At 22:30 water level is -0.08m and it will keep falling by 0.01m until the low tide at 23:39
The low tide with -0.09m is 50% of the lowest astronomical tide (-0.18m)
At 22:30 water level is -0.08m and it will keep falling by 0.01m until the low tide at 23:39
The low tide with -0.09m is 50% of the lowest astronomical tide (-0.18m)