At 20:30 water level is -0.05m and it will keep rising by 0.03m until the high tide at 21:23
The high tide with -0.02m is -1% of the highest astronomical tide (1.26m)
At 20:30 water level is -0.05m and it will keep rising by 0.03m until the high tide at 21:23
The high tide with -0.02m is -1% of the highest astronomical tide (1.26m)