Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 7 am 21 Oct 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
11.5°C
0.5° 

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

Short Range Forecast

Heavy rain (total 36mm), heaviest during Thu morning. Very mild (max 12°C on Wed afternoon, min 8°C on Fri night). Winds decreasing (strong winds from the E on Wed morning, light winds from the SSW by Thu night).

Wednesday
21
Thursday
22
Friday
23
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
1
2
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)
0.7
NE
3
0.7
E
3
0.4
SSE
5
0.7
SE
5
0.8
S
6
0.7
S
5
0.6
S
5
0.1
SW
7
0.3
SW
7
0.3
SW
7
1
S
6
0.3
SW
6
0.2
WSW
8
1
SW
6
1.1
SW
9
1.3
SW
10
1.3
SW
10
1.1
SW
9
0.8
SW
9
0.7
SW
8
0.6
SW
8
0.6
SW
7
0.4
SW
7
Wave Graph
Metric surfscale
Energy kJ
0
0
0
0
0
0
0
2
8
8
0
6
7
65
197
320
287
208
109
68
51
34
19
Wind (km/h)
40
ENE
40
E
30
E
20
SE
20
SSE
20
ESE
20
E
30
ESE
35
ESE
35
ESE
30
SE
25
SSW
30
S
25
S
20
S
20
SSW
15
SSW
20
S
20
SSE
15
SSE
15
SE
20
SE
20
ESE
Wind State
cross-off
cross-off
cross-off
off
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
cross-off
off
off
off
cross-off
High Tide
2:10AM0.27m
2:19PM0.28m
2:44AM0.26m
2:54PM0.28m
3:16AM0.24m
3:28PM0.28m
Low Tide
7:40AM0.08m
8:06PM0.05m
8:04AM0.05m
8:35PM0.03m
8:35AM0.03m
9:08PM0.02m
light rain
light rain
light rain
rain showers
part cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
rain showers
rain showers
clear
clear
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
8:04
—
—
—
—
—
—
—
8:07
—
—
—
—
—
—
—
8:10
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
5:53
—
—
—
—
—
—
—
5:52
—
—
—
—
—
—
—
5:49
—
—
 mm
1
2
3
1
—
—
4
4
1
1
5
5
1
1
1
1
2
1
1
—
—
—
—
Temp °C
8
10
11
12
12
11
11
12
12
12
12
11
12
12
12
11
11
10
10
10
11
9
9
Feels °C
0
2
5
8
8
7
7
7
6
6
7
6
6
6
7
6
7
5
5
6
7
4
5
  • 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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