Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 1 am 14 Aug 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
17.7° C
0.3° 

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


Time (CEST) & DateWave HeightWave Period
Morning (14 Aug)--
Afternoon (14 Aug)--
Evening (14 Aug)1ft (0.3m)4s

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


Short Range Forecast

Some drizzle, heaviest during Fri night. Very mild (max 19°C on Fri afternoon, min 15°C on Sun night). Mainly fresh winds.

Friday
14
Saturday
15
Sunday
16
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
SW
5
1
SW
5
1
SW
5
0.9
SW
5
0.9
SSW
4
0.4
WSW
4
0.3
WSW
4
0.1
SW
4
0.6
S
5
0.6
S
5
0.6
S
5
0.5
S
4
0.5
S
4
0.6
SSW
5
1.5
SW
7
2.1
SW
8
1.4
SW
8
1.2
SW
8
1
SW
8
0.8
SW
7
0.6
SW
7
0.4
SW
6
0.4
SW
5
0.2
WSW
8
Wave Graph
Metric surfscale
Energy kJ
0
0
0
0
0
6
3
1
0
0
0
0
0
0
195
499
235
177
114
62
30
11
10
7
Wind (km/h)
30
SSW
30
SSW
30
SSW
30
SSW
30
S
30
S
20
S
15
S
20
SSE
20
SSW
20
S
20
SSW
20
S
30
S
25
S
25
SW
20
N
35
N
35
NNW
30
NNW
30
N
10
WSW
20
WSW
15
SSE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
off
High Tide
6:33AM0.29m
6:59PM0.29m
7:27AM0.26m
7:57PM0.28m
8:26AM0.24m
9:01PM0.27m
Low Tide
11:45PM-0.02m
12:05PM-0.01m
00:35AM-0.01m
12:52PM-0.00m
1:27AM0.01m
1:41PM0.01m
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
cloud
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:31
5:33
5:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:07
9:05
9:02
 mm
1
Temp °C
18
18
18
18
18
19
18
18
18
17
17
17
17
18
18
18
17
17
16
17
17
18
17
17
Feels °C
13
13
13
13
13
14
15
16
16
15
15
15
14
14
14
15
15
12
10
11
11
15
14
15
  • 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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