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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 pm Friday 29 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
12.5° C
(Which is slightly warmer than usual)How big are the waves at Bunatrahir Bay today (29 May):
- Morning surf: Morning surf (29 May, local time) - 5.5ft (1.7m), 7s period with WSW swell.
- Afternoon surf: Afternoon surf (29 May, local time) - 4.5ft (1.4m), 8s period with WSW swell.
- Evening surf: Evening surf (29 May, local time) - 4ft (1.2m), 9s period with WSW swell.
The current surf forecast for Bunatrahir Bay at 6PM is: 1.1m 8s primary swell from a West-northwest direction and 0.7m 10s secondary swell from a West-southwest direction, 1.0m 7s secondary swell from a West-southwest direction (forecast issued at 12:00pm May 29). The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 May) | 5.5ft (1.7m) | 7s |
| Afternoon (29 May) | 4.5ft (1.4m) | 8s |
| Evening (29 May) | 4ft (1.2m) | 9s |
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 2mm), mostly falling on Sun night. Very mild (max 16°C on Sun afternoon, min 12°C on Fri morning). Mainly fresh winds. | ||||||||||||||||||||||||
Fri 29 | Saturday 30 | Sunday 31 | Mon 1 | |||||||||||||||||||||
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 | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 7 | WSW 7 | WSW 8 | WNW 8 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 10 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | |
325 | 319 | 204 | 145 | 217 | 186 | 113 | 142 | 351 | 1016 | 983 | 892 | 777 | 744 | 857 | 983 | 1036 | 1018 | 882 | 764 | 669 | 512 | 431 | 366 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | off | cross-off | |
High Tide | 5:36PM3.03m | 5:47AM2.91m | 6:10PM3.11m | 6:24AM2.90m | 6:44PM3.16m | 7:00AM2.87m | ||||||||||||||||||
Low Tide | 11:14AM0.50m | 11:38PM0.61m | 11:48AM0.48m | 00:15AM0.55m | 12:21PM0.48m | 00:51AM0.52m | ||||||||||||||||||
 |  |  | |  | | | | | | | |  | | | | | | | | |  | | | |
 | 5:13 | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:11 | — |
 | — | — | — | 9:55 | — | — | — | — | — | — | — | 9:57 | — | — | — | — | — | — | — | 9:59 | — | — | — | 10:00 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | |
Temp °C | 12 | 15 | 15 | 15 | 14 | 13 | 13 | 13 | 12 | 13 | 14 | 15 | 13 | 13 | 12 | 12 | 14 | 15 | 16 | 15 | 13 | 12 | 12 | 13 |
7 | 9 | 10 | 11 | 11 | 11 | 10 | 10 | 8 | 9 | 11 | 11 | 9 | 9 | 9 | 8 | 10 | 10 | 12 | 11 | 11 | 11 | 10 | 11 | |
Swell 1 Height (m) Direction Period (s) | NW 9 | WNW 8 | WNW 8 | WNW 8 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 10 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 12 | N 10 | N 10 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 |
 kJ | 21 | 41 | 138 | 145 | 217 | 186 | 113 | 142 | 351 | 1016 | 983 | 892 | 777 | 744 | 857 | 29 | 31 | 1018 | 882 | 764 | 669 | 512 | 431 | 366 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SW 18 | WSW 11 | WSW 10 | WNW 8 | WNW 8 | NW 7 | W 10 | W 13 | NW 7 | WNW 8 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | N 11 | — | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 |
| kJ | 13 | 13 | 65 | 120 | 103 | 74 | 56 | 50 | 89 | 14 | 6 | 22 | 35 | 33 | 31 | 10 | — | 33 | 52 | 52 | 50 | 49 | 48 | 48 |
Swell 3 Height (m) Direction Period (s) | — | W 18 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 10 | NW 7 | NW 7 | N 12 | NNW 11 | WNW 7 | WNW 7 | NW 7 | NW 8 | N 12 | — | — | — | — | — | — | — | — |
| kJ | — | 7 | 29 | 25 | 25 | 26 | 40 | 25 | 13 | 3 | 12 | 5 | 5 | 2 | 2 | 3 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 8 | WSW 7 | — | S 3 | SSE 3 | SE 3 | SE 3 | SE 3 | SE 3 | — | — | — | — | WSW 12 | WSW 12 | W 12 | — | — | — | — | — | — |
| kJ | 325 | 319 | 204 | 83 | — | 1 | 1 | 2 | 7 | 5 | 6 | — | — | — | — | 983 | 1036 | 800 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 244 | 203 | 9 | 9 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 9 | 9 | 9 | 9 | 9 | 9 | 232 | 232 | 9 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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