Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 1 pm 05 Aug 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
17.5° C
0.1° 

Valnäs - Nord Koster surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Short Range Forecast

Light rain (total 6mm), mostly falling on Wed afternoon. Very mild (max 18°C on Wed afternoon, min 14°C on Sat morning). Winds decreasing (strong winds from the SW on Thu morning, calm by Fri night).

Wed
5
Thursday
6
Friday
7
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
Rating
(10 max)
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 Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
S
5
1
S
5
0.9
S
5
0.9
S
5
1.5
SSW
5
1.9
SW
6
1.9
SW
6
1.9
SW
6
2
SW
7
2
SSW
7
1.8
SSW
7
1.7
SSW
7
1.6
SW
7
1.3
SW
8
1.1
SW
8
0.8
SW
8
0.6
SW
7
0.1
W
9
0.4
SW
6
0.1
SW
9
0.7
SW
8
Wave Graph
Metric surfscale
Energy kJ
0
0
0
0
0
0
296
0
0
0
0
0
0
191
138
93
33
2
13
3
64
Wind (km/h)
35
S
25
S
25
S
30
SSW
40
SW
40
SW
40
SW
45
SW
45
SW
40
SSW
40
SW
30
SW
25
N
25
NE
20
NE
15
NNE
15
NE
10
NNW
10
WNW
15
SSW
15
SSE
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross-off
cross
cross
cross-on
cross
cross
cross
cross-off
on
cross-on
cross-off
cross-off
High Tide
11:34AM0.19m
00:12AM0.25m
12:28PM0.20m
1:05AM0.27m
1:19PM0.23m
Low Tide
4:08PM0.06m
5:08AM0.10m
5:16PM0.06m
6:18AM0.09m
6:25PM0.05m
light rain
cloud
light rain
cloud
part cloud
clear
clear
clear
clear
part cloud
thunderstorm
thunderstorm
rain showers
clear
part cloud
cloud
part cloud
cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:13
5:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:30
9:28
9:25
 mm
2
2
1
2
1
Temp °C
17
17
18
17
17
17
16
16
16
16
16
18
18
16
15
15
15
16
16
16
16
Feels °C
12
14
15
14
11
11
9
8
8
9
10
14
14
12
11
12
12
13
14
12
14
  • 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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