Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 12 pm 25 Oct 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
12.1°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 Oct):

  • Morning surf: Morning surf (25 Oct, local time) - 2.5ft (0.8m), 10s period with SW swell.
  • Afternoon surf: Afternoon surf (25 Oct, local time) - 3.5ft (1.0m), 10s period with SW swell.

The current surf forecast for Valnäs - Nord Koster at 5PM is: 1.0m 10s primary swell from a Southwest direction (forecast issued at 12:00pm October 25). An open ocean swell of 2.5m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (CET) & DateWave HeightWave Period
Morning (25 Oct)2.5ft (0.8m)10s
Afternoon (25 Oct)3.5ft (1.0m)10s
Evening (25 Oct)--

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


Short Range Forecast

Heavy rain (total 31mm), heaviest during Sun morning. Very mild (max 12°C on Mon afternoon, min 9°C on Sun morning). Winds decreasing (gales from the SSE on Sun morning, moderate winds from the WNW by Mon morning).

Sun
25
Monday
26
Tuesday
27
9 AM
12 PM
3 PM
6 PM
9 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 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)
0.8
SW
10
1.4
SW
10
1
SW
10
3
SSW
8
3
SSW
8
3
SW
9
3
SW
9
3
SW
8
3.5
WSW
10
2.1
SW
8
2.2
SW
7
2.2
SW
7
2.5
SW
7
2.1
SW
7
0.4
SW
8
1.6
SSW
6
1.9
SSW
6
2.3
SSW
7
2.5
SSW
7
2.5
S
7
3
SSW
8
Wave Graph
Metric surfscale
Energy kJ
129
396
188
0
0
0
0
1190
1939
582
493
507
610
410
18
0
0
0
0
0
0
Wind (km/h)
60
SSE
45
S
55
SSE
50
S
50
SSW
55
SW
35
SSW
40
SW
25
WNW
30
W
50
W
50
WSW
45
WSW
40
SW
35
SSW
40
S
45
S
40
S
50
S
50
S
55
S
Wind State
off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
3:44PM0.27m
3:57AM0.24m
4:33PM0.27m
4:44AM0.24m
5:33PM0.27m
Low Tide
8:51AM0.00m
9:25PM0.02m
9:36AM0.00m
10:10PM0.03m
10:25AM0.01m
mod rain
light rain
light rain
light rain
light rain
light rain
light rain
thunderstorm
clear
clear
clear
clear
clear
clear
cloud
light rain
light rain
light rain
light rain
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:15
—
—
—
—
—
—
7:16
—
—
—
—
—
—
—
7:20
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
3:44
—
—
—
—
—
—
—
—
4:40
—
—
—
—
—
—
—
4:37
—
—
 mm
9
2
2
2
2
2
1
1
—
—
—
—
—
—
—
2
2
1
1
—
2
Temp °C
9
11
11
11
10
10
11
11
11
11
12
11
10
11
11
11
10
11
12
12
12
Feels °C
-4
2
0
1
-1
-1
4
3
6
5
1
0
0
2
4
3
1
3
3
2
2
  • 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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