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Surf Forecasts:
Crab Island surfForecast / Clare / Ireland
48hr Weather and Surf, issued 6 pm Wednesday 13 May 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
11.1° 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 1AM is: 2.1m 11s primary swell from a West-northwest direction and 0.1m 16s secondary swell from a Southwest direction (forecast issued at 06:00pm May 13). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 5.5ft (1.7m) | 10s |
| Afternoon (14 May) | 5ft (1.5m) | 9s |
| Evening (14 May) | 4.5ft (1.4m) | 9s |
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 5mm), mostly falling on Sat morning. Very mild (max 11°C on Wed afternoon, min 8°C on Thu morning). Winds decreasing (strong winds from the NW on Wed afternoon, light winds from the NNW by Fri morning). | ||||||||||||||||||||||||
Wed 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | NW 9 | NW 9 | NW 8 | WNW 8 | WNW 8 | WNW 8 | W 7 | WNW 7 | WNW 7 | WNW 7 | W 7 | W 7 | W 7 | W 4 | W 6 | |
1806 | 1572 | 1214 | 952 | 784 | 600 | 428 | 394 | 378 | 342 | 275 | 163 | 101 | 76 | 66 | 36 | 73 | 71 | 57 | 34 | 37 | 26 | 58 | 139 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 3:24PM3.82m | 3:37AM3.93m | 4:09PM4.13m | 4:25AM4.19m | 4:53PM4.38m | 5:13AM4.39m | ||||||||||||||||||
Low Tide | 9:37PM0.88m | 9:56AM0.46m | 10:21PM0.54m | 10:39AM0.24m | 11:04PM0.26m | 11:23AM0.10m | ||||||||||||||||||
 |  |  |  | |  | |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — | — |
 | — | 9:24 | — | — | — | — | — | — | — | 9:27 | — | — | — | — | — | — | — | 9:28 | — | — | — | — | — | 9:30 |
— | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | |
Temp °C | 11 | 10 | 9 | 9 | 9 | 9 | 8 | 9 | 11 | 11 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 10 |
1 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 3 | 3 | 2 | 3 | 3 | 4 | 5 | 5 | 3 | 4 | 6 | 7 | 5 | 5 | 5 | 3 | |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | WNW 10 | SW 15 | SW 15 | SW 15 | SW 15 | W 9 | W 9 | WNW 8 | WNW 8 | NW 8 | W 9 | NW 8 | WNW 7 | W 7 | W 7 | W 7 | — | W 13 |
 kJ | 10 | 10 | 10 | 10 | 10 | 10 | 428 | 8 | 8 | 8 | 8 | 7 | 15 | 76 | 66 | 15 | 6 | 14 | 57 | 34 | 37 | 26 | — | 90 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | SW 15 | — | — | — | — | SW 15 | SW 14 | W 9 | W 9 | W 9 | SW 14 | W 9 | W 9 | NW 8 | W 9 | W 8 | — | — |
| kJ | — | — | — | — | — | — | 9 | — | — | — | — | 8 | 8 | 6 | 6 | 6 | 7 | 6 | 6 | 14 | 14 | 12 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 14 | SW 14 | SW 14 | — | W 14 | W 13 | W 9 | W 16 | W 15 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 8 | 8 | — | 4 | 4 | 14 | 5 | 17 | — | — |
Wind waves Height (m) Direction Period (s) | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | — | WNW 10 | WNW 9 | NW 9 | NW 9 | NW 8 | WNW 8 | — | — | W 7 | WNW 7 | WNW 7 | — | — | SW 3 | WSW 4 | W 4 | W 6 |
| kJ | 1806 | 1572 | 1214 | 952 | 784 | 600 | — | 394 | 378 | 342 | 275 | 163 | 101 | — | — | 36 | 73 | 71 | — | — | 2 | 8 | 58 | 139 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1385 | 748 | 729 | 729 | 1063 | 602 | 625 | 604 | 1374 | 565 | 378 | 359 | 164 | 12 | 12 | 164 | 565 | 92 | 92 | 92 | 94 | 98 | 132 | 168 |
Best forecast wave conditions in Clare | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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