World Water LevelsWater, in perspective

Mackenzie River water level at Fort Simpson today

Is the Mackenzie River at Fort Simpson within its normal range for the date?

The Mackenzie River at Fort Simpson read 4.693 m at .

Level now

within the normal range for the date

4.693 m

Provisional

within the normal range for the date

4.693 mNormal for the date4.14 m to 5.24 mMedian 4.58 m
The normal range for 26 October is 4.14 m to 5.24 m: the 10th to 90th percentile of the daily averages from 19 October to 2 November in 24 years between 2001 and 2024.
Table: where the water stands
LevelValue
Newest reading4.693 m,
Normal range for the date4.14 m to 5.24 m
Median for the date4.58 m
Past day
+0.021 m
Past week
-0.021 m

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

Level history

within the normal range for the date

On the Mackenzie River at Fort Simpson averaged 4.676 m.

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

The last 90 days, against the normal range for each day 4 m 5 m 6 m 7 m 4.676 m
  • Level
  • Normal range for the date
  • Median for the date
  • A year earlier
Daily averages of the Mackenzie River at Fort Simpson 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 value5.190 m to 7.272 m6.019 mno value
no value5.165 m to 7.212 m6.000 mno value
no value5.147 m to 7.175 m5.964 mno value
no value5.136 m to 7.089 m5.954 mno value
no value5.123 m to 7.056 m5.925 mno value
no value5.095 m to 7.046 m5.882 mno value
no value5.087 m to 7.007 m5.849 mno value
no value5.078 m to 6.947 m5.816 mno value
no value5.058 m to 6.868 m5.784 mno value
no value5.026 m to 6.849 m5.752 mno value
no value5.003 m to 6.838 m5.708 mno value
no value4.951 m to 6.831 m5.684 mno value
no value4.937 m to 6.815 m5.655 mno value
no value4.921 m to 6.807 m5.643 mno value
no value4.906 m to 6.804 m5.607 mno value
no value4.899 m to 6.804 m5.590 mno value
no value4.846 m to 6.804 m5.563 mno value
no value4.796 m to 6.780 m5.508 mno value
no value4.775 m to 6.718 m5.470 mno value
no value4.747 m to 6.677 m5.467 mno value
no value4.744 m to 6.654 m5.452 mno value
no value4.742 m to 6.609 m5.460 mno value
no value4.715 m to 6.522 m5.452 mno value
no value4.702 m to 6.465 m5.440 mno value
no value4.682 m to 6.446 m5.431 mno value
no value4.668 m to 6.409 m5.408 mno value
no value4.648 m to 6.364 m5.394 mno value
no value4.639 m to 6.360 m5.390 mno value
no value4.628 m to 6.360 m5.389 mno value
no value4.624 m to 6.360 m5.388 mno value
no value4.619 m to 6.360 m5.378 mno value
no value4.618 m to 6.360 m5.374 mno value
no value4.617 m to 6.427 m5.362 mno value
no value4.614 m to 6.446 m5.374 mno value
no value4.608 m to 6.455 m5.389 mno value
no value4.605 m to 6.462 m5.394 mno value
no value4.603 m to 6.446 m5.394 mno value
no value4.598 m to 6.440 m5.390 mno value
no value4.582 m to 6.425 m5.380 mno value
no value4.576 m to 6.418 m5.352 mno value
no value4.576 m to 6.418 m5.346 mno value
no value4.576 m to 6.418 m5.314 mno value
no value4.551 m to 6.418 m5.300 mno value
5.134 m4.544 m to 6.404 m5.284 mno value
5.112 m4.531 m to 6.402 m5.261 mno value
5.065 m4.528 m to 6.388 m5.258 mno value
5.026 m4.519 m to 6.364 m5.230 mno value
5.027 m4.516 m to 6.309 m5.228 mno value
5.042 m4.516 m to 6.238 m5.210 mno value
5.105 m4.516 m to 6.225 m5.201 mno value
5.166 m4.516 m to 6.199 m5.191 mno value
5.197 m4.515 m to 6.176 m5.168 mno value
5.172 m4.510 m to 6.131 m5.154 mno value
5.131 m4.500 m to 6.059 m5.145 mno value
5.100 m4.489 m to 6.006 m5.115 mno value
5.068 m4.471 m to 5.973 m5.094 mno value
5.032 m4.448 m to 5.960 m5.085 mno value
5.007 m4.438 m to 5.950 m5.068 mno value
4.992 m4.414 m to 5.950 m5.050 mno value
4.961 m4.404 m to 5.950 m5.024 mno value
4.951 m4.327 m to 5.904 m4.994 mno value
4.928 m4.314 m to 5.892 m4.983 mno value
4.932 m4.300 m to 5.836 m4.967 mno value
4.948 m4.289 m to 5.806 m4.951 mno value
4.951 m4.289 m to 5.792 m4.938 mno value
4.963 m4.289 m to 5.784 m4.934 mno value
4.966 m4.289 m to 5.779 m4.925 mno value
4.942 m4.289 m to 5.746 m4.915 mno value
4.918 m4.283 m to 5.735 m4.912 mno value
4.915 m4.279 m to 5.725 m4.904 mno value
4.903 m4.278 m to 5.716 m4.896 mno value
4.891 m4.274 m to 5.692 m4.888 mno value
4.873 m4.274 m to 5.662 m4.879 mno value
4.866 m4.274 m to 5.624 m4.863 mno value
4.863 m4.257 m to 5.600 m4.856 mno value
4.878 m4.220 m to 5.575 m4.850 mno value
4.894 m4.212 m to 5.542 m4.829 mno value
4.861 m4.212 m to 5.519 m4.806 mno value
4.804 m4.212 m to 5.502 m4.775 mno value
4.763 m4.212 m to 5.446 m4.759 mno value
4.753 m4.212 m to 5.400 m4.735 mno value
4.742 m4.212 m to 5.392 m4.722 mno value
4.730 m4.212 m to 5.384 m4.709 mno value
4.714 m4.212 m to 5.363 m4.702 mno value
4.698 m4.212 m to 5.350 m4.695 mno value
4.614 m4.208 m to 5.344 m4.687 mno value
4.653 m4.208 m to 5.338 m4.675 mno value
4.671 m4.201 m to 5.327 m4.656 mno value
4.678 m4.186 m to 5.309 m4.643 mno value
4.676 m4.154 m to 5.262 m4.615 mno value

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

The last 12 months, against the normal range for each day 2 m 4 m 6 m 8 m Lowest 2.066 m 4.676 m
  • Level
  • Normal range for the date
  • Median for the date
  • Our record
Daily averages of the Mackenzie River at Fort Simpson 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
no value4.154 m to 5.262 m4.615 m
no value4.142 m to 5.239 m4.582 m
no value4.079 m to 5.229 m4.549 m
no value4.036 m to 5.219 m4.530 m
no value3.934 m to 5.199 m4.499 m
no value3.805 m to 5.192 m4.481 m
no value3.694 m to 5.162 m4.454 m
no value3.593 m to 5.131 m4.437 m
no value3.545 m to 5.123 m4.418 m
no value3.533 m to 5.041 m4.402 m
no value3.512 m to 5.026 m4.366 m
no value3.472 m to 5.005 m4.328 m
no value3.412 m to 4.987 m4.305 m
no value3.389 m to 4.963 m4.224 m
no value3.363 m to 4.951 m4.156 m
no value3.324 m to 4.947 m4.096 m
no value3.284 m to 4.928 m4.004 m
no value3.241 m to 4.894 m3.962 m
no value3.146 m to 4.846 m3.907 m
no value3.098 m to 4.827 m3.890 m
no value3.018 m to 4.809 m3.857 m
no value2.976 m to 4.763 m3.824 m
no value2.962 m to 4.748 m3.821 m
no value2.880 m to 4.715 m3.786 m
no value2.820 m to 4.694 m3.747 m
no value2.768 m to 4.724 m3.727 m
no value2.698 m to 4.756 m3.709 m
no value2.565 m to 4.809 m3.609 m
no value2.528 m to 5.229 m3.610 m
no value2.524 m to 5.674 m3.650 m
no value2.522 m to 5.975 m3.682 m
no value2.556 m to 6.189 m3.792 m
no value2.614 m to 6.273 m3.914 m
no value2.654 m to 6.329 m4.163 m
no value2.707 m to 6.379 m4.401 m
no value2.767 m to 6.438 m4.649 m
no value2.837 m to 6.470 m4.846 m
no value2.970 m to 6.510 m4.908 m
no value3.115 m to 6.549 m4.985 m
no value3.225 m to 6.597 m5.204 m
no value3.277 m to 6.633 m5.359 m
no value3.471 m to 6.660 m5.444 m
no value3.688 m to 6.793 m5.557 m
no value3.758 m to 6.792 m5.619 m
no value3.818 m to 6.799 m5.602 m
no value3.902 m to 6.809 m5.643 m
no value3.914 m to 6.674 m5.686 m
no value4.035 m to 6.665 m5.694 m
no value4.468 m to 6.674 m5.702 m
no value4.650 m to 6.625 m5.662 m
no value4.635 m to 6.546 m5.637 m
no value4.597 m to 6.543 m5.642 m
no value4.582 m to 6.542 m5.648 m
no value4.571 m to 6.542 m5.653 m
no value4.561 m to 6.542 m5.653 m
no value4.551 m to 6.553 m5.653 m
no value4.550 m to 6.557 m5.649 m
no value4.523 m to 6.557 m5.641 m
no value4.520 m to 6.556 m5.634 m
no value4.520 m to 6.538 m5.658 m
no value4.508 m to 6.533 m5.636 m
no value4.508 m to 6.531 m5.619 m
no value4.508 m to 6.531 m5.616 m
no value4.504 m to 6.526 m5.612 m
no value4.608 m to 6.535 m5.618 m
no value4.579 m to 6.536 m5.610 m
no value4.554 m to 6.472 m5.540 m
no value4.527 m to 6.473 m5.508 m
no value4.498 m to 6.478 m5.538 m
no value4.461 m to 6.476 m5.506 m
no value4.431 m to 6.475 m5.495 m
no value4.402 m to 6.473 m5.466 m
no value4.397 m to 6.532 m5.480 m
no value4.371 m to 6.532 m5.461 m
no value4.339 m to 6.548 m5.450 m
no value4.324 m to 6.565 m5.436 m
no value4.312 m to 6.565 m5.412 m
no value4.303 m to 6.542 m5.391 m
no value4.293 m to 6.521 m5.365 m
no value4.281 m to 6.507 m5.351 m
no value4.261 m to 6.466 m5.341 m
no value4.235 m to 6.439 m5.328 m
no value4.226 m to 6.434 m5.315 m
no value4.191 m to 6.433 m5.297 m
no value4.173 m to 6.433 m5.282 m
no value4.146 m to 6.432 m5.264 m
no value4.114 m to 6.414 m5.240 m
no value4.081 m to 6.394 m5.226 m
no value4.039 m to 6.374 m5.209 m
no value4.014 m to 6.350 m5.184 m
no value3.994 m to 6.326 m5.167 m
no value3.972 m to 6.310 m5.142 m
no value3.956 m to 6.300 m5.130 m
no value3.951 m to 6.286 m5.110 m
no value3.938 m to 6.261 m5.081 m
no value3.924 m to 7.008 m5.046 m
no value3.910 m to 7.008 m5.041 m
no value3.876 m to 7.008 m5.043 m
no value3.870 m to 7.008 m5.027 m
no value3.860 m to 7.008 m5.017 m
no value3.857 m to 7.007 m5.008 m
no value3.847 m to 7.005 m4.993 m
no value3.834 m to 7.004 m4.976 m
no value3.820 m to 7.003 m4.958 m
no value3.815 m to 7.002 m4.943 m
no value3.808 m to 7.002 m4.934 m
no value3.802 m to 7.003 m4.920 m
no value3.799 m to 7.003 m4.906 m
no value3.796 m to 7.003 m4.895 m
no value3.773 m to 7.003 m4.880 m
no value3.745 m to 7.001 m4.861 m
no value3.716 m to 6.998 m4.856 m
no value3.691 m to 6.995 m4.833 m
no value3.675 m to 6.991 m4.819 m
no value3.660 m to 6.983 m4.799 m
no value3.655 m to 6.973 m4.786 m
no value3.652 m to 6.960 m4.776 m
no value3.650 m to 6.939 m4.769 m
no value3.649 m to 6.922 m4.757 m
no value3.650 m to 6.903 m4.762 m
no value3.667 m to 6.361 m4.730 m
no value3.672 m to 6.231 m4.721 m
no value3.670 m to 6.231 m4.703 m
no value3.667 m to 6.223 m4.684 m
no value3.667 m to 6.207 m4.659 m
no value3.667 m to 6.178 m4.636 m
no value3.666 m to 6.147 m4.619 m
no value3.666 m to 6.123 m4.594 m
no value3.577 m to 6.008 m4.560 m
no value3.555 m to 5.587 m4.547 m
no value3.542 m to 5.529 m4.538 m
no value3.520 m to 5.502 m4.511 m
no value3.496 m to 5.346 m4.447 m
no value3.493 m to 5.332 m4.435 m
no value3.493 m to 5.320 m4.423 m
no value3.493 m to 5.308 m4.413 m
no value3.493 m to 5.293 m4.403 m
no value3.493 m to 5.280 m4.393 m
no value3.492 m to 5.273 m4.382 m
no value3.491 m to 5.262 m4.373 m
no value3.482 m to 5.249 m4.371 m
no value3.481 m to 6.541 m4.364 m
no value3.479 m to 6.539 m4.359 m
no value3.475 m to 6.537 m4.355 m
no value3.473 m to 6.535 m4.352 m
no value3.472 m to 6.520 m4.349 m
no value3.472 m to 6.497 m4.352 m
no value3.469 m to 6.483 m4.350 m
no value3.463 m to 6.465 m4.345 m
no value3.461 m to 6.450 m4.340 m
no value3.461 m to 6.434 m4.336 m
no value3.469 m to 6.410 m4.333 m
no value3.482 m to 6.383 m4.327 m
no value3.498 m to 6.366 m4.321 m
no value3.517 m to 6.360 m4.319 m
no value3.541 m to 6.359 m4.318 m
no value3.566 m to 6.359 m4.316 m
no value3.591 m to 6.359 m4.315 m
no value3.618 m to 6.359 m4.312 m
no value3.640 m to 6.359 m4.312 m
no value3.661 m to 6.359 m4.317 m
no value3.656 m to 6.362 m4.337 m
no value3.680 m to 6.362 m4.349 m
no value3.714 m to 6.362 m4.360 m
no value3.741 m to 6.362 m4.366 m
no value3.745 m to 6.362 m4.376 m
no value3.758 m to 6.362 m4.395 m
no value3.799 m to 6.366 m4.430 m
no value3.803 m to 6.372 m4.464 m
no value3.819 m to 6.383 m4.474 m
no value3.820 m to 6.417 m4.497 m
no value3.822 m to 6.441 m4.544 m
no value3.822 m to 6.513 m4.592 m
no value3.830 m to 6.589 m4.628 m
no value3.839 m to 6.660 m4.647 m
no value3.845 m to 6.706 m4.658 m
no value3.852 m to 6.759 m4.705 m
no value3.863 m to 6.922 m4.755 m
no value3.899 m to 7.240 m4.823 m
no value3.904 m to 7.388 m4.869 m
no value3.924 m to 7.431 m4.911 m
no value3.999 m to 7.492 m4.991 m
no value4.087 m to 7.642 m5.049 m
no value4.129 m to 7.756 m5.095 m
no value4.171 m to 8.007 m5.163 m
no value4.283 m to 8.285 m5.276 m
no value4.321 m to 8.338 m5.389 m
no value4.320 m to 8.506 m5.493 m
no value4.316 m to 8.516 m5.583 m
no value4.319 m to 8.708 m5.752 m
no value4.331 m to 8.791 m5.945 m
no value4.411 m to 8.863 m6.138 m
no value4.433 m to 9.079 m6.244 m
no value4.501 m to 9.153 m6.352 m
no value4.566 m to 9.156 m6.437 m
no value4.559 m to 9.120 m6.570 m
no value4.649 m to 8.992 m6.678 m
no value4.731 m to 8.741 m6.710 m
no value4.767 m to 8.725 m6.686 m
no value4.961 m to 8.650 m6.687 m
no value5.089 m to 8.453 m6.687 m
no value5.312 m to 8.397 m6.686 m
no value5.421 m to 8.351 m6.636 m
no value4.990 m to 8.259 m6.680 m
no value5.023 m to 8.174 m6.697 m
no value5.027 m to 8.183 m6.708 m
no value5.109 m to 8.376 m6.832 m
no value5.601 m to 8.325 m6.829 m
no value5.644 m to 8.312 m6.826 m
no value5.674 m to 8.286 m6.834 m
no value5.696 m to 8.264 m6.851 m
no value5.730 m to 8.212 m6.872 m
no value5.760 m to 8.159 m6.890 m
no value5.763 m to 8.166 m6.911 m
no value5.769 m to 8.166 m6.933 m
no value5.793 m to 8.159 m6.968 m
no value5.796 m to 8.158 m6.977 m
no value5.828 m to 8.190 m7.019 m
no value5.900 m to 8.234 m7.060 m
no value5.903 m to 8.253 m7.083 m
no value5.951 m to 8.316 m7.142 m
no value5.958 m to 8.349 m7.158 m
no value5.958 m to 8.412 m7.176 m
no value5.958 m to 8.488 m7.221 m
no value5.913 m to 8.502 m7.260 m
no value5.899 m to 8.509 m7.302 m
no value5.857 m to 8.555 m7.381 m
no value5.846 m to 8.595 m7.415 m
no value5.819 m to 8.621 m7.417 m
no value5.802 m to 8.679 m7.434 m
no value5.784 m to 8.729 m7.417 m
no value5.771 m to 8.794 m7.415 m
no value5.766 m to 8.894 m7.377 m
no value5.753 m to 8.988 m7.326 m
no value5.749 m to 9.032 m7.296 m
no value5.745 m to 9.071 m7.257 m
no value5.739 m to 9.074 m7.257 m
no value5.717 m to 9.067 m7.247 m
no value5.712 m to 9.046 m7.233 m
no value5.703 m to 9.032 m7.226 m
no value5.700 m to 9.025 m7.220 m
no value5.694 m to 9.006 m7.193 m
no value5.660 m to 8.979 m7.163 m
no value5.636 m to 8.944 m7.145 m
no value5.634 m to 8.840 m7.101 m
no value5.609 m to 8.763 m7.080 m
no value5.609 m to 8.727 m7.058 m
no value5.604 m to 8.717 m7.020 m
no value5.601 m to 8.671 m6.999 m
no value5.545 m to 8.648 m6.983 m
no value5.532 m to 8.638 m6.957 m
no value5.512 m to 8.615 m6.925 m
no value5.501 m to 8.525 m6.888 m
no value5.480 m to 8.426 m6.878 m
no value5.448 m to 8.348 m6.845 m
no value5.409 m to 8.309 m6.815 m
no value5.370 m to 8.204 m6.801 m
no value5.329 m to 8.140 m6.769 m
no value5.278 m to 8.083 m6.758 m
no value5.255 m to 8.053 m6.749 m
no value5.227 m to 7.958 m6.729 m
no value5.169 m to 7.925 m6.690 m
no value5.120 m to 7.835 m6.642 m
no value5.110 m to 7.821 m6.586 m
no value5.079 m to 7.570 m6.501 m
no value5.070 m to 7.527 m6.453 m
no value5.070 m to 7.489 m6.399 m
no value5.070 m to 7.422 m6.364 m
no value5.078 m to 7.335 m6.343 m
no value5.085 m to 7.315 m6.300 m
no value5.102 m to 7.301 m6.238 m
no value5.213 m to 7.253 m6.200 m
no value5.216 m to 7.243 m6.139 m
no value5.223 m to 7.243 m6.106 m
no value5.221 m to 7.246 m6.090 m
no value5.210 m to 7.272 m6.048 m
no value5.190 m to 7.272 m6.019 m
no value5.165 m to 7.212 m6.000 m
no value5.147 m to 7.175 m5.964 m
no value5.136 m to 7.089 m5.954 m
no value5.123 m to 7.056 m5.925 m
no value5.095 m to 7.046 m5.882 m
no value5.087 m to 7.007 m5.849 m
no value5.078 m to 6.947 m5.816 m
no value5.058 m to 6.868 m5.784 m
no value5.026 m to 6.849 m5.752 m
no value5.003 m to 6.838 m5.708 m
no value4.951 m to 6.831 m5.684 m
no value4.937 m to 6.815 m5.655 m
no value4.921 m to 6.807 m5.643 m
no value4.906 m to 6.804 m5.607 m
no value4.899 m to 6.804 m5.590 m
no value4.846 m to 6.804 m5.563 m
no value4.796 m to 6.780 m5.508 m
no value4.775 m to 6.718 m5.470 m
no value4.747 m to 6.677 m5.467 m
no value4.744 m to 6.654 m5.452 m
no value4.742 m to 6.609 m5.460 m
no value4.715 m to 6.522 m5.452 m
no value4.702 m to 6.465 m5.440 m
no value4.682 m to 6.446 m5.431 m
no value4.668 m to 6.409 m5.408 m
no value4.648 m to 6.364 m5.394 m
no value4.639 m to 6.360 m5.390 m
no value4.628 m to 6.360 m5.389 m
no value4.624 m to 6.360 m5.388 m
no value4.619 m to 6.360 m5.378 m
no value4.618 m to 6.360 m5.374 m
no value4.617 m to 6.427 m5.362 m
no value4.614 m to 6.446 m5.374 m
no value4.608 m to 6.455 m5.389 m
no value4.605 m to 6.462 m5.394 m
no value4.603 m to 6.446 m5.394 m
no value4.598 m to 6.440 m5.390 m
no value4.582 m to 6.425 m5.380 m
no value4.576 m to 6.418 m5.352 m
no value4.576 m to 6.418 m5.346 m
no value4.576 m to 6.418 m5.314 m
no value4.551 m to 6.418 m5.300 m
5.134 m4.544 m to 6.404 m5.284 m
5.112 m4.531 m to 6.402 m5.261 m
5.065 m4.528 m to 6.388 m5.258 m
5.026 m4.519 m to 6.364 m5.230 m
5.027 m4.516 m to 6.309 m5.228 m
5.042 m4.516 m to 6.238 m5.210 m
5.105 m4.516 m to 6.225 m5.201 m
5.166 m4.516 m to 6.199 m5.191 m
5.197 m4.515 m to 6.176 m5.168 m
5.172 m4.510 m to 6.131 m5.154 m
5.131 m4.500 m to 6.059 m5.145 m
5.100 m4.489 m to 6.006 m5.115 m
5.068 m4.471 m to 5.973 m5.094 m
5.032 m4.448 m to 5.960 m5.085 m
5.007 m4.438 m to 5.950 m5.068 m
4.992 m4.414 m to 5.950 m5.050 m
4.961 m4.404 m to 5.950 m5.024 m
4.951 m4.327 m to 5.904 m4.994 m
4.928 m4.314 m to 5.892 m4.983 m
4.932 m4.300 m to 5.836 m4.967 m
4.948 m4.289 m to 5.806 m4.951 m
4.951 m4.289 m to 5.792 m4.938 m
4.963 m4.289 m to 5.784 m4.934 m
4.966 m4.289 m to 5.779 m4.925 m
4.942 m4.289 m to 5.746 m4.915 m
4.918 m4.283 m to 5.735 m4.912 m
4.915 m4.279 m to 5.725 m4.904 m
4.903 m4.278 m to 5.716 m4.896 m
4.891 m4.274 m to 5.692 m4.888 m
4.873 m4.274 m to 5.662 m4.879 m
4.866 m4.274 m to 5.624 m4.863 m
4.863 m4.257 m to 5.600 m4.856 m
4.878 m4.220 m to 5.575 m4.850 m
4.894 m4.212 m to 5.542 m4.829 m
4.861 m4.212 m to 5.519 m4.806 m
4.804 m4.212 m to 5.502 m4.775 m
4.763 m4.212 m to 5.446 m4.759 m
4.753 m4.212 m to 5.400 m4.735 m
4.742 m4.212 m to 5.392 m4.722 m
4.730 m4.212 m to 5.384 m4.709 m
4.714 m4.212 m to 5.363 m4.702 m
4.698 m4.212 m to 5.350 m4.695 m
4.614 m4.208 m to 5.344 m4.687 m
4.653 m4.208 m to 5.338 m4.675 m
4.671 m4.201 m to 5.327 m4.656 m
4.678 m4.186 m to 5.309 m4.643 m
4.676 m4.154 m to 5.262 m4.615 m

The last 10 years, weekly averages

The last 10 years, weekly averages 5 m 10 m 15 m Highest 15.994 m Lowest 2.066 m 4.672 m
  • Level
  • Our record
Weekly averages of the Mackenzie River at Fort Simpson from the week of 24 October 2016 to 25 October 2026.
Table: The last 10 years, weekly averages
Week startingWeekly average (m)
4.672 m
4.499 m
4.472 m
4.292 m
3.031 m
3.155 m
4.880 m
4.864 m
4.906 m
4.838 m
4.748 m
4.588 m
4.466 m
4.380 m
4.308 m
4.238 m
4.171 m
4.130 m
4.110 m
4.109 m
4.107 m
4.089 m
4.133 m
4.243 m
4.538 m
4.887 m
5.203 m
6.121 m
7.002 m
7.265 m
6.809 m
6.911 m
7.493 m
7.273 m
7.047 m
6.965 m
6.937 m
6.980 m
6.896 m
6.740 m
6.319 m
5.759 m
5.299 m
5.034 m
4.978 m
4.833 m
4.810 m
4.722 m
4.656 m
4.794 m
4.719 m
4.564 m
4.423 m
4.291 m
3.843 m
3.510 m
5.152 m
5.741 m
5.853 m
6.013 m
5.985 m
5.837 m
5.835 m
5.884 m
5.815 m
5.776 m
5.682 m
5.560 m
5.466 m
5.397 m
5.328 m
5.261 m
5.197 m
no value
no value
no value
no value
no value
5.089 m
6.458 m
6.823 m
6.827 m
6.449 m
6.430 m
6.235 m
6.503 m
6.463 m
7.658 m
7.302 m
6.408 m
6.007 m
5.951 m
5.606 m
5.357 m
5.252 m
5.109 m
4.992 m
4.967 m
4.814 m
4.612 m
4.429 m
4.312 m
4.266 m
4.200 m
4.246 m
4.182 m
3.426 m
3.305 m
no value
3.244 m
4.145 m
6.154 m
6.030 m
6.024 m
5.922 m
5.712 m
5.606 m
5.551 m
5.386 m
5.317 m
5.175 m
5.028 m
4.909 m
4.805 m
4.766 m
4.718 m
4.717 m
4.904 m
5.066 m
6.117 m
9.648 m
5.846 m
no value
4.940 m
4.959 m
5.543 m
5.962 m
5.726 m
6.035 m
6.490 m
5.817 m
5.426 m
5.276 m
5.413 m
5.576 m
5.035 m
4.859 m
4.963 m
5.618 m
5.221 m
4.872 m
4.868 m
4.933 m
4.856 m
4.868 m
4.770 m
4.657 m
4.363 m
4.394 m
no value
3.854 m
5.737 m
5.918 m
5.685 m
5.639 m
5.454 m
5.382 m
5.295 m
5.099 m
5.032 m
5.001 m
4.943 m
4.888 m
4.839 m
4.791 m
4.736 m
4.724 m
4.697 m
4.684 m
4.645 m
4.656 m
4.664 m
4.954 m
6.084 m
7.766 m
6.895 m
6.907 m
7.292 m
7.757 m
7.815 m
9.166 m
9.087 m
8.095 m
9.025 m
8.284 m
7.889 m
7.662 m
7.275 m
7.280 m
7.912 m
8.477 m
8.310 m
7.615 m
7.190 m
6.855 m
6.689 m
6.514 m
6.232 m
5.854 m
5.807 m
5.670 m
4.823 m
4.459 m
4.833 m
8.265 m
9.397 m
8.594 m
7.901 m
8.477 m
no value
8.432 m
8.421 m
8.395 m
8.307 m
8.161 m
8.047 m
7.948 m
7.855 m
7.735 m
7.675 m
7.590 m
7.522 m
7.462 m
7.391 m
7.591 m
8.149 m
10.459 m
15.474 m
8.403 m
8.390 m
8.132 m
8.593 m
8.768 m
9.137 m
8.653 m
8.595 m
7.526 m
7.114 m
7.043 m
6.728 m
6.971 m
6.986 m
6.762 m
6.731 m
6.469 m
6.272 m
6.080 m
5.967 m
5.750 m
5.591 m
5.424 m
5.339 m
5.101 m
4.983 m
4.919 m
no value
no value
5.166 m
5.753 m
5.936 m
5.846 m
5.693 m
5.501 m
5.379 m
5.251 m
5.140 m
5.000 m
4.900 m
4.791 m
4.754 m
no value
4.746 m
4.759 m
4.758 m
4.805 m
4.835 m
4.899 m
5.136 m
5.876 m
no value
8.807 m
9.295 m
8.930 m
9.377 m
9.667 m
9.146 m
9.078 m
8.325 m
7.872 m
no value
6.700 m
6.683 m
6.705 m
6.209 m
5.857 m
5.607 m
5.428 m
5.212 m
5.046 m
4.910 m
4.910 m
4.682 m
4.696 m
4.672 m
4.270 m
3.281 m
3.346 m
3.684 m
5.307 m
6.153 m
6.037 m
5.844 m
5.594 m
5.480 m
5.350 m
5.251 m
5.122 m
4.951 m
4.838 m
4.749 m
4.660 m
4.551 m
4.446 m
4.382 m
4.368 m
4.291 m
4.277 m
4.377 m
4.682 m
5.213 m
5.926 m
no value
6.388 m
6.862 m
6.249 m
5.720 m
5.812 m
5.547 m
5.477 m
5.538 m
5.173 m
5.045 m
5.133 m
5.080 m
4.963 m
4.838 m
no value
no value
no value
no value
no value
3.977 m
3.957 m
3.982 m
4.054 m
3.542 m
3.442 m
3.670 m
2.892 m
2.243 m
2.560 m
3.705 m
3.808 m
4.028 m
4.176 m
4.156 m
3.940 m
3.743 m
3.563 m
3.518 m
3.452 m
3.411 m
3.353 m
3.294 m
3.232 m
3.197 m
3.133 m
3.151 m
3.164 m
3.245 m
3.541 m
4.022 m
4.654 m
4.148 m
3.801 m
3.514 m
4.540 m
4.850 m
5.141 m
5.350 m
5.513 m
5.357 m
5.034 m
4.796 m
4.691 m
4.950 m
4.452 m
4.166 m
4.037 m
3.920 m
3.913 m
3.879 m
3.822 m
3.853 m
3.807 m
3.679 m
3.645 m
3.493 m
3.497 m
3.574 m
3.191 m
no value
3.435 m
3.803 m
3.908 m
3.863 m
3.715 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
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
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
5.073 m
5.130 m
4.991 m
4.946 m
4.884 m
4.792 m
4.672 m

The whole record since 2001, weekly averages

The whole record since 2001, weekly averages 5 m 10 m 15 m Highest 15.994 m Lowest 2.066 m 4.672 m
  • Level
  • Our record
Weekly averages of the Mackenzie River at Fort Simpson from 1 January 2001 to 25 October 2026.
Table: The whole record since 2001, weekly averages
Week startingWeekly average (m)
6.548 m
6.432 m
6.301 m
6.140 m
6.021 m
5.900 m
5.754 m
5.570 m
5.489 m
5.369 m
5.251 m
5.124 m
5.059 m
4.996 m
5.016 m
5.266 m
5.658 m
6.489 m
6.795 m
6.021 m
5.956 m
6.286 m
8.103 m
8.313 m
7.787 m
7.311 m
6.921 m
6.528 m
7.192 m
7.388 m
6.285 m
5.950 m
5.678 m
5.719 m
5.744 m
5.590 m
5.531 m
5.469 m
5.632 m
5.517 m
5.238 m
5.027 m
4.890 m
4.572 m
4.426 m
4.566 m
3.813 m
3.283 m
4.758 m
4.948 m
5.111 m
5.006 m
4.976 m
4.840 m
4.722 m
4.669 m
4.517 m
4.382 m
4.226 m
4.134 m
4.041 m
3.972 m
3.936 m
3.926 m
3.885 m
3.811 m
3.830 m
3.846 m
3.930 m
4.208 m
4.509 m
6.943 m
7.889 m
7.632 m
7.501 m
7.790 m
7.137 m
6.510 m
6.532 m
6.881 m
6.979 m
6.799 m
6.681 m
6.416 m
6.038 m
5.826 m
5.750 m
5.906 m
5.582 m
5.249 m
5.085 m
4.990 m
4.886 m
4.815 m
4.772 m
4.426 m
3.961 m
3.524 m
3.594 m
3.846 m
5.178 m
7.067 m
6.378 m
6.491 m
6.577 m
6.695 m
6.657 m
no value
no value
no value
no value
6.198 m
6.107 m
6.088 m
no value
no value
no value
no value
no value
no value
6.195 m
9.024 m
no value
6.967 m
6.919 m
6.646 m
6.638 m
7.221 m
7.157 m
7.030 m
6.996 m
7.220 m
6.877 m
6.557 m
6.050 m
5.897 m
5.625 m
5.392 m
5.244 m
5.126 m
5.136 m
5.098 m
4.996 m
4.940 m
4.989 m
4.850 m
4.701 m
4.603 m
4.371 m
4.121 m
3.885 m
3.346 m
5.713 m
5.872 m
5.658 m
5.721 m
5.644 m
5.407 m
5.340 m
5.251 m
5.086 m
4.986 m
4.864 m
4.704 m
4.603 m
4.477 m
4.368 m
4.328 m
4.309 m
4.345 m
4.374 m
4.574 m
4.744 m
5.333 m
7.081 m
6.897 m
6.196 m
6.736 m
6.812 m
6.886 m
6.865 m
6.672 m
6.198 m
5.835 m
5.848 m
5.628 m
5.481 m
5.149 m
4.929 m
4.604 m
4.606 m
4.584 m
4.526 m
4.526 m
4.553 m
4.627 m
4.597 m
4.609 m
4.527 m
4.413 m
4.366 m
3.495 m
3.432 m
3.187 m
4.913 m
5.505 m
5.511 m
5.399 m
5.371 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
6.850 m
7.319 m
6.833 m
7.963 m
7.865 m
7.792 m
8.152 m
7.684 m
7.245 m
6.835 m
6.704 m
6.654 m
6.506 m
6.368 m
6.345 m
6.105 m
5.782 m
5.553 m
5.660 m
5.751 m
5.737 m
5.813 m
5.523 m
5.463 m
5.324 m
5.161 m
5.034 m
4.925 m
4.797 m
4.349 m
4.512 m
7.166 m
6.677 m
6.818 m
7.112 m
7.209 m
7.236 m
7.124 m
7.034 m
7.017 m
7.016 m
7.004 m
7.006 m
6.958 m
6.873 m
6.820 m
6.680 m
6.526 m
6.418 m
6.372 m
6.491 m
6.742 m
7.593 m
9.700 m
7.895 m
7.189 m
7.641 m
7.674 m
8.497 m
8.368 m
8.945 m
7.214 m
6.654 m
6.829 m
6.442 m
5.892 m
5.705 m
5.532 m
5.368 m
5.224 m
5.179 m
5.260 m
5.095 m
4.868 m
4.665 m
4.824 m
4.647 m
4.527 m
4.359 m
3.785 m
3.138 m
2.449 m
4.705 m
4.906 m
4.836 m
4.828 m
4.735 m
4.672 m
4.635 m
4.558 m
4.503 m
4.448 m
4.410 m
4.347 m
4.290 m
4.303 m
4.301 m
4.304 m
4.326 m
4.378 m
4.430 m
4.470 m
4.578 m
4.936 m
6.676 m
8.713 m
7.085 m
6.505 m
5.913 m
7.395 m
8.039 m
8.133 m
7.573 m
7.277 m
8.405 m
7.866 m
7.347 m
7.837 m
7.397 m
6.976 m
6.311 m
5.968 m
5.965 m
5.737 m
5.597 m
5.672 m
5.803 m
5.816 m
5.459 m
5.351 m
5.249 m
5.198 m
5.082 m
4.660 m
4.380 m
no value
5.189 m
5.857 m
5.956 m
5.831 m
5.658 m
5.481 m
5.293 m
5.138 m
5.040 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
7.414 m
7.539 m
8.026 m
7.688 m
7.655 m
7.745 m
8.480 m
7.694 m
7.620 m
7.027 m
6.416 m
5.899 m
5.514 m
5.515 m
5.441 m
5.336 m
5.169 m
4.970 m
4.965 m
4.926 m
4.839 m
4.956 m
4.742 m
4.586 m
4.445 m
4.691 m
4.445 m
3.385 m
3.966 m
4.989 m
5.107 m
5.270 m
5.313 m
5.296 m
5.181 m
4.980 m
4.841 m
4.656 m
4.553 m
4.449 m
4.345 m
4.276 m
4.225 m
4.172 m
4.150 m
4.129 m
4.116 m
4.127 m
4.207 m
4.496 m
5.048 m
7.031 m
7.723 m
7.077 m
7.526 m
8.072 m
8.228 m
8.033 m
7.352 m
7.413 m
7.216 m
6.931 m
6.454 m
6.034 m
5.853 m
5.691 m
5.553 m
6.346 m
5.737 m
6.434 m
6.276 m
5.728 m
5.715 m
5.568 m
5.217 m
4.982 m
4.931 m
4.520 m
4.017 m
4.019 m
5.353 m
6.088 m
6.700 m
6.849 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
6.400 m
9.216 m
6.614 m
6.676 m
5.897 m
5.937 m
6.259 m
6.870 m
6.220 m
5.897 m
6.327 m
6.494 m
5.971 m
5.626 m
5.496 m
5.051 m
5.069 m
4.903 m
5.056 m
5.313 m
5.676 m
5.349 m
4.934 m
4.714 m
4.570 m
4.574 m
4.507 m
4.297 m
4.134 m
3.919 m
3.234 m
2.419 m
4.166 m
4.936 m
4.736 m
4.561 m
4.430 m
4.297 m
4.159 m
3.958 m
3.862 m
3.801 m
3.680 m
3.635 m
3.553 m
3.470 m
3.489 m
3.456 m
3.438 m
3.482 m
3.630 m
3.863 m
3.799 m
4.139 m
5.315 m
6.551 m
6.764 m
7.091 m
7.079 m
6.734 m
6.492 m
7.287 m
7.868 m
6.806 m
6.096 m
6.272 m
6.226 m
6.008 m
5.750 m
6.158 m
5.892 m
5.696 m
5.537 m
5.570 m
5.288 m
5.159 m
5.007 m
4.933 m
4.755 m
4.552 m
4.441 m
3.678 m
3.909 m
4.838 m
6.355 m
6.510 m
6.298 m
6.070 m
5.877 m
5.555 m
5.458 m
5.360 m
5.200 m
5.046 m
4.921 m
4.818 m
4.733 m
4.623 m
4.517 m
4.453 m
4.342 m
4.312 m
4.279 m
4.262 m
4.428 m
4.788 m
6.147 m
7.112 m
6.148 m
6.362 m
7.111 m
7.979 m
9.870 m
8.192 m
7.842 m
7.105 m
6.420 m
6.148 m
5.923 m
5.731 m
5.361 m
5.435 m
5.245 m
5.355 m
5.153 m
4.954 m
5.166 m
5.064 m
4.882 m
4.743 m
4.682 m
4.628 m
4.391 m
3.894 m
3.704 m
5.336 m
5.887 m
6.336 m
6.529 m
6.527 m
6.439 m
6.288 m
6.141 m
6.003 m
5.865 m
5.726 m
5.624 m
5.513 m
5.396 m
5.247 m
5.157 m
5.078 m
5.024 m
4.979 m
4.908 m
4.912 m
5.015 m
5.133 m
5.524 m
6.608 m
8.884 m
7.620 m
7.625 m
8.582 m
7.596 m
7.550 m
7.365 m
7.281 m
6.395 m
6.116 m
6.579 m
6.457 m
6.201 m
5.802 m
5.650 m
5.632 m
5.571 m
5.310 m
5.272 m
5.358 m
5.417 m
5.235 m
5.016 m
4.895 m
4.826 m
4.655 m
3.819 m
3.075 m
4.625 m
6.437 m
6.305 m
6.076 m
5.801 m
5.745 m
5.572 m
5.411 m
5.277 m
5.137 m
4.970 m
4.826 m
4.745 m
4.592 m
4.529 m
4.434 m
4.390 m
4.312 m
4.306 m
4.322 m
4.365 m
4.574 m
5.182 m
7.571 m
6.977 m
7.373 m
7.031 m
7.309 m
7.173 m
7.126 m
7.017 m
6.799 m
7.273 m
6.603 m
5.990 m
5.496 m
5.160 m
5.013 m
4.823 m
4.659 m
4.544 m
4.510 m
4.531 m
4.396 m
4.368 m
4.441 m
4.408 m
4.355 m
4.182 m
4.026 m
3.045 m
3.053 m
3.730 m
no value
5.534 m
5.635 m
5.424 m
5.236 m
5.037 m
4.907 m
4.843 m
4.750 m
no value
no value
4.384 m
4.306 m
4.207 m
4.191 m
4.129 m
4.139 m
4.125 m
no value
no value
no value
8.116 m
5.975 m
5.781 m
6.173 m
6.643 m
6.374 m
5.913 m
5.722 m
5.601 m
5.334 m
5.029 m
5.016 m
5.069 m
5.450 m
5.315 m
5.334 m
4.801 m
4.672 m
4.808 m
4.756 m
4.505 m
4.413 m
4.286 m
4.368 m
4.450 m
4.406 m
4.251 m
3.902 m
3.782 m
2.982 m
2.959 m
4.110 m
5.334 m
5.049 m
4.839 m
4.664 m
4.450 m
4.291 m
4.150 m
3.970 m
3.936 m
3.831 m
3.797 m
3.714 m
3.679 m
3.701 m
3.697 m
3.679 m
3.739 m
3.845 m
4.019 m
4.282 m
5.092 m
6.662 m
5.901 m
5.805 m
6.043 m
6.845 m
6.636 m
6.473 m
6.869 m
6.411 m
6.330 m
6.559 m
5.711 m
5.465 m
5.233 m
5.183 m
4.856 m
4.719 m
5.179 m
6.319 m
5.578 m
5.393 m
5.070 m
5.024 m
4.856 m
4.699 m
4.672 m
4.499 m
4.472 m
4.292 m
3.031 m
3.155 m
4.880 m
4.864 m
4.906 m
4.838 m
4.748 m
4.588 m
4.466 m
4.380 m
4.308 m
4.238 m
4.171 m
4.130 m
4.110 m
4.109 m
4.107 m
4.089 m
4.133 m
4.243 m
4.538 m
4.887 m
5.203 m
6.121 m
7.002 m
7.265 m
6.809 m
6.911 m
7.493 m
7.273 m
7.047 m
6.965 m
6.937 m
6.980 m
6.896 m
6.740 m
6.319 m
5.759 m
5.299 m
5.034 m
4.978 m
4.833 m
4.810 m
4.722 m
4.656 m
4.794 m
4.719 m
4.564 m
4.423 m
4.291 m
3.843 m
3.510 m
5.152 m
5.741 m
5.853 m
6.013 m
5.985 m
5.837 m
5.835 m
5.884 m
5.815 m
5.776 m
5.682 m
5.560 m
5.466 m
5.397 m
5.328 m
5.261 m
5.197 m
no value
no value
no value
no value
no value
5.089 m
6.458 m
6.823 m
6.827 m
6.449 m
6.430 m
6.235 m
6.503 m
6.463 m
7.658 m
7.302 m
6.408 m
6.007 m
5.951 m
5.606 m
5.357 m
5.252 m
5.109 m
4.992 m
4.967 m
4.814 m
4.612 m
4.429 m
4.312 m
4.266 m
4.200 m
4.246 m
4.182 m
3.426 m
3.305 m
no value
3.244 m
4.145 m
6.154 m
6.030 m
6.024 m
5.922 m
5.712 m
5.606 m
5.551 m
5.386 m
5.317 m
5.175 m
5.028 m
4.909 m
4.805 m
4.766 m
4.718 m
4.717 m
4.904 m
5.066 m
6.117 m
9.648 m
5.846 m
no value
4.940 m
4.959 m
5.543 m
5.962 m
5.726 m
6.035 m
6.490 m
5.817 m
5.426 m
5.276 m
5.413 m
5.576 m
5.035 m
4.859 m
4.963 m
5.618 m
5.221 m
4.872 m
4.868 m
4.933 m
4.856 m
4.868 m
4.770 m
4.657 m
4.363 m
4.394 m
no value
3.854 m
5.737 m
5.918 m
5.685 m
5.639 m
5.454 m
5.382 m
5.295 m
5.099 m
5.032 m
5.001 m
4.943 m
4.888 m
4.839 m
4.791 m
4.736 m
4.724 m
4.697 m
4.684 m
4.645 m
4.656 m
4.664 m
4.954 m
6.084 m
7.766 m
6.895 m
6.907 m
7.292 m
7.757 m
7.815 m
9.166 m
9.087 m
8.095 m
9.025 m
8.284 m
7.889 m
7.662 m
7.275 m
7.280 m
7.912 m
8.477 m
8.310 m
7.615 m
7.190 m
6.855 m
6.689 m
6.514 m
6.232 m
5.854 m
5.807 m
5.670 m
4.823 m
4.459 m
4.833 m
8.265 m
9.397 m
8.594 m
7.901 m
8.477 m
no value
8.432 m
8.421 m
8.395 m
8.307 m
8.161 m
8.047 m
7.948 m
7.855 m
7.735 m
7.675 m
7.590 m
7.522 m
7.462 m
7.391 m
7.591 m
8.149 m
10.459 m
15.474 m
8.403 m
8.390 m
8.132 m
8.593 m
8.768 m
9.137 m
8.653 m
8.595 m
7.526 m
7.114 m
7.043 m
6.728 m
6.971 m
6.986 m
6.762 m
6.731 m
6.469 m
6.272 m
6.080 m
5.967 m
5.750 m
5.591 m
5.424 m
5.339 m
5.101 m
4.983 m
4.919 m
no value
no value
5.166 m
5.753 m
5.936 m
5.846 m
5.693 m
5.501 m
5.379 m
5.251 m
5.140 m
5.000 m
4.900 m
4.791 m
4.754 m
no value
4.746 m
4.759 m
4.758 m
4.805 m
4.835 m
4.899 m
5.136 m
5.876 m
no value
8.807 m
9.295 m
8.930 m
9.377 m
9.667 m
9.146 m
9.078 m
8.325 m
7.872 m
no value
6.700 m
6.683 m
6.705 m
6.209 m
5.857 m
5.607 m
5.428 m
5.212 m
5.046 m
4.910 m
4.910 m
4.682 m
4.696 m
4.672 m
4.270 m
3.281 m
3.346 m
3.684 m
5.307 m
6.153 m
6.037 m
5.844 m
5.594 m
5.480 m
5.350 m
5.251 m
5.122 m
4.951 m
4.838 m
4.749 m
4.660 m
4.551 m
4.446 m
4.382 m
4.368 m
4.291 m
4.277 m
4.377 m
4.682 m
5.213 m
5.926 m
no value
6.388 m
6.862 m
6.249 m
5.720 m
5.812 m
5.547 m
5.477 m
5.538 m
5.173 m
5.045 m
5.133 m
5.080 m
4.963 m
4.838 m
no value
no value
no value
no value
no value
3.977 m
3.957 m
3.982 m
4.054 m
3.542 m
3.442 m
3.670 m
2.892 m
2.243 m
2.560 m
3.705 m
3.808 m
4.028 m
4.176 m
4.156 m
3.940 m
3.743 m
3.563 m
3.518 m
3.452 m
3.411 m
3.353 m
3.294 m
3.232 m
3.197 m
3.133 m
3.151 m
3.164 m
3.245 m
3.541 m
4.022 m
4.654 m
4.148 m
3.801 m
3.514 m
4.540 m
4.850 m
5.141 m
5.350 m
5.513 m
5.357 m
5.034 m
4.796 m
4.691 m
4.950 m
4.452 m
4.166 m
4.037 m
3.920 m
3.913 m
3.879 m
3.822 m
3.853 m
3.807 m
3.679 m
3.645 m
3.493 m
3.497 m
3.574 m
3.191 m
no value
3.435 m
3.803 m
3.908 m
3.863 m
3.715 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
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
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
5.073 m
5.130 m
4.991 m
4.946 m
4.884 m
4.792 m
4.672 m

How this compares

  • The daily average on 25 October 2026 was 4.676 m, the thirteenth lowest for 25 October in 25 years of record (2001 to 2026). The newest value is provisional.

Same date in past years

25 October in the last 10 years

DayLevelAgainst the normal range for the date
no value
3.432 m
3.597 m
4.72 m
5.35 m
5.772 m
4.644 m
4.24 m
4.457 m
4.688 m

Year by year

The lowest and highest daily average of each year

The lowest and highest daily average of each year 5 m 10 m 15 m Highest 15.994 m, 2021 Lowest 2.066 m, 2023
  • Each year, lowest to highest
  • The year so far
  • Lowest in our series
  • Highest in our series
The lowest and highest daily average of the Mackenzie River at Fort Simpson in each year from 2001 to 2024 with a value on at least 300 days, and in 2026 so far. The lowest daily average in our series since 1 January 2001 was 2.066 m, on 25 November 2023. The highest was 15.994 m, on 14 May 2021.
Table: The lowest and highest daily average of each year
YearLowest daily average (m)DayHighest daily average (m)DayDays with a value
3.048 m8.608 m364
3.427 m8.468 m358
3.16 m8.18 m361
2.18 m11.00 m365
4.027 m12.60 m357
3.68 m9.027 m347
3.426 m8.37 m365
3.52 m11.412 m365
2.766 m10.53 m365
2.926 m9.836 m349
2.488 m10.128 m330
2.309 m7.756 m364
3.432 m8.694 m364
3.034 m8.35 m317
3.252 m10.017 m350
4.365 m11.398 m366
4.398 m15.994 m342
3.149 m11.016 m348
2.066 m6.975 m324
2.11 m5.64 m362
so far, provisional4.614 m5.197 m47

Each year from January to December, weekly averages

Each year from January to December, weekly averages 5 m 10 m 15 m 2021, highest day 2023, lowest day 2026 so far
  • The year so far
  • Year of the lowest day in our series
  • Year of the highest day in our series
  • Other years
  • Normal range for the week
The weekly averages of the Mackenzie River at Fort Simpson in each year from 2001 to 2024 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 lowest daily average in our series since 1 January 2001 was in 2023, the highest in 2021. 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), lowest day Weekly average (m), highest day Weekly average (m)Normal range (m)
to no value5.497 mno value4.402 m to 6.473 m
to no value5.370 m8.441 m4.293 m to 6.521 m
to no value5.262 m8.421 m4.146 m to 6.432 m
to no value5.147 m8.411 m3.956 m to 6.300 m
to no value4.970 m8.357 m3.860 m to 7.008 m
to no value4.857 m8.231 m3.802 m to 7.003 m
to no value4.756 m8.081 m3.675 m to 6.991 m
to no value4.678 m7.996 m3.667 m to 6.361 m
to no value4.566 m7.883 m3.666 m to 6.123 m
to no value4.458 mno value3.493 m to 5.320 m
to no value4.386 m7.703 m3.481 m to 6.541 m
to no value4.374 m7.625 m3.463 m to 6.465 m
to no value4.300 m7.557 m3.541 m to 6.359 m
to no value4.276 m7.488 m3.680 m to 6.362 m
to no value4.355 m7.411 m3.819 m to 6.383 m
to no value4.619 m7.447 m3.852 m to 6.759 m
to no value5.120 m7.911 m4.129 m to 7.756 m
to no value5.860 m8.472 m4.331 m to 8.791 m
to no valueno value14.397 m4.731 m to 8.741 m
to no value6.337 m10.768 m5.023 m to 8.174 m
to no value6.855 m8.454 m5.730 m to 8.212 m
to no value6.362 m8.102 m5.900 m to 8.234 m
to no value5.728 m8.487 m5.899 m to 8.509 m
to no value5.831 m8.549 m5.766 m to 8.894 m
to no value5.578 m9.152 m5.703 m to 9.032 m
to no value5.490 m8.813 m5.609 m to 8.727 m
to no value5.549 m8.759 m5.480 m to 8.426 m
to no value5.204 m7.918 m5.227 m to 7.958 m
to no value5.050 m7.233 m5.070 m to 7.422 m
to no value5.110 m7.063 m5.221 m to 7.246 m
to no value5.104 m6.880 m5.095 m to 7.046 m
to no value4.983 m6.781 m4.937 m to 6.815 m
to no value4.869 m7.047 m4.747 m to 6.677 m
to no valueno value6.859 m4.648 m to 6.364 m
to no valueno value6.737 m4.614 m to 6.446 m
to no valueno value6.598 m4.576 m to 6.418 m
to 5.078 mno value6.350 m4.516 m to 6.309 m
to 5.101 mno value6.179 m4.489 m to 6.006 m
to 4.952 m3.951 m5.979 m4.314 m to 5.892 m
to 4.928 m3.986 m5.869 m4.283 m to 5.735 m
to 4.863 m3.945 m5.642 m4.220 m to 5.575 m
to 4.716 m4.081 m5.508 m4.212 m to 5.384 m
to no value3.626 m5.367 m4.154 m to 5.262 m
to no value3.406 m5.225 m3.593 m to 5.131 m
to no value3.667 m5.002 m3.363 m to 4.951 m
to no value3.053 m4.994 m2.976 m to 4.763 m
to no value2.297 m4.663 m2.528 m to 5.229 m
to no value2.366 mno value2.767 m to 6.438 m
to no value3.666 m4.842 m3.688 m to 6.793 m
to no value3.786 m5.583 m4.650 m to 6.625 m
to no value4.001 m5.916 m4.550 m to 6.557 m
to no value4.166 m5.889 m4.504 m to 6.526 m
Every year
YearDays with a valueDays below the normal range
to 480
362321
324126
3482
3420
3660
35027
3179
3640
3646
33053
34919
3650
3650
365111
25316
3470
2700
3571
36514
2510
36127
2810
35826
3644

How it compares

That is within the normal range for the date.

Records

  • Highest daily average in our series since 1 January 2001: 15.994 m on 14 May 2021.
  • Lowest daily average in our series since 1 January 2001: 2.066 m on 25 November 2023.

Also on this water

About this gauge

Fort Simpson is a gauge on the Mackenzie River in Canada.

It lies at 61.8684° N, 121.3589° W.

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

Our readings for this gauge go back to 1 January 2001.

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 4.15 m to 5.26 m: the 10th to 90th percentile of the daily averages from 18 October to 1 November in 24 years between 2001 and 2024.

Keep exploring

Sources