Cable Bay (Porth Trecastell) Surf Break

Lat Long: 53.22° N 4.51° W

Cable Bay (Porth Trecastell) 48 hour detailed Surf Forecast

Issued: 6 pm 07 Jul 2026 (local time)

Forecast update in  hr  min

Today's Cable Bay (Porth Trecastell) sea temperature is
15.7° C
1.3° 

Cable Bay (Porth Trecastell) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Cable Bay (Porth Trecastell) today (08 Jul):

    The current surf forecast for Cable Bay (Porth Trecastell) at 1AM is: 0.1m 12s primary swell from a South direction and 0.2m 3s secondary swell from a South-southwest direction (forecast issued at 06:00pm July 07). The wind direction is predicted to be cross-onshore.


    Short Range Forecast

    Mostly dry. Warm (max 23°C on Fri morning, min 15°C on Wed night). Wind will be generally light.

    Tue
    7
    Wednesday
    8
    Thursday
    9
    Fri
    10
    4 PM
    7 PM
    10 PM
    1 AM
    4 AM
    7 AM
    10 AM
    1 PM
    4 PM
    7 PM
    10 PM
    1 AM
    4 AM
    7 AM
    10 AM
    1 PM
    4 PM
    7 PM
    10 PM
    1 AM
    4 AM
    7 AM
    10 AM
    1 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)
    0.4
    NW
    4
    0.1
    S
    12
    0.1
    S
    12
    0.1
    S
    12
    0.1
    S
    12
    0.2
    SSW
    3
    0.1
    S
    11
    0.1
    S
    11
    0.1
    S
    11
    0.3
    NW
    3
    0.2
    WNW
    3
    0.1
    SW
    4
    0.3
    N
    2
    Wave Graph
    Metric surfscale
    Energy kJ
    4
    3
    3
    3
    3
    1
    0
    0
    0
    0
    0
    0
    0
    3
    3
    3
    2
    1
    1
    0
    0
    0
    0
    0
    Wind (km/h)
    15
    SSW
    15
    SSW
    15
    SSW
    10
    S
    10
    SSW
    10
    SSW
    5
    WSW
    10
    WSW
    10
    WSW
    10
    SSW
    10
    S
    10
    S
    5
    SSW
    5
    WNW
    10
    WNW
    10
    NW
    10
    NW
    10
    NNW
    10
    NE
    15
    NE
    15
    NNE
    15
    NE
    15
    NNE
    15
    NNE
    Wind State
    on
    on
    cross-on
    cross-on
    on
    on
    on
    cross-on
    cross-on
    on
    cross-on
    cross-on
    on
    cross
    cross
    cross
    cross
    cross-off
    off
    off
    off
    off
    off
    cross-off
    High Tide
    2:59PM3.16m
    3:15AM3.47m
    4:00PM3.13m
    4:19AM3.39m
    5:08PM3.17m
    5:31AM3.38m
    Low Tide
    9:42PM1.13m
    10:22AM0.89m
    10:42PM1.21m
    11:26AM0.95m
    11:55PM1.20m
    12:38PM0.92m
    clear
    clear
    clear
    clear
    clear
    clear
    clear
    part cloud
    part cloud
    clear
    clear
    clear
    clear
    clear
    clear
    part cloud
    clear
    clear
    clear
    clear
    clear
    clear
    clear
    clear
    <span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
    5:00
    5:01
    5:01
    <span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
    9:45
    9:44
    9:43
    9:43
     mm
    Temp °C
    17
    18
    18
    18
    17
    16
    17
    19
    20
    20
    19
    18
    16
    15
    17
    18
    20
    21
    19
    19
    19
    18
    21
    23
    Feels °C
    15
    16
    16
    16
    16
    16
    17
    19
    20
    20
    19
    17
    16
    15
    17
    17
    19
    20
    18
    17
    17
    16
    20
    22
    • 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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