Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 1 am 30 Aug 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
18.1°C
1.8° 

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

Short Range Forecast

Some drizzle, heaviest during Sun morning. Very mild (max 18°C on Tue night, min 14°C on Tue morning). Mainly near gales.

Sunday
30
Monday
31
Tuesday
1
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
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
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.7
SW
6
1.9
SW
7
1.6
SW
7
1.4
SW
6
1.2
SSW
6
1
SSW
5
0.9
SSW
5
0.1
SW
6
1.2
SW
6
1.4
SW
7
1.5
SW
7
1.4
SW
7
1.3
SSW
6
1.1
SW
6
0.9
SW
5
0.6
SW
5
0.1
SW
6
0.6
SSW
4
0.5
SW
5
0.4
SW
5
0.5
SW
6
0.6
SSW
6
1.3
SW
7
2.1
SW
7
Wave Graph
Metric surfscale
Energy kJ
0
0
230
0
0
0
0
2
0
0
0
0
0
0
0
18
2
0
0
8
0
0
159
457
Wind (km/h)
40
SW
40
SW
35
SSW
30
SSW
25
SSW
20
SSW
25
SSW
30
SSW
30
SW
35
SW
40
SW
35
SW
30
SW
25
SSW
20
SSW
20
S
15
SSE
10
E
10
E
5
NNW
10
WSW
20
SSW
45
WSW
50
WSW
Wind State
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
off
cross-off
cross-off
glassy
cross-on
cross-off
cross
cross-on
High Tide
6:53AM0.21m
7:31PM0.24m
7:45AM0.20m
8:37PM0.23m
8:54AM0.19m
9:48PM0.23m
Low Tide
00:03AM0.03m
12:14PM0.02m
00:46AM0.05m
12:58PM0.03m
1:35AM0.06m
1:48PM0.04m
rain showers
light rain
cloud
light rain
part cloud
cloud
cloud
clear
clear
clear
clear
part cloud
cloud
cloud
clear
clear
clear
clear
cloud
cloud
part cloud
clear
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
6:09
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:23
8:21
8:17
 mm
1
1
1
Temp °C
17
17
17
17
17
17
17
17
17
16
16
16
17
17
17
17
16
15
14
15
16
16
18
16
Feels °C
11
11
12
12
14
14
14
13
12
10
9
9
12
13
14
14
14
13
12
15
14
12
10
6
  • 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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