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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 6 pm Saturday 23 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
11.7° C
(Which is normal for this time of year)How big are the waves at Bunatrahir Bay today?
The current surf forecast for Bunatrahir Bay at 12AM is: 1.9m 10s primary swell from a West-southwest direction and 0.1m 15s secondary swell from a West direction (forecast issued at 06:00pm May 23). The wind direction is predicted to be offshore and the swell rating is 3.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 May) | - | - |
| Afternoon (24 May) | 5ft (1.5m) | 9s |
| Evening (24 May) | 6ft (1.8m) | 10s |
Table - waves today at Bunatrahir Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 18°C on Mon morning, min 12°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
WSW 9 | WSW 9 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | |
368 | 485 | 587 | 657 | 657 | 579 | 452 | 433 | 487 | 610 | 1887 | 1838 | 1783 | 1607 | 1420 | 1320 | 1141 | 1122 | 1103 | 1249 | 1229 | 1147 | 866 | 757 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | off | off | off | off | off | off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 00:33AM3.03m | 1:29PM2.37m | 1:42AM2.95m | 2:38PM2.46m | 2:45AM2.92m | |||||||||||||||||||
Low Tide | 5:53PM0.98m | 7:20AM0.73m | 7:12PM1.05m | 8:27AM0.70m | 8:26PM1.02m | 9:20AM0.65m | ||||||||||||||||||
 | |  | | |  | |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — |
 | — | 9:46 | — | — | — | — | — | — | — | 9:49 | — | — | — | — | — | — | — | 9:50 | — | — | — | — | — | 9:52 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 14 | 13 | 13 | 13 | 12 | 14 | 17 | 17 | 16 | 15 | 14 | 14 | 14 | 15 | 18 | 17 | 15 | 13 | 13 | 13 | 13 | 15 | 16 |
9 | 10 | 9 | 10 | 10 | 10 | 11 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 17 | 16 | 14 | 12 | 11 | 12 | 11 | 14 | 15 | |
Swell 1 Height (m) Direction Period (s) | W 16 | SW 16 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | W 16 | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 |
 kJ | 5 | 9 | 587 | 657 | 657 | 579 | 452 | 433 | 124 | 610 | 1887 | 1838 | 1783 | 1607 | 1420 | 1320 | 1141 | 1122 | 1103 | 1249 | 1229 | 1147 | 866 | 757 |
Swell 2 Height (m) Direction Period (s) | — | — | — | W 15 | SW 14 | SW 15 | SW 15 | W 16 | W 12 | W 15 | — | — | — | — | — | — | — | — | — | — | — | W 21 | W 21 | — |
| kJ | — | — | — | 4 | 8 | 8 | 8 | 21 | 11 | 522 | — | — | — | — | — | — | — | — | — | — | — | 9 | 9 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | W 18 | — | W 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 6 | — | 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 9 | WSW 9 | — | — | — | S 3 | S 3 | — | WSW 9 | WSW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 3 |
| kJ | 368 | 485 | — | — | — | 3 | 3 | — | 487 | 452 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 9 | 9 | 0 | 0 | 0 | 0 | 0 | 9 | 131 | 58 | 58 | 50 | 42 | 42 | 42 | 58 |
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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