Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 6 pm 29 Oct 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
11.9°C
1.6° 

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 (29 Oct):

  • Afternoon surf: Afternoon surf (29 Oct, local time) - 4ft (1.2m), 6s period with SW swell.
  • Evening surf: Evening surf (29 Oct, local time) - 3.5ft (1.1m), 6s period with SW swell.

The current surf forecast for Valnäs - Nord Koster at 10PM is: 1.3m 6s primary swell from a West-southwest direction and 1.1m 6s secondary swell from a Southwest direction (forecast issued at 06:00pm October 29). The wind direction is predicted to be cross-onshore.

Time (CET) & DateWave HeightWave Period
Morning (29 Oct)--
Afternoon (29 Oct)4ft (1.2m)6s
Evening (29 Oct)3.5ft (1.1m)6s

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


Short Range Forecast

Mostly dry. Very mild (max 14°C on Thu night, min 9°C on Sat morning). Winds decreasing (fresh winds from the W on Thu afternoon, calm by Fri afternoon).

Thu
29
Friday
30
Saturday
31
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.2
SW
6
1.2
SW
6
1.3
WSW
6
0.8
SW
6
0.8
SW
6
0.6
SW
6
0.6
SW
6
0.4
SW
6
0.4
SW
6
0.3
SW
6
0.3
SW
5
0.3
SW
5
0.1
SW
5
0.1
SW
5
0.1
SW
5
0.1
SW
5
0.1
SW
5
0.1
SW
4
0.1
SW
4
Wave Graph
Metric surfscale
Energy kJ
89
96
116
53
45
29
23
12
0
5
5
4
1
1
1
1
1
1
1
Wind (km/h)
35
W
35
W
20
W
15
WNW
10
NW
15
NNE
15
NNE
5
N
5
N
5
E
5
ESE
10
SE
10
SE
15
SE
15
SE
10
SE
15
ESE
20
ESE
20
SE
Wind State
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross
cross-on
cross-on
glassy
glassy
off
off
off
off
off
off
off
off
High Tide
7:58PM0.28m
8:20AM0.26m
9:06PM0.29m
9:27AM0.28m
Low Tide
00:57AM0.08m
1:26PM0.05m
2:06AM0.08m
2:39PM0.05m
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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—
—
—
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7:26
—
—
—
—
—
—
—
7:28
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
4:32
—
—
—
—
—
—
—
4:30
—
—
—
—
—
—
—
4:28
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
13
13
13
14
14
12
11
12
12
12
12
11
10
10
10
9
10
10
9
Feels °C
5
6
8
10
11
8
7
9
10
10
10
8
7
7
7
6
7
6
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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