At 23:00 water level is -0.1m and it will keep falling by 0.09m until the low tide at 00:15
The low tide with -0.19m is 10% of the lowest astronomical tide (-1.89m)
At 23:00 water level is -0.1m and it will keep falling by 0.09m until the low tide at 00:15
The low tide with -0.19m is 10% of the lowest astronomical tide (-1.89m)