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Bunatrahir Bay Surf Forecast
/ Mayo and Achill Island (14 surf breaks) /
Surf Forecasts:
Bunatrahir Bay surfForecast / Mayo and Achill Island / Ireland
48hr Weather and Surf, issued 12 am Thursday 14 May 2026 ISTForecast update in hr min s Forecast update imminent
Bunatrahir Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bunatrahir Bay sea temperature is
11.8° C
(Which is slightly warmer than usual)How big are the waves at Bunatrahir Bay today?
The current surf forecast for Bunatrahir Bay at 9AM is: 3.0m 10s primary swell from a North-northwest direction (forecast issued at 12:00am May 14). An open ocean swell of 0.1m 16s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 10ft (3.0m) | 10s |
| Afternoon (14 May) | 10ft (3.0m) | 9s |
| Evening (14 May) | 6ft (1.9m) | 8s |
Table - waves today at Bunatrahir Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Wed night. Very mild (max 11°C on Sat afternoon, min 8°C on Thu morning). Winds decreasing (fresh winds from the NNW on Wed night, calm by Fri night). | ||||||||||||||||||||||||
Thursday 14 | Friday 15 | Saturday 16 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
NW 10 | NW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | N 8 | N 8 | N 8 | N 8 | N 7 | N 7 | N 7 | N 7 | N 7 | W 8 | WNW 8 | WNW 8 | W 8 | WNW 7 | W 12 | W 12 | WNW 14 | |
3328 | 2694 | 2149 | 1724 | 1490 | 1205 | 1072 | 493 | 422 | 287 | 227 | 183 | 131 | 106 | 86 | 66 | 61 | 94 | 104 | 124 | 232 | 309 | 418 | 800 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | glassy | off | off | off | off | cross-off | cross | cross | cross | |
High Tide | 4:05AM3.16m | 4:46PM3.03m | 4:52AM3.33m | 5:28PM3.27m | 5:40AM3.45m | 6:11PM3.45m | ||||||||||||||||||
Low Tide | 10:29AM0.26m | 10:41PM0.53m | 11:10AM0.08m | 11:27PM0.30m | 11:51AM-0.02m | |||||||||||||||||||
 |  |  | | |  | |  | | | | | | | | | | | | |  | | | | |
 | — | 5:35 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:31 | — | — | — | — | — | — | — | 9:34 | — | — | — | — | — | — | — | 9:36 | — |
— | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | |
Temp °C | 9 | 9 | 9 | 8 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 9 | 8 | 9 | 9 | 10 | 10 | 11 | 10 | 8 |
1 | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 3 | 4 | 5 | 4 | 5 | 6 | 8 | 7 | 5 | 6 | 6 | 7 | 6 | 5 | 5 | 3 | |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | W 10 | W 10 | NW 9 | WNW 8 | NW 8 | WNW 8 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | WNW 8 | WNW 8 | W 8 | WNW 13 | W 12 | W 12 | WNW 14 |
 kJ | 10 | 10 | 10 | 10 | 9 | 2 | 2 | 371 | 224 | 187 | 166 | 183 | 131 | 106 | 86 | 66 | 51 | 94 | 104 | 124 | 232 | 309 | 418 | 799 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | SW 15 | SW 15 | SW 15 | W 9 | W 9 | W 9 | WNW 8 | WNW 7 | WNW 7 | NW 7 | W 9 | W 8 | N 7 | N 8 | N 10 | N 10 | N 10 | WNW 15 | N 10 |
| kJ | — | — | — | — | — | 9 | 8 | 8 | 16 | 15 | 15 | 130 | 88 | 84 | 43 | 55 | 61 | 51 | 32 | 80 | 77 | 53 | 174 | 50 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SW 15 | SW 15 | SW 15 | W 9 | W 9 | W 9 | W 7 | NW 7 | WNW 7 | WNW 16 | NNE 10 | W 14 | — | — | N 10 | — |
| kJ | — | — | — | — | — | — | — | — | 8 | 8 | 8 | 15 | 25 | 14 | 25 | 34 | 37 | 24 | 37 | 96 | — | — | 51 | — |
Wind waves Height (m) Direction Period (s) | NW 10 | NW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | N 8 | N 8 | N 8 | N 8 | — | — | — | — | — | — | SSW 2 | SSW 3 | SSW 3 | WNW 7 | W 7 | W 8 | W 10 |
| kJ | 3328 | 2694 | 2149 | 1724 | 1490 | 1205 | 1072 | 493 | 422 | 287 | 227 | — | — | — | — | — | — | 1 | 2 | 1 | 181 | 231 | 253 | 800 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 616 | 844 | 593 | 686 | 1212 | 1290 | 844 | 406 | 386 | 300 | 151 | 300 | 63 | 226 | 226 | 0 | 0 | 0 | 0 | 0 | 9 | 179 | 182 | 179 |
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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