Surf Forecasts:
How big are the waves at Crab Island today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 6.5ft (2.0m), 10s period with W swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 7ft (2.1m), 10s period with W swell.
- Evening surf: Evening surf (19 Aug, local time) - 7ft (2.2m), 10s period with W swell.
The current surf forecast for Crab Island at 2AM is: 1.9m 10s primary swell from a West direction and 0.1m 17s secondary swell from a Southwest direction (forecast issued at 06:00pm August 18). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 6.5ft (2.0m) | 10s |
| Afternoon (19 Aug) | 7ft (2.1m) | 10s |
| Evening (19 Aug) | 7ft (2.2m) | 10s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Tue afternoon. Very mild (max 16°C on Thu morning, min 12°C on Thu night). Mainly fresh winds. | |||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||
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 9 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 10 | W 10 | W 10 | WNW 10 | W 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 471 | 580 | 834 | 789 | 730 | 755 | 725 | 771 | 804 | 804 | 904 | 842 | 861 | 742 | 563 | 336 | 322 | 268 | 172 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-off | cross |
High Tide | 9:56PM3.74m | 10:21AM3.58m | 10:42PM3.39m | 11:09AM3.32m | |||||||||||||||
Low Tide | 3:32PM0.90m | 3:52AM0.99m | 4:15PM1.23m | 4:35AM1.37m | 5:11PM1.54m | ||||||||||||||
 |  |  |  |  | | |  | |  | | | |  | | | | | | |
 | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | 8:59 | — | — | — | — | — | — | — | 8:57 | — | — | — | — | — | — | — | 8:54 | — |
mm | — | 3 | 3 | 2 | — | 1 | 1 | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 15 | 16 | 16 | 15 | 13 |
Feels °C | 10 | 10 | 11 | 11 | 9 | 9 | 9 | 9 | 9 | 10 | 8 | 9 | 9 | 9 | 10 | 11 | 10 | 9 | 8 |
Swell 1 Height (m) Direction Period (s) | SW 17 | W 17 | — | SW 17 | SW 17 | — | — | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | W 10 | WNW 10 | WNW 10 | WNW 9 | SW 15 | WNW 9 | WNW 9 |
| kJ | 11 | 6 | — | 12 | 12 | — | — | 10 | 10 | 10 | 10 | 10 | 861 | 742 | 563 | 336 | 8 | 268 | 172 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 15 | SW 15 | — | SW 14 | WSW 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 9 | 8 | — | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 14 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 |
Wind waves Height (m) Direction Period (s) | W 9 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 10 | W 10 | W 10 | WNW 10 | — | — | — | — | WNW 9 | — | N 4 |
| kJ | 471 | 580 | 834 | 789 | 730 | 755 | 725 | 771 | 804 | 804 | 904 | 842 | — | — | — | — | 322 | — | 9 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 97 | 97 | 97 | 97 | 138 | 138 | 257 | 269 | 292 | 283 | 183 | 359 | 328 | 172 | 345 | 164 | 175 | 164 | 357 |
Best forecast wave conditions in Clare | |||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||
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