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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 12 am Wednesday 29 Apr 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
11.4° C
(Which is slightly warmer than usual)How big are the waves at Carrownisky today?
The current surf forecast for Carrownisky at 8AM is: 0.5m 12s primary swell from a West direction and 0.2m 19s secondary swell from a West-northwest direction (forecast issued at 12:00am April 29). The wind direction is predicted to be offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Apr) | 1.5ft (0.5m) | 12s |
| Afternoon (29 Apr) | 1.5ft (0.5m) | 16s |
| Evening (29 Apr) | 2ft (0.6m) | 16s |
Table - waves today at Carrownisky. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Thu morning. Very mild (max 16°C on Fri afternoon, min 7°C on Wed night). Winds decreasing (fresh winds from the E on Wed night, light winds from the SW by Fri afternoon). | ||||||||||||||||||||||||
Wednesday 29 | Thursday 30 | Friday 1 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
W 12 | W 12 | W 12 | WNW 18 | W 17 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | NW 11 | |
80 | 76 | 73 | 61 | 144 | 201 | 196 | 191 | 179 | 169 | 165 | 116 | 113 | 102 | 98 | 66 | 64 | 49 | 46 | 45 | 42 | 23 | 23 | 29 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | off | off | off | off | off | off | off | off | off | off | cross-off | off | off | off | off | off | cross-off | cross | cross-on | cross-on | glassy | |
High Tide | 4:42AM3.51m | 5:11PM3.58m | 5:21AM3.59m | 5:43PM3.69m | 5:56AM3.62m | 6:14PM3.75m | ||||||||||||||||||
Low Tide | 10:36PM0.74m | 10:53AM0.41m | 11:12PM0.58m | 11:26AM0.37m | 11:46PM0.46m | 11:57AM0.39m | ||||||||||||||||||
 | |  | | | | | |  |  |  | |  | | | | | | | | |  | | | |
 | — | 6:09 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:05 | — | — | — | — | — | — | — | 9:07 | — | — | — | — | — | — | — | 9:08 | — |
— | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 8 | 8 | 9 | 13 | 15 | 14 | 11 | 9 | 8 | 7 | 8 | 10 | 11 | 10 | 10 | 10 | 10 | 10 | 12 | 14 | 16 | 15 | 13 |
6 | 4 | 4 | 3 | 8 | 9 | 9 | 6 | 3 | 1 | -1 | 2 | 5 | 6 | 6 | 6 | 7 | 8 | 7 | 10 | 12 | 13 | 13 | 12 | |
Swell 1 Height (m) Direction Period (s) | W 12 | W 12 | W 12 | WSW 12 | W 17 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | NW 11 |
 kJ | 80 | 76 | 73 | 47 | 144 | 201 | 196 | 191 | 179 | 169 | 165 | 116 | 113 | 102 | 98 | 66 | 64 | 49 | 46 | 45 | 42 | 23 | 23 | 29 |
Swell 2 Height (m) Direction Period (s) | — | — | W 19 | WNW 18 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | W 10 | WSW 10 | W 10 | WSW 10 | W 10 | — | — | W 10 | W 10 | W 10 | W 10 |
| kJ | — | — | 28 | 61 | 46 | 42 | 24 | 40 | 23 | 23 | 22 | 21 | 10 | 8 | 10 | 8 | 10 | 8 | — | — | 8 | 2 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 7 | S 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | E 3 | — | — | E 2 | E 2 | ESE 3 | ESE 3 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 1 | — | — | 1 | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 101 | 106 | 106 | 0 | 4 | 0 | 0 | 0 | 0 | 22 | 22 | 32 | 32 | 22 | 22 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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