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Crab Island Surf Forecast
/ Wales – Gower (29 surf breaks) /
Surf Forecasts:
Crab Island surfForecast / Wales – Gower / UK
48hr Weather and Surf, issued 12 pm Monday 25 May 2026 BSTForecast update in hr min s Forecast update imminent
Crab Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Crab Island sea temperature is
13.7° C
(Which is 1.9°C warmer than normal for this time of year)How big are the waves at Crab Island today?
The current surf forecast for Crab Island at 9PM is: 0.5m 8s primary swell from a West direction and 0.2m 13s secondary swell from a West direction, 0.2m 2s secondary swell from a South-southeast direction (forecast issued at 12:00pm May 25). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 2.5ft (0.7m) | 9s |
| Afternoon (25 May) | 2ft (0.6m) | 9s |
| Evening (25 May) | 1.5ft (0.5m) | 8s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Wed night. Warm (max 27°C on Tue afternoon, min 15°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 25 | Tuesday 26 | Wednesday 27 | Thu 28 | |||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 9 | WSW 9 | W 9 | W 8 | W 8 | W 8 | W 10 | WSW 8 | WSW 8 | WSW 12 | W 12 | W 12 | W 12 | W 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | |
62 | 61 | 54 | 50 | 31 | 31 | 48 | 20 | 21 | 29 | 73 | 71 | 69 | 65 | 41 | 40 | 39 | 37 | 35 | 33 | 19 | 19 | 19 | 18 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | glassy | glassy | cross-off | cross | cross | cross | cross | cross | cross | cross-on | cross | cross | cross | cross-on | |
High Tide | 2:45PM7.65m | 3:11AM7.95m | 3:49PM7.86m | 4:11AM8.13m | 4:43PM8.13m | 5:02AM8.31m | ||||||||||||||||||
Low Tide | 8:33AM2.58m | 8:57PM2.68m | 9:35AM2.44m | 9:56PM2.46m | 10:29AM2.26m | 10:47PM2.23m | ||||||||||||||||||
 | | | |  | | | | | | | | | | | | | | | |  |  | |  | |
 | 5:11 | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:07 | — |
 | — | — | — | 9:15 | — | — | — | — | — | — | — | 9:15 | — | — | — | — | — | — | — | 9:16 | — | — | — | 9:17 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | |
Temp °C | 24 | 24 | 26 | 26 | 25 | 23 | 22 | 21 | 23 | 25 | 26 | 27 | 25 | 23 | 22 | 20 | 19 | 20 | 24 | 25 | 21 | 18 | 15 | 15 |
21 | 22 | 26 | 27 | 25 | 22 | 21 | 21 | 23 | 26 | 28 | 30 | 27 | 24 | 22 | 20 | 16 | 17 | 22 | 24 | 18 | 15 | 12 | 13 | |
Swell 1 Height (m) Direction Period (s) | WSW 9 | WSW 9 | W 9 | W 8 | W 8 | W 8 | W 10 | WSW 8 | WSW 8 | WSW 8 | W 12 | W 12 | W 12 | W 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 |
 kJ | 62 | 61 | 54 | 50 | 31 | 31 | 48 | 20 | 21 | 21 | 73 | 71 | 69 | 65 | 41 | 40 | 39 | 37 | 35 | 33 | 19 | 19 | 19 | 18 |
Swell 2 Height (m) Direction Period (s) | WSW 14 | WSW 13 | WSW 13 | WSW 13 | W 13 | WSW 13 | W 13 | W 10 | W 13 | WSW 12 | — | W 19 | W 19 | — | — | — | — | W 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 |
| kJ | 37 | 35 | 35 | 17 | 14 | 16 | 14 | 8 | 12 | 29 | — | 7 | 7 | — | — | — | — | 6 | 12 | 12 | 12 | 12 | 12 | 11 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | W 13 | W 10 | — | — | — | — | — | — | — | — | — | W 18 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 14 | 8 | — | — | — | — | — | — | — | — | — | 6 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SE 2 | SE 2 | SE 2 | — | — | — | — | — | — | — | — | — | — | — | E 2 | E 3 | E 4 | ESE 4 | SE 4 | SE 3 | SE 3 | ESE 3 | ESE 3 |
| kJ | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | 1 | 5 | 12 | 14 | 8 | 4 | 4 | 5 | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 13 | 39 | 45 | 18 | 16 | 16 | 16 | 16 | 16 | 16 | 0 | 0 | 0 | 7 | 14 | 19 | 20 | 20 | 20 | 48 | 20 | 51 | 72 | 51 |
Best forecast wave conditions in Wales - Gower | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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