Surf Forecasts:
How big are the waves at Crab Island today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 4.5ft (1.4m), 12s period with W swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 4.5ft (1.3m), 11s period with W swell.
- Evening surf: Evening surf (21 Sep, local time) - 4.5ft (1.4m), 10s period with W swell.
The current surf forecast for Crab Island at 11AM is: 1.4m 11s primary swell from a West direction (forecast issued at 06:00am September 21). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 4.5ft (1.4m) | 12s |
| Afternoon (21 Sep) | 4.5ft (1.3m) | 11s |
| Evening (21 Sep) | 4.5ft (1.4m) | 10s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Tue night. Very mild (max 19°C on Mon afternoon, min 11°C on Wed night). Mainly fresh winds. | |||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||||
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 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 | W 14 | W 14 | W 13 | W 13 | W 12 | W 12 | W 12 | W 11 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 711 | 617 | 520 | 411 | 372 | 384 | 432 | 514 | 621 | 792 | 764 | 748 | 940 | 2412 | 2310 | 2033 | 1759 | 1487 | 1308 | 942 | 814 | 604 | 475 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | glassy | glassy | cross-off |
High Tide | 2:24PM3.14m | 3:11AM3.10m | 3:24PM3.42m | 3:58AM3.40m | 4:06PM3.72m | ||||||||||||||||||
Low Tide | 8:32AM1.78m | 9:13PM1.44m | 9:27AM1.49m | 9:55PM1.11m | 10:05AM1.17m | ||||||||||||||||||
 | |  | |  | | |  | | |  | | | |  | | | | | | | |  | |
 | — | 7:20 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — |
 | — | — | — | — | — | 7:38 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:35 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 1 | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 17 | 18 | 18 | 19 | 18 | 17 | 16 | 16 | 16 | 15 | 14 | 13 | 13 | 12 | 13 | 12 | 12 | 13 | 13 | 14 | 14 |
Feels °C | 15 | 14 | 15 | 15 | 15 | 17 | 17 | 15 | 14 | 13 | 14 | 13 | 13 | 11 | 10 | 10 | 9 | 8 | 9 | 10 | 12 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | 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 11 | W 15 | W 14 | W 14 | W 14 | W 13 | W 13 | W 12 | W 12 | W 12 | W 11 |
| kJ | 711 | 617 | 520 | 411 | 372 | 384 | 432 | 514 | 621 | 792 | 764 | 748 | 573 | 2412 | 2310 | 2033 | 1759 | 1487 | 1308 | 942 | 814 | 604 | 475 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | W 21 | W 19 | W 18 | W 15 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 9 | 63 | 224 | 940 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | W 15 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 107 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 97 | 87 | 97 | 97 | 92 | 92 | 16 | 27 | 16 | 27 | 92 | 82 | 82 | 98 | 98 | 98 | 108 | 110 | 11 | 164 | 0 | 0 | 0 |
Best forecast wave conditions in Clare | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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