Rossnowlagh Surf Break

Lat Long: 54.57° N 8.23° W

Rossnowlagh 48 hour detailed Surf Forecast

Issued: 12 am 19 Jul 2026 (local time)

Forecast update in  hr  min

Today's Rossnowlagh sea temperature is
18.0° C
3.6° 

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 (19 Jul):

  • Morning surf: Morning surf (19 Jul, local time) - 2ft (0.6m), 7s period with NW swell.
  • Afternoon surf: Afternoon surf (19 Jul, local time) - 1.5ft (0.5m), 7s period with NW swell.
  • Evening surf: Evening surf (19 Jul, local time) - 1ft (0.3m), 11s period with W swell.

The current surf forecast for Rossnowlagh at 7AM is: 0.6m 7s primary swell from a Northwest direction and 0.2m 9s secondary swell from a West direction (forecast issued at 12:00am July 19). The wind direction is predicted to be cross-shore.

Time (IST) & DateWave HeightWave Period
Morning (19 Jul)2ft (0.6m)7s
Afternoon (19 Jul)1.5ft (0.5m)7s
Evening (19 Jul)1ft (0.3m)11s

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


Short Range Forecast

Mostly dry. Very mild (max 18°C on Sun morning, min 11°C on Sat night). Wind will be generally light.

Sunday
19
Monday
20
Tuesday
21
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
0
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
NW
7
0.6
NW
7
0.6
NW
7
0.5
NW
7
0.5
NW
7
0.5
NW
7
0.3
W
12
0.3
W
11
0.3
W
11
0.4
W
11
0.4
W
11
0.4
W
11
0.4
W
11
0.4
W
11
0.4
W
10
0.4
W
10
0.4
W
10
0.4
W
10
0.4
W
10
0.4
W
10
0.4
W
10
0.5
NW
6
0.3
W
9
0.3
W
9
Wave Graph
Metric surfscale
Energy kJ
36
29
29
23
22
22
25
22
21
37
37
35
35
35
34
32
31
31
30
30
29
19
15
15
Wind (km/h)
5
NNW
5
NNW
5
N
5
NNW
10
NW
15
NW
15
NW
5
NNW
5
NW
10
NW
10
NNW
15
NNW
20
NW
20
NNW
20
NNW
10
NW
10
NNW
5
NNW
5
N
5
NW
15
NW
20
NW
15
NW
10
NW
Wind State
cross-on
glassy
cross
cross
cross-on
cross-on
cross-on
cross-on
glassy
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross
cross-on
glassy
glassy
cross-on
cross-on
cross-on
cross-on
High Tide
10:12AM3.01m
10:30PM3.51m
10:59AM2.85m
11:16PM3.19m
11:49AM2.70m
Low Tide
4:01AM0.30m
3:57PM0.49m
4:45AM0.53m
4:44PM0.73m
5:32AM0.77m
5:38PM0.98m
part cloud
clear
part cloud
clear
clear
part cloud
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:22
5:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:54
9:53
9:52
 mm
Temp °C
12
11
11
14
18
18
17
15
13
13
13
14
16
17
15
13
13
12
11
14
17
17
15
12
Feels °C
12
10
10
12
15
14
14
14
13
12
12
11
13
14
12
12
12
11
10
14
15
14
12
11
  • 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