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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 Friday 29 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
13.4° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Carrownisky today (29 May):
- Afternoon surf: Afternoon surf (29 May, local time) - 3ft (0.9m), 8s period with SW swell.
- Evening surf: Evening surf (29 May, local time) - 1.5ft (0.4m), 9s period with WSW swell.
The current surf forecast for Carrownisky at 10PM is: 0.4m 9s primary swell from a West-southwest direction and 0.2m 8s secondary swell from a West-northwest direction, 0.5m 3s secondary swell from a South-southwest direction (forecast issued at 06:00pm May 29). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 May) | - | - |
| Afternoon (29 May) | 3ft (0.9m) | 8s |
| Evening (29 May) | 1.5ft (0.4m) | 9s |
Table - waves today at Carrownisky. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Sat morning. Very mild (max 15°C on Sat afternoon, min 12°C on Fri night). Winds decreasing (fresh winds from the SW on Sat night, light winds from the S by Mon morning). | ||||||||||||||||||||||||
Fri 29 | Saturday 30 | Sunday 31 | Mon 1 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SW 8 | WSW 10 | WSW 9 | WSW 10 | WSW 8 | WSW 9 | WSW 10 | WSW 12 | WSW 12 | WSW 11 | SW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | W 11 | W 11 | WSW 11 | WSW 10 | WSW 10 | |
80 | 35 | 32 | 36 | 24 | 45 | 71 | 147 | 142 | 100 | 182 | 157 | 148 | 148 | 148 | 148 | 145 | 97 | 95 | 61 | 58 | 64 | 41 | 33 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-on | cross | cross | |
High Tide | 5:13PM3.50m | 5:33AM3.33m | 5:48PM3.57m | 6:10AM3.37m | 6:22PM3.61m | 6:47AM3.36m | ||||||||||||||||||
Low Tide | 11:22PM0.67m | 11:30AM0.70m | 11:57PM0.60m | 12:05PM0.71m | 00:32AM0.56m | 12:39PM0.74m | ||||||||||||||||||
 | |  | |  |  | | |  |  |  |  |  | | | | | | | | | | | | |
 | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — |
 | — | 9:54 | — | — | — | — | — | — | — | 9:55 | — | — | — | — | — | — | — | 9:57 | — | — | — | — | — | 9:58 |
— | — | — | — | 1 | 1 | 3 | 1 | 1 | — | 1 | — | — | 1 | — | 1 | — | — | — | — | 1 | — | — | 1 | |
Temp °C | 13 | 14 | 13 | 13 | 13 | 12 | 12 | 13 | 14 | 15 | 13 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
8 | 10 | 9 | 10 | 8 | 7 | 7 | 11 | 10 | 10 | 8 | 7 | 8 | 8 | 9 | 9 | 9 | 10 | 11 | 11 | 11 | 10 | 10 | 12 | |
Swell 1 Height (m) Direction Period (s) | WNW 8 | WSW 10 | WSW 9 | WSW 10 | WSW 8 | WSW 9 | WSW 10 | WSW 12 | WSW 12 | WSW 11 | N 11 | N 11 | NW 11 | WSW 11 | N 10 | N 10 | N 10 | WSW 11 | WSW 11 | W 11 | W 11 | WSW 11 | WSW 10 | WSW 10 |
 kJ | 6 | 35 | 32 | 36 | 24 | 45 | 71 | 147 | 142 | 100 | 2 | 2 | 4 | 148 | 2 | 2 | 2 | 97 | 95 | 61 | 58 | 64 | 41 | 33 |
Swell 2 Height (m) Direction Period (s) | — | WNW 8 | WNW 8 | WNW 8 | W 10 | W 14 | WSW 13 | — | — | — | — | — | — | NW 11 | — | — | — | N 10 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | — | 6 | 6 | 6 | 8 | 4 | 33 | — | — | — | — | — | — | 4 | — | — | — | 2 | 7 | 7 | 8 | 8 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | — | — | SW 16 | SW 16 | NW 7 | NW 7 | SW 16 | — | — | — | — | — | — | — | — | — | — | — | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 |
| kJ | — | — | 10 | 10 | 2 | 2 | 11 | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | 2 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | SW 8 | SSW 4 | SSW 3 | S 3 | S 3 | S 3 | S 3 | S 3 | SSW 3 | SSW 4 | SW 11 | WSW 11 | WSW 11 | — | WSW 11 | WSW 11 | WSW 11 | SW 3 | — | — | — | — | — | — |
| kJ | 80 | 8 | 6 | 5 | 5 | 5 | 5 | 5 | 7 | 11 | 182 | 157 | 148 | — | 148 | 148 | 145 | 2 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 74 | 74 | 70 | 70 | 70 | 70 | 6 | 6 | 6 | 74 | 74 | 74 | 74 | 74 | 74 | 166 | 165 | 74 | 6 | 0 | 0 | 70 | 70 | 70 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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