Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 1 pm 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
21.2° C
4.1° 

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 (21 Jul)1ft (0.3m)4s
Afternoon (21 Jul)--
Evening (21 Jul)--

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Tue night. Warm (max 20°C on Wed afternoon, min 12°C on Thu morning). Winds decreasing (fresh winds from the S on Tue night, light winds from the E by Wed night).

Tue
21
Wednesday
22
Thursday
23
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
1
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)
0.3
SW
4
0.5
SW
3
0.9
SW
4
1.2
SSW
5
1.4
SSW
6
1.4
SW
6
0.4
NNE
2
0.6
SW
6
0.6
N
4
0.1
W
9
0.2
NNE
2
0.1
SW
6
0.4
NNE
3
0.4
NNE
3
0.4
NNE
3
0.3
NNE
3
0.2
N
3
0.1
SW
5
0.3
SW
2
0.4
SW
3
0.6
SW
4
Wave Graph
Metric surfscale
Energy kJ
2
0
0
0
0
147
2
31
9
2
1
1
3
3
3
2
1
1
1
3
10
Wind (km/h)
15
SW
25
SSW
30
SSW
35
S
40
S
15
SSE
25
NE
30
NE
30
NE
30
NE
15
N
15
N
5
E
25
NNE
25
NNE
20
NNE
15
N
15
WNW
15
WSW
20
WSW
15
SSW
Wind State
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross-on
cross-on
cross-off
cross-on
cross-on
cross
cross-on
on
cross-on
cross
cross-off
High Tide
12:05PM0.22m
00:33AM0.28m
1:01PM0.23m
1:28AM0.29m
1:51PM0.24m
Low Tide
5:27PM0.05m
6:55AM0.06m
6:38PM0.06m
7:57AM0.07m
7:36PM0.07m
clear
clear
cloud
part cloud
cloud
cloud
light rain
rain showers
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:41
4:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:04
10:01
10:00
 mm
1
1
Temp °C
17
17
17
17
17
18
15
14
17
19
20
20
17
15
13
12
15
16
17
17
17
Feels °C
14
13
12
11
11
17
11
8
11
13
16
15
15
10
7
7
10
11
13
13
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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