Surf Forecasts:
How big are the waves at Crab Island today (21 Jun):
- Morning surf: Morning surf (21 Jun, local time) - 1.5ft (0.5m), 7s period with WSW swell.
- Afternoon surf: Afternoon surf (21 Jun, local time) - 1.5ft (0.4m), 7s period with WSW swell.
- Evening surf: Evening surf (21 Jun, local time) - 1.5ft (0.4m), 7s period with WSW swell.
The current surf forecast for Crab Island at 6PM is: 0.4m 7s primary swell from a West-southwest direction and 0.2m 7s secondary swell from a West direction (forecast issued at 12:00pm June 21). The wind direction is predicted to be glassy.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jun) | 1.5ft (0.5m) | 7s |
| Afternoon (21 Jun) | 1.5ft (0.4m) | 7s |
| Evening (21 Jun) | 1.5ft (0.4m) | 7s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 28°C on Mon afternoon, min 16°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||||||
Sun 21 | Monday 22 | Tuesday 23 | Wed 24 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | SW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 21 | 20 | 20 | 19 | 19 | 19 | 12 | 9 | 9 | 9 | 5 | 5 | 5 | 4 | 4 | 5 | 10 | 10 | 9 | 8 | 16 | 16 | 15 | 14 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | glassy | glassy | off | cross-off | cross-off | cross-off | cross-on | cross-on | cross | cross-off | cross | cross | cross | cross | cross-on | cross-on | glassy | cross-off | cross-off | cross-off | cross | cross |
High Tide | 12:01PM8.18m | 00:22AM8.30m | 12:54PM7.83m | 1:17AM7.95m | 1:52PM7.59m | 2:16AM7.73m | ||||||||||||||||||
Low Tide | 6:04PM2.28m | 6:41AM2.33m | 6:59PM2.58m | 7:37AM2.61m | 7:59PM2.77m | |||||||||||||||||||
 |  | | |  |  | |  | | | | | | | | | | | | | | | | | |
 | 4:58 | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:58 | — |
 | — | — | — | 9:37 | — | — | — | — | — | — | — | 9:37 | — | — | — | — | — | — | — | 9:37 | — | — | — | 9:37 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 18 | 20 | 21 | 22 | 22 | 21 | 19 | 22 | 24 | 27 | 28 | 26 | 24 | 22 | 21 | 23 | 25 | 27 | 27 | 26 | 24 | 23 | 23 |
Feels °C | 16 | 18 | 21 | 22 | 22 | 22 | 21 | 19 | 22 | 22 | 27 | 29 | 27 | 23 | 23 | 21 | 24 | 27 | 30 | 30 | 29 | 27 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | SW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 8 |
| kJ | 21 | 20 | 20 | 19 | 19 | 19 | 12 | 9 | 9 | 9 | 5 | 5 | 5 | 4 | 4 | 4 | 10 | 10 | 9 | 8 | 16 | 16 | 15 | 14 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 7 | W 7 | W 7 | W 7 | W 7 | W 8 | W 7 | W 8 | SW 7 | — | W 12 | W 12 | W 12 | W 11 | SW 11 | WSW 6 | SW 7 | SW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | NW 4 |
| kJ | 5 | 1 | 4 | 4 | 4 | 4 | 1 | 1 | 5 | 2 | — | 3 | 3 | 3 | 2 | 5 | 4 | 2 | 2 | 5 | 5 | 5 | 5 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | W 9 | — | — | W 7 | W 8 | — | — | W 11 | W 8 | W 12 | W 11 | W 7 | W 8 | W 8 | — | — | — | — | — | — | — |
| kJ | — | — | — | 1 | — | — | 1 | 1 | — | — | 3 | 1 | 3 | 2 | 1 | 1 | 1 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | ESE 3 | ESE 3 | ESE 3 | — | ESE 2 | E 3 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 1 | 3 | 1 | — | 1 | 1 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 15 | 190 | 376 | 402 | 435 | 402 | 402 | 402 | 438 | 448 | 450 | 438 | 469 | 438 | 275 | 120 | 450 | 206 | 414 | 789 | 190 | 190 | 376 | 763 |
Best forecast wave conditions in Wales - Gower | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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