Surf Forecasts:
How big are the waves at Crab Island today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 3ft (0.9m), 8s period with W swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 4ft (1.2m), 4s period with WSW swell.
- Evening surf: Evening surf (17 Aug, local time) - 4.5ft (1.4m), 6s period with W swell.
The current surf forecast for Crab Island at 8PM is: 1.6m 6s primary swell from a West-southwest direction (forecast issued at 12:00pm August 17). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 3ft (0.9m) | 8s |
| Afternoon (17 Aug) | 4ft (1.2m) | 4s |
| Evening (17 Aug) | 4.5ft (1.4m) | 6s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Mon afternoon. Very mild (max 17°C on Mon afternoon, min 14°C on Wed night). Winds increasing (light winds from the W on Mon morning, strong winds from the WSW by Tue night). | |||||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | W 8 | WSW 8 | WSW 4 | WSW 6 | W 6 | W 7 | W 7 | W 7 | W 8 | W 8 | W 9 | W 9 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 98 | 99 | 55 | 165 | 161 | 178 | 199 | 243 | 256 | 331 | 461 | 627 | 808 | 1015 | 1115 | 1198 | 1380 | 1466 | 1268 | 1161 | 1005 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on |
High Tide | 9:02AM4.12m | 9:15PM4.10m | 9:40AM3.86m | 9:56PM3.74m | 10:21AM3.58m | ||||||||||||||||
Low Tide | 2:53PM0.59m | 3:15AM0.60m | 3:32PM0.90m | 3:52AM0.99m | 4:15PM1.23m | ||||||||||||||||
 |  | |  |  | | | | | | |  |  |  | | | | | | |  | |
 | 6:20 | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | 9:00 | — | — | — | — | — | — | — | 8:59 | — | — | — | — | — | — | — | 8:57 | — |
mm | — | — | — | 1 | — | — | — | — | — | — | — | 1 | 1 | — | — | 1 | 1 | 1 | 1 | 1 | — |
Temp °C | 15 | 15 | 16 | 17 | 16 | 16 | 15 | 15 | 15 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
Feels °C | 13 | 11 | 10 | 13 | 13 | 13 | 11 | 11 | 10 | 11 | 11 | 10 | 10 | 9 | 8 | 8 | 9 | 9 | 9 | 9 | 10 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | W 19 | — | — | — | SW 17 | SW 17 | SW 17 | W 17 | W 17 | — | — | — | — | — | SW 16 | SW 16 | SW 16 |
| kJ | — | — | — | — | 7 | — | — | — | 11 | 11 | 11 | 6 | 6 | — | — | — | — | — | 10 | 10 | 10 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 8 | WSW 8 | WSW 4 | WSW 6 | W 6 | W 7 | W 7 | W 7 | W 8 | W 8 | W 9 | W 9 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 |
| kJ | 98 | 99 | 55 | 165 | 161 | 178 | 199 | 243 | 256 | 331 | 461 | 627 | 808 | 1015 | 1115 | 1198 | 1380 | 1466 | 1268 | 1161 | 1005 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 101 | 99 | 138 | 420 | 101 | 591 | 101 | 161 | 328 | 328 | 680 | 617 | 97 | 300 | 300 | 287 | 300 | 293 | 292 | 312 | 183 |
Best forecast wave conditions in Clare | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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