At 18:09 water level is -0.05m and it will keep falling by 0.08m until the low tide at 21:30
The low tide with -0.13m is 50% of the lowest astronomical tide (-0.26m)
At 18:09 water level is -0.05m and it will keep falling by 0.08m until the low tide at 21:30
The low tide with -0.13m is 50% of the lowest astronomical tide (-0.26m)