Rossnowlagh Surf Break

Lat Long: 54.57° N 8.23° W

Rossnowlagh 48 hour detailed Surf Forecast

Issued: 12 am 24 Aug 2026 (local time)

Forecast update in  hr  min

Today's Rossnowlagh sea temperature is
16.6°C
1.9° 

Rossnowlagh surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Rossnowlagh today (24 Aug):

  • Morning surf: Morning surf (24 Aug, local time) - 3.5ft (1.0m), 11s period with WNW swell.
  • Afternoon surf: Afternoon surf (24 Aug, local time) - 3.5ft (1.1m), 11s period with W swell.
  • Evening surf: Evening surf (24 Aug, local time) - 3.5ft (1.1m), 10s period with W swell.

The current surf forecast for Rossnowlagh at 5AM is: 0.9m 12s primary swell from a West-northwest direction (forecast issued at 12:00am August 24). The wind direction is predicted to be offshore.

Time (IST) & DateWave HeightWave Period
Morning (24 Aug)3.5ft (1.0m)11s
Afternoon (24 Aug)3.5ft (1.1m)11s
Evening (24 Aug)3.5ft (1.1m)10s

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


Short Range Forecast

Light rain (total 9mm), mostly falling on Tue night. Warm (max 21°C on Mon afternoon, min 10°C on Sun night). Wind will be generally light.

Monday
24
Tuesday
25
Wednesday
26
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
4 PM
7 PM
10 PM
Rating
(10 max)
0
1
1
1
2
2
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
WNW
11
0.8
WNW
12
1
WNW
12
1
WNW
11
1.1
WNW
11
1.1
W
10
1.1
W
10
1.1
W
10
1
W
10
1
W
10
0.9
W
10
0.8
W
10
0.7
W
9
0.6
W
9
0.5
W
9
0.5
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.3
W
8
0.3
W
7
0.3
W
7
0.3
WNW
10
0.5
W
10
Wave Graph
Metric surfscale
Energy kJ
44
180
260
254
286
270
259
254
206
200
156
118
81
56
38
35
21
21
19
10
10
10
21
50
Wind (km/h)
10
ESE
10
ESE
10
ESE
10
ESE
10
SSE
10
SE
10
ESE
10
ESE
10
ESE
15
E
15
E
20
ESE
20
ESE
20
ESE
20
ESE
15
ESE
15
ENE
20
ENE
20
E
20
E
15
E
15
E
10
E
10
ENE
Wind State
cross-off
cross-off
off
cross-off
cross-off
cross-off
off
off
off
off
off
off
cross-off
cross-off
cross-off
off
off
off
off
off
off
off
off
off
High Tide
4:21AM2.45m
4:45PM2.84m
5:06AM2.65m
5:25PM3.10m
5:42AM2.85m
5:59PM3.35m
Low Tide
10:17PM1.18m
10:21AM1.07m
11:03PM0.95m
11:02AM0.84m
11:39PM0.72m
11:37AM0.61m
clear
clear
clear
clear
cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
light rain
light rain
light rain
light rain
part cloud
cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:24
6:26
6:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:45
8:42
8:39
 mm
3
3
2
1
Temp °C
13
11
10
14
18
21
20
15
14
13
12
16
19
20
18
14
14
15
15
15
17
17
18
16
Feels °C
11
9
8
12
15
19
18
13
12
10
9
12
15
16
15
12
12
12
12
12
15
16
18
16
  • 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
How to use the Wavefinder 

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 Rossnowlagh 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.


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