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Surf Forecasts:
Crab Island surfForecast / Clare / Ireland
48hr Weather and Surf, issued 6 am Monday 27 Apr 2026 ISTForecast 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
11.0° C
(Which is normal for this time of year)How big are the waves at Crab Island today?
The current surf forecast for Crab Island at 2PM is: 0.4m 8s primary swell from a West-southwest direction and 0.2m 11s secondary swell from a West direction (forecast issued at 06:00am April 27). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Apr) | 1.5ft (0.4m) | 8s |
| Afternoon (27 Apr) | 1.5ft (0.4m) | 8s |
| Evening (27 Apr) | 1.5ft (0.4m) | 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. Very mild (max 16°C on Wed afternoon, min 7°C on Tue night). Winds increasing (calm on Mon morning, fresh winds from the E by Wed night). | ||||||||||||||||||||||||
Monday 27 | Tuesday 28 | Wednesday 29 | Thu 30 | |||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | W 8 | W 16 | W 15 | W 14 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | |
37 | 23 | 23 | 23 | 23 | 23 | 29 | 44 | 110 | 150 | 229 | 340 | 473 | 437 | 439 | 439 | 432 | 418 | 347 | 315 | 568 | 671 | 763 | 725 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | glassy | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | off | cross-off | off | off | off | off | cross-off | cross-off | off | off | off | off | off | off | |
High Tide | 3:37PM3.69m | 3:47AM3.85m | 4:20PM3.90m | 4:32AM3.99m | 4:57PM4.06m | |||||||||||||||||||
Low Tide | 9:24AM0.75m | 9:44PM0.97m | 10:06AM0.58m | 10:25PM0.74m | 10:43AM0.46m | 11:01PM0.57m | ||||||||||||||||||
 |  | | |  | |  | | | | | | | | | | | | | |  | |  | | |
 | 6:13 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | 6:07 |
 | — | — | — | — | — | 8:57 | — | — | — | — | — | — | — | 8:59 | — | — | — | — | — | — | — | 9:00 | — | 9:02 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 10 | 11 | 12 | 13 | 14 | 13 | 11 | 10 | 9 | 10 | 14 | 15 | 13 | 10 | 9 | 9 | 7 | 9 | 14 | 16 | 14 | 13 | 12 |
10 | 9 | 11 | 10 | 10 | 13 | 11 | 7 | 7 | 5 | 7 | 10 | 10 | 8 | 5 | 5 | 4 | 1 | 2 | 8 | 11 | 9 | 7 | 5 | |
Swell 1 Height (m) Direction Period (s) | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | W 8 | WSW 7 | W 15 | W 14 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | WNW 16 | WNW 16 | WNW 16 | WNW 15 |
 kJ | 37 | 23 | 23 | 23 | 23 | 23 | 29 | 18 | 110 | 150 | 229 | 340 | 473 | 437 | 439 | 439 | 432 | 418 | 347 | 279 | 568 | 671 | 763 | 725 |
Swell 2 Height (m) Direction Period (s) | W 12 | W 12 | W 12 | W 11 | W 11 | W 10 | W 10 | W 16 | WSW 7 | WSW 7 | SW 7 | — | — | — | W 6 | — | — | W 19 | W 18 | WNW 17 | W 11 | W 11 | WSW 11 | WSW 11 |
| kJ | 3 | 3 | 11 | 10 | 9 | 18 | 18 | 44 | 17 | 10 | 13 | — | — | — | 1 | — | — | 30 | 167 | 315 | 256 | 247 | 158 | 158 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | W 18 | W 18 | W 16 | W 10 | W 9 | W 9 | — | — | — | — | — | — | — | W 16 | — | — | — | — | — | — |
| kJ | — | — | — | — | 6 | 6 | 21 | 17 | 15 | 15 | — | — | — | — | — | — | — | 5 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | WNW 3 | — | NE 2 | NE 2 | NE 2 | WNW 9 | — | — | ENE 3 | ENE 2 | ENE 2 | ENE 3 | ENE 3 | ENE 3 | ENE 3 | ENE 3 | — | ENE 3 | E 3 |
| kJ | — | — | — | — | — | 1 | — | 1 | 1 | 2 | 32 | — | — | 1 | 1 | 1 | 1 | 3 | 6 | 5 | 3 | — | 5 | 4 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 107 | 109 | 108 | 108 | 12 | 0 | 11 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 12 | 12 | 14 | 79 | 0 | 0 | 11 | 82 |
Best forecast wave conditions in Clare | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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