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 08:49 AM and sunset is at 04:40 PM.

Days 1–3 Weather Summary

Mostly dry. Icy conditions (max 5°C on Mon night, min -2°C on Wed night). Winds increasing (light winds from the E on Mon night, strong winds from the ENE by Wed night).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 5°C on Sat morning, min -2°C on Thu night). Winds increasing (light winds from the NE on Sat morning, fresh winds from the NNE by Sat night).

Days 7–9 Weather Summary

Some drizzle, heaviest during Wed morning. Mild temperatures (max 7°C on Tue morning, min 4°C on Wed afternoon). Winds increasing (light winds from the NNE on Sun night, fresh winds from the N by Wed afternoon).

Days 10–12 Weather Summary

Light rain (total 7mm), mostly falling on Thu afternoon. Mild temperatures (max 7°C on Fri night, min 2°C on Wed night). Winds increasing (calm on Fri morning, strong winds from the WNW by Sat night).

Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Sat
3
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
4:11PM4.08m
4:23AM4.04m
4:49PM4.02m
5:01AM3.97m
5:29PM3.93m
5:41AM3.85m
6:12PM3.83m
6:25AM3.70m
7:00PM3.70m
7:14AM3.53m
7:54PM3.57m
8:13AM3.40m
9:00PM3.49m
9:25AM3.35m
10:16PM3.49m
10:44AM3.47m
11:28PM3.63m
11:55AM3.73m
00:30AM3.83m
12:54PM4.04m
1:22AM4.05m
1:47PM4.33m
Low Tide
9:46AM0.63m
10:03PM0.92m
10:21AM0.66m
10:37PM1.01m
10:57AM0.72m
11:16PM1.11m
11:38AM0.81m
00:06AM1.21m
12:30PM0.90m
1:10AM1.30m
1:34PM0.98m
2:21AM1.33m
2:44PM1.01m
3:29AM1.29m
3:52PM0.98m
4:31AM1.18m
4:58PM0.88m
5:30AM1.01m
6:00PM0.75m
6:26AM0.81m
6:59PM0.62m
7:19AM0.59m
Wave
height (m) 
direction
period (s) 
0.9
NNE
5
1.1
NE
5
1.3
NNE
5
1.6
NNE
6
1.7
NNE
6
1.9
NNE
6
1.7
NNE
6
1.4
NNE
6
1.1
NNE
6
0.9
NNE
6
0.8
NNE
5
0.8
NNE
4
0.6
N
4
0.8
N
4
1.7
N
8
1.5
N
8
1.1
N
9
0.9
NNW
8
1.1
N
7
1.1
N
8
1
N
8
1.1
N
7
1.2
N
7
1.3
N
7
1.9
NNW
7
2.2
NNW
8
1.3
NNW
8
1
NNW
14
1.8
NNW
6
1.3
NNW
7
0.9
NNW
8
0.7
NNW
8
0.9
NNW
7
1.3
WNW
5
1.7
WNW
6
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
part cloud
light rain
part cloud
part cloud
part cloud
rain showers
rain showers
part cloud
cloud
rain showers
part cloud
light rain
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
some clouds
some clouds
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
light rain
some clouds
some clouds
some clouds
rain shwrs
rain shwrs
some clouds
cloudy
rain shwrs
some clouds
light rain
 km/h
30
ENE
35
ENE
35
ENE
40
ENE
40
NE
45
ENE
40
ENE
35
ENE
25
ENE
25
ENE
20
ENE
20
ENE
20
NE
25
NNE
30
NNE
20
ENE
15
NE
15
N
15
N
20
NNW
20
NNW
15
NNW
20
N
25
NW
35
N
35
N
15
SE
15
WNW
35
NNW
15
ENE
5
SE
10
WSW
15
NW
25
W
35
W
 mm 
1
3
1
2
1
max°C
3
4
2
0
1
-1
-1
0
-1
0
2
4
5
5
5
2
3
6
6
6
6
7
7
7
6
5
5
4
6
4
4
5
7
6
7
Moonrise
11:20
11:37
11:50
12:02
12:14
12:27
12:42
1:01
1:29
2:12
3:13
4:34
Moonset
8:04
9:22
10:40
11:58
1:18
2:42
4:11
5:43
7:13
8:31
9:28
Sunrise
8:49
8:49
8:49
8:51
8:51
8:51
8:51
8:51
8:51
8:51
8:51
8:51
Sunset
4:40
4:42
4:43
4:43
4:44
4:45
4:45
4:46
4:47
4:49
4:50
4:51
Today's sea temperature in Knokke-Heist is
8.3° C
(Statistics for 23 Dec 1981-2005 – mean: 8.8 max: 10.3 min: 7.5°C)
Issued (local time): 12 am Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest