At 20:40 water level is -0.62m and it will keep falling by 0.02m until the low tide at 21:06
The low tide with -0.64m is 70% of the lowest astronomical tide (-0.91m)
At 20:40 water level is -0.62m and it will keep falling by 0.02m until the low tide at 21:06
The low tide with -0.64m is 70% of the lowest astronomical tide (-0.91m)