Onsala Sea Conditions and Tide Table

Onsala 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 08:52 AM and sunset is at 03:30 PM.

Days 1–3 Weather Summary

Mostly dry. Icy conditions (max 7°C on Fri morning, min 0°C on Thu morning). Winds increasing (calm on Fri afternoon, fresh winds from the N by Sat afternoon).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 4°C on Sun night, min -1°C on Tue afternoon). Mainly fresh winds.

Days 7–9 Weather Summary

Mostly dry. Temperatures will be below freezing (max 0°C on Wed morning, min -5°C on Thu night). Winds increasing (light winds from the NNE on Wed night, strong winds from the NE by Fri night).

Days 10–12 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 1°C on Mon night, min -3°C on Sun night). Winds decreasing (fresh winds from the NNE on Sun afternoon, calm by Mon night).

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
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
night
Wave Height Map
High Tide
11:20AM0.11m
11:53PM0.07m
12:22PM0.10m
00:35AM0.06m
1:13PM0.10m
1:19AM0.06m
2:04PM0.10m
2:00AM0.06m
2:52PM0.11m
2:42AM0.07m
3:39PM0.12m
3:27AM0.09m
4:25PM0.13m
4:13AM0.10m
5:12PM0.14m
5:02AM0.12m
6:00PM0.15m
5:54AM0.13m
6:50PM0.15m
6:49AM0.13m
7:41PM0.14m
7:48AM0.13m
8:36PM0.13m
Low Tide
6:33PM0.04m
5:52AM0.04m
7:36PM0.03m
8:22PM0.02m
7:12AM0.01m
8:54PM0.02m
7:55AM0.00m
9:29PM0.02m
8:41AM-0.01m
9:58PM0.02m
9:29AM-0.01m
10:34PM0.03m
10:18AM-0.00m
11:14PM0.03m
11:09AM0.00m
11:58PM0.04m
12:02PM0.01m
00:46AM0.04m
1:00PM0.01m
1:38AM0.04m
2:02PM0.02m
2:33AM0.03m
Wave
height (m) 
direction
period (s) 
0.3
WSW
2
0.4
WSW
3
0.4
SW
4
0.2
WSW
3
0.1
W
3
0.4
SW
2
1
W
6
0.7
NNE
3
0.8
NNW
4
0.1
NW
2
0.6
SW
4
0.4
SW
4
0.3
NW
3
0.4
NE
2
0.3
NNW
2
0.1
SW
2
0.4
NE
2
0.9
NNW
4
0.7
NW
4
0.6
NNW
4
0.1
NW
3
0.2
N
2
0.2
NNE
2
0.3
NE
2
0.2
ENE
2
0.3
NE
2
0.7
NE
3
0.6
NNE
3
0.3
ENE
3
0.5
SSE
4
0.5
NE
3
0.8
NNE
3
0.5
NNE
3
0.4
NNE
3
0.4
N
2
0.1
N
2
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
cloud
clear
part cloud
part cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
clear
clear
cloud
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
clear
clear
clear
clear
clear
clear
cloudy
clear
some clouds
some clouds
cloudy
some clouds
cloudy
some clouds
cloudy
cloudy
some clouds
clear
clear
cloudy
 km/h
15
WSW
20
WSW
15
W
10
N
5
NNW
20
SW
30
NNE
35
NNE
35
N
10
SW
15
W
5
NNE
15
NNE
15
NNE
15
N
10
SW
25
NNE
30
N
25
N
20
N
10
NNE
15
NE
15
NNE
15
NE
15
NE
20
NE
35
NNE
30
NNE
20
E
20
ENE
25
NNE
35
NNE
30
NNE
20
NNE
20
N
5
NNW
 mm 
max°C
0
1
5
7
7
6
6
5
3
3
3
4
4
2
2
1
0
-1
0
-1
-2
-3
-3
-4
-4
-3
-2
-1
-2
-1
-2
-2
-2
-3
-3
1
Moonrise
11:29
11:32
11:36
11:40
11:46
11:54
12:09
12:38
1:34
3:02
4:46
6:28
Moonset
9:52
11:20
12:49
2:23
4:03
5:49
7:32
8:56
9:47
10:12
10:26
Sunrise
8:52
8:52
8:52
8:52
8:52
8:52
8:52
8:52
8:52
8:52
8:51
8:51
Sunset
3:30
3:30
3:32
3:33
3:33
3:34
3:36
3:37
3:38
3:40
3:41
3:42
Today's sea temperature in Onsala is
6.1° C
(Statistics for 25 Dec 1981-2005 – mean: 3.8 max: 5.9 min: 1.6°C)
Issued (local time): 6 am Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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