At 20:40 water level is -0.15m and it will keep falling by 0.34m until the low tide at 23:50
The low tide with -0.49m is 80% of the lowest astronomical tide (-0.61m)
At 20:40 water level is -0.15m and it will keep falling by 0.34m until the low tide at 23:50
The low tide with -0.49m is 80% of the lowest astronomical tide (-0.61m)