Surf Forecasts:
Bunatrahir Bay surf forecast from 11 Jul 2026:
- Best quality surf: Tuesday 14 Jul, 10AM (local time) - 2.5ft (0.7m), 10s period, W swell with cross-offshore winds.
- Most powerful swell: Saturday 11 Jul, 7PM (local time) - 3ft (0.9m), 8s period, WNW swell with 122 kJ wave energy.
- Next surfable swell (1★+): Tuesday 14 Jul, 10AM (local time) - 2.5ft (0.7m), 10s period with W swell.
Best Forecast Surf Conditions for Bunatrahir Bay this week:
The surf forecast for Bunatrahir Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jul 14) at 10AM. The primary swell is predicted to be 0.7m and 10s period with a secondary swell of 0.6m and 3s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Bunatrahir Bay in the next 16 days are 0.9m 8s and forecast to arrive on Saturday (Jul 11) at 7PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Monday (Jul 13) at 1AM.
| Wave Type | Time (IST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10AM (Tue 14th Jul) | 2.5ft (0.7m) 10s |
| Best Surf | 10AM (Tue 14th Jul) | 2.5ft (0.7m) 10s |
| Most Powerful | 7PM (Sat 11th Jul) | 3ft (0.9m) 8s |
Table - best surf conditions forecast for Bunatrahir Bay over the next 16 days.
Short Range ForecastMostly dry. Warm (max 23°C on Sun afternoon, min 12°C on Sat morning). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Warm (max 25°C on Wed afternoon, min 17°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||
Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WNW 9 | WNW 9 | NNE 5 | WNW 8 | NNE 5 | NNE 5 | WNW 7 | WSW 19 | W 11 | W 10 | W 10 | W 9 | WSW 9 | WSW 9 | WSW 8 | WSW 9 | WSW 8 | W 8 | W 8 | N 4 | NNW 5 |
Wave Graph  | |||||||||||||||||||||
 kJ | 206 | 162 | 91 | 49 | 39 | 31 | 18 | 37 | 60 | 100 | 69 | 45 | 27 | 28 | 24 | 25 | 23 | 12 | 12 | 16 | 38 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross | cross-on | cross | cross-off | cross-on | cross | cross-off | cross-on | cross-on | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | on | on |
High Tide | 3:48PM2.87m | 4:12AM2.90m | 4:48PM3.12m | 5:15AM3.03m | 5:43PM3.39m | 6:11AM3.13m | 6:34PM3.63m | 7:02AM3.18m | 7:22PM3.79m | 7:50AM3.17m | 8:08PM3.85m | 8:36AM3.09m | 8:53PM3.79m | ||||||||
Low Tide | 9:58PM0.71m | 10:24AM0.50m | 11:01PM0.46m | 11:18AM0.36m | 11:58PM0.23m | 12:08PM0.22m | 00:50AM0.06m | 12:54PM0.14m | 1:39AM-0.02m | 1:39PM0.11m | 2:27AM-0.00m | 2:22PM0.17m | 3:12AM0.10m | ||||||||
 | |  | | |  | | | | | | |  |  | | | | | | | | |
 | 5:16 | — | — | 5:18 | — | — | 5:18 | — | — | 5:20 | — | — | 5:22 | — | — | 5:22 | — | — | 5:24 | — | — |
 | — | — | 10:07 | — | — | 10:07 | — | — | 10:06 | — | — | 10:04 | — | — | 10:02 | — | — | 10:01 | — | — | 10:00 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 13 | 13 | 20 | 23 | 21 | 20 | 22 | 19 | 20 | 23 | 21 | 21 | 25 | 22 | 22 | 22 | 21 | 21 | 20 | 16 |
Feels °C | 7 | 9 | 12 | 18 | 22 | 20 | 18 | 20 | 17 | 18 | 22 | 21 | 20 | 25 | 22 | 20 | 21 | 21 | 18 | 17 | 14 |
Swell 1 Height (m) Direction Period (s) | WNW 9 | WNW 9 | WNW 8 | WNW 8 | W 7 | NNE 5 | WNW 7 | WNW 7 | NE 5 | W 10 | W 10 | W 9 | WSW 9 | WSW 9 | WSW 8 | WSW 9 | WSW 8 | W 8 | W 8 | W 8 | W 8 |
| kJ | 206 | 162 | 68 | 44 | 27 | 31 | 18 | 17 | 24 | 100 | 69 | 45 | 27 | 28 | 24 | 25 | 23 | 12 | 12 | 12 | 21 |
Swell 2 Height (m) Direction Period (s) | W 18 | W 18 | W 17 | W 16 | W 16 | WNW 7 | W 14 | W 12 | W 11 | SW 18 | WSW 18 | SW 18 | SW 16 | SW 16 | NE 5 | NNE 5 | NE 4 | SW 15 | SW 14 | SW 13 | W 13 |
| kJ | 6 | 6 | 6 | 5 | 5 | 16 | 15 | 27 | 60 | 12 | 31 | 12 | 10 | 10 | 7 | 3 | 1 | 8 | 8 | 7 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | N 8 | W 21 | W 21 | W 20 | WSW 19 | WNW 9 | — | — | W 14 | W 11 | — | SW 16 | SW 15 | SW 15 | NE 5 | — | — | N 9 |
| kJ | — | — | — | 1 | 9 | 9 | 8 | 37 | 32 | — | — | 4 | 2 | — | 10 | 9 | 8 | 1 | — | — | 2 |
Wind waves Height (m) Direction Period (s) | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | ESE 3 | ENE 3 | NE 3 | ESE 4 | ENE 3 | NE 3 | NE 4 | ENE 4 | ENE 4 | — | — | — | NNE 4 | N 4 | N 4 | NNW 5 |
| kJ | 56 | 85 | 91 | 49 | 39 | 4 | 10 | 7 | 4 | 7 | 5 | 27 | 15 | 8 | — | — | — | 1 | 7 | 16 | 38 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 81 | 151 | 50 | 20 | 20 | 456 | 254 | 58 | 20 | 0 | 20 | 58 | 243 | 58 | 58 | 58 | 58 | 58 | 280 | 280 | 60 |
Best forecast wave conditions in Mayo and Achill Island | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Bunatrahir Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Bunatrahir Bay Surf forecast
The above surf forecast table for Bunatrahir Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Bunatrahir Bay can be found by selecting the local surf guide option on the grey menu. Our Bunatrahir Bay surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Bunatrahir Bay) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Bunatrahir Bay may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in Mayo and Achill Island? If you are looking for accommodation near Bunatrahir Bay, camping, hotels and holiday cottages in Mayo and Achill Island, consider staying in Ballina which is 24 km (15 miles) away. Other places in and around Mayo and Achill Island where you can find information about places to rent, and car hire include Belmullet which is 41 km (25 miles) away, Westport, Sligo and Claremorris.
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