Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 1 am 09 Jul 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
18.1° 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 (09 Jul):

  • Morning surf: Morning surf (09 Jul, local time) - 1ft (0.3m), 6s period with SW swell.
  • Afternoon surf: Afternoon surf (09 Jul, local time) - 1ft (0.3m), 5s period with SW swell.
  • Evening surf: Evening surf (09 Jul, local time) - 0.5ft (0.1m), 5s period with SW swell.

The current surf forecast for Valnäs - Nord Koster at 7AM is: 0.3m 6s primary swell from a Southwest direction and 0.1m 8s secondary swell from a West direction (forecast issued at 01:00am July 09). The wind direction is predicted to be cross-shore.

Time (CEST) & DateWave HeightWave Period
Morning (09 Jul)1ft (0.3m)6s
Afternoon (09 Jul)1ft (0.3m)5s
Evening (09 Jul)0.5ft (0.1m)5s

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


Short Range Forecast

Mostly dry. Warm (max 24°C on Fri afternoon, min 15°C on Thu morning). Winds increasing (light winds from the NW on Thu night, fresh winds from the NNE by Sat night).

Thursday
9
Friday
10
Saturday
11
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
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
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
SW
4
0.3
SW
6
0.3
SW
6
0.3
SW
5
0.3
SW
5
0.3
SW
5
0.1
SW
5
0.1
SW
5
0.1
SW
5
0.1
SW
4
0.1
SW
4
0.1
W
7
0.1
W
7
0.1
SW
5
0.1
SW
4
0.1
SW
4
0.1
SW
4
0.1
SW
4
0.3
SW
3
0.4
SW
3
0.3
SSW
3
0.4
SSW
3
0.3
SSW
3
0.3
SW
3
Wave Graph
Metric surfscale
Energy kJ
3
6
5
5
4
4
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
3
Wind (km/h)
10
E
15
ENE
10
NE
10
WNW
15
W
10
WSW
10
WSW
5
NW
10
N
10
NNE
10
NE
10
NW
20
WNW
20
W
10
S
5
S
15
SSE
15
S
20
S
15
SSW
15
SSW
15
S
20
N
30
NNE
Wind State
cross-off
cross-off
cross
on
cross-on
cross
cross-on
on
cross-on
cross
cross
on
cross-on
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
High Tide
1:16AM0.26m
1:33PM0.21m
2:04AM0.28m
2:18PM0.23m
2:50AM0.30m
3:04PM0.26m
Low Tide
6:32AM0.07m
6:34PM0.04m
7:29AM0.06m
7:34PM0.03m
8:22AM0.05m
8:31PM0.02m
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:18
4:20
4:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:22
10:21
10:20
 mm
Temp °C
16
15
15
15
16
17
18
18
18
17
17
22
22
24
23
22
21
21
20
20
20
20
21
17
Feels °C
13
12
12
12
13
14
15
16
16
15
15
19
17
20
20
20
18
18
17
17
17
17
18
13
  • 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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