Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 7 am 27 Sep 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
15.2°C
1.8° 

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


Time (CEST) & DateWave HeightWave Period
Morning (27 Sep)3.5ft (1.1m)5s
Afternoon (27 Sep)--
Evening (27 Sep)0.5ft (0.1m)6s

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


Short Range Forecast

Moderate rain (total 10mm), heaviest on Tue night. Very mild (max 16°C on Sun night, min 13°C on Sun morning). Winds decreasing (strong winds from the S on Sun night, calm by Tue afternoon).

Sunday
27
Monday
28
Tuesday
29
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)
1.4
SW
6
1.1
SW
5
0.9
SW
5
0.8
SSW
4
0.8
SSW
4
0.1
SW
6
0.4
SW
5
0.1
W
6
1.8
S
7
1.8
S
7
1.4
S
7
1.3
S
6
0.4
SW
6
0.4
SW
5
0.4
SW
5
0.4
SW
5
0.3
SW
5
0.4
SW
6
0.4
SW
6
0.3
SW
6
0.3
SW
6
0.3
SW
6
0.4
NNE
3
Wave Graph
Metric surfscale
Energy kJ
119
68
0
0
0
2
7
1
0
0
0
0
12
9
10
8
4
14
14
6
6
5
2
Wind (km/h)
35
WSW
30
SW
25
SW
30
SSW
25
S
25
SSE
30
SE
40
SSE
45
S
40
S
35
S
35
S
35
S
20
S
20
S
15
S
10
SE
10
ENE
15
ENE
5
ENE
10
E
10
E
15
ENE
Wind State
cross
cross
cross
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
glassy
cross-off
cross-off
cross-off
High Tide
5:29AM0.23m
5:59PM0.26m
6:09AM0.22m
6:56PM0.25m
7:06AM0.21m
8:08PM0.25m
Low Tide
11:02AM0.00m
11:34PM0.03m
11:45AM0.01m
00:20AM0.04m
12:35PM0.02m
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
cloud
light rain
cloud
light rain
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:09
—
—
—
—
—
—
—
7:11
—
—
—
—
—
—
—
7:13
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
7:01
—
—
—
—
—
—
—
6:59
—
—
—
—
—
—
—
6:57
—
—
 mm
—
—
—
—
—
—
—
—
—
—
1
—
1
—
—
—
—
—
—
—
—
—
3
Temp °C
13
13
13
13
14
14
14
15
16
15
15
14
14
14
14
14
14
13
13
14
15
14
14
Feels °C
6
7
9
8
9
9
8
7
8
8
10
8
9
11
11
12
13
11
11
13
12
11
12
  • 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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