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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 Wednesday 27 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
12.0° C
(Which is normal for this time of year)How big are the waves at Carrownisky today?
The current surf forecast for Carrownisky at 10AM is: 0.3m 10s primary swell from a West direction (forecast issued at 06:00am May 27). The wind direction is predicted to be offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 May) | 1ft (0.3m) | 10s |
| Afternoon (27 May) | 0.5ft (0.2m) | 10s |
| Evening (27 May) | 0.5ft (0.2m) | 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 5mm), mostly falling on Fri night. Warm (max 23°C on Wed afternoon, min 12°C on Thu night). Winds increasing (light winds from the SE on Thu morning, fresh winds from the SW by Thu night). | ||||||||||||||||||||||||
Wednesday 27 | Thursday 28 | Friday 29 | Sat 30 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 16 | SW 16 | SW 16 | SSW 4 | SSW 4 | SW 4 | WSW 4 | WSW 4 | WSW 4 | SW 4 | WSW 9 | WSW 8 | SW 8 | |
18 | 18 | 17 | 17 | 7 | 7 | 6 | 6 | 6 | 6 | 1 | 5 | 10 | 10 | 17 | 29 | 28 | 29 | 25 | 18 | 16 | 32 | 24 | 14 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | off | off | off | off | off | off | off | cross-off | cross | cross-on | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | |
High Tide | 3:58PM3.29m | 4:11AM3.21m | 4:37PM3.41m | 4:54AM3.28m | 5:13PM3.50m | |||||||||||||||||||
Low Tide | 9:38AM0.74m | 10:05PM0.91m | 10:18AM0.72m | 10:45PM0.77m | 10:55AM0.71m | 11:22PM0.67m | ||||||||||||||||||
 |  | | | | | | | | |  | | | |  |  | |  |  | | | | | | |
 | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | 5:18 |
 | — | — | — | — | — | 9:52 | — | — | — | — | — | — | — | 9:52 | — | — | — | — | — | — | — | 9:54 | — | 9:55 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | |
Temp °C | 18 | 17 | 18 | 21 | 23 | 22 | 18 | 17 | 16 | 15 | 15 | 17 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 13 | 13 | 14 | 13 | 13 |
15 | 13 | 15 | 19 | 21 | 20 | 15 | 15 | 14 | 13 | 15 | 15 | 9 | 10 | 7 | 8 | 7 | 7 | 7 | 8 | 8 | 10 | 10 | 10 | |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 10 | W 10 | W 9 | W 9 | WNW 8 | WNW 7 | WSW 9 | WSW 8 | SW 8 |
 kJ | 18 | 18 | 17 | 17 | 7 | 7 | 6 | 6 | 6 | 6 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 6 | 5 | 32 | 24 | 14 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | W 18 | W 18 | — | — | — | — | W 16 | SW 16 | SW 16 | — | — | — | — | — | — | — | WNW 7 | WNW 8 | WSW 10 |
| kJ | — | — | — | — | — | 6 | 6 | — | — | — | — | 5 | 10 | 10 | — | — | — | — | — | — | — | 11 | 6 | 9 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 16 | WNW 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 10 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | ESE 2 | — | — | — | — | SSW 2 | SSW 3 | SSW 4 | SSW 4 | SW 4 | WSW 4 | WSW 4 | WSW 4 | SW 4 | SSW 4 | S 3 | S 3 |
| kJ | — | — | — | — | — | — | — | 1 | — | — | — | — | 1 | 5 | 17 | 29 | 28 | 29 | 25 | 18 | 16 | 9 | 6 | 8 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 29 | 29 | 22 | 22 | 30 | 74 | 74 | 70 | 74 | 36 | 36 | 494 | 496 | 700 | 496 | 194 | 86 | 246 | 166 | 159 | 486 | 74 | 70 | 70 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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