMedianA year earlier
no value426.769 m to 428.807 m427.690 m427.690 m
no value426.787 m to 428.759 m427.687 m427.687 m
no value426.797 m to 428.723 m427.683 m427.683 m
no value426.797 m to 428.677 m427.680 m427.680 m
no value426.797 m to 428.638 m427.678 m427.678 m
no value426.797 m to 428.590 m427.675 m427.679 m
no value426.797 m to 428.547 m427.672 m427.680 m
no value426.797 m to 428.500 m427.668 m427.673 m
no value426.797 m to 428.457 m427.662 m427.675 m
no value426.791 m to 428.412 m427.660 m427.708 m
no value426.786 m to 428.378 m427.657 m427.709 m
no value426.784 m to 428.350 m427.647 m427.717 m
no value426.779 m to 428.309 m427.637 m427.740 m
no value426.759 m to 428.271 m427.629 m427.746 m
no value426.741 m to 428.249 m427.610 m427.757 m
no value426.731 m to 428.200 m427.591 m427.766 m
no value426.723 m to 428.176 m427.579 m427.739 m
no value426.714 m to 428.135 m427.574 m427.786 m
no value426.713 m to 428.113 m427.571 m427.786 m
no value426.705 m to 428.088 m427.563 m427.772 m
no value426.692 m to 428.063 m427.556 m427.768 m
no value426.600 m to 428.041 m427.542 m427.780 m
no value426.590 m to 428.009 m427.524 m427.777 m
no value426.583 m to 428.000 m427.519 m427.782 m
no value426.578 m to 427.990 m427.516 m427.795 m
no value426.577 m to 427.971 m427.506 m427.797 m
no value426.535 m to 427.956 m427.483 m427.785 m
no value426.534 m to 427.950 m427.475 m427.768 m
no value426.532 m to 427.936 m427.460 m427.761 m
no value426.529 m to 427.931 m427.444 m427.756 m
no value426.544 m to 427.926 m427.445 m427.754 m
no value426.535 m to 427.914 m427.437 m427.745 m
no value426.534 m to 427.912 m427.429 m427.740 m
no value426.534 m to 427.912 m427.418 m427.737 m
no value426.531 m to 427.914 m427.409 m427.729 m
no value426.529 m to 427.914 m427.399 m427.736 m
no value426.528 m to 427.915 m427.384 m427.740 m
no value426.528 m to 427.932 m427.375 m427.724 m
no value426.523 m to 427.935 m427.362 m427.739 m
no value426.520 m to 427.935 m427.351 m427.719 m
no value426.519 m to 427.935 m427.343 m427.686 m
no value426.518 m to 427.935 m427.334 m427.658 m
no value426.518 m to 427.939 m427.326 m427.646 m
429.449 m426.516 m to 427.941 m427.314 m427.631 m
429.425 m426.515 m to 427.947 m427.307 m427.609 m
429.416 m426.511 m to 427.947 m427.292 m427.590 m
429.396 m426.498 m to 427.947 m427.289 m427.578 m
429.355 m426.484 m to 427.945 m427.278 m427.560 m
429.344 m426.478 m to 427.945 m427.270 m427.564 m
429.349 m426.470 m to 427.941 m427.261 m427.581 m
429.307 m426.468 m to 427.932 m427.255 m427.581 m
429.289 m426.468 m to 427.921 m427.249 m427.567 m
429.264 m426.465 m to 427.891 m427.241 m427.559 m
429.251 m426.462 m to 427.869 m427.234 m427.558 m
429.219 m426.461 m to 427.845 m427.228 m427.559 m
429.187 m426.444 m to 427.832 m427.214 m427.553 m
429.147 m426.443 m to 427.824 m427.208 m427.557 m
429.124 m426.436 m to 427.818 m427.199 m427.550 m
429.106 m426.429 m to 427.806 m427.193 m427.529 m
429.068 m426.423 m to 427.785 m427.189 m427.527 m
429.037 m426.406 m to 427.718 m427.181 m427.489 m
429.020 m426.406 m to 427.702 m427.174 m427.475 m
428.974 m426.405 m to 427.697 m427.162 m427.458 m
428.934 m426.401 m to 427.689 m427.152 m427.429 m
428.902 m426.397 m to 427.672 m427.149 m427.390 m
428.867 m426.396 m to 427.667 m427.151 m427.378 m
428.809 m426.395 m to 427.647 m427.145 m427.363 m
428.805 m426.390 m to 427.640 m427.136 m427.345 m
428.777 m426.387 m to 427.634 m427.123 m427.328 m
428.730 m426.381 m to 427.631 m427.118 m427.313 m
428.735 m426.378 m to 427.614 m427.111 m427.282 m
428.710 m426.374 m to 427.598 m427.107 m427.245 m
428.675 m426.366 m to 427.591 m427.104 m427.213 m
428.645 m426.360 m to 427.588 m427.056 m427.220 m
428.638 m426.354 m to 427.585 m427.068 m427.186 m
428.618 m426.354 m to 427.577 m427.048 m427.141 m
428.581 m426.351 m to 427.567 m427.029 m427.174 m
428.556 m426.349 m to 427.564 m427.017 m427.168 m
428.526 m426.347 m to 427.560 m427.029 m427.105 m
428.638 m426.345 m to 427.557 m427.018 m427.079 m
428.483 m426.341 m to 427.555 m427.012 m427.068 m
428.464 m426.330 m to 427.548 m427.010 m427.058 m
428.464 m426.327 m to 427.542 m427.006 m427.046 m
428.420 m426.324 m to 427.539 m427.001 m427.006 m
428.403 m426.317 m to 427.534 m426.993 m426.996 m
428.380 m426.303 m to 427.531 m426.987 m426.969 m
428.359 m426.299 m to 427.525 m426.985 m426.942 m
428.343 m426.289 m to 427.525 m426.974 m426.913 m
428.344 m426.278 m to 427.525 m426.969 m426.895 m
427.914 m426.260 m to 427.525 m426.971 m426.877 m

The last 12 months, against the normal range for each day

The last 12 months, against the normal range for each day 425 m 430 m Highest 431.623 m 427.914 m
  • Level
  • Above the normal range
  • Normal range for the date
  • Median for the date
  • Our record
Daily averages of Lake of the Prairies at Shellmouth from 25 October 2025 to 25 October 2026, with the normal range for each day.
Table: The last 12 months, against the normal range for each day
DayDaily average (m)Normal rangeMedian
426.877 m426.260 m to 427.525 m426.971 m
426.863 m426.252 m to 427.523 m426.964 m
426.860 m426.250 m to 427.522 m426.944 m
426.853 m426.243 m to 427.519 m426.938 m
426.819 m426.240 m to 427.519 m426.931 m
426.829 m426.227 m to 427.519 m426.921 m
426.822 m426.216 m to 427.519 m426.914 m
426.765 m426.213 m to 427.553 m426.918 m
426.791 m426.199 m to 427.558 m426.909 m
426.765 m426.157 m to 427.556 m426.890 m
426.742 m426.137 m to 427.561 m426.877 m
426.728 m426.123 m to 427.560 m426.869 m
426.717 m426.104 m to 427.553 m426.864 m
426.705 m426.085 m to 427.552 m426.859 m
426.685 m426.068 m to 427.552 m426.854 m
426.656 m426.059 m to 427.547 m426.849 m
426.611 m426.042 m to 427.545 m426.843 m
426.624 m426.029 m to 427.540 m426.838 m
426.604 m426.028 m to 427.540 m426.828 m
426.586 m426.018 m to 427.540 m426.824 m
426.581 m426.013 m to 427.540 m426.816 m
426.581 m426.009 m to 427.539 m426.807 m
426.570 m426.054 m to 427.539 m426.806 m
426.564 m426.030 m to 427.539 m426.799 m
426.559 m426.024 m to 427.539 m426.781 m
426.561 m426.015 m to 427.539 m426.765 m
426.555 m426.009 m to 427.539 m426.754 m
426.545 m426.002 m to 427.536 m426.735 m
426.542 m425.990 m to 427.534 m426.723 m
426.538 m425.980 m to 427.532 m426.704 m
426.533 m425.971 m to 427.509 m426.690 m
426.530 m425.963 m to 427.495 m426.662 m
426.523 m425.956 m to 427.485 m426.647 m
426.511 m425.957 m to 427.468 m426.593 m
426.501 m425.951 m to 427.465 m426.572 m
426.495 m425.943 m to 427.464 m426.561 m
426.487 m425.938 m to 427.464 m426.548 m
426.480 m425.929 m to 427.463 m426.537 m
426.476 m425.919 m to 427.459 m426.524 m
426.464 m425.913 m to 427.454 m426.507 m
426.457 m425.904 m to 427.450 m426.493 m
426.450 m425.898 m to 427.441 m426.479 m
426.440 m425.889 m to 427.425 m426.472 m
426.431 m425.880 m to 427.413 m426.462 m
426.424 m425.874 m to 427.391 m426.450 m
426.423 m425.868 m to 427.373 m426.440 m
426.415 m425.858 m to 427.353 m426.431 m
426.408 m425.846 m to 427.334 m426.424 m
426.398 m425.839 m to 427.320 m426.415 m
426.390 m425.730 m to 427.299 m426.399 m
426.382 m425.717 m to 427.275 m426.390 m
426.373 m425.775 m to 427.262 m426.388 m
426.365 m425.748 m to 427.236 m426.384 m
426.372 m425.720 m to 427.228 m426.379 m
426.367 m425.696 m to 427.222 m426.372 m
426.364 m425.679 m to 427.218 m426.371 m
426.358 m425.658 m to 427.216 m426.367 m
426.352 m425.645 m to 427.213 m426.364 m
426.345 m425.626 m to 427.210 m426.358 m
426.333 m425.612 m to 427.206 m426.350 m
426.327 m425.597 m to 427.201 m426.340 m
426.320 m425.578 m to 427.195 m426.335 m
426.312 m425.560 m to 427.188 m426.319 m
426.310 m425.541 m to 427.173 m426.298 m
426.298 m425.528 m to 427.156 m426.287 m
426.288 m425.505 m to 427.128 m426.273 m
426.287 m425.492 m to 427.106 m426.262 m
426.281 m425.468 m to 427.100 m426.245 m
no value425.449 m to 427.087 m426.232 m
no value425.428 m to 427.078 m426.225 m
no value425.413 m to 427.072 m426.215 m
no value425.395 m to 427.061 m426.204 m
no value425.373 m to 427.047 m426.193 m
no value425.359 m to 427.036 m426.181 m
no value425.339 m to 427.014 m426.169 m
no value425.327 m to 426.995 m426.160 m
no value425.309 m to 426.975 m426.147 m
no value425.288 m to 426.958 m426.146 m
no value425.269 m to 426.927 m426.128 m
no value425.255 m to 426.894 m426.104 m
no value425.240 m to 426.866 m426.088 m
no value425.214 m to 426.832 m426.063 m
no value425.195 m to 426.818 m426.045 m
no value425.173 m to 426.809 m426.024 m
no value425.147 m to 426.805 m425.998 m
no value425.129 m to 426.803 m425.983 m
no value425.094 m to 426.800 m425.965 m
no value425.071 m to 426.797 m425.947 m
no value425.041 m to 426.776 m425.932 m
no value425.019 m to 426.739 m425.887 m
no value424.999 m to 426.709 m425.870 m
no value424.969 m to 426.682 m425.829 m
no value424.939 m to 426.657 m425.803 m
no value424.913 m to 426.634 m425.781 m
no value424.882 m to 426.606 m425.754 m
no value424.854 m to 426.603 m425.764 m
no value424.825 m to 426.583 m425.734 m
no value424.805 m to 426.575 m425.708 m
no value424.773 m to 426.573 m425.689 m
no value424.744 m to 426.571 m425.684 m
no value424.711 m to 426.570 m425.674 m
no value424.672 m to 426.569 m425.674 m
no value424.648 m to 426.569 m425.663 m
no value424.609 m to 426.568 m425.654 m
no value424.585 m to 426.568 m425.620 m
no value424.544 m to 426.568 m425.583 m
no value424.516 m to 426.556 m425.553 m
no value424.476 m to 426.542 m425.539 m
no value424.435 m to 426.536 m425.513 m
no value424.405 m to 426.528 m425.501 m
no value424.369 m to 426.517 m425.483 m
no value424.332 m to 426.513 m425.466 m
no value424.288 m to 426.510 m425.452 m
no value424.245 m to 426.503 m425.451 m
no value424.202 m to 426.495 m425.449 m
no value424.175 m to 426.486 m425.427 m
no value424.143 m to 426.478 m425.405 m
no value424.107 m to 426.471 m425.371 m
no value424.123 m to 426.465 m425.370 m
no value424.098 m to 426.454 m425.326 m
no value424.051 m to 426.447 m425.279 m
no value424.015 m to 426.435 m425.240 m
no value423.959 m to 426.431 m425.238 m
no value423.921 m to 426.421 m425.210 m
no value423.874 m to 426.410 m425.183 m
no value423.829 m to 426.385 m425.150 m
no value423.744 m to 426.361 m425.094 m
no value423.699 m to 426.336 m425.059 m
no value423.650 m to 426.321 m425.031 m
no value423.622 m to 426.296 m425.005 m
no value423.584 m to 426.280 m424.987 m
no value423.603 m to 426.270 m424.983 m
no value423.576 m to 426.257 m424.954 m
no value423.567 m to 426.244 m424.945 m
no value423.520 m to 426.228 m424.927 m
no value423.489 m to 426.198 m424.899 m
no value423.453 m to 426.170 m424.854 m
no value423.412 m to 426.147 m424.831 m
no value423.357 m to 426.138 m424.808 m
no value423.308 m to 426.132 m424.796 m
no value423.266 m to 426.127 m424.762 m
no value423.230 m to 426.118 m424.742 m
no value423.197 m to 426.105 m424.727 m
no value423.169 m to 426.105 m424.684 m
no value423.135 m to 426.105 m424.661 m
no value423.116 m to 426.105 m424.644 m
no value423.073 m to 426.105 m424.625 m
no value423.058 m to 426.105 m424.608 m
no value423.041 m to 426.106 m424.606 m
no value423.022 m to 426.107 m424.605 m
no value422.904 m to 426.106 m424.552 m
no value422.853 m to 426.120 m424.589 m
no value422.813 m to 426.119 m424.572 m
no value422.745 m to 426.113 m424.507 m
no value422.685 m to 426.115 m424.500 m
no value422.658 m to 426.142 m424.508 m
no value422.628 m to 426.228 m424.516 m
no value422.624 m to 426.302 m424.542 m
no value422.608 m to 426.335 m424.566 m
no value422.593 m to 426.352 m424.643 m
no value422.579 m to 426.381 m424.680 m
no value422.533 m to 426.474 m424.707 m
no value422.529 m to 426.596 m424.713 m
no value422.528 m to 426.716 m424.739 m
no value422.528 m to 426.856 m424.774 m
no value422.797 m to 427.047 m424.805 m
no value422.815 m to 427.165 m424.830 m
no value422.846 m to 427.186 m424.916 m
no value422.899 m to 427.244 m425.004 m
no value422.840 m to 427.315 m425.070 m
no value422.883 m to 427.370 m425.205 m
no value422.924 m to 427.420 m425.291 m
no value422.952 m to 427.496 m425.371 m
no value423.007 m to 427.638 m425.489 m
no value423.096 m to 427.732 m425.590 m
no value423.175 m to 427.810 m425.715 m
no value423.293 m to 427.908 m425.912 m
no value423.472 m to 427.992 m426.064 m
no value423.440 m to 428.058 m426.126 m
no value423.639 m to 428.118 m426.205 m
no value423.800 m to 428.180 m426.299 m
no value423.967 m to 428.228 m426.400 m
no value424.098 m to 428.262 m426.550 m
no value424.385 m to 428.320 m426.667 m
no value424.585 m to 428.358 m426.772 m
no value424.724 m to 428.408 m426.876 m
no value424.874 m to 428.656 m426.974 m
no value425.058 m to 428.785 m427.054 m
no value425.231 m to 428.926 m427.172 m
no value425.392 m to 429.084 m427.299 m
no value425.535 m to 429.215 m427.392 m
no value425.622 m to 429.343 m427.469 m
no value425.669 m to 429.439 m427.514 m
no value425.726 m to 429.497 m427.542 m
no value425.772 m to 429.509 m427.586 m
no value425.806 m to 429.539 m427.610 m
no value425.842 m to 429.561 m427.650 m
no value425.868 m to 429.583 m427.684 m
no value425.890 m to 429.625 m427.695 m
no value425.981 m to 429.677 m427.710 m
no value426.042 m to 429.718 m427.717 m
no value426.075 m to 429.756 m427.737 m
no value426.123 m to 429.775 m427.742 m
no value426.195 m to 429.784 m427.754 m
no value426.313 m to 429.792 m427.789 m
no value426.325 m to 429.806 m427.753 m
no value426.341 m to 429.797 m427.757 m
no value426.348 m to 429.797 m427.770 m
no value426.347 m to 429.815 m427.758 m
no value426.347 m to 429.815 m427.776 m
no value426.354 m to 429.815 m427.795 m
no value426.362 m to 429.815 m427.802 m
no value426.367 m to 429.795 m427.787 m
no value426.372 m to 429.781 m427.788 m
no value426.389 m to 429.770 m427.786 m
no value426.391 m to 429.754 m427.788 m
no value426.397 m to 429.717 m427.797 m
no value426.411 m to 429.702 m427.797 m
no value426.415 m to 429.673 m427.797 m
no value426.443 m to 429.651 m427.832 m
no value426.449 m to 429.773 m427.852 m
no value426.456 m to 429.768 m427.861 m
no value426.462 m to 429.757 m427.884 m
no value426.466 m to 429.752 m427.880 m
no value426.468 m to 429.752 m427.875 m
no value426.450 m to 429.709 m427.856 m
no value426.455 m to 429.688 m427.853 m
no value426.458 m to 429.678 m427.853 m
no value426.460 m to 429.658 m427.853 m
no value426.461 m to 429.652 m427.853 m
no value426.462 m to 429.609 m427.853 m
no value426.464 m to 429.648 m427.853 m
no value426.466 m to 429.657 m427.857 m
no value426.466 m to 429.673 m427.857 m
no value426.464 m to 429.677 m427.857 m
no value426.467 m to 429.680 m427.859 m
no value426.472 m to 429.680 m427.859 m
no value426.477 m to 429.677 m427.857 m
no value426.477 m to 429.674 m427.857 m
no value426.479 m to 429.667 m427.854 m
no value426.479 m to 429.666 m427.855 m
no value426.485 m to 429.658 m427.849 m
no value426.488 m to 429.657 m427.848 m
no value426.494 m to 429.650 m427.847 m
no value426.501 m to 429.650 m427.845 m
no value426.505 m to 429.650 m427.841 m
no value426.510 m to 429.633 m427.837 m
no value426.512 m to 429.627 m427.828 m
no value426.516 m to 429.616 m427.822 m
no value426.521 m to 429.593 m427.820 m
no value426.540 m to 429.573 m427.818 m
no value426.603 m to 429.533 m427.817 m
no value426.615 m to 429.500 m427.817 m
no value426.635 m to 429.471 m427.814 m
no value426.712 m to 429.455 m427.817 m
no value426.720 m to 429.413 m427.813 m
no value426.743 m to 429.377 m427.808 m
no value426.758 m to 429.356 m427.806 m
no value426.760 m to 429.337 m427.798 m
no value426.760 m to 429.320 m427.794 m
no value426.760 m to 429.285 m427.787 m
no value426.760 m to 429.245 m427.781 m
no value426.760 m to 429.196 m427.777 m
no value426.760 m to 429.149 m427.769 m
no value426.758 m to 429.114 m427.763 m
no value426.754 m to 429.104 m427.762 m
no value426.749 m to 429.091 m427.759 m
no value426.749 m to 429.077 m427.757 m
no value426.749 m to 429.060 m427.754 m
no value426.749 m to 429.031 m427.746 m
no value426.749 m to 428.999 m427.737 m
no value426.749 m to 428.956 m427.732 m
no value426.749 m to 428.920 m427.717 m
no value426.749 m to 428.882 m427.711 m
no value426.757 m to 428.866 m427.703 m
no value426.765 m to 428.838 m427.694 m
no value426.769 m to 428.807 m427.690 m
no value426.787 m to 428.759 m427.687 m
no value426.797 m to 428.723 m427.683 m
no value426.797 m to 428.677 m427.680 m
no value426.797 m to 428.638 m427.678 m
no value426.797 m to 428.590 m427.675 m
no value426.797 m to 428.547 m427.672 m
no value426.797 m to 428.500 m427.668 m
no value426.797 m to 428.457 m427.662 m
no value426.791 m to 428.412 m427.660 m
no value426.786 m to 428.378 m427.657 m
no value426.784 m to 428.350 m427.647 m
no value426.779 m to 428.309 m427.637 m
no value426.759 m to 428.271 m427.629 m
no value426.741 m to 428.249 m427.610 m
no value426.731 m to 428.200 m427.591 m
no value426.723 m to 428.176 m427.579 m
no value426.714 m to 428.135 m427.574 m
no value426.713 m to 428.113 m427.571 m
no value426.705 m to 428.088 m427.563 m
no value426.692 m to 428.063 m427.556 m
no value426.600 m to 428.041 m427.542 m
no value426.590 m to 428.009 m427.524 m
no value426.583 m to 428.000 m427.519 m
no value426.578 m to 427.990 m427.516 m
no value426.577 m to 427.971 m427.506 m
no value426.535 m to 427.956 m427.483 m
no value426.534 m to 427.950 m427.475 m
no value426.532 m to 427.936 m427.460 m
no value426.529 m to 427.931 m427.444 m
no value426.544 m to 427.926 m427.445 m
no value426.535 m to 427.914 m427.437 m
no value426.534 m to 427.912 m427.429 m
no value426.534 m to 427.912 m427.418 m
no value426.531 m to 427.914 m427.409 m
no value426.529 m to 427.914 m427.399 m
no value426.528 m to 427.915 m427.384 m
no value426.528 m to 427.932 m427.375 m
no value426.523 m to 427.935 m427.362 m
no value426.520 m to 427.935 m427.351 m
no value426.519 m to 427.935 m427.343 m
no value426.518 m to 427.935 m427.334 m
no value426.518 m to 427.939 m427.326 m
429.449 m426.516 m to 427.941 m427.314 m
429.425 m426.515 m to 427.947 m427.307 m
429.416 m426.511 m to 427.947 m427.292 m
429.396 m426.498 m to 427.947 m427.289 m
429.355 m426.484 m to 427.945 m427.278 m
429.344 m426.478 m to 427.945 m427.270 m
429.349 m426.470 m to 427.941 m427.261 m
429.307 m426.468 m to 427.932 m427.255 m
429.289 m426.468 m to 427.921 m427.249 m
429.264 m426.465 m to 427.891 m427.241 m
429.251 m426.462 m to 427.869 m427.234 m
429.219 m426.461 m to 427.845 m427.228 m
429.187 m426.444 m to 427.832 m427.214 m
429.147 m426.443 m to 427.824 m427.208 m
429.124 m426.436 m to 427.818 m427.199 m
429.106 m426.429 m to 427.806 m427.193 m
429.068 m426.423 m to 427.785 m427.189 m
429.037 m426.406 m to 427.718 m427.181 m
429.020 m426.406 m to 427.702 m427.174 m
428.974 m426.405 m to 427.697 m427.162 m
428.934 m426.401 m to 427.689 m427.152 m
428.902 m426.397 m to 427.672 m427.149 m
428.867 m426.396 m to 427.667 m427.151 m
428.809 m426.395 m to 427.647 m427.145 m
428.805 m426.390 m to 427.640 m427.136 m
428.777 m426.387 m to 427.634 m427.123 m
428.730 m426.381 m to 427.631 m427.118 m
428.735 m426.378 m to 427.614 m427.111 m
428.710 m426.374 m to 427.598 m427.107 m
428.675 m426.366 m to 427.591 m427.104 m
428.645 m426.360 m to 427.588 m427.056 m
428.638 m426.354 m to 427.585 m427.068 m
428.618 m426.354 m to 427.577 m427.048 m
428.581 m426.351 m to 427.567 m427.029 m
428.556 m426.349 m to 427.564 m427.017 m
428.526 m426.347 m to 427.560 m427.029 m
428.638 m426.345 m to 427.557 m427.018 m
428.483 m426.341 m to 427.555 m427.012 m
428.464 m426.330 m to 427.548 m427.010 m
428.464 m426.327 m to 427.542 m427.006 m
428.420 m426.324 m to 427.539 m427.001 m
428.403 m426.317 m to 427.534 m426.993 m
428.380 m426.303 m to 427.531 m426.987 m
428.359 m426.299 m to 427.525 m426.985 m
428.343 m426.289 m to 427.525 m426.974 m
428.344 m426.278 m to 427.525 m426.969 m
427.914 m426.260 m to 427.525 m426.971 m

The last 10 years, weekly averages

The last 10 years, weekly averages 424 m 426 m 428 m 428.309 m
  • Level
Weekly averages of Lake of the Prairies at Shellmouth from the week of 24 October 2016 to 25 October 2026.
Table: The last 10 years, weekly averages
Week startingWeekly average (m)
427.485 m
427.834 m
428.107 m
428.265 m
428.153 m
428.009 m
427.793 m
427.473 m
427.109 m
426.711 m
426.288 m
425.827 m
425.350 m
424.874 m
424.398 m
423.916 m
423.431 m
422.955 m
422.574 m
422.574 m
422.577 m
422.575 m
422.747 m
424.027 m
425.213 m
425.703 m
426.357 m
426.869 m
427.202 m
427.398 m
427.480 m
427.534 m
427.603 m
427.618 m
427.650 m
427.643 m
427.617 m
427.598 m
427.633 m
427.669 m
427.683 m
427.664 m
427.635 m
427.566 m
427.519 m
427.462 m
427.372 m
427.241 m
427.110 m
427.013 m
426.877 m
426.745 m
426.639 m
426.541 m
426.454 m
426.371 m
426.288 m
426.206 m
426.127 m
426.047 m
425.969 m
425.881 m
425.784 m
425.692 m
425.598 m
425.509 m
425.444 m
425.444 m
425.449 m
425.451 m
425.453 m
425.469 m
425.377 m
425.212 m
424.997 m
424.774 m
424.511 m
424.070 m
424.685 m
426.166 m
426.875 m
427.174 m
427.336 m
427.511 m
427.756 m
428.079 m
428.129 m
427.973 m
427.836 m
427.727 m
427.680 m
427.665 m
427.607 m
427.537 m
427.454 m
427.352 m
427.237 m
427.132 m
427.037 m
426.946 m
426.865 m
426.773 m
426.707 m
426.639 m
426.593 m
426.570 m
426.561 m
426.524 m
426.495 m
426.468 m
426.438 m
426.406 m
426.375 m
426.349 m
426.318 m
426.296 m
426.260 m
426.134 m
425.957 m
425.777 m
425.592 m
425.397 m
425.163 m
424.894 m
424.571 m
424.228 m
424.050 m
424.354 m
424.994 m
425.675 m
426.132 m
426.406 m
426.564 m
426.686 m
426.771 m
426.837 m
426.875 m
426.910 m
426.950 m
427.021 m
427.053 m
427.069 m
427.095 m
427.121 m
427.144 m
427.171 m
427.167 m
427.152 m
427.171 m
427.183 m
427.224 m
427.259 m
427.283 m
427.320 m
427.316 m
427.302 m
427.324 m
427.340 m
427.312 m
427.211 m
427.125 m
427.045 m
426.955 m
426.829 m
426.693 m
426.556 m
426.417 m
426.281 m
426.145 m
426.004 m
425.865 m
425.726 m
425.572 m
425.428 m
425.349 m
425.358 m
425.367 m
425.376 m
425.387 m
425.427 m
425.330 m
425.492 m
426.073 m
426.806 m
427.125 m
427.226 m
427.301 m
427.409 m
427.446 m
427.424 m
427.428 m
427.422 m
427.505 m
427.596 m
427.673 m
427.700 m
427.678 m
427.615 m
427.566 m
427.578 m
427.584 m
427.588 m
427.546 m
427.506 m
427.492 m
427.457 m
427.349 m
427.252 m
427.137 m
427.052 m
426.982 m
426.904 m
426.824 m
426.747 m
426.672 m
426.595 m
426.517 m
426.447 m
426.367 m
426.289 m
426.215 m
426.142 m
426.065 m
425.988 m
425.907 m
425.834 m
425.825 m
425.823 m
425.848 m
425.885 m
426.012 m
426.142 m
426.471 m
426.791 m
426.859 m
426.972 m
427.060 m
427.106 m
427.164 m
427.268 m
427.359 m
427.445 m
427.487 m
427.473 m
427.469 m
427.443 m
427.410 m
427.367 m
427.298 m
427.208 m
427.134 m
427.056 m
427.030 m
426.993 m
426.944 m
426.855 m
426.768 m
426.679 m
426.607 m
426.575 m
426.524 m
426.422 m
426.412 m
426.417 m
426.412 m
426.396 m
426.392 m
426.387 m
426.380 m
426.369 m
426.361 m
426.359 m
426.356 m
426.321 m
426.128 m
425.884 m
425.591 m
425.282 m
424.894 m
424.494 m
424.079 m
423.625 m
423.179 m
422.824 m
422.875 m
423.352 m
423.742 m
424.490 m
425.899 m
426.385 m
426.848 m
427.670 m
428.503 m
428.765 m
428.723 m
428.656 m
428.643 m
428.593 m
428.477 m
428.289 m
428.044 m
427.803 m
427.525 m
427.316 m
427.234 m
427.152 m
427.041 m
426.969 m
426.923 m
426.859 m
426.804 m
426.762 m
426.685 m
426.670 m
426.639 m
426.611 m
426.586 m
426.562 m
426.547 m
426.523 m
426.507 m
426.485 m
426.469 m
426.425 m
426.304 m
426.180 m
426.059 m
425.935 m
425.819 m
425.691 m
425.521 m
425.311 m
425.086 m
424.789 m
424.749 m
424.777 m
424.806 m
424.955 m
425.769 m
426.656 m
427.228 m
427.535 m
427.667 m
427.646 m
427.616 m
427.631 m
427.664 m
427.601 m
427.500 m
427.484 m
427.462 m
427.448 m
427.431 m
427.390 m
427.367 m
427.365 m
427.341 m
427.319 m
427.295 m
427.260 m
427.226 m
427.192 m
427.202 m
427.180 m
427.169 m
427.156 m
427.141 m
427.090 m
427.030 m
426.969 m
426.898 m
426.837 m
426.767 m
426.699 m
426.625 m
426.542 m
426.470 m
426.411 m
426.347 m
426.274 m
426.212 m
426.153 m
426.088 m
426.032 m
425.975 m
425.851 m
425.601 m
425.274 m
425.102 m
426.015 m
427.699 m
428.108 m
428.285 m
428.314 m
428.316 m
428.263 m
428.195 m
428.161 m
428.146 m
428.168 m
428.158 m
428.126 m
428.088 m
428.006 m
427.885 m
427.742 m
427.651 m
427.559 m
427.479 m
427.411 m
427.292 m
427.164 m
427.054 m
426.918 m
426.844 m
426.769 m
426.695 m
426.643 m
426.587 m
426.542 m
426.500 m
426.490 m
426.445 m
426.411 m
426.368 m
426.208 m
426.011 m
425.816 m
425.613 m
425.412 m
425.205 m
424.999 m
424.800 m
424.585 m
424.320 m
424.053 m
423.789 m
423.532 m
423.280 m
423.167 m
423.044 m
422.965 m
423.757 m
425.628 m
426.530 m
426.930 m
427.186 m
427.323 m
427.425 m
427.481 m
427.515 m
427.558 m
427.610 m
427.651 m
427.658 m
427.669 m
427.684 m
427.682 m
427.710 m
427.768 m
427.783 m
427.746 m
427.715 m
427.597 m
427.565 m
427.512 m
427.364 m
427.209 m
427.076 m
426.922 m
426.820 m
426.714 m
426.594 m
426.552 m
426.511 m
426.457 m
426.406 m
426.364 m
426.321 m
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
no value
429.408 m
429.289 m
429.098 m
428.867 m
428.679 m
428.530 m
428.309 m

The whole record since 1969, monthly averages

The whole record since 1969, monthly averages 420 m 425 m 430 m Highest 431.623 m Lowest 417.613 m 428.555 m
  • Level
  • Our record
Monthly averages of Lake of the Prairies at Shellmouth from 3 January 1969 to 25 October 2026.
Table: The whole record since 1969, monthly averages
Month startingMonthly average (m)
no value
no value
no value
419.388 m
420.579 m
no value
no value
no value
no value
420.900 m
420.972 m
420.865 m
no value
no value
420.178 m
420.649 m
421.734 m
421.800 m
no value
421.393 m
421.203 m
421.211 m
421.521 m
421.636 m
421.588 m
421.492 m
no value
423.189 m
427.581 m
427.662 m
427.711 m
427.379 m
427.247 m
427.207 m
426.894 m
426.410 m
425.848 m
425.180 m
no value
425.773 m
429.279 m
428.192 m
427.502 m
427.515 m
427.355 m
427.122 m
426.700 m
425.927 m
425.126 m
424.552 m
424.247 m
424.530 m
425.098 m
425.675 m
426.232 m
426.448 m
426.430 m
426.294 m
425.978 m
425.623 m
425.256 m
424.891 m
424.316 m
424.233 m
429.238 m
429.851 m
428.452 m
427.020 m
426.817 m
no value
426.508 m
426.062 m
425.333 m
424.862 m
424.282 m
424.471 m
429.637 m
429.721 m
428.992 m
427.602 m
427.145 m
427.078 m
426.743 m
425.997 m
425.210 m
424.442 m
424.059 m
427.449 m
429.376 m
428.706 m
428.728 m
427.570 m
427.252 m
426.797 m
no value
426.131 m
425.757 m
425.483 m
425.434 m
425.876 m
426.676 m
426.918 m
426.859 m
426.712 m
426.644 m
426.766 m
426.574 m
426.055 m
425.490 m
424.792 m
424.033 m
424.587 m
426.107 m
426.403 m
426.523 m
426.524 m
426.458 m
426.378 m
426.199 m
425.980 m
425.681 m
425.263 m
424.476 m
423.629 m
429.069 m
429.665 m
428.227 m
427.441 m
427.341 m
427.053 m
426.665 m
426.187 m
425.669 m
425.144 m
424.561 m
425.273 m
426.950 m
426.899 m
426.760 m
426.574 m
426.427 m
426.272 m
426.067 m
425.753 m
425.322 m
424.976 m
424.873 m
425.412 m
425.838 m
426.065 m
426.275 m
426.327 m
426.215 m
426.092 m
425.949 m
425.626 m
425.146 m
424.682 m
424.433 m
424.779 m
425.763 m
426.037 m
426.346 m
426.814 m
426.821 m
426.766 m
426.707 m
426.256 m
425.750 m
425.255 m
424.778 m
424.766 m
427.621 m
427.424 m
427.657 m
427.521 m
427.184 m
427.006 m
426.583 m
426.103 m
425.363 m
424.726 m
424.538 m
426.023 m
426.966 m
427.650 m
427.547 m
427.248 m
427.027 m
426.882 m
426.495 m
425.980 m
425.238 m
424.400 m
423.290 m
424.951 m
428.517 m
427.761 m
427.668 m
427.581 m
427.550 m
427.433 m
427.071 m
426.409 m
425.661 m
424.958 m
424.254 m
426.899 m
428.046 m
427.531 m
427.587 m
427.598 m
427.333 m
427.183 m
426.891 m
426.308 m
425.700 m
no value
424.975 m
426.663 m
427.754 m
427.730 m
427.593 m
427.430 m
427.078 m
426.784 m
426.487 m
426.113 m
425.762 m
425.652 m
425.722 m
427.670 m
429.561 m
429.003 m
427.847 m
427.445 m
427.028 m
426.915 m
426.791 m
426.641 m
426.466 m
426.266 m
425.979 m
426.101 m
426.370 m
426.532 m
426.684 m
426.573 m
426.467 m
426.367 m
426.410 m
426.324 m
426.140 m
425.833 m
425.318 m
425.825 m
428.640 m
428.915 m
428.497 m
427.898 m
427.588 m
427.347 m
427.053 m
426.797 m
426.515 m
426.236 m
426.044 m
426.600 m
427.102 m
427.442 m
427.791 m
427.911 m
427.731 m
427.519 m
427.210 m
426.827 m
426.416 m
425.991 m
424.780 m
424.848 m
426.696 m
427.026 m
427.054 m
426.943 m
426.756 m
426.616 m
426.518 m
426.414 m
426.103 m
425.809 m
425.686 m
426.035 m
426.336 m
426.466 m
427.182 m
427.822 m
428.429 m
428.199 m
427.778 m
427.267 m
426.445 m
425.856 m
425.376 m
426.274 m
427.183 m
427.631 m
428.418 m
428.016 m
427.244 m
426.835 m
426.575 m
426.332 m
426.083 m
425.921 m
425.702 m
426.496 m
430.170 m
429.054 m
428.311 m
427.657 m
428.128 m
427.833 m
427.715 m
427.149 m
426.150 m
425.051 m
423.626 m
423.777 m
428.595 m
428.756 m
428.036 m
427.999 m
427.376 m
426.584 m
425.895 m
425.645 m
425.348 m
424.816 m
423.406 m
423.519 m
428.661 m
428.604 m
427.991 m
427.716 m
427.487 m
427.180 m
426.925 m
426.718 m
426.577 m
426.580 m
426.505 m
427.162 m
427.706 m
427.842 m
428.541 m
428.022 m
427.069 m
426.675 m
426.415 m
426.270 m
426.140 m
426.013 m
425.730 m
427.264 m
428.590 m
428.663 m
427.877 m
427.425 m
427.095 m
426.926 m
426.857 m
426.849 m
426.807 m
426.758 m
426.888 m
427.360 m
427.613 m
427.863 m
428.389 m
427.998 m
427.533 m
427.193 m
427.062 m
426.830 m
425.729 m
424.446 m
423.542 m
424.658 m
427.878 m
428.176 m
428.158 m
428.035 m
427.802 m
427.523 m
427.311 m
427.219 m
427.184 m
427.153 m
427.150 m
427.281 m
427.555 m
427.673 m
427.747 m
427.706 m
427.817 m
427.705 m
427.572 m
427.510 m
427.272 m
426.716 m
425.758 m
426.761 m
428.242 m
427.851 m
427.696 m
427.328 m
427.049 m
426.898 m
426.819 m
426.737 m
426.605 m
426.490 m
426.387 m
427.456 m
428.410 m
428.696 m
428.301 m
427.974 m
427.722 m
427.407 m
427.264 m
427.141 m
426.970 m
426.612 m
426.186 m
427.114 m
428.112 m
428.501 m
428.317 m
427.644 m
427.611 m
427.569 m
427.522 m
427.289 m
426.832 m
426.205 m
425.110 m
426.985 m
430.135 m
429.944 m
429.305 m
427.859 m
427.338 m
427.331 m
427.404 m
427.406 m
426.707 m
425.743 m
423.858 m
425.083 m
429.733 m
429.946 m
429.498 m
428.149 m
427.504 m
427.494 m
427.315 m
426.890 m
426.399 m
425.739 m
425.064 m
425.729 m
427.900 m
427.982 m
428.085 m
427.882 m
427.456 m
427.223 m
427.250 m
427.217 m
426.999 m
426.088 m
424.137 m
425.053 m
427.839 m
427.844 m
427.778 m
427.716 m
427.923 m
no value
427.381 m
426.732 m
426.039 m
425.435 m
424.711 m
425.910 m
427.478 m
429.069 m
430.320 m
429.920 m
430.036 m
429.505 m
428.302 m
427.737 m
426.610 m
424.735 m
422.553 m
424.482 m
430.794 m
429.149 m
428.643 m
427.350 m
427.472 m
427.254 m
427.040 m
426.778 m
426.469 m
426.139 m
426.393 m
427.877 m
428.702 m
430.040 m
430.299 m
429.606 m
428.297 m
426.584 m
425.556 m
425.424 m
425.251 m
424.449 m
422.806 m
421.680 m
426.747 m
428.751 m
428.966 m
428.172 m
426.847 m
426.858 m
426.939 m
426.022 m
424.859 m
424.074 m
423.600 m
424.907 m
429.319 m
429.478 m
430.801 m
429.760 m
428.163 m
427.142 m
426.782 m
426.102 m
425.314 m
424.275 m
423.407 m
427.402 m
428.453 m
428.134 m
427.600 m
427.581 m
427.253 m
427.063 m
426.790 m
425.966 m
424.742 m
423.686 m
423.062 m
424.614 m
428.525 m
428.014 m
427.759 m
427.763 m
427.109 m
427.100 m
428.101 m
427.385 m
425.550 m
423.538 m
422.582 m
425.170 m
427.264 m
427.617 m
427.631 m
427.620 m
427.327 m
426.810 m
426.377 m
426.023 m
425.627 m
425.447 m
425.300 m
424.560 m
427.004 m
427.946 m
427.726 m
427.440 m
427.008 m
426.669 m
426.522 m
426.395 m
426.216 m
425.570 m
424.499 m
425.358 m
426.662 m
426.933 m
427.089 m
427.164 m
427.237 m
427.318 m
427.196 m
426.748 m
426.143 m
425.545 m
425.373 m
425.744 m
427.232 m
427.432 m
427.639 m
427.591 m
427.527 m
427.234 m
426.864 m
426.530 m
426.194 m
425.888 m
425.912 m
426.678 m
427.146 m
427.448 m
427.394 m
427.105 m
426.857 m
426.544 m
426.408 m
426.378 m
426.286 m
425.365 m
423.689 m
423.480 m
426.757 m
428.683 m
428.378 m
427.442 m
426.979 m
426.735 m
426.593 m
426.503 m
426.232 m
425.699 m
424.924 m
425.496 m
427.528 m
427.608 m
427.457 m
427.360 m
427.252 m
427.176 m
427.032 m
426.746 m
426.428 m
426.151 m
425.708 m
426.832 m
428.282 m
428.160 m
428.002 m
427.555 m
427.108 m
426.715 m
426.504 m
426.232 m
425.409 m
424.509 m
423.464 m
424.126 m
427.134 m
427.542 m
427.669 m
427.745 m
427.585 m
427.076 m
426.605 m
426.377 m
no value
no value
no value
no value
no value
no value
no value
no value
429.207 m
428.555 m

How this compares

  • The daily average on 25 October 2026 was 427.914 m, the third highest for 25 October in 56 years of record (1969 to 2026). The newest value is provisional.
  • That is 1.13 m above the median of 426.78 m for 25 October over the last 10 years. The newest value is provisional.

Same date in past years

25 October in the last 10 years

DayLevelAgainst the normal range for the date
426.877 m
426.637 m
427.159 m
426.686 m
426.419 m
427.096 m
427.304 m
426.593 m
426.647 m
427.366 m

Year by year

The lowest and highest daily average of each year

The lowest and highest daily average of each year 425 m 430 m Highest 431.623 m, 2014
  • Each year, lowest to highest
  • The year so far
  • Highest in our series
The lowest and highest daily average of Lake of the Prairies at Shellmouth in each year from 1971 to 2025 with a value on at least 300 days, and in 2026 so far. The highest daily average in our series since 3 January 1969 was 431.623 m, on 9 July 2014.
Table: The lowest and highest daily average of each year
YearLowest daily average (m)DayHighest daily average (m)DayDays with a value
421.249 m427.875 m338
424.102 m429.469 m328
424.193 m426.513 m365
423.096 m430.048 m316
423.928 m430.225 m353
423.971 m429.558 m302
425.419 m426.949 m365
423.882 m426.571 m365
422.737 m429.98 m365
424.202 m427.024 m366
424.79 m426.385 m365
424.397 m426.915 m365
424.352 m427.842 m365
424.448 m427.778 m366
422.797 m428.692 m365
423.918 m428.159 m365
424.917 m427.79 m335
425.63 m429.866 m366
425.877 m426.723 m365
424.704 m429.017 m365
425.994 m427.98 m365
424.215 m427.082 m366
425.658 m428.498 m365
425.23 m428.561 m365
424.868 m431.294 m365
422.448 m429.139 m350
422.379 m428.888 m365
426.214 m428.874 m365
425.568 m428.854 m365
426.436 m428.431 m366
423.452 m428.209 m365
427.134 m427.846 m365
425.146 m428.425 m365
426.346 m428.757 m366
425.961 m428.636 m365
424.126 m430.479 m365
422.766 m430.011 m365
424.644 m428.127 m366
423.372 m428.026 m337
424.60 m430.446 m365
421.796 m431.14 m365
425.359 m430.797 m366
421.547 m429.114 m365
423.567 m431.623 m365
423.115 m428.562 m365
422.921 m428.618 m366
422.534 m427.687 m365
423.937 m428.175 m365
424.019 m427.362 m365
425.295 m427.712 m366
425.819 m427.504 m365
422.785 m428.781 m365
424.74 m427.683 m365
425.08 m428.328 m366
422.936 m427.797 m365
so far, provisional427.914 m429.449 m47

Each year from January to December, weekly averages

Each year from January to December, weekly averages 425 m 430 m 2014, highest day 2026 so far
  • The year so far
  • , the year before
  • Year of the highest day in our series
  • Other years
  • Normal range for the week
The weekly averages of Lake of the Prairies at Shellmouth in each year from 1986 to 2025 with a value in at least 26 weeks, and in 2026 so far, on one axis from January to December, with the normal range for each week. The highest daily average in our series since 3 January 1969 was in 2014. Each week is 7 days counted from 1 January (in a leap year, the weeks after 29 February start a day earlier), the last to 31 December.
Table: Each year from January to December, weekly averages
Week so far Weekly average (m), highest day Weekly average (m)Normal range (m)
to no value425.247 m425.395 m to 427.061 m
to no value424.974 m425.269 m to 426.927 m
to no value424.778 m425.129 m to 426.803 m
to no value424.602 m424.939 m to 426.657 m
to no value424.421 m424.744 m to 426.571 m
to no value424.238 m424.516 m to 426.556 m
to no value424.062 m424.245 m to 426.503 m
to no value423.883 m424.051 m to 426.447 m
to no value423.699 m423.699 m to 426.336 m
to no value423.574 m423.520 m to 426.228 m
to no value423.582 m423.230 m to 426.118 m
to no value423.596 m423.041 m to 426.106 m
to no value423.616 m422.658 m to 426.142 m
to no value423.639 m422.529 m to 426.596 m
to no value423.862 m422.840 m to 427.315 m
to no value424.682 m423.293 m to 427.908 m
to no value427.091 m424.385 m to 428.320 m
to no value429.268 m425.535 m to 429.215 m
to no value429.799 m425.868 m to 429.583 m
to no value429.492 m426.313 m to 429.792 m
to no value428.911 m426.362 m to 429.815 m
to no value428.897 m426.415 m to 429.673 m
to no value429.198 m426.450 m to 429.709 m
to no value429.412 m426.466 m to 429.657 m
to no value429.634 m426.479 m to 429.667 m
to no value429.980 m426.510 m to 429.633 m
to no value430.971 m426.635 m to 429.471 m
to no value431.410 m426.760 m to 429.285 m
to no value430.754 m426.749 m to 429.077 m
to no value430.331 m426.757 m to 428.866 m
to no value430.100 m426.797 m to 428.590 m
to no value429.986 m426.779 m to 428.309 m
to no value429.844 m426.705 m to 428.088 m
to no value429.570 m426.535 m to 427.956 m
to no value429.211 m426.534 m to 427.912 m
to no value428.798 m426.519 m to 427.935 m
to 429.370 m428.345 m426.484 m to 427.945 m
to 429.211 m427.848 m426.461 m to 427.845 m
to 429.006 m427.404 m426.406 m to 427.702 m
to 428.776 m427.241 m426.387 m to 427.634 m
to 428.605 m427.185 m426.354 m to 427.577 m
to 428.464 m427.123 m426.327 m to 427.542 m
to no value427.067 m426.260 m to 427.525 m
to no value427.010 m426.213 m to 427.553 m
to no value426.944 m426.068 m to 427.552 m
to no value426.807 m426.009 m to 427.539 m
to no value426.657 m425.990 m to 427.534 m
to no value426.497 m425.943 m to 427.464 m
to no value426.331 m425.889 m to 427.425 m
to no value426.166 m425.730 m to 427.299 m
to no value426.009 m425.658 m to 427.216 m
to no value425.845 m425.541 m to 427.173 m
Every year
YearDays with a valueDays below the normal range
to 480
3650
3660
3650
3658
3650
3660
3650
3650
36563
36679
36525
36560
36588
36673
36548
3650
3370
3660
3650
3650
3650
3660
3650
3650
3650
3660
3650
3650
36522
35074
3650
3650
36525
3660
3650
3650
36587
3660
3350
3650
3650
3660
3650
365102
365238
366125
3659
365125
3653
3020
3530
3164
365266
3280
33880
229229
181181

How it compares

That is above the normal range for the date, in the highest 5 percent of the daily averages of these dates in the 53 years between 1969 and 2025.

Records

  • Highest daily average in our series since 3 January 1969: 431.623 m on 9 July 2014.
  • Lowest daily average in our series since 3 January 1969: 417.613 m on 3 January 1969.

About this gauge

Shellmouth is a gauge on Lake of the Prairies in Canada.

It lies at 50.9604° N, 101.4124° W.

Its readings come from the Water Survey of Canada (Environment and Climate Change Canada).

Our readings for this gauge go back to 3 January 1969.

The Water Survey of Canada publishes its real-time readings as preliminary data that it reviews and approves later.

The newest reading is provisional: the source may still correct it.

About these figures

The normal range for 25 October is 426.26 m to 427.53 m: the 10th to 90th percentile of the daily averages from 18 October to 1 November in 53 years between 1969 and 2025.

Keep exploring

Sources