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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 am Sunday 10 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
11.9° C
(Which is slightly warmer than usual)How big are the waves at Carrownisky today?
The current surf forecast for Carrownisky at 10AM is: 0.2m 11s primary swell from a North-northwest direction and 0.1m 7s secondary swell from a Northwest direction (forecast issued at 06:00am May 10). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 May) | 0.5ft (0.2m) | 11s |
| Afternoon (10 May) | 2ft (0.6m) | 4s |
| Evening (10 May) | 1ft (0.3m) | 9s |
Table - waves today at Carrownisky. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Sun night. Very mild (max 11°C on Mon morning, min 9°C on Sun night). Winds increasing (light winds from the NNW on Mon morning, strong winds from the WNW by Tue night). | ||||||||||||||||||||||||
Sunday 10 | Monday 11 | Tuesday 12 | Wed 13 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NNW 11 | NW 11 | NNW 11 | N 3 | NNW 4 | NNW 3 | NW 9 | NW 9 | NNW 3 | NW 8 | NW 8 | NW 9 | NW 9 | NW 9 | WNW 9 | WNW 9 | WNW 9 | NW 8 | NW 8 | WNW 8 | WNW 9 | WNW 10 | WNW 10 | WNW 10 | |
12 | 19 | 12 | 7 | 10 | 7 | 13 | 37 | 7 | 54 | 25 | 29 | 51 | 64 | 52 | 53 | 59 | 67 | 65 | 92 | 143 | 245 | 342 | 463 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | on | on | on | on | |
High Tide | 12:47PM2.63m | 00:55AM2.88m | 1:56PM2.79m | 2:00AM3.00m | 2:52PM3.05m | |||||||||||||||||||
Low Tide | 6:24AM1.24m | 6:40PM1.52m | 7:36AM1.10m | 7:58PM1.38m | 8:33AM0.87m | 8:56PM1.14m | ||||||||||||||||||
 |  |  | | | |  | |  |  | | | | | | | | | | | | | |  | |
 | 5:47 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | 5:41 |
 | — | — | — | — | — | 9:24 | — | — | — | — | — | — | — | 9:27 | — | — | — | — | — | — | — | 9:28 | — | 9:30 |
— | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | |
Temp °C | 7 | 8 | 10 | 10 | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 11 | 10 | 10 | 10 | 9 | 10 | 9 | 10 | 10 | 10 | 10 | 10 | 10 |
2 | 3 | 4 | 3 | 3 | 4 | 3 | 4 | 4 | 4 | 5 | 7 | 5 | 6 | 6 | 4 | 5 | 3 | 4 | 3 | 3 | 2 | 1 | 0 | |
Swell 1 Height (m) Direction Period (s) | NNW 7 | NW 11 | NNW 11 | W 10 | W 10 | W 10 | NW 9 | W 9 | W 9 | W 9 | NW 8 | NW 9 | W 9 | — | — | — | — | W 13 | W 13 | — | W 18 | — | — | — |
 kJ | 5 | 19 | 12 | 2 | 2 | 2 | 13 | 2 | 2 | 2 | 25 | 29 | 2 | — | — | — | — | 3 | 3 | — | 6 | — | — | — |
Swell 2 Height (m) Direction Period (s) | NNW 11 | W 10 | NW 7 | — | — | — | W 9 | — | — | — | W 9 | W 9 | W 13 | — | — | — | — | W 19 | — | — | — | — | — | — |
| kJ | 12 | 2 | 2 | — | — | — | 2 | — | — | — | 2 | 2 | 4 | — | — | — | — | 7 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 10 | — | W 10 | — | — | — | — | — | — | — | — | W 14 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | — | 2 | — | — | — | — | — | — | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 3 | NNE 3 | N 3 | N 3 | NNW 4 | NNW 3 | NW 3 | NW 9 | NNW 3 | NW 8 | NNW 3 | NW 3 | NW 9 | NW 9 | WNW 9 | WNW 9 | WNW 9 | NW 8 | NW 8 | WNW 8 | WNW 9 | WNW 10 | WNW 10 | WNW 10 |
| kJ | 7 | 3 | 5 | 7 | 10 | 7 | 3 | 37 | 7 | 54 | 2 | 2 | 51 | 64 | 52 | 53 | 59 | 67 | 65 | 92 | 143 | 245 | 342 | 463 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 685 | 106 | 356 | 834 | 588 | 245 | 521 | 486 | 545 | 523 | 356 | 323 | 523 | 378 | 248 | 249 | 249 | 160 | 503 | 248 | 566 | 160 | 566 | 567 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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