World Water LevelsWater, in perspective

Sèvre Nantaise water level at Vertou today

Is the Sèvre Nantaise at Vertou within its normal range for the date?

The Sèvre Nantaise at Vertou read 0.01 m at .

Level now

within the normal range for the date

0.01 m

Provisional

within the normal range for the date

0.01 mNormal for the date-0.06 m to 0.34 mMedian 0.05 m
The normal range for 26 October is -0.06 m to 0.34 m: the 10th to 90th percentile of the daily highs from 19 October to 2 November in 20 years between 2005 and 2025.
Table: where the water stands
LevelValue
Newest reading0.01 m,
Normal range for the date-0.06 m to 0.34 m
Median for the date0.05 m
Past day
+0.028 m
Past week
+0.098 m

The gauge reads the height of the water above a fixed zero, not the depth of the river. Its zero lies at 0.003 m above the Bourdalouë datum of 1857 (the first French sea-level datum).

Level history

within the normal range for the date

On the Sèvre Nantaise at Vertou averaged 0.03 m.

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

The last 90 days, against the normal range for each day -0.2 m 0.0 m 0.2 m 0.4 m 0.030 m
  • Level
  • Below the normal range
  • Normal range for the date
  • Median for the date
  • A year earlier
Daily highs of the Sèvre Nantaise at Vertou 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 high (m)Normal rangeMedianA year earlier
-0.113 m-0.045 m to 0.069 m0.026 m0.024 m
-0.114 m-0.044 m to 0.069 m0.026 m0.049 m
-0.107 m-0.048 m to 0.065 m0.026 m0.009 m
-0.108 m-0.049 m to 0.064 m0.026 m0.051 m
-0.110 m-0.050 m to 0.063 m0.026 m0.034 m
-0.117 m-0.049 m to 0.061 m0.026 m0.017 m
-0.119 m-0.049 m to 0.061 m0.026 m0.036 m
-0.121 m-0.049 m to 0.060 m0.026 m0.038 m
-0.121 m-0.049 m to 0.060 m0.026 m0.043 m
-0.125 m-0.045 m to 0.060 m0.023 m0.043 m
-0.128 m-0.049 m to 0.062 m0.022 m0.031 m
-0.131 m-0.050 m to 0.062 m0.022 m0.026 m
-0.134 m-0.050 m to 0.062 m0.022 m0.031 m
-0.136 m-0.050 m to 0.060 m0.021 m0.021 m
-0.140 m-0.053 m to 0.062 m0.022 m0.015 m
-0.142 m-0.055 m to 0.067 m0.022 m0.004 m
-0.123 m-0.053 m to 0.068 m0.024 m-0.028 m
-0.107 m-0.050 m to 0.070 m0.025 m-0.057 m
-0.105 m-0.050 m to 0.073 m0.028 m-0.055 m
-0.113 m-0.050 m to 0.075 m0.030 m-0.028 m
-0.129 m-0.050 m to 0.073 m0.029 m-0.017 m
-0.155 m-0.050 m to 0.072 m0.030 m-0.005 m
-0.164 m-0.050 m to 0.072 m0.029 m0.011 m
-0.173 m-0.055 m to 0.072 m0.030 m0.013 m
-0.184 m-0.060 m to 0.072 m0.030 m0.012 m
-0.193 m-0.060 m to 0.072 m0.030 m-0.012 m
-0.196 m-0.060 m to 0.073 m0.030 m-0.032 m
-0.193 m-0.060 m to 0.079 m0.030 m-0.046 m
-0.183 m-0.060 m to 0.084 m0.030 m-0.060 m
-0.124 m-0.060 m to 0.080 m0.031 m-0.060 m
0.040 m-0.055 m to 0.080 m0.031 m-0.062 m
0.062 m-0.055 m to 0.080 m0.030 m-0.073 m
0.028 m-0.055 m to 0.079 m0.030 m-0.072 m
0.011 m-0.055 m to 0.076 m0.030 m-0.056 m
0.005 m-0.053 m to 0.075 m0.029 m-0.033 m
-0.005 m-0.051 m to 0.079 m0.030 m-0.005 m
-0.041 m-0.047 m to 0.080 m0.030 m0.035 m
-0.074 m-0.040 m to 0.080 m0.030 m0.041 m
-0.093 m-0.040 m to 0.080 m0.030 m0.025 m
-0.104 m-0.040 m to 0.080 m0.028 m0.048 m
-0.118 m-0.040 m to 0.080 m0.028 m-0.005 m
-0.124 m-0.040 m to 0.080 m0.028 m0.027 m
-0.110 m-0.040 m to 0.079 m0.028 m0.063 m
-0.106 m-0.037 m to 0.077 m0.028 m0.101 m
-0.090 m-0.037 m to 0.080 m0.028 m0.124 m
-0.078 m-0.040 m to 0.080 m0.028 m0.051 m
-0.078 m-0.040 m to 0.084 m0.029 m0.016 m
-0.082 m-0.040 m to 0.090 m0.031 m-0.017 m
-0.096 m-0.040 m to 0.090 m0.030 m0.043 m
-0.101 m-0.044 m to 0.091 m0.030 m0.020 m
-0.111 m-0.044 m to 0.096 m0.030 m0.004 m
-0.116 m-0.047 m to 0.084 m0.030 m0.035 m
-0.134 m-0.052 m to 0.080 m0.030 m0.044 m
-0.143 m-0.069 m to 0.080 m0.030 m0.048 m
-0.150 m-0.078 m to 0.084 m0.030 m0.037 m
-0.133 m-0.083 m to 0.090 m0.030 m0.054 m
-0.114 m-0.098 m to 0.090 m0.030 m0.013 m
-0.113 m-0.106 m to 0.090 m0.030 m0.016 m
-0.126 m-0.106 m to 0.089 m0.030 m0.004 m
-0.150 m-0.106 m to 0.090 m0.030 m0.024 m
-0.146 m-0.104 m to 0.089 m0.030 m0.024 m
-0.115 m-0.098 m to 0.088 m0.029 m0.012 m
-0.085 m-0.092 m to 0.089 m0.025 m-0.005 m
-0.047 m-0.084 m to 0.090 m0.026 m-0.011 m
-0.045 m-0.083 m to 0.090 m0.029 m-0.017 m
-0.055 m-0.080 m to 0.099 m0.030 m-0.015 m
-0.075 m-0.074 m to 0.109 m0.029 m0.006 m
-0.093 m-0.072 m to 0.115 m0.029 m0.023 m
-0.107 m-0.064 m to 0.130 m0.029 m0.047 m
-0.115 m-0.064 m to 0.137 m0.029 m-0.017 m
-0.112 m-0.064 m to 0.145 m0.028 m0.042 m
-0.094 m-0.062 m to 0.151 m0.027 m0.089 m
-0.081 m-0.060 m to 0.168 m0.027 m0.085 m
-0.072 m-0.060 m to 0.179 m0.026 m0.029 m
-0.061 m-0.057 m to 0.233 m0.026 m0.013 m
-0.049 m-0.057 m to 0.233 m0.025 m-0.023 m
-0.040 m-0.060 m to 0.233 m0.025 m-0.050 m
-0.048 m-0.069 m to 0.279 m0.028 m-0.047 m
-0.063 m-0.070 m to 0.296 m0.029 m-0.037 m
-0.075 m-0.070 m to 0.309 m0.030 m-0.037 m
-0.084 m-0.070 m to 0.382 m0.029 m-0.050 m
-0.086 m-0.070 m to 0.389 m0.030 m-0.057 m
-0.085 m-0.070 m to 0.389 m0.032 m-0.052 m
-0.083 m-0.070 m to 0.378 m0.036 m-0.015 m
-0.066 m-0.070 m to 0.360 m0.038 m0.059 m
-0.045 m-0.060 m to 0.361 m0.040 m0.088 m
-0.016 m-0.060 m to 0.341 m0.041 m0.137 m
0.056 m-0.060 m to 0.340 m0.044 m0.240 m
0.049 m-0.060 m to 0.338 m0.046 m0.063 m
0.030 m-0.057 m to 0.340 m0.046 m0.069 m

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

The last 12 months, against the normal range for each day 0 m 1 m 2 m Highest 2.012 m 0.030 m
  • Level
  • Below the normal range
  • Above the normal range
  • Normal range for the date
  • Median for the date
  • Our record
Daily highs of the Sèvre Nantaise at Vertou 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 high (m)Normal rangeMedian
0.069 m-0.057 m to 0.340 m0.046 m
0.070 m-0.057 m to 0.341 m0.047 m
0.038 m-0.057 m to 0.389 m0.049 m
0.037 m-0.052 m to 0.432 m0.051 m
0.020 m-0.049 m to 0.489 m0.055 m
0.063 m-0.049 m to 0.531 m0.057 m
0.061 m-0.049 m to 0.567 m0.059 m
0.058 m-0.049 m to 0.573 m0.060 m
0.061 m-0.045 m to 0.581 m0.060 m
0.061 m-0.042 m to 0.598 m0.060 m
0.152 m-0.042 m to 0.630 m0.060 m
0.285 m-0.042 m to 0.643 m0.060 m
0.131 m-0.042 m to 0.643 m0.060 m
0.242 m-0.042 m to 0.643 m0.060 m
0.244 m-0.042 m to 0.643 m0.061 m
-0.034 m-0.042 m to 0.643 m0.064 m
-0.042 m-0.044 m to 0.643 m0.064 m
-0.045 m-0.044 m to 0.604 m0.060 m
-0.041 m-0.044 m to 0.581 m0.060 m
-0.040 m-0.046 m to 0.579 m0.060 m
-0.038 m-0.046 m to 0.570 m0.060 m
-0.062 m-0.047 m to 0.561 m0.060 m
-0.037 m-0.047 m to 0.552 m0.060 m
-0.038 m-0.047 m to 0.545 m0.060 m
-0.037 m-0.048 m to 0.547 m0.060 m
-0.035 m-0.048 m to 0.544 m0.069 m
-0.029 m-0.050 m to 0.552 m0.069 m
0.086 m-0.050 m to 0.569 m0.060 m
-0.048 m-0.051 m to 0.580 m0.059 m
-0.046 m-0.050 m to 0.594 m0.056 m
-0.032 m-0.051 m to 0.601 m0.051 m
-0.042 m-0.051 m to 0.603 m0.050 m
-0.044 m-0.051 m to 0.619 m0.052 m
-0.054 m-0.050 m to 0.624 m0.057 m
-0.043 m-0.050 m to 0.660 m0.060 m
-0.046 m-0.050 m to 0.664 m0.060 m
-0.021 m-0.050 m to 0.682 m0.060 m
0.037 m-0.050 m to 0.710 m0.070 m
0.082 m-0.050 m to 0.715 m0.071 m
0.118 m-0.048 m to 0.720 m0.080 m
0.434 m-0.049 m to 0.740 m0.100 m
0.606 m-0.048 m to 0.762 m0.110 m
0.629 m-0.047 m to 0.745 m0.189 m
0.623 m-0.047 m to 0.740 m0.210 m
0.556 m-0.046 m to 0.772 m0.250 m
0.517 m-0.045 m to 0.796 m0.270 m
0.461 m-0.043 m to 0.800 m0.290 m
0.350 m-0.040 m to 0.801 m0.300 m
0.200 m-0.042 m to 0.801 m0.290 m
0.065 m-0.044 m to 0.805 m0.290 m
-0.026 m-0.046 m to 0.836 m0.296 m
-0.043 m-0.046 m to 0.907 m0.316 m
-0.040 m-0.046 m to 0.939 m0.316 m
-0.039 m-0.046 m to 0.939 m0.330 m
-0.028 m-0.046 m to 0.962 m0.330 m
0.065 m-0.045 m to 0.962 m0.319 m
0.140 m-0.044 m to 0.978 m0.351 m
0.468 m-0.044 m to 0.981 m0.351 m
0.488 m-0.044 m to 0.986 m0.357 m
0.442 m-0.044 m to 0.981 m0.364 m
0.364 m-0.044 m to 0.939 m0.375 m
0.217 m-0.044 m to 0.950 m0.403 m
0.074 m-0.045 m to 0.983 m0.411 m
-0.052 m-0.039 m to 0.993 m0.429 m
-0.041 m-0.038 m to 1.008 m0.432 m
-0.040 m-0.031 m to 0.993 m0.438 m
0.139 m-0.026 m to 0.966 m0.440 m
0.247 m-0.020 m to 0.944 m0.443 m
-0.039 m-0.019 m to 0.943 m0.446 m
-0.022 m-0.010 m to 0.927 m0.463 m
0.015 m-0.010 m to 0.943 m0.478 m
0.015 m-0.010 m to 0.943 m0.496 m
-0.024 m-0.010 m to 0.910 m0.510 m
0.020 m0.010 m to 0.903 m0.530 m
0.009 m0.010 m to 0.899 m0.532 m
0.604 m0.010 m to 0.910 m0.534 m
0.694 m0.010 m to 0.934 m0.534 m
0.662 m0.010 m to 0.934 m0.534 m
0.566 m0.011 m to 0.944 m0.530 m
0.624 m0.022 m to 0.901 m0.527 m
0.622 m0.030 m to 0.878 m0.530 m
0.533 m0.034 m to 0.880 m0.527 m
0.452 m0.041 m to 0.875 m0.521 m
0.496 m0.050 m to 0.860 m0.523 m
0.484 m0.040 m to 0.894 m0.520 m
0.514 m0.034 m to 0.894 m0.520 m
0.510 m0.034 m to 0.918 m0.512 m
0.490 m0.030 m to 0.925 m0.506 m
0.575 m0.030 m to 0.934 m0.503 m
0.640 m0.026 m to 0.949 m0.501 m
0.704 m0.024 m to 0.949 m0.501 m
0.692 m0.026 m to 0.947 m0.503 m
0.814 m0.026 m to 0.955 m0.500 m
0.814 m0.026 m to 0.962 m0.500 m
0.796 m0.024 m to 0.995 m0.500 m
0.794 m0.010 m to 1.005 m0.496 m
0.682 m0.010 m to 1.005 m0.490 m
0.754 m0.010 m to 0.998 m0.485 m
0.772 m0.010 m to 0.995 m0.480 m
0.733 m0.006 m to 0.976 m0.477 m
0.713 m0.006 m to 0.976 m0.477 m
0.798 m0.004 m to 0.996 m0.485 m
0.877 m-0.009 m to 1.026 m0.490 m
0.929 m-0.010 m to 1.027 m0.491 m
1.080 m-0.012 m to 1.026 m0.490 m
1.059 m-0.012 m to 1.021 m0.488 m
0.877 m-0.012 m to 1.018 m0.487 m
0.726 m-0.012 m to 0.980 m0.488 m
1.172 m-0.015 m to 0.957 m0.488 m
1.493 m-0.020 m to 0.924 m0.488 m
1.648 m-0.015 m to 0.921 m0.489 m
1.557 m-0.012 m to 0.899 m0.488 m
1.800 m-0.012 m to 0.900 m0.487 m
1.301 m-0.012 m to 0.921 m0.486 m
1.612 m-0.012 m to 0.921 m0.481 m
1.445 m-0.010 m to 0.900 m0.471 m
1.683 m-0.009 m to 0.883 m0.462 m
2.012 m-0.003 m to 0.849 m0.458 m
1.950 m0.009 m to 0.829 m0.449 m
1.759 m0.020 m to 0.817 m0.442 m
1.648 m0.025 m to 0.809 m0.442 m
1.564 m0.029 m to 0.820 m0.441 m
1.428 m0.026 m to 0.834 m0.440 m
1.263 m0.026 m to 0.857 m0.440 m
0.977 m0.029 m to 0.885 m0.440 m
0.792 m0.023 m to 0.906 m0.441 m
0.592 m0.023 m to 0.917 m0.439 m
0.527 m0.023 m to 0.937 m0.437 m
0.524 m0.026 m to 0.944 m0.438 m
0.548 m0.029 m to 0.944 m0.438 m
0.623 m0.029 m to 0.945 m0.438 m
0.675 m0.026 m to 0.948 m0.438 m
0.526 m0.022 m to 0.943 m0.438 m
0.456 m0.018 m to 0.943 m0.442 m
0.457 m0.018 m to 0.927 m0.442 m
0.420 m0.020 m to 0.919 m0.433 m
0.401 m0.018 m to 0.869 m0.423 m
0.445 m0.018 m to 0.841 m0.418 m
0.453 m0.018 m to 0.814 m0.398 m
0.720 m0.018 m to 0.782 m0.378 m
0.819 m0.020 m to 0.763 m0.351 m
0.735 m0.020 m to 0.754 m0.329 m
0.623 m0.020 m to 0.735 m0.307 m
0.508 m0.018 m to 0.697 m0.290 m
0.509 m0.016 m to 0.680 m0.275 m
0.510 m0.016 m to 0.645 m0.267 m
0.579 m0.016 m to 0.630 m0.260 m
0.537 m0.016 m to 0.630 m0.254 m
0.413 m0.016 m to 0.630 m0.250 m
0.234 m0.012 m to 0.630 m0.240 m
0.121 m0.010 m to 0.642 m0.242 m
0.003 m0.010 m to 0.649 m0.250 m
-0.045 m0.007 m to 0.639 m0.237 m
-0.042 m0.006 m to 0.630 m0.237 m
-0.075 m-0.003 m to 0.639 m0.228 m
-0.046 m-0.003 m to 0.645 m0.219 m
-0.044 m-0.003 m to 0.645 m0.210 m
0.065 m-0.003 m to 0.645 m0.197 m
0.059 m-0.003 m to 0.659 m0.202 m
0.060 m-0.002 m to 0.676 m0.193 m
0.084 m-0.002 m to 0.683 m0.165 m
0.095 m-0.003 m to 0.690 m0.156 m
0.060 m-0.004 m to 0.689 m0.145 m
0.052 m-0.004 m to 0.659 m0.130 m
0.043 m-0.007 m to 0.645 m0.117 m
0.019 m-0.009 m to 0.629 m0.111 m
0.046 m-0.014 m to 0.620 m0.105 m
0.060 m-0.014 m to 0.603 m0.100 m
0.059 m-0.014 m to 0.588 m0.100 m
0.060 m-0.014 m to 0.559 m0.097 m
0.053 m-0.014 m to 0.540 m0.096 m
0.061 m-0.014 m to 0.540 m0.095 m
0.058 m-0.014 m to 0.537 m0.092 m
0.060 m-0.014 m to 0.499 m0.090 m
0.060 m-0.016 m to 0.468 m0.087 m
0.054 m-0.014 m to 0.416 m0.085 m
0.048 m-0.014 m to 0.389 m0.083 m
0.060 m-0.014 m to 0.369 m0.085 m
0.034 m-0.018 m to 0.369 m0.084 m
0.051 m-0.020 m to 0.369 m0.082 m
0.051 m-0.020 m to 0.365 m0.081 m
0.042 m-0.020 m to 0.370 m0.080 m
0.042 m-0.020 m to 0.388 m0.079 m
0.038 m-0.026 m to 0.388 m0.077 m
0.029 m-0.020 m to 0.396 m0.075 m
0.026 m-0.020 m to 0.410 m0.073 m
0.029 m-0.025 m to 0.428 m0.073 m
0.037 m-0.025 m to 0.438 m0.073 m
0.037 m-0.026 m to 0.442 m0.072 m
0.044 m-0.026 m to 0.442 m0.072 m
0.060 m-0.027 m to 0.449 m0.070 m
0.061 m-0.030 m to 0.449 m0.069 m
0.060 m-0.030 m to 0.451 m0.066 m
0.053 m-0.030 m to 0.451 m0.066 m
0.059 m-0.029 m to 0.449 m0.065 m
0.059 m-0.028 m to 0.440 m0.061 m
0.057 m-0.029 m to 0.415 m0.060 m
0.059 m-0.030 m to 0.399 m0.060 m
0.090 m-0.029 m to 0.360 m0.061 m
0.024 m-0.030 m to 0.338 m0.065 m
0.045 m-0.028 m to 0.324 m0.065 m
0.057 m-0.027 m to 0.324 m0.066 m
0.057 m-0.026 m to 0.329 m0.066 m
0.087 m-0.016 m to 0.338 m0.066 m
0.103 m-0.014 m to 0.359 m0.066 m
0.064 m-0.012 m to 0.367 m0.068 m
0.058 m-0.010 m to 0.401 m0.069 m
0.049 m0.000 m to 0.380 m0.070 m
0.037 m0.000 m to 0.398 m0.071 m
0.013 m0.010 m to 0.406 m0.072 m
-0.003 m0.010 m to 0.410 m0.074 m
-0.011 m0.010 m to 0.415 m0.074 m
-0.011 m0.010 m to 0.429 m0.076 m
-0.017 m0.012 m to 0.430 m0.075 m
0.042 m0.013 m to 0.430 m0.074 m
0.056 m0.012 m to 0.430 m0.074 m
0.019 m0.010 m to 0.422 m0.072 m
0.033 m0.009 m to 0.410 m0.071 m
0.032 m0.004 m to 0.410 m0.070 m
0.032 m0.004 m to 0.407 m0.068 m
0.057 m0.007 m to 0.379 m0.066 m
0.059 m0.004 m to 0.340 m0.065 m
0.044 m0.001 m to 0.336 m0.062 m
0.051 m0.000 m to 0.330 m0.062 m
0.039 m-0.003 m to 0.322 m0.062 m
0.056 m-0.005 m to 0.310 m0.060 m
0.030 m-0.005 m to 0.319 m0.060 m
0.052 m-0.005 m to 0.313 m0.059 m
0.031 m-0.005 m to 0.313 m0.058 m
0.055 m-0.006 m to 0.309 m0.057 m
0.055 m-0.006 m to 0.300 m0.057 m
0.050 m-0.004 m to 0.300 m0.056 m
0.041 m-0.004 m to 0.290 m0.054 m
0.037 m-0.004 m to 0.257 m0.055 m
0.027 m-0.010 m to 0.257 m0.056 m
0.015 m-0.010 m to 0.255 m0.057 m
0.002 m-0.016 m to 0.260 m0.055 m
-0.008 m-0.020 m to 0.250 m0.058 m
-0.021 m-0.020 m to 0.247 m0.056 m
-0.035 m-0.020 m to 0.230 m0.053 m
-0.044 m-0.024 m to 0.225 m0.051 m
-0.051 m-0.024 m to 0.216 m0.051 m
-0.059 m-0.026 m to 0.182 m0.050 m
-0.066 m-0.029 m to 0.179 m0.050 m
-0.070 m-0.029 m to 0.179 m0.049 m
-0.078 m-0.030 m to 0.163 m0.048 m
-0.083 m-0.030 m to 0.144 m0.047 m
-0.089 m-0.030 m to 0.140 m0.047 m
-0.087 m-0.030 m to 0.137 m0.046 m
-0.087 m-0.039 m to 0.127 m0.045 m
-0.085 m-0.040 m to 0.123 m0.041 m
-0.084 m-0.040 m to 0.117 m0.041 m
-0.087 m-0.041 m to 0.105 m0.040 m
-0.094 m-0.043 m to 0.102 m0.039 m
-0.096 m-0.043 m to 0.102 m0.035 m
-0.089 m-0.040 m to 0.106 m0.034 m
-0.083 m-0.041 m to 0.100 m0.034 m
-0.080 m-0.041 m to 0.102 m0.034 m
-0.081 m-0.040 m to 0.102 m0.032 m
-0.072 m-0.040 m to 0.100 m0.031 m
-0.044 m-0.040 m to 0.100 m0.031 m
-0.037 m-0.040 m to 0.096 m0.030 m
-0.030 m-0.040 m to 0.096 m0.028 m
-0.022 m-0.040 m to 0.092 m0.026 m
-0.007 m-0.040 m to 0.090 m0.024 m
-0.012 m-0.040 m to 0.089 m0.024 m
-0.021 m-0.040 m to 0.089 m0.024 m
-0.041 m-0.040 m to 0.087 m0.023 m
-0.056 m-0.040 m to 0.085 m0.025 m
-0.071 m-0.040 m to 0.080 m0.026 m
-0.078 m-0.044 m to 0.078 m0.026 m
-0.080 m-0.044 m to 0.075 m0.026 m
-0.086 m-0.044 m to 0.070 m0.027 m
-0.092 m-0.045 m to 0.070 m0.026 m
-0.097 m-0.045 m to 0.070 m0.026 m
-0.105 m-0.046 m to 0.070 m0.026 m
-0.113 m-0.045 m to 0.069 m0.026 m
-0.114 m-0.044 m to 0.069 m0.026 m
-0.107 m-0.048 m to 0.065 m0.026 m
-0.108 m-0.049 m to 0.064 m0.026 m
-0.110 m-0.050 m to 0.063 m0.026 m
-0.117 m-0.049 m to 0.061 m0.026 m
-0.119 m-0.049 m to 0.061 m0.026 m
-0.121 m-0.049 m to 0.060 m0.026 m
-0.121 m-0.049 m to 0.060 m0.026 m
-0.125 m-0.045 m to 0.060 m0.023 m
-0.128 m-0.049 m to 0.062 m0.022 m
-0.131 m-0.050 m to 0.062 m0.022 m
-0.134 m-0.050 m to 0.062 m0.022 m
-0.136 m-0.050 m to 0.060 m0.021 m
-0.140 m-0.053 m to 0.062 m0.022 m
-0.142 m-0.055 m to 0.067 m0.022 m
-0.123 m-0.053 m to 0.068 m0.024 m
-0.107 m-0.050 m to 0.070 m0.025 m
-0.105 m-0.050 m to 0.073 m0.028 m
-0.113 m-0.050 m to 0.075 m0.030 m
-0.129 m-0.050 m to 0.073 m0.029 m
-0.155 m-0.050 m to 0.072 m0.030 m
-0.164 m-0.050 m to 0.072 m0.029 m
-0.173 m-0.055 m to 0.072 m0.030 m
-0.184 m-0.060 m to 0.072 m0.030 m
-0.193 m-0.060 m to 0.072 m0.030 m
-0.196 m-0.060 m to 0.073 m0.030 m
-0.193 m-0.060 m to 0.079 m0.030 m
-0.183 m-0.060 m to 0.084 m0.030 m
-0.124 m-0.060 m to 0.080 m0.031 m
0.040 m-0.055 m to 0.080 m0.031 m
0.062 m-0.055 m to 0.080 m0.030 m
0.028 m-0.055 m to 0.079 m0.030 m
0.011 m-0.055 m to 0.076 m0.030 m
0.005 m-0.053 m to 0.075 m0.029 m
-0.005 m-0.051 m to 0.079 m0.030 m
-0.041 m-0.047 m to 0.080 m0.030 m
-0.074 m-0.040 m to 0.080 m0.030 m
-0.093 m-0.040 m to 0.080 m0.030 m
-0.104 m-0.040 m to 0.080 m0.028 m
-0.118 m-0.040 m to 0.080 m0.028 m
-0.124 m-0.040 m to 0.080 m0.028 m
-0.110 m-0.040 m to 0.079 m0.028 m
-0.106 m-0.037 m to 0.077 m0.028 m
-0.090 m-0.037 m to 0.080 m0.028 m
-0.078 m-0.040 m to 0.080 m0.028 m
-0.078 m-0.040 m to 0.084 m0.029 m
-0.082 m-0.040 m to 0.090 m0.031 m
-0.096 m-0.040 m to 0.090 m0.030 m
-0.101 m-0.044 m to 0.091 m0.030 m
-0.111 m-0.044 m to 0.096 m0.030 m
-0.116 m-0.047 m to 0.084 m0.030 m
-0.134 m-0.052 m to 0.080 m0.030 m
-0.143 m-0.069 m to 0.080 m0.030 m
-0.150 m-0.078 m to 0.084 m0.030 m
-0.133 m-0.083 m to 0.090 m0.030 m
-0.114 m-0.098 m to 0.090 m0.030 m
-0.113 m-0.106 m to 0.090 m0.030 m
-0.126 m-0.106 m to 0.089 m0.030 m
-0.150 m-0.106 m to 0.090 m0.030 m
-0.146 m-0.104 m to 0.089 m0.030 m
-0.115 m-0.098 m to 0.088 m0.029 m
-0.085 m-0.092 m to 0.089 m0.025 m
-0.047 m-0.084 m to 0.090 m0.026 m
-0.045 m-0.083 m to 0.090 m0.029 m
-0.055 m-0.080 m to 0.099 m0.030 m
-0.075 m-0.074 m to 0.109 m0.029 m
-0.093 m-0.072 m to 0.115 m0.029 m
-0.107 m-0.064 m to 0.130 m0.029 m
-0.115 m-0.064 m to 0.137 m0.029 m
-0.112 m-0.064 m to 0.145 m0.028 m
-0.094 m-0.062 m to 0.151 m0.027 m
-0.081 m-0.060 m to 0.168 m0.027 m
-0.072 m-0.060 m to 0.179 m0.026 m
-0.061 m-0.057 m to 0.233 m0.026 m
-0.049 m-0.057 m to 0.233 m0.025 m
-0.040 m-0.060 m to 0.233 m0.025 m
-0.048 m-0.069 m to 0.279 m0.028 m
-0.063 m-0.070 m to 0.296 m0.029 m
-0.075 m-0.070 m to 0.309 m0.030 m
-0.084 m-0.070 m to 0.382 m0.029 m
-0.086 m-0.070 m to 0.389 m0.030 m
-0.085 m-0.070 m to 0.389 m0.032 m
-0.083 m-0.070 m to 0.378 m0.036 m
-0.066 m-0.070 m to 0.360 m0.038 m
-0.045 m-0.060 m to 0.361 m0.040 m
-0.016 m-0.060 m to 0.341 m0.041 m
0.056 m-0.060 m to 0.340 m0.044 m
0.049 m-0.060 m to 0.338 m0.046 m
0.030 m-0.057 m to 0.340 m0.046 m

The last 10 years, weekly averages

The last 10 years, weekly averages 0 m 1 m 2 m Highest 2.012 m -0.011 m
  • Level
  • Our record
Weekly averages of the Sèvre Nantaise at Vertou from the week of 24 October 2016 to 25 October 2026.
Table: The last 10 years, weekly averages
Week startingWeekly average of daily highs (m)
0.035 m
0.040 m
0.044 m
0.032 m
-0.050 m
-0.029 m
-0.051 m
-0.009 m
-0.057 m
-0.044 m
-0.042 m
0.006 m
-0.026 m
-0.006 m
0.030 m
0.154 m
0.039 m
-0.003 m
0.483 m
0.533 m
0.385 m
0.306 m
0.181 m
-0.014 m
0.088 m
0.083 m
0.077 m
0.064 m
0.082 m
0.063 m
0.086 m
0.067 m
0.065 m
0.057 m
0.016 m
0.007 m
0.009 m
0.013 m
-0.020 m
0.026 m
-0.021 m
-0.022 m
-0.033 m
-0.004 m
-0.032 m
0.018 m
0.027 m
0.039 m
0.015 m
0.020 m
0.013 m
0.022 m
0.015 m
0.006 m
0.015 m
0.012 m
0.032 m
0.048 m
0.040 m
0.066 m
0.031 m
0.180 m
0.679 m
0.504 m
0.658 m
0.751 m
0.620 m
0.495 m
0.744 m
0.576 m
0.524 m
0.543 m
0.584 m
0.501 m
0.679 m
0.776 m
0.613 m
0.327 m
0.024 m
0.051 m
-0.004 m
0.112 m
0.090 m
0.086 m
0.311 m
0.632 m
0.128 m
0.088 m
0.259 m
0.104 m
0.088 m
0.055 m
0.046 m
0.052 m
0.066 m
0.049 m
0.050 m
0.055 m
0.043 m
0.032 m
0.030 m
0.023 m
0.052 m
0.052 m
0.041 m
0.059 m
0.115 m
0.173 m
0.132 m
0.342 m
0.753 m
0.445 m
0.900 m
0.509 m
0.163 m
0.061 m
0.084 m
0.124 m
0.444 m
0.547 m
0.567 m
0.319 m
0.105 m
0.568 m
0.384 m
0.250 m
0.117 m
0.104 m
0.107 m
0.094 m
0.073 m
0.085 m
0.084 m
0.083 m
0.069 m
0.069 m
0.066 m
0.085 m
0.062 m
0.033 m
0.025 m
0.010 m
0.014 m
0.005 m
0.024 m
0.032 m
0.050 m
0.051 m
0.043 m
0.018 m
0.012 m
0.007 m
0.067 m
0.078 m
0.061 m
0.070 m
0.089 m
0.194 m
0.639 m
0.528 m
0.402 m
0.799 m
0.514 m
0.826 m
1.032 m
0.875 m
0.435 m
0.488 m
0.788 m
0.420 m
0.930 m
0.827 m
0.700 m
0.533 m
0.638 m
1.390 m
0.870 m
0.439 m
0.196 m
0.103 m
0.152 m
0.097 m
0.086 m
0.081 m
0.236 m
0.270 m
0.094 m
0.079 m
0.072 m
0.060 m
0.082 m
0.069 m
0.042 m
0.064 m
0.048 m
0.030 m
0.020 m
0.009 m
0.016 m
0.075 m
0.054 m
0.047 m
0.035 m
0.098 m
0.102 m
0.143 m
0.065 m
0.062 m
0.079 m
0.238 m
0.428 m
0.229 m
0.189 m
0.005 m
0.117 m
0.455 m
0.569 m
0.798 m
0.815 m
0.412 m
0.250 m
0.899 m
0.921 m
1.245 m
0.770 m
0.605 m
0.397 m
0.264 m
0.162 m
0.117 m
0.067 m
0.074 m
0.058 m
0.040 m
0.052 m
0.054 m
0.048 m
0.052 m
0.050 m
0.079 m
0.045 m
0.019 m
0.107 m
0.266 m
0.008 m
-0.011 m
-0.003 m
0.035 m
-0.042 m
-0.018 m
-0.022 m
-0.017 m
-0.021 m
-0.024 m
-0.022 m
-0.111 m
-0.106 m
-0.124 m
-0.021 m
-0.114 m
-0.103 m
-0.114 m
-0.051 m
-0.100 m
-0.103 m
-0.090 m
0.011 m
0.237 m
-0.080 m
-0.085 m
0.688 m
0.745 m
0.594 m
0.308 m
0.106 m
-0.022 m
-0.097 m
0.369 m
0.285 m
0.014 m
-0.017 m
0.195 m
-0.060 m
-0.069 m
0.160 m
0.010 m
-0.067 m
-0.014 m
-0.106 m
-0.101 m
-0.044 m
0.128 m
0.032 m
0.035 m
0.028 m
0.025 m
0.041 m
0.024 m
-0.010 m
-0.030 m
-0.089 m
-0.187 m
-0.219 m
-0.128 m
-0.118 m
-0.146 m
-0.049 m
-0.073 m
-0.116 m
-0.063 m
-0.033 m
-0.032 m
0.032 m
0.061 m
0.037 m
0.042 m
0.005 m
0.032 m
-0.039 m
-0.046 m
-0.033 m
0.392 m
0.579 m
0.647 m
0.815 m
0.866 m
0.456 m
0.117 m
-0.073 m
-0.029 m
0.206 m
0.060 m
0.471 m
0.686 m
0.653 m
0.529 m
0.342 m
0.242 m
0.093 m
-0.046 m
-0.025 m
0.075 m
0.046 m
0.039 m
0.021 m
0.032 m
0.029 m
0.044 m
0.025 m
0.035 m
0.010 m
-0.038 m
-0.050 m
0.046 m
0.032 m
0.011 m
-0.009 m
0.058 m
0.018 m
0.009 m
0.029 m
0.048 m
0.003 m
0.000 m
0.016 m
0.385 m
0.948 m
0.922 m
0.763 m
0.465 m
0.370 m
0.726 m
1.080 m
0.505 m
0.476 m
1.242 m
0.513 m
0.619 m
0.689 m
0.443 m
0.696 m
0.619 m
0.972 m
0.918 m
0.740 m
0.728 m
0.517 m
0.601 m
0.622 m
0.728 m
0.030 m
0.168 m
0.252 m
0.514 m
0.156 m
0.662 m
0.152 m
0.047 m
0.049 m
0.257 m
0.130 m
0.046 m
0.074 m
0.037 m
0.010 m
0.038 m
0.028 m
-0.008 m
0.053 m
0.033 m
0.015 m
0.038 m
0.065 m
0.240 m
0.249 m
0.651 m
0.685 m
0.397 m
0.115 m
0.050 m
0.040 m
0.466 m
0.702 m
0.593 m
0.460 m
0.374 m
0.396 m
0.586 m
1.128 m
0.582 m
0.628 m
1.140 m
0.554 m
0.531 m
0.511 m
0.786 m
0.432 m
0.227 m
0.083 m
0.346 m
0.144 m
0.028 m
0.121 m
0.252 m
0.109 m
0.053 m
0.041 m
0.042 m
0.031 m
0.009 m
0.022 m
0.028 m
0.038 m
0.033 m
0.015 m
0.007 m
0.039 m
0.031 m
0.033 m
-0.024 m
-0.008 m
-0.059 m
0.024 m
0.054 m
0.035 m
0.013 m
0.002 m
0.026 m
-0.042 m
0.104 m
0.048 m
0.154 m
-0.044 m
-0.021 m
-0.040 m
0.361 m
0.303 m
0.075 m
0.213 m
0.045 m
0.362 m
0.532 m
0.632 m
0.764 m
0.905 m
1.385 m
1.730 m
1.020 m
0.544 m
0.570 m
0.526 m
0.021 m
0.054 m
0.048 m
0.056 m
0.045 m
0.037 m
0.058 m
0.066 m
0.030 m
0.022 m
0.048 m
0.045 m
0.002 m
-0.064 m
-0.088 m
-0.078 m
-0.024 m
-0.080 m
-0.111 m
-0.126 m
-0.124 m
-0.171 m
-0.051 m
-0.061 m
-0.095 m
-0.122 m
-0.128 m
-0.072 m
-0.083 m
-0.069 m
-0.011 m

The whole record since 2005, weekly averages

The whole record since 2005, weekly averages 0 m 1 m 2 m Highest 2.012 m Lowest -0.80 m -0.011 m
  • Level
  • Our record
Weekly averages of the Sèvre Nantaise at Vertou from 11 November 2005 to 25 October 2026.
Table: The whole record since 2005, weekly averages
Week startingWeekly average of daily highs (m)
no value
0.069 m
0.010 m
0.140 m
0.105 m
0.005 m
0.016 m
0.061 m
0.010 m
0.106 m
0.156 m
0.006 m
0.044 m
0.013 m
0.394 m
0.447 m
0.594 m
0.753 m
0.354 m
0.333 m
0.766 m
0.366 m
0.126 m
0.023 m
-0.004 m
0.024 m
0.017 m
0.086 m
0.086 m
0.029 m
0.007 m
-0.026 m
-0.053 m
-0.061 m
0.041 m
-0.043 m
-0.043 m
0.000 m
-0.001 m
0.011 m
0.016 m
0.044 m
0.084 m
0.071 m
0.063 m
0.063 m
-0.004 m
0.186 m
0.163 m
0.104 m
0.156 m
0.151 m
0.050 m
0.191 m
0.760 m
0.611 m
1.010 m
0.640 m
0.367 m
0.246 m
0.843 m
0.640 m
0.663 m
0.510 m
0.351 m
0.554 m
0.889 m
0.677 m
0.977 m
1.040 m
0.444 m
0.393 m
0.249 m
0.161 m
0.089 m
0.220 m
0.223 m
0.254 m
0.107 m
0.076 m
0.434 m
0.317 m
0.231 m
0.276 m
0.247 m
0.130 m
0.086 m
0.190 m
0.240 m
0.144 m
0.036 m
-0.054 m
0.019 m
0.124 m
0.097 m
0.074 m
0.036 m
0.039 m
0.101 m
0.043 m
0.030 m
0.006 m
0.027 m
0.047 m
0.033 m
0.030 m
0.166 m
0.116 m
0.316 m
0.229 m
0.047 m
0.057 m
0.183 m
0.629 m
0.921 m
0.426 m
0.353 m
0.651 m
0.266 m
0.139 m
0.177 m
0.197 m
0.750 m
0.501 m
0.407 m
0.379 m
0.200 m
0.370 m
0.443 m
0.414 m
0.329 m
0.273 m
0.211 m
0.484 m
0.419 m
0.094 m
0.080 m
0.067 m
0.054 m
0.051 m
0.039 m
0.024 m
0.053 m
0.029 m
0.034 m
0.057 m
0.037 m
0.063 m
0.051 m
0.039 m
-0.010 m
0.016 m
0.041 m
0.053 m
0.037 m
0.164 m
0.090 m
0.401 m
-0.046 m
0.009 m
0.413 m
0.383 m
0.323 m
0.033 m
0.017 m
0.011 m
0.033 m
0.901 m
0.670 m
0.464 m
0.516 m
0.094 m
0.069 m
0.271 m
0.167 m
0.031 m
0.030 m
0.016 m
0.200 m
0.203 m
0.039 m
0.006 m
0.016 m
0.296 m
0.011 m
0.006 m
-0.009 m
0.010 m
-0.011 m
-0.026 m
-0.029 m
-0.033 m
-0.034 m
-0.013 m
-0.026 m
-0.026 m
-0.049 m
-0.017 m
-0.049 m
-0.033 m
-0.056 m
0.027 m
-0.016 m
-0.056 m
-0.014 m
-0.036 m
0.032 m
0.014 m
0.114 m
0.067 m
0.096 m
0.386 m
0.679 m
0.603 m
0.317 m
0.733 m
1.033 m
0.377 m
0.579 m
0.607 m
0.474 m
0.526 m
0.351 m
0.181 m
0.683 m
0.609 m
0.093 m
0.094 m
0.265 m
0.676 m
0.350 m
0.126 m
0.100 m
0.074 m
0.041 m
0.050 m
0.061 m
0.037 m
0.044 m
0.051 m
0.040 m
0.013 m
0.007 m
-0.043 m
-0.024 m
-0.043 m
-0.010 m
-0.001 m
0.020 m
-0.021 m
0.004 m
-0.013 m
0.047 m
0.001 m
0.009 m
-0.217 m
-0.129 m
-0.094 m
-0.069 m
-0.074 m
-0.047 m
0.194 m
0.073 m
0.001 m
-0.016 m
0.574 m
0.243 m
0.723 m
0.385 m
0.588 m
0.598 m
0.371 m
0.400 m
0.208 m
0.006 m
0.282 m
0.420 m
0.293 m
-0.015 m
0.022 m
0.027 m
-0.028 m
0.042 m
-0.023 m
0.088 m
0.074 m
0.059 m
0.051 m
0.028 m
0.027 m
0.009 m
0.025 m
0.010 m
0.010 m
0.011 m
-0.043 m
-0.025 m
0.045 m
0.031 m
0.017 m
0.034 m
0.036 m
0.108 m
0.045 m
0.014 m
0.046 m
0.021 m
0.023 m
-0.015 m
-0.003 m
0.012 m
0.065 m
0.031 m
0.028 m
0.033 m
0.043 m
0.038 m
0.043 m
0.831 m
0.516 m
0.380 m
0.749 m
0.360 m
0.088 m
0.108 m
0.141 m
0.071 m
-0.004 m
0.036 m
0.029 m
0.034 m
0.028 m
0.044 m
0.017 m
0.015 m
-0.001 m
0.007 m
0.485 m
0.615 m
0.355 m
-0.001 m
0.059 m
0.088 m
0.097 m
0.078 m
0.075 m
0.069 m
0.078 m
0.065 m
0.056 m
0.061 m
0.055 m
0.042 m
0.038 m
0.040 m
0.023 m
0.023 m
0.016 m
0.034 m
0.051 m
0.049 m
0.331 m
1.065 m
0.586 m
0.463 m
0.613 m
0.398 m
0.270 m
0.016 m
0.462 m
0.751 m
0.971 m
0.843 m
0.638 m
0.461 m
0.570 m
0.706 m
1.035 m
0.725 m
0.878 m
0.350 m
0.219 m
0.318 m
0.582 m
0.580 m
0.513 m
0.221 m
0.825 m
0.393 m
0.116 m
0.237 m
0.133 m
0.174 m
0.502 m
0.377 m
0.263 m
0.183 m
0.175 m
0.054 m
0.063 m
0.016 m
0.022 m
0.079 m
0.029 m
0.021 m
0.009 m
0.035 m
0.020 m
0.024 m
0.087 m
0.060 m
-0.518 m
0.010 m
-0.002 m
0.017 m
-0.001 m
0.172 m
0.597 m
0.511 m
0.217 m
0.064 m
0.085 m
0.025 m
0.145 m
1.041 m
0.972 m
0.689 m
0.825 m
0.783 m
1.169 m
0.914 m
1.149 m
0.766 m
0.798 m
0.735 m
0.304 m
0.096 m
0.311 m
0.202 m
0.098 m
0.089 m
0.065 m
0.313 m
0.052 m
-0.046 m
0.295 m
0.188 m
0.068 m
0.072 m
0.017 m
0.004 m
-0.006 m
0.058 m
0.085 m
0.069 m
0.063 m
0.159 m
0.257 m
0.067 m
0.063 m
0.070 m
0.092 m
0.055 m
0.051 m
0.044 m
0.156 m
0.071 m
0.053 m
0.051 m
0.460 m
0.446 m
0.379 m
0.136 m
-0.036 m
0.046 m
0.379 m
0.351 m
0.057 m
0.317 m
0.726 m
0.613 m
0.569 m
0.354 m
0.205 m
0.695 m
0.689 m
0.479 m
0.176 m
0.174 m
0.160 m
0.173 m
0.017 m
0.013 m
0.099 m
0.428 m
0.580 m
0.098 m
0.103 m
0.079 m
0.087 m
0.066 m
0.151 m
0.068 m
0.053 m
0.052 m
0.048 m
0.048 m
0.054 m
0.042 m
0.055 m
0.052 m
0.089 m
0.082 m
0.051 m
0.232 m
0.074 m
0.068 m
0.118 m
0.017 m
-0.046 m
0.056 m
-0.043 m
-0.044 m
0.128 m
0.097 m
-0.004 m
-0.025 m
0.009 m
-0.022 m
0.059 m
0.867 m
0.884 m
0.443 m
0.664 m
0.681 m
1.051 m
0.607 m
0.762 m
0.545 m
0.705 m
0.301 m
0.178 m
0.652 m
0.557 m
0.203 m
0.108 m
0.000 m
0.110 m
0.043 m
0.075 m
0.140 m
0.490 m
0.245 m
0.115 m
0.176 m
0.065 m
0.100 m
0.061 m
0.051 m
0.055 m
0.045 m
0.047 m
0.048 m
0.024 m
0.025 m
0.017 m
0.067 m
0.052 m
0.044 m
0.045 m
0.043 m
0.061 m
0.035 m
0.040 m
0.044 m
0.032 m
-0.050 m
-0.029 m
-0.051 m
-0.009 m
-0.057 m
-0.044 m
-0.042 m
0.006 m
-0.026 m
-0.006 m
0.030 m
0.154 m
0.039 m
-0.003 m
0.483 m
0.533 m
0.385 m
0.306 m
0.181 m
-0.014 m
0.088 m
0.083 m
0.077 m
0.064 m
0.082 m
0.063 m
0.086 m
0.067 m
0.065 m
0.057 m
0.016 m
0.007 m
0.009 m
0.013 m
-0.020 m
0.026 m
-0.021 m
-0.022 m
-0.033 m
-0.004 m
-0.032 m
0.018 m
0.027 m
0.039 m
0.015 m
0.020 m
0.013 m
0.022 m
0.015 m
0.006 m
0.015 m
0.012 m
0.032 m
0.048 m
0.040 m
0.066 m
0.031 m
0.180 m
0.679 m
0.504 m
0.658 m
0.751 m
0.620 m
0.495 m
0.744 m
0.576 m
0.524 m
0.543 m
0.584 m
0.501 m
0.679 m
0.776 m
0.613 m
0.327 m
0.024 m
0.051 m
-0.004 m
0.112 m
0.090 m
0.086 m
0.311 m
0.632 m
0.128 m
0.088 m
0.259 m
0.104 m
0.088 m
0.055 m
0.046 m
0.052 m
0.066 m
0.049 m
0.050 m
0.055 m
0.043 m
0.032 m
0.030 m
0.023 m
0.052 m
0.052 m
0.041 m
0.059 m
0.115 m
0.173 m
0.132 m
0.342 m
0.753 m
0.445 m
0.900 m
0.509 m
0.163 m
0.061 m
0.084 m
0.124 m
0.444 m
0.547 m
0.567 m
0.319 m
0.105 m
0.568 m
0.384 m
0.250 m
0.117 m
0.104 m
0.107 m
0.094 m
0.073 m
0.085 m
0.084 m
0.083 m
0.069 m
0.069 m
0.066 m
0.085 m
0.062 m
0.033 m
0.025 m
0.010 m
0.014 m
0.005 m
0.024 m
0.032 m
0.050 m
0.051 m
0.043 m
0.018 m
0.012 m
0.007 m
0.067 m
0.078 m
0.061 m
0.070 m
0.089 m
0.194 m
0.639 m
0.528 m
0.402 m
0.799 m
0.514 m
0.826 m
1.032 m
0.875 m
0.435 m
0.488 m
0.788 m
0.420 m
0.930 m
0.827 m
0.700 m
0.533 m
0.638 m
1.390 m
0.870 m
0.439 m
0.196 m
0.103 m
0.152 m
0.097 m
0.086 m
0.081 m
0.236 m
0.270 m
0.094 m
0.079 m
0.072 m
0.060 m
0.082 m
0.069 m
0.042 m
0.064 m
0.048 m
0.030 m
0.020 m
0.009 m
0.016 m
0.075 m
0.054 m
0.047 m
0.035 m
0.098 m
0.102 m
0.143 m
0.065 m
0.062 m
0.079 m
0.238 m
0.428 m
0.229 m
0.189 m
0.005 m
0.117 m
0.455 m
0.569 m
0.798 m
0.815 m
0.412 m
0.250 m
0.899 m
0.921 m
1.245 m
0.770 m
0.605 m
0.397 m
0.264 m
0.162 m
0.117 m
0.067 m
0.074 m
0.058 m
0.040 m
0.052 m
0.054 m
0.048 m
0.052 m
0.050 m
0.079 m
0.045 m
0.019 m
0.107 m
0.266 m
0.008 m
-0.011 m
-0.003 m
0.035 m
-0.042 m
-0.018 m
-0.022 m
-0.017 m
-0.021 m
-0.024 m
-0.022 m
-0.111 m
-0.106 m
-0.124 m
-0.021 m
-0.114 m
-0.103 m
-0.114 m
-0.051 m
-0.100 m
-0.103 m
-0.090 m
0.011 m
0.237 m
-0.080 m
-0.085 m
0.688 m
0.745 m
0.594 m
0.308 m
0.106 m
-0.022 m
-0.097 m
0.369 m
0.285 m
0.014 m
-0.017 m
0.195 m
-0.060 m
-0.069 m
0.160 m
0.010 m
-0.067 m
-0.014 m
-0.106 m
-0.101 m
-0.044 m
0.128 m
0.032 m
0.035 m
0.028 m
0.025 m
0.041 m
0.024 m
-0.010 m
-0.030 m
-0.089 m
-0.187 m
-0.219 m
-0.128 m
-0.118 m
-0.146 m
-0.049 m
-0.073 m
-0.116 m
-0.063 m
-0.033 m
-0.032 m
0.032 m
0.061 m
0.037 m
0.042 m
0.005 m
0.032 m
-0.039 m
-0.046 m
-0.033 m
0.392 m
0.579 m
0.647 m
0.815 m
0.866 m
0.456 m
0.117 m
-0.073 m
-0.029 m
0.206 m
0.060 m
0.471 m
0.686 m
0.653 m
0.529 m
0.342 m
0.242 m
0.093 m
-0.046 m
-0.025 m
0.075 m
0.046 m
0.039 m
0.021 m
0.032 m
0.029 m
0.044 m
0.025 m
0.035 m
0.010 m
-0.038 m
-0.050 m
0.046 m
0.032 m
0.011 m
-0.009 m
0.058 m
0.018 m
0.009 m
0.029 m
0.048 m
0.003 m
0.000 m
0.016 m
0.385 m
0.948 m
0.922 m
0.763 m
0.465 m
0.370 m
0.726 m
1.080 m
0.505 m
0.476 m
1.242 m
0.513 m
0.619 m
0.689 m
0.443 m
0.696 m
0.619 m
0.972 m
0.918 m
0.740 m
0.728 m
0.517 m
0.601 m
0.622 m
0.728 m
0.030 m
0.168 m
0.252 m
0.514 m
0.156 m
0.662 m
0.152 m
0.047 m
0.049 m
0.257 m
0.130 m
0.046 m
0.074 m
0.037 m
0.010 m
0.038 m
0.028 m
-0.008 m
0.053 m
0.033 m
0.015 m
0.038 m
0.065 m
0.240 m
0.249 m
0.651 m
0.685 m
0.397 m
0.115 m
0.050 m
0.040 m
0.466 m
0.702 m
0.593 m
0.460 m
0.374 m
0.396 m
0.586 m
1.128 m
0.582 m
0.628 m
1.140 m
0.554 m
0.531 m
0.511 m
0.786 m
0.432 m
0.227 m
0.083 m
0.346 m
0.144 m
0.028 m
0.121 m
0.252 m
0.109 m
0.053 m
0.041 m
0.042 m
0.031 m
0.009 m
0.022 m
0.028 m
0.038 m
0.033 m
0.015 m
0.007 m
0.039 m
0.031 m
0.033 m
-0.024 m
-0.008 m
-0.059 m
0.024 m
0.054 m
0.035 m
0.013 m
0.002 m
0.026 m
-0.042 m
0.104 m
0.048 m
0.154 m
-0.044 m
-0.021 m
-0.040 m
0.361 m
0.303 m
0.075 m
0.213 m
0.045 m
0.362 m
0.532 m
0.632 m
0.764 m
0.905 m
1.385 m
1.730 m
1.020 m
0.544 m
0.570 m
0.526 m
0.021 m
0.054 m
0.048 m
0.056 m
0.045 m
0.037 m
0.058 m
0.066 m
0.030 m
0.022 m
0.048 m
0.045 m
0.002 m
-0.064 m
-0.088 m
-0.078 m
-0.024 m
-0.080 m
-0.111 m
-0.126 m
-0.124 m
-0.171 m
-0.051 m
-0.061 m
-0.095 m
-0.122 m
-0.128 m
-0.072 m
-0.083 m
-0.069 m
-0.011 m

How this compares

  • So far in 2026 the daily high was below the normal range on 115 of 298 days, the second most of the 22 years since 2005.

Same date in past years

25 October in the last 10 years

DayLevelAgainst the normal range for the date
0.069 m
0.275 m
0.056 m
0.075 m
-0.143 m
0.081 m
0.058 m
0.043 m
0.02 m
0.016 m

Year by year

The lowest and highest daily high of each year

The lowest and highest daily high of each year 0 m 1 m 2 m Lowest -0.80 m, 2013 Highest 2.012 m, 2026 so far
  • Each year, lowest to highest
  • The year so far
  • Lowest in our series
  • Highest in our series
The lowest and highest daily high of the Sèvre Nantaise at Vertou in each year from 2006 to 2025 with a value on at least 300 days, and in 2026 so far. The lowest daily high in our series since 11 November 2005 was -0.80 m, on 27 September 2013. The highest was 2.012 m, on 19 February 2026, a provisional value.
Table: The lowest and highest daily high of each year
YearLowest daily high (m)DayHighest daily high (m)DayDays with a value
-0.11 m1.28 m365
-0.15 m1.51 m365
-0.06 m1.29 m366
-0.08 m1.54 m365
-0.41 m1.33 m365
-0.068 m1.41 m365
-0.04 m1.708 m366
-0.80 m1.464 m365
-0.104 m1.53 m365
-0.076 m1.01 m365
-0.108 m1.394 m366
-0.078 m0.662 m365
-0.061 m1.629 m365
-0.058 m1.364 m365
-0.10 m1.873 m366
-0.174 m1.721 m365
-0.236 m1.014 m365
-0.18 m1.558 m365
-0.19 m1.96 m366
-0.073 m1.508 m365
so far, provisional-0.196 m2.012 m298

Each year from January to December, weekly averages of daily highs

Each year from January to December, weekly averages of daily highs 0 m 1 m 2013, lowest day 2026 so far
  • The year so far, also the year of the highest day in our series
  • , the year before
  • Year of the lowest day in our series
  • Other years
  • Normal range for the week
The weekly averages of daily highs of the Sèvre Nantaise at Vertou in each year from 2006 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 lowest daily high in our series since 11 November 2005 was in 2013, the highest in 2026. 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 of daily highs
Week so far, highest day Weekly average of daily highs (m), lowest day Weekly average of daily highs (m)Normal range (m)
to -0.004 m0.602 m-0.010 m to 0.943 m
to 0.615 m0.482 m0.011 m to 0.944 m
to 0.503 m0.569 m0.034 m to 0.894 m
to 0.751 m0.746 m0.026 m to 0.955 m
to 0.761 m1.026 m0.006 m to 0.976 m
to 1.048 m0.820 m-0.012 m to 1.018 m
to 1.578 m0.738 m-0.012 m to 0.921 m
to 1.661 m0.305 m0.025 m to 0.809 m
to 0.655 m0.205 m0.023 m to 0.937 m
to 0.483 m0.407 m0.018 m to 0.927 m
to 0.624 m0.574 m0.020 m to 0.754 m
to 0.342 m0.549 m0.016 m to 0.630 m
to -0.018 m0.516 m-0.003 m to 0.645 m
to 0.059 m0.188 m-0.004 m to 0.689 m
to 0.057 m0.884 m-0.014 m to 0.559 m
to 0.052 m0.320 m-0.014 m to 0.389 m
to 0.037 m0.141 m-0.026 m to 0.388 m
to 0.050 m0.208 m-0.027 m to 0.449 m
to 0.056 m0.158 m-0.030 m to 0.399 m
to 0.068 m0.204 m-0.014 m to 0.359 m
to 0.007 m0.504 m0.010 m to 0.415 m
to 0.041 m0.338 m0.004 m to 0.410 m
to 0.043 m0.273 m-0.005 m to 0.310 m
to 0.040 m0.162 m-0.004 m to 0.290 m
to -0.031 m0.166 m-0.020 m to 0.230 m
to -0.080 m0.050 m-0.030 m to 0.144 m
to -0.088 m0.058 m-0.043 m to 0.102 m
to -0.052 m0.017 m-0.040 m to 0.100 m
to -0.041 m0.022 m-0.040 m to 0.087 m
to -0.098 m0.087 m-0.045 m to 0.070 m
to -0.115 m0.020 m-0.049 m to 0.061 m
to -0.134 m0.020 m-0.050 m to 0.062 m
to -0.128 m0.008 m-0.050 m to 0.075 m
to -0.178 m0.038 m-0.060 m to 0.073 m
to 0.014 m0.020 m-0.055 m to 0.076 m
to -0.104 m0.023 m-0.040 m to 0.080 m
to -0.091 m0.117 m-0.040 m to 0.090 m
to -0.129 m0.020 m-0.078 m to 0.084 m
to -0.102 m-0.527 m-0.098 m to 0.088 m
to -0.093 m0.008 m-0.064 m to 0.130 m
to -0.059 m0.021 m-0.057 m to 0.233 m
to -0.075 m0.012 m-0.070 m to 0.389 m
to no value0.027 m-0.057 m to 0.340 m
to no value0.235 m-0.049 m to 0.573 m
to no value0.602 m-0.042 m to 0.643 m
to no value0.457 m-0.047 m to 0.561 m
to no value0.188 m-0.051 m to 0.580 m
to no value0.052 m-0.050 m to 0.664 m
to no value0.111 m-0.047 m to 0.745 m
to no value0.011 m-0.044 m to 0.805 m
to no value0.169 m-0.044 m to 0.978 m
to no value1.087 m-0.039 m to 0.993 m
Every year
YearDays with a valueDays below the normal range
to 298115
36519
3663
36547
365146
36597
3666
3653
3651
36547
36632
36528
36523
36516
36628
36539
36553
36556
3663
36510
36552
510

How it compares

That is within the normal range for the date.

Records

  • Highest daily high in our series since 11 November 2005: 2.012 m on 19 February 2026. Provisional data.
  • Lowest daily high in our series since 11 November 2005: -0.80 m on 27 September 2013.

Also on this water

About this gauge

Vertou is a gauge on the Sèvre Nantaise in Loire-Atlantique, France.

It lies at 47.1652° N, 1.4825° W.

Its readings come from France's national network of river gauges (Vigicrues and its partners), through Hub'Eau.

Hub'Eau's daily highs for this gauge go back to 11 November 2005.

Hub'Eau's newest readings are mostly raw data that the gauge's operator checks and validates later.

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

About these figures

The normal range for 25 October is -0.06 m to 0.34 m: the 10th to 90th percentile of the daily highs from 18 October to 1 November in 20 years between 2005 and 2025.

Keep exploring

Sources