Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 1 pm 23 Jul 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
19.0° C
1.8° 

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 (23 Jul):

  • Morning surf: Morning surf (23 Jul, local time) - 1.5ft (0.4m), 3s period with NNE swell.
  • Afternoon surf: Afternoon surf (23 Jul, local time) - 0.5ft (0.1m), 5s period with SW swell.

The current surf forecast for Valnäs - Nord Koster at 10PM is: 0.6m 4s primary swell from a Southwest direction (forecast issued at 01:00pm July 23). The wind direction is predicted to be cross-offshore.

Time (CEST) & DateWave HeightWave Period
Morning (23 Jul)1.5ft (0.4m)3s
Afternoon (23 Jul)0.5ft (0.1m)5s
Evening (23 Jul)--

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Sat night. Very mild (max 19°C on Fri afternoon, min 15°C on Sat night). Mainly near gales.

Thu
23
Friday
24
Saturday
25
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
N
3
0.1
SW
5
0.4
SW
3
0.6
SW
4
0.7
SW
4
0.1
W
8
0.1
SW
8
0.2
WSW
8
0.1
SW
8
1.1
SW
6
2.5
SW
7
2.1
SW
7
1.5
SW
6
1.9
SW
7
1.5
SW
7
1.4
SW
7
1.7
SW
6
1.7
SW
6
1.7
SW
6
2.2
SW
7
Wave Graph
Metric surfscale
Energy kJ
1
1
0
3
10
0
1
3
7
3
82
658
444
0
342
212
178
226
0
0
0
Wind (km/h)
15
N
15
W
15
SW
20
SW
25
SSW
30
S
30
S
20
S
15
SW
15
SSW
35
SW
55
WSW
40
SW
35
SW
25
SW
35
SW
45
SW
35
SW
45
SSW
45
SW
45
SW
Wind State
cross-on
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross-off
cross
cross
High Tide
1:51PM0.24m
2:18AM0.30m
2:35PM0.26m
3:02AM0.31m
3:16PM0.27m
Low Tide
7:36PM0.07m
8:41AM0.08m
8:22PM0.07m
9:15AM0.09m
9:00PM0.07m
clear
clear
part cloud
cloud
cloud
cloud
part cloud
clear
cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:45
4:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:00
9:58
9:55
 mm
1
1
2
Temp °C
15
16
17
17
16
16
16
16
17
18
19
18
17
16
16
16
16
16
16
16
16
Feels °C
10
12
13
12
12
11
11
12
15
15
13
8
10
9
11
9
8
10
8
8
8
  • 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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