Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 7 am 18 Oct 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
12.7°C
1.5° 

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

Short Range Forecast

Light rain (total 2mm), mostly falling on Tue night. Very mild (max 11°C on Tue night, min 6°C on Mon night). Winds increasing (calm on Sun night, fresh winds from the E by Tue night).

Sunday
18
Monday
19
Tuesday
20
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
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
0
0
0
0
Swell
Height Map
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
S
2
0.3
S
3
0.3
S
3
—
0.2
SSE
2
0.2
SSE
2
0.2
SSE
3
0.2
S
3
0.4
ENE
3
0.4
ENE
3
0.5
E
3
0.7
SE
4
Wave Graph
Metric surfscale
Energy kJ
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Wind (km/h)
10
NE
10
NNE
10
NNE
10
N
5
N
5
ESE
10
SE
10
SSE
15
SSE
15
SSE
15
SSE
15
S
15
S
15
SSE
10
ESE
15
ESE
15
ESE
20
E
25
ENE
30
ENE
30
ENE
35
E
35
E
Wind State
cross
cross
cross-on
cross-on
glassy
glassy
off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
12:19PM0.27m
00:53AM0.29m
1:02PM0.28m
1:33AM0.28m
1:42PM0.28m
Low Tide
6:40AM0.14m
6:27PM0.10m
7:04AM0.12m
7:08PM0.08m
7:21AM0.10m
7:38PM0.06m
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:58
—
—
—
—
—
—
—
—
8:00
—
—
—
—
—
—
—
8:03
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:01
—
—
—
—
—
—
—
6:00
—
—
—
—
—
—
—
5:57
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
1
Temp °C
9
9
8
9
10
10
9
9
8
7
7
8
8
8
7
7
6
6
6
8
8
8
10
Feels °C
5
5
4
5
7
8
6
6
4
2
3
4
4
4
3
3
2
1
0
1
1
1
3
  • 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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