Rossnowlagh Surf Break

Lat Long: 54.57° N 8.23° W

Rossnowlagh 48 hour detailed Surf Forecast

Issued: 6 pm 27 Sep 2026 (local time)

Forecast update in  hr  min

Today's Rossnowlagh sea temperature is
15.7°C
2.3° 

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 (28 Sep):

  • Morning surf: Morning surf (28 Sep, local time) - 5.5ft (1.7m), 11s period with W swell.
  • Afternoon surf: Afternoon surf (28 Sep, local time) - 4.5ft (1.4m), 11s period with W swell.
  • Evening surf: Evening surf (28 Sep, local time) - 4.5ft (1.3m), 10s period with W swell.

The current surf forecast for Rossnowlagh at 2AM is: 1.9m 12s primary swell from a West direction (forecast issued at 06:00pm September 27). The wind direction is predicted to be cross-shore.

Time (IST) & DateWave HeightWave Period
Morning (28 Sep)5.5ft (1.7m)11s
Afternoon (28 Sep)4.5ft (1.4m)11s
Evening (28 Sep)4.5ft (1.3m)10s

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


Short Range Forecast

Moderate rain (total 16mm), heaviest on Tue night. Very mild (max 18°C on Tue night, min 8°C on Sun night). Winds increasing (light winds from the SSE on Sun night, strong winds from the SE by Tue night).

Sun
27
Monday
28
Tuesday
29
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
0
1
2
3
3
2
0
0
2
1
1
1
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2
W
11
2.2
W
12
2
W
12
1.9
W
12
1.8
W
12
1.7
W
12
1.6
W
11
1.5
W
11
1.4
W
11
1.4
W
11
1.3
W
10
1.2
W
10
1.1
W
11
0.9
W
11
0.8
W
10
0.6
W
10
0.4
WSW
12
0.4
WSW
11
0.3
W
10
Wave Graph
Metric surfscale
Energy kJ
1004
1280
1058
988
885
763
607
533
449
441
367
314
281
181
141
74
46
39
18
Wind (km/h)
30
WSW
20
W
15
SW
10
S
10
SSE
10
SSE
10
SSE
20
S
15
S
15
SE
20
SE
20
SE
20
SE
20
ESE
25
ESE
30
SE
35
ESE
35
SE
40
SE
Wind State
on
on
cross-on
cross
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
6:58PM3.80m
7:21AM3.55m
7:33PM3.78m
7:55AM3.56m
8:10PM3.65m
Low Tide
1:08AM-0.06m
1:17PM0.08m
1:40AM-0.04m
1:53PM0.11m
rain showers
rain showers
rain showers
cloud
clear
clear
clear
clear
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
7:28
—
—
—
—
—
—
—
7:30
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
7:20
—
—
—
—
—
—
—
7:16
—
—
—
—
—
—
—
7:15
—
 mm
1
1
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
14
12
11
10
9
8
10
14
15
14
12
11
10
11
13
17
17
17
18
Feels °C
8
7
8
7
6
5
7
10
11
11
8
7
6
7
8
12
11
11
12
  • 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.


Nearest locationNearest