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Surf Forecasts:
Crab Island surfForecast / Clare / Ireland
48hr Weather and Surf, issued 6 pm Thursday 28 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
12.3° C
(Which is normal for this time of year)How big are the waves at Crab Island today (28 May):
- Afternoon surf: Afternoon surf (28 May, local time) - 1.5ft (0.4m), 8s period with W swell.
- Evening surf: Evening surf (28 May, local time) - 4ft (1.2m), 5s period with SW swell.
The current surf forecast for Crab Island at 9PM is: 1.2m 5s primary swell from a Southwest direction and 0.1m 8s secondary swell from a West direction (forecast issued at 06:00pm May 28). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 May) | - | - |
| Afternoon (28 May) | 1.5ft (0.4m) | 8s |
| Evening (28 May) | 4ft (1.2m) | 5s |
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 4mm), mostly falling on Sat morning. Very mild (max 15°C on Fri night, min 12°C on Thu night). Winds decreasing (strong winds from the SW on Thu night, light winds from the SW by Fri afternoon). | ||||||||||||||||||||||||
Thu 28 | Friday 29 | Saturday 30 | Sun 31 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
W 8 | SW 4 | SW 6 | SW 6 | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 9 | WSW 10 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 12 | WSW 11 | WSW 12 | |
22 | 31 | 97 | 129 | 273 | 297 | 322 | 250 | 221 | 273 | 227 | 172 | 138 | 243 | 411 | 1084 | 950 | 831 | 773 | 831 | 917 | 1047 | 1012 | 905 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 4:22PM3.85m | 4:41AM3.76m | 4:59PM3.95m | 5:20AM3.82m | 5:35PM4.02m | 5:58AM3.87m | ||||||||||||||||||
Low Tide | 10:34PM0.81m | 10:47AM0.78m | 11:11PM0.70m | 11:22AM0.76m | 11:45PM0.62m | 11:56AM0.76m | ||||||||||||||||||
 |  |  | | | |  | | | |  | | | |  | |  | |  | | | | | | |
 | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:18 | — | — | — |
 | — | 9:47 | — | — | — | — | — | — | — | 9:49 | — | — | — | — | — | — | — | 9:50 | — | — | — | — | — | 9:51 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | 1 | — | — | — | — | — | — | — | |
Temp °C | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 13 | 14 | 14 | 15 | 14 | 14 | 13 | 13 | 15 | 15 | 15 | 14 | 12 | 12 | 12 | 13 | 13 |
8 | 8 | 7 | 6 | 5 | 6 | 6 | 8 | 10 | 11 | 11 | 10 | 10 | 9 | 9 | 12 | 11 | 10 | 9 | 7 | 7 | 8 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | W 8 | W 8 | W 8 | — | W 10 | — | W 19 | WSW 11 | WSW 11 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 9 | WSW 10 | WSW 12 | WSW 12 | — | — | — | — | WSW 12 | — | WSW 12 |
 kJ | 22 | 12 | 1 | — | 2 | — | 7 | 71 | 99 | 273 | 227 | 172 | 138 | 243 | 411 | 1084 | 950 | — | — | — | — | 1047 | — | 905 |
Swell 2 Height (m) Direction Period (s) | SW 16 | — | — | — | — | — | — | — | SW 16 | SW 16 | NW 7 | NW 8 | WSW 10 | WSW 14 | WSW 13 | NW 8 | — | — | — | — | — | — | — | — |
| kJ | 10 | — | — | — | — | — | — | — | 10 | 10 | 14 | 15 | 39 | 40 | 222 | 2 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SW 16 | SW 16 | WNW 7 | WNW 7 | NW 8 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 10 | 10 | 5 | 5 | 2 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 3 | SW 4 | SW 6 | SW 6 | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | — | — | — | SSE 2 | SSE 3 | — | — | — | WSW 11 | WSW 11 | WSW 11 | WSW 11 | — | WSW 11 | — |
| kJ | 4 | 31 | 97 | 129 | 273 | 297 | 322 | 250 | 221 | — | — | — | 1 | 3 | — | — | — | 831 | 773 | 831 | 917 | — | 1012 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 92 | 415 | 617 | 415 | 415 | 427 | 293 | 117 | 117 | 117 | 138 | 101 | 16 | 11 | 11 | 11 | 16 | 82 | 87 | 138 | 139 | 99 | 92 | 92 |
Best forecast wave conditions in Clare | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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