Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 7 pm 24 Jul 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
18.7° C
1.5° 

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


How big are the waves at Valnäs - Nord Koster today (25 Jul):

  • Afternoon surf: Afternoon surf (25 Jul, local time) - 3.5ft (1.0m), 6s period with SW swell.
  • Evening surf: Evening surf (25 Jul, local time) - 6.5ft (2.0m), 7s period with SW swell.

The current surf forecast for Valnäs - Nord Koster at 12AM is: 1.8m 7s primary swell from a Southwest direction (forecast issued at 07:00pm July 24). The wind direction is predicted to be cross-onshore.

Time (CEST) & DateWave HeightWave Period
Morning (25 Jul)--
Afternoon (25 Jul)3.5ft (1.0m)6s
Evening (25 Jul)6.5ft (2.0m)7s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Sat night. Very mild (max 19°C on Mon afternoon, min 15°C on Sat night). Winds decreasing (near gales from the WSW on Sat night, moderate winds from the W by Mon morning).

Fri
24
Saturday
25
Sunday
26
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.5
SW
6
2.1
SW
7
1.8
SW
7
1.6
SW
6
1.6
SW
7
1.5
SW
7
1.6
SW
6
1.8
SW
6
1.9
SSW
6
2.2
SW
7
2.3
SW
7
2.2
SW
7
2.1
SW
7
1.9
SW
7
1.6
SW
7
1.6
SW
6
1.7
SW
6
1.8
SW
7
1.7
SW
7
Wave Graph
Metric surfscale
Energy kJ
156
404
317
220
233
195
193
231
0
0
494
449
385
325
208
200
219
292
277
Wind (km/h)
45
WSW
45
SW
35
WSW
40
WSW
35
WSW
35
WSW
40
WSW
45
SSW
45
SSW
45
SW
50
WSW
55
WSW
50
W
50
W
40
WSW
45
WSW
50
SW
40
SW
35
WSW
Wind State
cross
cross
cross
cross
cross
cross-on
cross
cross-off
cross-off
cross
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
High Tide
2:35PM0.26m
3:02AM0.31m
3:16PM0.27m
3:43AM0.32m
3:55PM0.28m
Low Tide
8:22PM0.07m
9:15AM0.09m
9:00PM0.07m
9:43AM0.09m
9:34PM0.07m
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
light rain
light rain
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:47
4:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:58
9:55
9:53
 mm
1
1
3
1
Temp °C
19
18
18
17
16
17
16
16
16
16
16
15
15
15
16
17
17
18
17
Feels °C
11
10
12
10
10
11
9
8
8
8
7
4
4
5
7
8
8
10
10
  • 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
How to use the Wavefinder 

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