Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 7 am 31 Jul 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
17.5° C
0.1° 

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 (31 Jul)6ft (1.8m)6s
Afternoon (31 Jul)6ft (1.8m)6s
Evening (31 Jul)7ft (2.1m)7s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Sat night. Very mild (max 19°C on Sun night, min 14°C on Sat night). Winds decreasing (strong winds from the SW on Fri night, moderate winds from the W by Sun night).

Friday
31
Saturday
1
Sunday
2
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)
1.8
SW
6
1.8
SW
6
1.8
SW
6
1.6
SW
6
2
SW
6
2.2
SW
7
1.8
SW
7
1.5
SW
7
1.3
SW
6
1.1
SW
6
1.1
SW
6
1.6
SW
6
1.8
SW
6
1.7
SW
6
1.8
SW
6
1.8
SW
6
1.8
SW
6
1.7
SW
6
1.6
SW
6
1.6
SW
6
2.1
SW
6
1.7
SW
7
1.5
SW
7
Wave Graph
Metric surfscale
Energy kJ
228
271
236
0
0
466
309
195
118
87
84
0
248
0
255
236
256
219
178
193
352
263
200
Wind (km/h)
45
WSW
45
WSW
40
WSW
40
SW
50
SW
50
SW
30
WSW
40
WSW
35
WSW
35
WSW
35
WSW
45
SW
50
SW
50
SW
45
WSW
45
WSW
45
WSW
50
WSW
40
WSW
45
SW
50
SW
35
WSW
40
WSW
Wind State
cross
cross
cross
cross
cross-off
cross
cross-on
cross
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross
cross
cross
cross
cross-on
High Tide
6:59AM0.25m
7:23PM0.25m
7:45AM0.22m
8:15PM0.24m
8:37AM0.20m
9:12PM0.23m
Low Tide
12:12PM0.05m
00:37AM0.05m
12:49PM0.05m
1:20AM0.06m
1:29PM0.04m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
rain showers
clear
clear
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:00
5:01
5:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:43
9:39
9:37
 mm
1
1
Temp °C
15
15
15
16
16
16
18
16
15
15
15
16
16
16
17
15
14
14
15
17
16
19
17
Feels °C
6
6
7
9
7
7
11
8
7
8
7
7
7
7
9
6
5
4
6
8
7
11
9
  • 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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