At 20:30 water level is 0.17m and it will keep falling by 0.82m until the low tide at 01:40
The low tide with -0.65m is 80% of the lowest astronomical tide (-0.81m)
At 20:30 water level is 0.17m and it will keep falling by 0.82m until the low tide at 01:40
The low tide with -0.65m is 80% of the lowest astronomical tide (-0.81m)