At 20:20 water level is -0.05m and it will keep falling by 0.02m until the low tide at 21:06
The low tide with -0.07m is 4% of the lowest astronomical tide (-1.62m)
At 20:20 water level is -0.05m and it will keep falling by 0.02m until the low tide at 21:06
The low tide with -0.07m is 4% of the lowest astronomical tide (-1.62m)