Surf Forecasts:
How big are the waves at Crab Island today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 11ft (3.5m), 12s period with WNW swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 10ft (3.0m), 12s period with W swell.
- Evening surf: Evening surf (21 Oct, local time) - 7.5ft (2.3m), 12s period with W swell.
The current surf forecast for Crab Island at 10AM is: 3.5m 12s primary swell from a West-northwest direction (forecast issued at 06:00am October 21). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 11ft (3.5m) | 12s |
| Afternoon (21 Oct) | 10ft (3.0m) | 12s |
| Evening (21 Oct) | 7.5ft (2.3m) | 12s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 35mm), heaviest during Thu night. Very mild (max 12°C on Thu afternoon, min 9°C on Thu night). Winds increasing (light winds from the SSW on Thu morning, near gales from the NNW by Thu night). | |||||||||||||||||||||||
Wednesday 21 | Thursday 22 | Friday 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) | WNW 12 | WNW 12 | WNW 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | WNW 11 | WNW 10 | W 9 | W 11 | W 12 | W 12 | W 13 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 4636 | 4273 | 3160 | 2673 | 2391 | 1881 | 1622 | 1607 | 1448 | 1186 | 1037 | 1001 | 888 | 785 | 785 | 621 | 1261 | 1493 | 1446 | 2621 | 3224 | 4236 | 4627 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | cross-on | cross-off | off | off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 2:21AM3.11m | 2:32PM3.35m | 3:11AM3.40m | 3:20PM3.62m | 3:52AM3.72m | 4:01PM3.91m | |||||||||||||||||
Low Tide | 8:41AM1.55m | 9:09PM1.13m | 9:25AM1.24m | 9:45PM0.81m | 10:01AM0.91m | ||||||||||||||||||
 | |  | | | | |  | |  |  | |  | |  | | |  | | | | | | |
 | — | 8:12 | — | — | — | — | — | — | — | 8:15 | — | — | — | — | — | — | — | 8:17 | — | — | — | — | — |
 | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:24 | — | — |
mm | 1 | 1 | 1 | 1 | 1 | 2 | 5 | 1 | 1 | — | — | — | — | 1 | 9 | 10 | 2 | — | — | — | 1 | — | — |
Temp °C | 10 | 10 | 10 | 11 | 11 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 12 | 10 | 9 | 9 | 10 | 10 | 10 | 11 | 11 | 11 | 12 |
Feels °C | -2 | -3 | -1 | 2 | 4 | 4 | 4 | 4 | 5 | 5 | 7 | 7 | 7 | 4 | 1 | 1 | -2 | -2 | -2 | -1 | -1 | 0 | 2 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | W 12 | — | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 1622 | — | 1448 | 1186 | 1037 | 1001 | 888 | 785 | 785 | 621 | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | W 16 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 19 | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 12 | WNW 12 | WNW 12 | W 12 | W 12 | W 12 | — | W 12 | — | — | — | — | — | — | NNE 3 | NW 5 | WNW 11 | WNW 10 | W 9 | W 11 | W 12 | W 12 | W 13 |
| kJ | 4636 | 4273 | 3160 | 2673 | 2391 | 1881 | — | 1607 | — | — | — | — | — | — | 2 | 47 | 1261 | 1493 | 1446 | 2621 | 3224 | 4236 | 4627 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 215 | 283 | 304 | 360 | 552 | 139 | 138 | 138 | 138 | 97 | 16 | 16 | 0 | 11 | 132 | 184 | 305 | 328 | 579 | 565 | 603 | 680 | 508 |
Best forecast wave conditions in Clare | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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