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Surf Forecasts:

Bunatrahir Bay surfForecast / Mayo and Achill Island / Ireland

information circle48hr Weather and Surf, issued 11 am Friday 21 Nov 2025 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
11.9° C
 (Which is slightly warmer than usual)

How big are the waves at Bunatrahir Bay today?

The current surf forecast for Bunatrahir Bay at 2PM is: 1.1m 13s primary swell from a West direction and 0.9m 10s secondary swell from a North direction (forecast issued at 11:00am November 21). An open ocean swell of 1.5m 6s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.

Time (IST) & DateWave HeightWave Period
Morning (21 Nov)4.5ft (1.3m)11s
Afternoon (21 Nov)3.5ft (1.1m)13s
Evening (21 Nov)4ft (1.2m)13s

Table - waves today at Bunatrahir Bay. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
21
Saturday
22
Sunday
23
Monday
24
9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM
Rating
(10 max)
3
3
3
3
2
1
4
3
2
3
3
2
2
!
!
0
0
0
0
0
0
1
1
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.3
N
1.1
W
1.1
W
2
W
1.2
W
1.4
W
2
W
2
W
2
W
2
W
1.9
W
1.8
W
2.2
W
4.5
W
6.5
W
7.5
WNW
6.5
WNW
5
WNW
4.5
WNW
4
WNW
3.5
WNW
3
WNW
2.3
W
2.1
W
Period(s) (?)1114138131313131312121211912121110111110101011
Wave
Graph
(?)Metric surfscale
Energy kJ (?)38243942055249365313391308129811791031902123433561196014822103015761406332612750158711341007
Wind
(km/h)
15
S
20
S
20
SSE
20
SSW
10
WNW
15
W
15
WSW
15
SW
15
W
10
SW
10
SSW
20
SSE
30
WSW
35
WSW
45
W
50
W
55
WNW
55
WNW
45
NW
40
NW
40
NW
20
N
20
NNE
25
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffoffcrosscrosscross-
off		cross-
off		crosscross-
off		offcross-
off		cross-
off		cross-
off		cross-
off		crosscrosscross-
on		cross-
on		cross-
on		cross-
on		oncross-
on		cross-
on
High Tide
/ height (m)
6:07PM
2.94
6:25AM
3.20
6:40PM
2.84
7:00AM
3.14
7:15PM
2.72
Low Tide
/ height (m)
11:59AM
0.45
12:03AM
0.43
12:33PM
0.51
12:35AM
0.51
1:09PM
0.61
1:08AM
0.60
Friday
21
Saturday
22
Sunday
23
Monday
24
Sunrise8:15-------8:18-------8:19-------
Sunset--4:29-------4:28-------4:25-----
cloud
cloud
light rain
light rain
rain showers
clear
part cloud
cloud
clear
cloud
cloud
cloud
rain showers
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
rain showers
part cloud
Rain (mm)
--341-------5-111122231-
Temp. °C566799888998988888898989
Feels °C (?)01136544466420-2-3-4-4-10-1433
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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View detailed surf forecast for Bunatrahir Bay at:
surf-forecast.com

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