At 17:56 water level is 0.0m and it will keep falling by 0.4m until the low tide at 21:53
The low tide with -0.4m is 30% of the lowest astronomical tide (-1.31m)
At 17:56 water level is 0.0m and it will keep falling by 0.4m until the low tide at 21:53
The low tide with -0.4m is 30% of the lowest astronomical tide (-1.31m)