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Surf Forecasts:
Crab Island surfForecast / Clare / Ireland
48hr Weather and Surf, issued 12 pm Monday 11 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
11.5° 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 6PM is: 0.9m 5s primary swell from a Northwest direction and 0.4m 9s secondary swell from a Northwest direction, 0.2m 8s secondary swell from a West direction (forecast issued at 12:00pm May 11). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 2.5ft (0.7m) | 5s |
| Afternoon (11 May) | 2.5ft (0.7m) | 5s |
| Evening (11 May) | 3ft (0.9m) | 5s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 12°C on Mon morning, min 9°C on Mon night). Winds increasing (light winds from the NNW on Mon morning, strong winds from the WNW by Tue night). | ||||||||||||||||||||||||
Mon 11 | Tuesday 12 | Wednesday 13 | Thu 14 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NW 5 | NW 6 | WNW 5 | NW 5 | WNW 5 | WNW 8 | WNW 9 | WNW 5 | WNW 6 | WNW 8 | WNW 8 | WNW 6 | WNW 6 | WNW 7 | WNW 9 | WNW 10 | WNW 11 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | |
23 | 31 | 32 | 38 | 33 | 108 | 157 | 68 | 105 | 209 | 313 | 200 | 406 | 586 | 1288 | 1691 | 1759 | 1900 | 1745 | 1407 | 1074 | 846 | 604 | 464 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 1:38PM3.24m | 1:51AM3.43m | 2:34PM3.51m | 2:46AM3.66m | 3:24PM3.82m | 3:37AM3.93m | ||||||||||||||||||
Low Tide | 7:24AM1.31m | 7:51PM1.50m | 8:24AM1.04m | 8:49PM1.21m | 9:12AM0.75m | 9:37PM0.88m | ||||||||||||||||||
 |  | | |  |  |  |  | | | | | | | | | | | | | | | | | |
 | 5:46 | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:41 | — |
 | — | — | — | 9:22 | — | — | — | — | — | — | — | 9:22 | — | — | — | — | — | — | — | 9:24 | — | — | — | 9:27 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 12 | 12 | 11 | 10 | 9 | 10 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 10 | 10 | 11 | 10 | 10 | 9 | 10 | 9 |
5 | 8 | 6 | 5 | 5 | 3 | 4 | 2 | 3 | 2 | 2 | 2 | 1 | 1 | -2 | -2 | 0 | -1 | 1 | 1 | 2 | 1 | 2 | 1 | |
Swell 1 Height (m) Direction Period (s) | W 9 | W 9 | W 9 | NW 9 | NW 8 | WNW 11 | WNW 11 | W 19 | WNW 13 | W 13 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
 kJ | 6 | 14 | 14 | 19 | 33 | 25 | 25 | 7 | 32 | 28 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
Swell 2 Height (m) Direction Period (s) | W 15 | W 14 | W 14 | W 8 | WNW 12 | W 19 | W 8 | — | W 19 | SW 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 4 | 4 | 4 | 6 | 15 | 7 | 1 | — | 7 | 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | WNW 13 | W 8 | — | SW 19 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 17 | 6 | — | 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 5 | NW 6 | WNW 5 | NW 5 | WNW 5 | WNW 8 | WNW 9 | WNW 5 | WNW 6 | WNW 8 | WNW 8 | WNW 6 | WNW 6 | WNW 7 | WNW 9 | WNW 10 | WNW 11 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 |
| kJ | 23 | 31 | 32 | 38 | 29 | 108 | 157 | 68 | 105 | 209 | 313 | 200 | 406 | 586 | 1288 | 1691 | 1759 | 1900 | 1745 | 1407 | 1074 | 846 | 604 | 464 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 355 | 12 | 543 | 543 | 164 | 166 | 164 | 164 | 608 | 422 | 1052 | 565 | 565 | 565 | 579 | 608 | 733 | 1176 | 1138 | 1374 | 1074 | 729 | 662 | 662 |
Best forecast wave conditions in Clare | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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