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 2AM is: 0.3m 11s primary swell from a West direction and 0.3m 6s secondary swell from a Northwest direction (forecast issued at 06:00pm July 19). 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 (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. Warm (max 20°C on Sun afternoon, min 11°C on Tue night). Wind will be generally light. | |||||||||||||||||||
Sun 19 | Monday 20 | Tuesday 21 | |||||||||||||||||
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 12 | W 12 | W 11 | W 11 | 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 |
Wave Graph  | |||||||||||||||||||
 kJ | 11 | 25 | 22 | 21 | 37 | 37 | 36 | 55 | 55 | 52 | 49 | 31 | 31 | 30 | 30 | 28 | 27 | 27 | 27 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-off | cross-off |
High Tide | 9:53PM4.11m | 10:28AM3.78m | 10:40PM3.78m | 11:15AM3.56m | |||||||||||||||
Low Tide | 3:30PM0.75m | 4:01AM0.57m | 4:17PM1.01m | 4:47AM0.92m | 5:12PM1.28m | ||||||||||||||
 | |  | | | |  | | | | | | |  | | | | |  | |
 | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — |
 | — | 9:52 | — | — | — | — | — | — | — | 9:50 | — | — | — | — | — | — | — | 9:49 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 20 | 17 | 14 | 13 | 13 | 14 | 15 | 16 | 18 | 14 | 12 | 12 | 12 | 13 | 16 | 17 | 18 | 16 |
Feels °C | 16 | 17 | 13 | 10 | 10 | 10 | 11 | 12 | 13 | 17 | 10 | 8 | 9 | 9 | 9 | 14 | 16 | 16 | 12 |
Swell 1 Height (m) Direction Period (s) | NW 6 | NW 6 | NW 6 | NW 6 | 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 | NW 5 | NW 5 |
| kJ | 6 | 5 | 8 | 5 | 37 | 37 | 36 | 55 | 55 | 52 | 13 | 31 | 31 | 30 | 30 | 28 | 27 | 6 | 10 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 12 | W 11 | W 11 | NW 6 | WNW 6 | NW 6 | NW 6 | NW 5 | NW 4 | W 10 | NW 5 | NW 5 | WNW 5 | NW 5 | NNW 5 | — | W 9 | W 9 |
| kJ | 6 | 25 | 22 | 21 | 5 | 3 | 1 | 1 | 1 | 4 | 49 | 4 | 4 | 3 | 1 | 3 | — | 27 | 27 |
Swell 3 Height (m) Direction Period (s) | W 12 | W 8 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 | W 7 | W 7 | — | W 7 | W 7 | — | — | — | — |
| kJ | 11 | 5 | 6 | 5 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | 1 | 1 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | NE 3 | NE 3 | NE 3 | NE 3 | NNE 3 | — | — | — | NE 3 | NE 3 | NNE 3 | NNE 2 | — | WNW 5 | — | ENE 2 |
| kJ | — | — | — | 3 | 5 | 3 | 2 | 1 | — | — | — | 5 | 5 | 2 | 1 | — | 3 | — | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 166 | 166 | 164 | 63 | 12 | 12 | 108 | 12 | 416 | 11 | 12 | 63 | 63 | 63 | 127 | 127 | 428 | 428 | 63 |
Best forecast wave conditions in Clare | |||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||
Header Global | |||||||||||||||||||
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