Surf Forecasts:
How big are the waves at Crab Island today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 1.5ft (0.4m), 10s period with W swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 1.5ft (0.4m), 9s period with W swell.
- Evening surf: Evening surf (21 Jul, local time) - 1.5ft (0.4m), 9s period with W swell.
The current surf forecast for Crab Island at 6AM is: 0.4m 10s primary swell from a West direction and 0.2m 5s secondary swell from a West-northwest direction (forecast issued at 12:00am July 21). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 1.5ft (0.4m) | 10s |
| Afternoon (21 Jul) | 1.5ft (0.4m) | 9s |
| Evening (21 Jul) | 1.5ft (0.4m) | 9s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 20°C on Wed afternoon, min 11°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 31 | 31 | 30 | 30 | 28 | 27 | 27 | 27 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | glassy | on | cross-on | cross-on | cross-on |
High Tide | 10:40PM3.78m | 11:15AM3.56m | 11:32PM3.47m | 12:07PM3.38m | 00:31AM3.22m | 1:08PM3.26m | ||||||||||||||||||
Low Tide | 4:47AM0.92m | 5:12PM1.28m | 5:42AM1.24m | 6:20PM1.48m | 6:51AM1.48m | 7:43PM1.56m | ||||||||||||||||||
 | |  |  | | | | |  | | | | | | | | | | | | | | | | |
 | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:49 | — | — | — | — | — | — | — | 9:47 | — | — | — | — | — | — | — | 9:45 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 13 | 14 | 16 | 17 | 18 | 14 | 12 | 11 | 11 | 12 | 15 | 16 | 20 | 17 | 16 | 15 | 14 | 15 | 16 | 16 | 16 | 15 |
Feels °C | 9 | 10 | 10 | 11 | 13 | 15 | 16 | 11 | 9 | 8 | 8 | 9 | 12 | 13 | 18 | 14 | 14 | 13 | 12 | 15 | 15 | 14 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | NW 6 | NW 6 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | NW 5 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 |
| kJ | 31 | 31 | 30 | 30 | 28 | 27 | 27 | 11 | 8 | 15 | 15 | 15 | 14 | 14 | 14 | 6 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Swell 2 Height (m) Direction Period (s) | NW 5 | NW 5 | WNW 5 | NW 5 | NW 5 | WNW 5 | NW 5 | W 9 | W 9 | NW 5 | NW 5 | NW 5 | WNW 5 | — | NW 3 | W 9 | NW 5 | WNW 5 | NW 4 | NW 4 | — | — | — | W 12 |
| kJ | 7 | 4 | 3 | 1 | 1 | 3 | 5 | 27 | 15 | 5 | 4 | 4 | 2 | — | 2 | 14 | 4 | 2 | 1 | 1 | — | — | — | 3 |
Swell 3 Height (m) Direction Period (s) | W 7 | — | W 7 | W 7 | W 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 3 | NNE 3 | NNE 3 | NNE 2 | — | — | — | NE 2 | ENE 3 | ENE 2 | — | — | — | WNW 5 | — | — | NE 2 | NNE 2 | — | — | — | — | NW 3 | NW 4 |
| kJ | 2 | 3 | 2 | 1 | — | — | — | 1 | 1 | 1 | — | — | — | 2 | — | — | 1 | 1 | — | — | — | — | 5 | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 63 | 63 | 63 | 93 | 1137 | 1080 | 378 | 378 | 63 | 63 | 63 | 63 | 183 | 271 | 271 | 271 | 63 | 63 | 280 | 166 | 414 | 416 | 416 | 140 |
Best forecast wave conditions in Clare | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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