Surf Forecasts:
How big are the waves at Crab Island today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 1.5ft (0.4m), 11s period with W swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 1.5ft (0.5m), 11s period with W swell.
- Evening surf: Evening surf (20 Jul, local time) - 1.5ft (0.5m), 10s period with W swell.
The current surf forecast for Crab Island at 2PM is: 0.5m 11s primary swell from a West direction and 0.1m 6s secondary swell from a Northwest direction (forecast issued at 06:00am July 20). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 1.5ft (0.4m) | 11s |
| Afternoon (20 Jul) | 1.5ft (0.5m) | 11s |
| Evening (20 Jul) | 1.5ft (0.5m) | 10s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Mon afternoon, min 11°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||||||
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 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | 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 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 37 | 37 | 36 | 35 | 55 | 52 | 49 | 31 | 31 | 30 | 30 | 28 | 28 | 27 | 27 | 27 | 15 | 15 | 15 | 14 | 14 | 14 | 14 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-off |
High Tide | 10:28AM3.78m | 10:40PM3.78m | 11:15AM3.56m | 11:32PM3.47m | 12:07PM3.38m | ||||||||||||||||||
Low Tide | 4:17PM1.01m | 4:47AM0.92m | 5:12PM1.28m | 5:42AM1.24m | 6:20PM1.48m | ||||||||||||||||||
 |  | | | | | | | | |  | | | | | | | | | | | | | |
 | 5:35 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — |
 | — | — | — | — | — | 9:50 | — | — | — | — | — | — | — | 9:49 | — | — | — | — | — | — | — | 9:47 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 12 | 14 | 16 | 17 | 18 | 14 | 12 | 13 | 12 | 13 | 17 | 17 | 18 | 15 | 13 | 11 | 11 | 12 | 15 | 16 | 18 | 17 |
Feels °C | 9 | 9 | 11 | 13 | 15 | 17 | 10 | 7 | 10 | 9 | 10 | 15 | 15 | 15 | 12 | 10 | 8 | 8 | 9 | 13 | 14 | 18 | 15 |
Swell 1 Height (m) Direction Period (s) | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | NW 5 | 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 4 |
| kJ | 37 | 37 | 36 | 35 | 55 | 52 | 14 | 31 | 31 | 30 | 30 | 28 | 28 | 27 | 11 | 8 | 15 | 15 | 15 | 14 | 14 | 14 | 5 |
Swell 2 Height (m) Direction Period (s) | NW 6 | WNW 6 | NW 6 | NW 6 | NNW 6 | NW 4 | W 10 | NW 5 | NW 5 | WNW 5 | W 7 | NNW 5 | NNW 5 | NW 5 | W 9 | W 9 | NW 5 | WNW 5 | WNW 5 | WNW 4 | — | NW 4 | W 9 |
| kJ | 5 | 3 | 1 | 1 | 3 | 5 | 49 | 4 | 4 | 3 | 1 | 3 | 3 | 7 | 27 | 27 | 4 | 2 | 2 | 2 | — | 1 | 14 |
Swell 3 Height (m) Direction Period (s) | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 | W 7 | — | W 7 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 3 | NE 3 | NE 3 | NNE 3 | — | — | NE 2 | NE 3 | NE 3 | NNE 3 | NNW 5 | — | — | — | ENE 2 | ENE 3 | — | — | — | — | WNW 4 | WNW 3 | — |
| kJ | 3 | 3 | 2 | 1 | — | — | 1 | 4 | 2 | 1 | 3 | — | — | — | 1 | 1 | — | — | — | — | 2 | 2 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 12 | 12 | 93 | 108 | 1137 | 12 | 12 | 93 | 63 | 63 | 114 | 685 | 428 | 378 | 63 | 63 | 63 | 63 | 63 | 565 | 271 | 271 | 565 |
Best forecast wave conditions in Clare | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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