Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 12 pm 26 Oct 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
11.9°C
1.4° 

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 (26 Oct):

  • Morning surf: Morning surf (26 Oct, local time) - 10ft (3.0m), 8s period with SW swell.
  • Afternoon surf: Afternoon surf (26 Oct, local time) - 8ft (2.5m), 8s period with SW swell.
  • Evening surf: Evening surf (26 Oct, local time) - 8ft (2.4m), 7s period with SW swell.

The current surf forecast for Valnäs - Nord Koster at 6PM is: 2.5m 8s primary swell from a Southwest direction (forecast issued at 12:00pm October 26). The wind direction is predicted to be cross-onshore.

Time (CET) & DateWave HeightWave Period
Morning (26 Oct)10ft (3.0m)8s
Afternoon (26 Oct)8ft (2.5m)8s
Evening (26 Oct)8ft (2.4m)7s

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


Short Range Forecast

Moderate rain (total 12mm), heaviest on Tue afternoon. Very mild (max 13°C on Mon morning, min 10°C on Mon night). Winds decreasing (near gales from the WSW on Mon morning, fresh winds from the SW by Tue night).

Mon
26
Tuesday
27
Wednesday
28
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
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)
3
SW
8
2.5
SW
8
2.5
SW
8
2.5
SW
8
2.4
SW
7
1.8
SW
7
0.2
WSW
8
2
SSW
6
2.4
SSW
7
2.5
SSW
7
3
S
7
3
SSW
8
2.3
SSW
8
1.9
SSW
7
1.6
SW
9
1.4
SW
9
1.5
SW
6
0.5
SW
8
1.4
SW
5
1.7
SW
6
2.1
SW
7
Wave Graph
Metric surfscale
Energy kJ
1055
769
736
717
590
298
7
0
0
0
0
0
0
0
384
311
0
33
0
0
374
Wind (km/h)
50
WSW
55
WSW
55
WSW
50
WSW
45
WSW
30
SSW
40
S
50
S
45
S
45
S
55
S
55
SSW
30
SW
35
SW
35
WSW
35
WSW
35
WSW
30
SW
35
SSW
35
SSW
35
SW
Wind State
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
High Tide
4:33PM0.27m
4:44AM0.24m
5:33PM0.27m
5:49AM0.24m
6:45PM0.27m
Low Tide
9:36AM0.00m
10:10PM0.03m
10:25AM0.01m
11:00PM0.05m
11:19AM0.02m
clear
clear
clear
clear
clear
cloud
light rain
light rain
light rain
cloud
cloud
light rain
light rain
cloud
clear
clear
clear
clear
cloud
cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:16
—
—
—
—
—
—
7:20
—
—
—
—
—
—
—
7:22
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
4:40
—
—
—
—
—
—
—
4:37
—
—
—
—
—
—
—
4:36
—
—
 mm
—
—
—
—
—
—
2
2
2
—
—
3
1
—
—
—
—
—
—
—
1
Temp °C
12
13
12
11
10
11
10
10
11
12
12
13
12
11
11
10
10
11
11
11
11
Feels °C
1
2
1
0
0
4
2
0
2
3
2
3
6
3
3
3
2
5
4
4
4
  • 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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