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 8AM is: 2.2m 12s primary swell from a West direction (forecast issued at 12:00am September 20). The wind direction is predicted to be 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 ForecastMostly dry. Very mild (max 19°C on Mon afternoon, min 13°C on Sat night). Winds decreasing (fresh winds from the W on Sat night, light winds from the WNW by Tue afternoon). | ||||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||||||
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 | 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 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 12 | W 11 | W 11 | W 15 | W 14 | W 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1702 | 1589 | 1301 | 1147 | 926 | 834 | 773 | 723 | 746 | 711 | 535 | 446 | 348 | 323 | 325 | 371 | 434 | 603 | 865 | 778 | 658 | 618 | 1972 | 2066 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | on | cross-on | cross-on | cross-off | cross-off | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | on | on | cross | cross |
High Tide | 00:21AM2.83m | 12:58PM2.99m | 1:59AM2.88m | 2:24PM3.14m | 3:11AM3.10m | 3:24PM3.42m | ||||||||||||||||||
Low Tide | 6:35AM1.94m | 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 | 14 | 13 | 13 | 13 | 14 | 15 | 16 | 17 | 17 | 17 | 17 | 18 | 19 | 19 | 18 | 17 | 16 | 16 | 16 | 14 | 15 | 14 | 13 |
Feels °C | 8 | 8 | 9 | 11 | 11 | 11 | 12 | 13 | 14 | 14 | 15 | 15 | 16 | 17 | 18 | 16 | 16 | 14 | 15 | 14 | 13 | 15 | 12 | 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 12 | W 11 | W 11 | W 10 | W 14 | W 14 |
| kJ | — | — | 1301 | 1147 | 926 | 834 | 773 | 723 | 746 | 711 | 535 | 446 | 348 | 323 | 325 | 371 | 434 | 603 | 865 | 778 | 658 | 573 | 1972 | 2066 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 21 | W 19 | W 17 | W 15 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 64 | 214 | 618 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 18 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 162 | — | — |
Wind waves Height (m) Direction Period (s) | W 12 | W 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1702 | 1589 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 97 | 97 | 97 | 63 | 16 | 87 | 0 | 11 | 87 | 97 | 16 | 27 | 92 | 92 | 97 | 92 | 16 | 16 | 16 | 16 | 87 | 11 | 98 | 85 |
Best forecast wave conditions in Clare | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Crab Island surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest