Valnäs - Nord Koster surfForecast / Kattegat and Skagerrack / Sweden

information circle48hr Weather and Surf, issued 1 pm Sunday 10 May 2026 CEST
Forecast update in hr  min  s Forecast update imminent
Valnäs - Nord Koster surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Valnäs - Nord Koster sea temperature is
9.7° C
(Which is normal for this time of year)

Time (CEST) & DateWave HeightWave Period
Morning (10 May)2ft (0.6m)4s
Afternoon (10 May)--
Evening (10 May)--

Table - waves today at Valnäs - Nord Koster. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 10°C on Sun night, min 7°C on Mon morning). Winds decreasing (fresh winds from the SW on Sun night, light winds from the S by Wed morning).

Sun
10
Monday
11
Tuesday
12
Wed
13
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.4
SW
4
0.4
SW
3
0.6
SSW
4
0.7
SSW
4
0.8
SW
6
1.1
SW
6
1.1
SW
6
0.9
SW
6
0.6
SW
5
0.6
SW
5
0.4
SW
4
0.3
SSW
4
0.2
SSW
4
0.4
N
3
0.7
N
4
0.8
N
4
0.5
N
4
0.1
SW
6
0.4
W
2
0.4
SW
3
0.4
SW
4
1.1
SW
7
0.9
SW
6
0.7
SW
6
Wave Graph
Metric surfscale
Energy kJ
4
0
0
0
58
93
86
54
23
14
7
0
0
2
13
20
7
1
2
2
6
109
70
0
Wind (km/h)
10
W
15
SW
25
SSW
20
S
30
WSW
35
SW
25
SW
15
WSW
10
SW
20
SSW
15
WSW
10
NNW
20
NNW
20
N
25
NNE
25
NNE
20
NNW
20
WNW
25
W
20
SW
20
SSW
20
SSW
15
SSW
10
SSE
cross-on
cross
cross-off
cross-off
cross-on
cross
cross
cross-on
cross
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross
cross-off
cross-off
cross-off
off
High Tide
1:14PM0.24m
1:24AM0.26m
1:51PM0.23m
2:02AM0.26m
2:25PM0.22m
2:38AM0.27m
Low Tide
6:17PM0.09m
6:58AM0.06m
6:54PM0.06m
7:35AM0.04m
7:33PM0.03m
cloud
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:56
4:54
4:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:27
9:30
9:31
9:34
Temp °C
8
8
9
10
10
8
8
7
7
8
8
8
9
8
7
7
9
9
9
10
9
9
9
9
5
3
3
5
2
-1
1
2
3
2
3
4
4
2
0
0
4
3
2
5
4
4
5
6
Swell 1
Height (m)
Direction
Period (s)
0.4
SW
4
0.8
SW
6
0.8
SW
6
0.7
SW
6
0.6
SW
5
0.6
SW
5
0.4
SW
4
0.3
SSW
4
0.2
SSW
4
0.1
SW
4
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.2
N
3
0.1
SW
5
0.4
SW
4
1.1
SW
7
0.9
SW
6
0.7
SW
6
Energy kJ
4
58
46
31
23
14
7
3
1
1
1
1
1
1
1
1
6
109
70
33
Swell 2
Height (m)
Direction
Period (s)
0.1
W
6
0.1
W
8
Energy kJ
1
1
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.4
SW
3
0.6
SSW
4
0.7
SSW
4
1.1
SW
6
1.1
SW
6
0.9
SW
6
0.4
SSW
4
0.4
N
3
0.7
N
4
0.8
N
4
0.5
N
4
0.2
NNW
3
0.4
W
2
0.4
SW
3
Energy kJ
3
8
16
93
86
54
8
2
13
20
7
1
2
2
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
1
1
1
1
2
2
1
1
1
2
1
2
1
1
1
1
1
1
2
2
2
Distance (km)
938
889
765
861
886
805
271
498
479
494
250
265
265
265
265
479
479
494
479
312
312
479
479
479
Best forecast wave conditions in Kattegat and Skagerrack
Rating
(10 max)
Best forecast wave conditions in Sweden
Rating
(10 max)
1
Header Global
Rating
(10 max)
5
5
9
8
6
9
8
5
5
4
5
9
5
5
9
9
9
9
9
9
9
9
9
8
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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