Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 7 am 06 Oct 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
14.7°C
2.1° 

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 (06 Oct):

  • Morning surf: Morning surf (06 Oct, local time) - 5.5ft (1.7m), 6s period with SW swell.
  • Afternoon surf: Afternoon surf (06 Oct, local time) - 5ft (1.5m), 6s period with SW swell.
  • Evening surf: Evening surf (06 Oct, local time) - 4.5ft (1.3m), 6s period with WSW swell.

The current surf forecast for Valnäs - Nord Koster at 12PM is: 1.6m 6s primary swell from a Southwest direction (forecast issued at 07:00am October 06). The wind direction is predicted to be cross-onshore.

Time (CEST) & DateWave HeightWave Period
Morning (06 Oct)5.5ft (1.7m)6s
Afternoon (06 Oct)5ft (1.5m)6s
Evening (06 Oct)4.5ft (1.3m)6s

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


Short Range Forecast

Heavy rain (total 41mm), heaviest during Wed night. Very mild (max 14°C on Tue afternoon, min 6°C on Thu morning). Winds increasing (calm on Wed morning, gales from the NNW by Thu night).

Tuesday
6
Wednesday
7
Thursday
8
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)
1.9
SW
7
1.8
SW
6
1.6
SW
6
1.5
SW
6
1.4
SW
6
1.3
WSW
6
1.2
SW
6
1.3
WSW
6
0.8
SW
6
0.7
SW
6
0.6
SW
6
0.4
SW
5
0.4
SW
5
0.3
SW
5
0.1
SW
5
0.4
NE
2
0.6
NE
3
0.8
NNE
4
1.2
N
4
1.3
N
5
1.4
NNW
5
1.4
NNW
5
1.6
NNW
5
Wave Graph
Metric surfscale
Energy kJ
322
253
188
164
131
108
105
131
51
32
19
10
0
4
1
1
6
18
58
81
100
100
118
Wind (km/h)
45
W
45
W
45
W
40
W
40
W
40
W
30
W
20
W
15
W
5
WNW
5
W
5
SW
10
SSW
10
W
25
NNE
35
NNE
45
NNE
45
NNE
50
N
50
N
55
NNW
60
N
65
NNW
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
cross
cross-off
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
2:06AM0.32m
2:20PM0.31m
2:50AM0.31m
3:04PM0.32m
3:33AM0.30m
3:47PM0.31m
Low Tide
7:44AM0.03m
8:08PM-0.01m
8:27AM0.01m
8:54PM-0.02m
9:09AM-0.01m
9:37PM-0.03m
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
cloud
light rain
mod rain
mod rain
mod rain
light rain
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:30
—
—
—
—
—
—
—
7:31
—
—
—
—
—
—
—
7:35
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:36
—
—
—
—
—
—
—
6:32
—
—
—
—
—
—
—
6:30
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
5
6
9
9
4
3
2
2
1
Temp °C
13
13
12
13
14
13
12
12
12
11
11
11
11
11
8
8
7
6
6
6
7
8
9
Feels °C
3
3
2
4
5
4
4
6
8
9
9
9
8
8
2
0
-3
-4
-5
-5
-5
-5
-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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