Valnäs - Nord Koster Surf Break

Lat Long: 58.91° N 10.99° E

Valnäs - Nord Koster 48 hour detailed Surf Forecast

Issued: 7 pm 14 Oct 2026 (local time)

Forecast update in  hr  min

Today's Valnäs - Nord Koster sea temperature is
12.9°C
1.2° 

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 (15 Oct):

    The current surf forecast for Valnäs - Nord Koster at 2AM is: 1.6m 6s primary swell from a Southwest direction (forecast issued at 07:00pm October 14). The wind direction is predicted to be cross-shore.


    Short Range Forecast

    Light rain (total 8mm), mostly falling on Fri morning. Very mild (max 14°C on Thu afternoon, min 8°C on Sat morning). Winds decreasing (strong winds from the SSW on Thu morning, calm by Fri afternoon).

    Wed
    14
    Thursday
    15
    Friday
    16
    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
    Swell
    Height Map
    Height Map
    Height Map
    Height Map
    Height Map
    Height Map
    Height Map
    Height Map
    Wave
    Height (m)
    Direction
    Period (s)
    1.5
    WSW
    8
    1.2
    SW
    5
    1.8
    SW
    6
    1.6
    SW
    6
    1.4
    SW
    6
    1.6
    SW
    6
    2
    SSW
    6
    2.1
    SSW
    7
    2.1
    SW
    7
    2.3
    SW
    7
    2.4
    SW
    7
    2.1
    SW
    7
    2
    SW
    7
    1.7
    SW
    7
    1.2
    SW
    6
    0.8
    SW
    7
    0.7
    SW
    7
    0.6
    SW
    7
    0.4
    SW
    7
    Wave Graph
    Metric surfscale
    Energy kJ
    280
    82
    209
    193
    0
    0
    0
    0
    0
    0
    0
    0
    0
    248
    120
    77
    54
    34
    17
    Wind (km/h)
    20
    WSW
    35
    WSW
    40
    WSW
    40
    SW
    40
    SSW
    40
    SSW
    45
    SSW
    45
    SSW
    40
    SSW
    40
    SSW
    45
    SW
    40
    SW
    30
    SW
    25
    SW
    20
    WSW
    15
    SW
    0
    S
    5
    N
    15
    N
    Wind State
    cross-on
    cross-on
    cross
    cross
    cross-off
    cross-off
    cross-off
    cross-off
    cross-off
    cross-off
    cross
    cross
    cross
    cross
    cross
    cross
    glassy
    cross-on
    cross-on
    High Tide
    9:14PM0.27m
    9:34AM0.24m
    10:19PM0.27m
    10:36AM0.25m
    Low Tide
    2:15AM0.12m
    2:32PM0.10m
    3:29AM0.14m
    3:46PM0.12m
    clear
    clear
    part cloud
    part cloud
    cloud
    part cloud
    part cloud
    part cloud
    cloud
    part cloud
    cloud
    part cloud
    cloud
    cloud
    light rain
    light rain
    light rain
    cloud
    cloud
    <span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
    —
    —
    —
    —
    7:50
    —
    —
    —
    —
    —
    —
    —
    7:52
    —
    —
    —
    —
    —
    —
    <span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
    6:14
    —
    —
    —
    —
    —
    —
    —
    6:10
    —
    —
    —
    —
    —
    —
    —
    6:07
    —
    —
     mm
    —
    —
    —
    —
    —
    —
    —
    —
    —
    —
    —
    —
    —
    —
    3
    2
    1
    —
    —
    Temp °C
    13
    12
    11
    12
    13
    13
    13
    14
    14
    13
    13
    13
    13
    13
    12
    11
    11
    11
    11
    Feels °C
    8
    4
    3
    5
    6
    5
    5
    6
    7
    6
    5
    6
    8
    9
    8
    8
    10
    9
    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
    How to use the Wavefinder 

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