Rossnowlagh Surf Break

Lat Long: 54.57° N 8.23° W

Rossnowlagh 48 hour detailed Surf Forecast

Issued: 12 pm 23 Jul 2026 (local time)

Forecast update in  hr  min

Today's Rossnowlagh sea temperature is
16.7° C
2.2° 

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 (23 Jul):

  • Morning surf: Morning surf (23 Jul, local time) - 1ft (0.3m), 6s period with NW swell.
  • Afternoon surf: Afternoon surf (23 Jul, local time) - 1ft (0.3m), 8s period with W swell.
  • Evening surf: Evening surf (23 Jul, local time) - 0.5ft (0.2m), 12s period with WNW swell.

The current surf forecast for Rossnowlagh at 8PM is: 0.3m 8s primary swell from a West direction and 0.3m 6s secondary swell from a Northwest direction (forecast issued at 12:00pm July 23). The wind direction is predicted to be onshore.

Time (IST) & DateWave HeightWave Period
Morning (23 Jul)1ft (0.3m)6s
Afternoon (23 Jul)1ft (0.3m)8s
Evening (23 Jul)0.5ft (0.2m)12s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Fri night. Very mild (max 17°C on Fri afternoon, min 13°C on Thu night). Wind will be generally light.

Thu
23
Friday
24
Saturday
25
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
0
0
0
0
0
0
0
0
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
Wave
Height (m)
Direction
Period (s)
0.3
NW
6
0.3
W
8
0.3
W
8
0.3
W
8
0.2
WNW
12
0.3
WNW
11
0.9
WNW
10
0.9
WNW
10
1.1
WNW
9
1.1
WNW
8
1.1
WNW
8
1.2
WNW
8
1.2
WNW
8
0.9
W
9
1.6
W
8
1.8
W
8
1.9
WNW
9
1.8
WNW
10
1.8
WNW
10
1.7
WNW
10
1.7
WNW
10
Wave Graph
Metric surfscale
Energy kJ
6
12
12
12
13
24
155
148
206
184
171
197
192
127
326
439
597
600
650
596
573
Wind (km/h)
10
NW
15
WNW
20
W
15
WNW
10
WNW
10
WSW
15
WSW
15
SW
20
WSW
20
W
25
W
20
W
20
W
25
WSW
30
WSW
25
W
25
WNW
20
WNW
25
W
20
W
15
WSW
Wind State
cross-on
on
on
on
on
on
cross-on
cross-on
on
on
on
on
on
cross-on
on
on
on
on
on
on
cross-on
High Tide
1:54PM2.53m
2:20AM2.48m
3:07PM2.57m
3:34AM2.47m
4:12PM2.70m
Low Tide
7:28AM1.13m
8:08PM1.27m
8:40AM1.17m
9:27PM1.23m
9:45AM1.11m
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
part cloud
light rain
cloud
light rain
light rain
part cloud
part cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:26
5:28
5:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:50
9:47
9:45
 mm
1
1
1
1
Temp °C
15
16
15
15
13
13
13
13
15
16
17
15
14
14
14
15
15
16
16
15
15
Feels °C
14
14
12
12
12
12
11
11
12
12
13
12
11
9
9
11
12
13
12
12
14
  • 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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