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Surf Forecasts:
Crab Island surfForecast / Clare / Ireland
48hr Weather and Surf, issued 6 am Saturday 16 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
11.3° 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 12PM is: 1.4m 13s primary swell from a West direction (forecast issued at 06:00am May 16). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 5ft (1.6m) | 6s |
| Afternoon (16 May) | 5ft (1.6m) | 13s |
| Evening (16 May) | 7.5ft (2.3m) | 14s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 25mm), heaviest during Sun morning. Very mild (max 12°C on Mon morning, min 8°C on Sat night). Winds decreasing (strong winds from the W on Sun morning, light winds from the WSW by Sun night). | ||||||||||||||||||||||||
Saturday 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
W 7 | W 7 | WNW 6 | W 13 | W 13 | W 12 | W 14 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | |
108 | 76 | 148 | 694 | 941 | 1179 | 2157 | 2560 | 2548 | 2414 | 2338 | 2367 | 2225 | 1967 | 1631 | 1200 | 850 | 658 | 584 | 418 | 284 | 234 | 158 | 120 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | |
High Tide | 5:13AM4.39m | 5:38PM4.56m | 6:02AM4.50m | 6:23PM4.63m | 6:51AM4.49m | 7:10PM4.60m | ||||||||||||||||||
Low Tide | 11:23AM0.10m | 11:48PM0.06m | 12:06PM0.08m | 00:32AM-0.03m | 12:51PM0.17m | |||||||||||||||||||
 |  |  | |  |  | |  | |  | |  | | |  | | | | | | | | | | |
 | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | 5:33 |
 | — | — | — | — | — | 9:30 | — | — | — | — | — | — | — | 9:30 | — | — | — | — | — | — | — | 9:32 | — | 9:35 |
— | — | 2 | — | — | — | — | 1 | 1 | 2 | 4 | 2 | 2 | 1 | — | — | — | — | — | — | 1 | 3 | 1 | 3 | |
Temp °C | 11 | 10 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 8 | 9 | 10 | 9 | 10 | 9 | 9 | 9 | 8 | 9 | 12 | 10 | 10 | 11 | 12 |
6 | 6 | 4 | 4 | 3 | 2 | 1 | 2 | 2 | -1 | 1 | 1 | 1 | 3 | 3 | 5 | 6 | 5 | 5 | 7 | 4 | 3 | 4 | 7 | |
Swell 1 Height (m) Direction Period (s) | W 16 | W 8 | — | — | — | — | — | — | — | — | — | — | — | — | W 12 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 |
 kJ | 5 | 12 | — | — | — | — | — | — | — | — | — | — | — | — | 1631 | 1200 | 850 | 658 | 584 | 418 | 284 | 234 | 158 | 120 |
Swell 2 Height (m) Direction Period (s) | — | W 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 16 | W 16 | W 15 |
| kJ | — | 17 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 5 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 7 | W 7 | WNW 6 | W 13 | W 13 | W 12 | W 14 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | — | — | — | — | — | — | SSE 2 | SE 3 | SE 4 | S 4 |
| kJ | 108 | 76 | 148 | 694 | 941 | 1179 | 2157 | 2560 | 2548 | 2414 | 2338 | 2367 | 2225 | 1967 | — | — | — | — | — | — | 1 | 4 | 14 | 14 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 92 | 92 | 143 | 274 | 373 | 352 | 300 | 300 | 291 | 300 | 142 | 291 | 287 | 92 | 92 | 87 | 82 | 11 | 11 | 16 | 27 | 92 | 92 | 101 |
Best forecast wave conditions in Clare | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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