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Surf Forecasts:
Crab Island surfForecast / Clare / Ireland
48hr Weather and Surf, issued 12 pm Tuesday 19 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 slightly cooler than normal)How big are the waves at Crab Island today?
The current surf forecast for Crab Island at 8PM is: 2.5m 16s primary swell from a West-southwest direction (forecast issued at 12:00pm May 19). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 5ft (1.6m) | 9s |
| Afternoon (19 May) | 6ft (1.8m) | 9s |
| Evening (19 May) | 8ft (2.5m) | 15s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 16mm), heaviest on Tue afternoon. Very mild (max 16°C on Thu morning, min 11°C on Tue afternoon). Winds decreasing (fresh winds from the SSW on Tue afternoon, light winds from the SSW by Wed afternoon). | ||||||||||||||||||||||||
Tue 19 | Wednesday 20 | Thursday 21 | Fri 22 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
WSW 9 | WSW 9 | WSW 9 | WSW 16 | WSW 15 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | W 12 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | |
439 | 486 | 535 | 2829 | 3691 | 3865 | 3705 | 3133 | 2574 | 1931 | 1461 | 1029 | 786 | 657 | 561 | 532 | 550 | 472 | 399 | 365 | 455 | 478 | 502 | 502 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 7:43AM4.37m | 8:00PM4.47m | 8:37AM4.16m | 8:53PM4.28m | 9:35AM3.90m | 9:51PM4.05m | ||||||||||||||||||
Low Tide | 1:38PM0.35m | 2:09AM0.15m | 2:27PM0.61m | 3:03AM0.38m | 3:21PM0.91m | 4:04AM0.64m | ||||||||||||||||||
 | | | |  |  |  |  |  | |  | |  | | | | | | | | | | | | |
 | 5:33 | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:28 | — |
 | — | — | — | 9:35 | — | — | — | — | — | — | — | 9:36 | — | — | — | — | — | — | — | 9:37 | — | — | — | 9:38 |
1 | 1 | 3 | 3 | 1 | — | 1 | — | — | 1 | — | — | — | 1 | — | — | — | — | 3 | 1 | — | — | — | — | |
Temp °C | 12 | 12 | 11 | 11 | 12 | 11 | 12 | 12 | 12 | 11 | 14 | 15 | 15 | 14 | 14 | 14 | 15 | 16 | 15 | 14 | 15 | 13 | 13 | 13 |
6 | 5 | 4 | 5 | 5 | 4 | 5 | 5 | 6 | 7 | 10 | 12 | 11 | 10 | 9 | 10 | 12 | 12 | 13 | 11 | 11 | 10 | 10 | 10 | |
Swell 1 Height (m) Direction Period (s) | W 13 | W 13 | W 16 | — | — | — | — | — | — | WSW 13 | WSW 12 | WSW 12 | W 12 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 |
 kJ | 14 | 31 | 137 | — | — | — | — | — | — | 1931 | 1461 | 1029 | 786 | 657 | 561 | 532 | 550 | 472 | 399 | 365 | 455 | 478 | 502 | 502 |
Swell 2 Height (m) Direction Period (s) | W 18 | W 17 | W 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 8 | NW 8 | N 8 | — | — | — |
| kJ | 7 | 23 | 88 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 3 | 1 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 9 | WSW 9 | WSW 9 | WSW 16 | WSW 15 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | — | — | — | — | — | — | — | — | — | SSE 3 | S 3 | — | SSE 3 | SE 3 | — |
| kJ | 439 | 486 | 535 | 2829 | 3691 | 3865 | 3705 | 3133 | 2574 | — | — | — | — | — | — | — | — | — | 3 | 5 | — | 4 | 1 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 138 | 138 | 138 | 132 | 138 | 138 | 293 | 138 | 92 | 132 | 101 | 16 | 11 | 99 | 99 | 82 | 82 | 101 | 11 | 79 | 16 | 16 | 16 | 16 |
Best forecast wave conditions in Clare | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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