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Surf Forecasts:

Bunatrahir Bay surfForecast / Mayo and Achill Island / Ireland

information circle12 Day Weather and Surf, issued 5 am Thursday 12 Feb 2026 IST
Forecast 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
8.5° C
 (Which is 1.0°C colder than average for this time of year)

Best Forecast Surf Conditions for Bunatrahir Bay this week:

The surf forecast for Bunatrahir Bay over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Feb 14) at 6AM. The primary swell is predicted to be 1.4m and 13s period with a secondary swell of 1.3m and 9s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Bunatrahir Bay in the next 12 days are 5.0m 14s and forecast to arrive on Monday (Feb 16) at 9PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.2m 6s period and expected on Thursday (Feb 19) at 12AM.

Wave TypeTime (IST) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Sat 14th Feb)4.5ft (1.4m) 13s
Best Surf 3PM (Sun 15th Feb)11ft (3.5m) 12s
Most Powerful 9PM (Mon 16th Feb)16ft (5.0m) 14s

Table - best surf conditions forecast for Bunatrahir Bay over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Moderate rain (total 16mm), heaviest on Thu afternoon. Mild temperatures (max 8°C on Sat night, min 2°C on Sat afternoon). Winds decreasing (strong winds from the NE on Thu night, light winds from the W by Fri night).

Days 3-6 Weather Summary Moderate rain (total 18mm), heaviest on Sun night. Mild temperatures (max 8°C on Sun morning, min 3°C on Tue afternoon). Winds increasing (light winds from the NE on Mon night, strong winds from the ENE by Tue night).

Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
5
0
0
0
0
2
3
1
3
3
!
!
!
0
!
1
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.5
W
2.4
WSW
2
WSW
1.6
WSW
2.2
N
1.3
WSW
1.3
WSW
1.2
WSW
2.1
WSW
3
W
3.5
W
3.5
W
4.5
W
5
W
4
W
2.5
W
3
N
2.3
N
1.7
N
1.3
N
0.8
N
Period(s) (?)16161413813121211121211141414131212121211
Wave
Graph
(?)Metric surfscale
Energy kJ (?)3834271215487995636085194321064253830212737782091256687210421401496773456149
Wind
(km/h)
5
SE
35
ENE
40
NE
35
NNE
25
NNE
10
NNW
15
S
30
SSE
20
SSW
15
WSW
25
SW
30
WSW
35
WNW
40
W
5
NE
30
ENE
35
ENE
40
ENE
30
E
30
SSE
50
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
on		cross-
on		onononoffoffoffcross-
off		cross-
off		cross-
off		crosscrosscross-
on		crosscrosscross-
on		crosscross-
off		cross-
off
High Tide
/ height (m)
2:23PM
2.18
3:05AM
2.46
3:30PM
2.34
3:56AM
2.71
4:15PM
2.54
4:35AM
2.98
4:51PM
2.73
5:09AM
3.24
5:25PM
2.91
5:40AM
3.46
5:58PM
3.05
6:12AM
3.62
6:31PM
3.15
Low Tide
/ height (m)
8:35PM
1.21
9:27AM
1.14
9:31PM
1.00
10:12AM
0.91
10:12PM
0.77
10:49AM
0.68
10:46PM
0.55
11:22AM
0.45
11:18PM
0.37
11:53AM
0.26
11:50PM
0.23
12:25PM
0.11
12:22AM
0.14
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Sunrise8:04--8:03--8:00--7:58--7:56--7:54--7:52--
Sunset-5:37--5:39--5:42--5:44--5:45--5:49--5:51-
light rain
light rain
light rain
rain showers
part cloud
part cloud
cloud
light rain
rain showers
part cloud
rain showers
rain showers
rain showers
rain showers
light rain
cloud
light rain
rain showers
part cloud
cloud
mod rain
Rain (mm)
2421---34-25233-21--7
Temp. °C755665538877787543347
Feels °C (?)5-3-3-2-200-52210-1-13-3-5-8-4-42
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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FREE! Surf-Forecast.com widget for your website

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.

View detailed surf forecast for Bunatrahir Bay at:
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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 12 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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