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Carrownisky Surf Forecast
/ Mayo and Achill Island (14 surf breaks) /
Surf Forecasts:
Carrownisky surfForecast / Mayo and Achill Island / Ireland
48hr Weather and Surf, issued 6 pm Tuesday 12 May 2026 ISTForecast update in hr min s Forecast update imminent
Carrownisky surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Carrownisky sea temperature is
11.6° C
(Which is slightly warmer than usual)How big are the waves at Carrownisky today?
The current surf forecast for Carrownisky at 1AM is: 1.8m 10s primary swell from a West-northwest direction and 0.1m 18s secondary swell from a West direction (forecast issued at 06:00pm May 12). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 6ft (1.8m) | 12s |
| Afternoon (13 May) | 5ft (1.6m) | 12s |
| Evening (13 May) | 5ft (1.5m) | 11s |
Table - waves today at Carrownisky. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Thu morning. Very mild (max 10°C on Tue afternoon, min 8°C on Tue night). Winds decreasing (strong winds from the WNW on Tue night, light winds from the NW by Fri morning). | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | WNW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NNW 9 | NNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | NW 8 | WNW 8 | |
210 | 356 | 471 | 676 | 943 | 939 | 996 | 836 | 710 | 534 | 505 | 399 | 302 | 188 | 136 | 154 | 145 | 165 | 30 | 28 | 26 | 25 | 16 | 11 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | |
High Tide | 2:52PM3.05m | 2:57AM3.20m | 3:40PM3.34m | 3:48AM3.43m | 4:25PM3.63m | 4:37AM3.65m | ||||||||||||||||||
Low Tide | 8:56PM1.14m | 9:20AM0.62m | 9:45PM0.85m | 10:05AM0.38m | 10:30PM0.56m | 10:48AM0.20m | ||||||||||||||||||
 | |  |  |  |  | |  | | |  |  | |  |  | | | | | | | | | | |
 | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — |
 | — | 9:28 | — | — | — | — | — | — | — | 9:30 | — | — | — | — | — | — | — | 9:31 | — | — | — | — | — | 9:32 |
— | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | 2 | 1 | 1 | — | — | — | — | — | — | — | |
Temp °C | 10 | 10 | 9 | 9 | 8 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 10 | 10 |
2 | 1 | -1 | -2 | -3 | -2 | -1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 2 | 2 | 3 | 2 | 3 | 3 | 3 | 3 | 4 | 5 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | W 18 | W 18 | W 17 | W 17 | W 16 | W 16 | W 16 | W 16 | W 16 | W 16 | W 16 | W 15 | W 15 | W 15 | W 15 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | NW 8 | WNW 8 |
 kJ | — | — | — | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 30 | 28 | 26 | 25 | 16 | 11 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 15 | — | — | W 14 | W 9 | W 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | — | — | 4 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 14 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | — |
Wind waves Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | WNW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NNW 9 | NNW 9 | N 4 | N 4 | N 3 | NNW 3 | NNW 3 | NNW 3 |
| kJ | 210 | 356 | 471 | 676 | 943 | 939 | 996 | 836 | 710 | 534 | 505 | 399 | 302 | 188 | 136 | 154 | 145 | 165 | 14 | 6 | 6 | 3 | 2 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 773 | 566 | 567 | 567 | 607 | 605 | 676 | 1211 | 1300 | 686 | 686 | 811 | 573 | 573 | 665 | 667 | 687 | 689 | 404 | 445 | 248 | 249 | 249 | 249 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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