Surf Forecasts:
How big are the waves at Crab Island today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 7ft (2.1m), 12s period with W swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 6ft (1.9m), 11s period with W swell.
- Evening surf: Evening surf (20 Sep, local time) - 5.5ft (1.7m), 12s period with W swell.
The current surf forecast for Crab Island at 2PM is: 1.9m 11s primary swell from a West direction (forecast issued at 06:00am September 20). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 7ft (2.1m) | 12s |
| Afternoon (20 Sep) | 6ft (1.9m) | 11s |
| Evening (20 Sep) | 5.5ft (1.7m) | 12s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Tue night. Very mild (max 19°C on Mon afternoon, min 11°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 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 12 | W 12 | W 11 | W 11 | W 11 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 11 | W 11 | W 11 | W 15 | W 15 | W 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1570 | 1301 | 1147 | 926 | 834 | 773 | 723 | 734 | 711 | 614 | 449 | 348 | 323 | 325 | 371 | 434 | 603 | 821 | 764 | 669 | 746 | 2215 | 2095 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | on | cross-on | cross | cross | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross |
High Tide | 12:58PM2.99m | 1:59AM2.88m | 2:24PM3.14m | 3:11AM3.10m | 3:24PM3.42m | ||||||||||||||||||
Low Tide | 8:06PM1.73m | 8:32AM1.78m | 9:13PM1.44m | 9:27AM1.49m | 9:55PM1.11m | ||||||||||||||||||
 |  |  |  | | | | | |  |  | | | | | | | | | | | | | |
 | — | 7:18 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — |
 | — | — | — | — | — | 7:42 | — | — | — | — | — | — | — | 7:38 | — | — | — | — | — | — | — | 7:37 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 13 | 13 | 13 | 14 | 15 | 16 | 17 | 17 | 17 | 17 | 18 | 19 | 18 | 18 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 13 |
Feels °C | 8 | 9 | 11 | 11 | 12 | 13 | 13 | 14 | 14 | 14 | 15 | 16 | 18 | 16 | 16 | 14 | 14 | 14 | 14 | 13 | 15 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | — | W 12 | W 11 | W 11 | W 11 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 11 | W 11 | W 11 | W 10 | W 15 | W 14 |
| kJ | — | 1301 | 1147 | 926 | 834 | 773 | 723 | 734 | 711 | 614 | 449 | 348 | 323 | 325 | 371 | 434 | 603 | 821 | 764 | 669 | 573 | 2215 | 2095 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 21 | W 19 | W 18 | W 15 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 9 | 65 | 298 | 746 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 18 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 230 | — | — |
Wind waves Height (m) Direction Period (s) | W 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1570 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 97 | 97 | 63 | 27 | 16 | 3 | 11 | 87 | 97 | 27 | 97 | 92 | 97 | 92 | 92 | 27 | 16 | 16 | 16 | 97 | 85 | 98 | 82 |
Best forecast wave conditions in Clare | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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