Knokke-Heist Sea Conditions and Tide Table

Knokke-Heist Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 08:33 AM and sunset is at 04:39 PM.

Days 1–3 Weather Summary

Heavy rain (total 22mm), heaviest during Sun afternoon. Cool air temperatures (max 12°C on Sun afternoon, min 5°C on Thu night). Winds increasing (light winds from the SSW on Thu night, strong winds from the S by Fri night).

Days 4–6 Weather Summary

Moderate rain (total 12mm), heaviest on Sun night. Cool air temperatures (max 14°C on Sun night, min 10°C on Tue night). Winds increasing (light winds from the S on Mon night, near gales from the W by Wed afternoon).

Days 7–9 Weather Summary

Light rain (total 3mm), mostly falling on Sat morning. Very mild (max 11°C on Wed night, min 7°C on Thu night). Mainly fresh winds.

Days 10–12 Weather Summary

Light rain (total 4mm), mostly falling on Tue night. Very mild (max 12°C on Sat night, min 7°C on Tue morning). Winds increasing (light winds from the SW on Mon morning, strong winds from the SSW by Tue afternoon).

Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tue
16
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
1:57PM4.50m
2:22AM4.43m
2:44PM4.65m
3:07AM4.43m
3:31PM4.67m
3:50AM4.35m
4:17PM4.55m
4:34AM4.20m
5:05PM4.33m
5:19AM3.99m
5:53PM4.03m
6:05AM3.74m
6:44PM3.72m
6:55AM3.48m
7:41PM3.44m
7:53AM3.26m
8:46PM3.25m
9:04AM3.12m
10:01PM3.19m
10:23AM3.14m
11:09PM3.26m
11:30AM3.28m
Low Tide
7:27AM0.44m
7:55PM0.28m
8:12AM0.33m
8:44PM0.32m
8:58AM0.28m
9:34PM0.46m
9:46AM0.32m
10:26PM0.67m
10:40AM0.43m
11:23PM0.91m
11:40AM0.59m
00:25AM1.14m
12:45PM0.76m
1:30AM1.31m
1:50PM0.92m
2:32AM1.40m
2:52PM1.04m
3:30AM1.41m
3:50PM1.11m
4:24AM1.36m
4:45PM1.12m
5:13AM1.26m
5:35PM1.08m
Wave
height (m) 
direction
period (s) 
0.4
WNW
4
0.5
SW
3
1.6
SW
5
1.6
W
7
2
W
7
2
W
7
1
W
5
0.8
W
4
2.3
W
8
1.1
W
6
1
W
5
0.6
W
5
1
WSW
5
1.5
W
7
1
W
6
1.1
SW
4
3
W
8
1.3
W
6
0.7
W
4
0.6
NNW
6
0.4
NNW
4
0.6
S
3
0.7
SW
4
0.7
WSW
5
0.6
WSW
4
0.7
WSW
4
0.8
WSW
5
0.7
WSW
5
0.6
W
5
0.5
W
4
0.4
WSW
3
0.3
W
3
0.6
WNW
4
0.8
NW
4
1
W
4
clear
cloud
light rain
light rain
light rain
rain showers
cloud
mod rain
rain showers
cloud
cloud
light rain
light rain
rain showers
clear
part cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
cloud
light rain
light rain
light rain
cloud
cloud
cloud
cloud
cloud
clear
cloud
part cloud
clear
cloudy
light rain
light rain
light rain
rain shwrs
cloudy
mod rain
rain shwrs
cloudy
cloudy
light rain
light rain
rain shwrs
clear
some clouds
some clouds
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
light rain
light rain
light rain
cloudy
cloudy
cloudy
cloudy
cloudy
clear
cloudy
some clouds
 km/h
15
SSW
25
S
50
S
40
SSW
45
SW
40
WSW
25
SSW
30
S
50
WSW
25
SW
25
SW
25
SSW
35
SSW
30
SW
30
SSW
40
S
60
W
25
WSW
20
S
15
SSE
20
SE
25
S
25
S
20
S
20
S
25
S
20
SSW
20
SSW
15
SW
15
SW
10
SW
10
W
15
W
15
SW
30
SSW
 mm 
3
4
4
3
8
3
5
3
1
1
2
1
max°C
6
7
9
10
11
11
10
12
14
12
13
12
13
14
13
12
11
11
9
10
9
10
11
10
11
11
12
12
12
11
10
10
9
8
9
Moonrise
4:31
5:43
7:09
8:37
10:02
11:22
12:37
1:50
3:01
4:13
5:25
Moonset
9:45
10:53
11:39
12:10
12:31
12:46
12:58
1:09
1:19
1:30
1:43
2:00
Sunrise
8:33
8:34
8:37
8:37
8:38
8:40
8:41
8:41
8:42
8:44
8:45
8:45
Sunset
4:39
4:38
4:38
4:38
4:37
4:37
4:37
4:37
4:37
4:37
4:37
4:37
Today's sea temperature in Knokke-Heist is
9.2° C
(Statistics for 05 Dec 1981-2005 – mean: 10.2 max: 11.8 min: 8.4°C)
Issued (local time): 12 am Friday 05 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest