Rossnowlagh Surf Break

Lat Long: 54.57° N 8.23° W

Rossnowlagh 48 hour detailed Surf Forecast

Issued: 6 am 23 Oct 2026 (local time)

Forecast update in  hr  min

Today's Rossnowlagh sea temperature is
13.3°C
1.2° 

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 Oct):

  • Morning surf: Morning surf (23 Oct, local time) - 7ft (2.1m), 12s period with WNW swell.
  • Afternoon surf: Afternoon surf (23 Oct, local time) - 8ft (2.5m), 12s period with WNW swell.
  • Evening surf: Evening surf (23 Oct, local time) - 8ft (2.5m), 13s period with WNW swell.

The current surf forecast for Rossnowlagh at 10AM is: 2.4m 12s primary swell from a West-northwest direction (forecast issued at 06:00am October 23). The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (23 Oct)7ft (2.1m)12s
Afternoon (23 Oct)8ft (2.5m)12s
Evening (23 Oct)8ft (2.5m)13s

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


Short Range Forecast

Heavy rain (total 28mm), heaviest during Sat morning. Very mild (max 14°C on Sat morning, min 8°C on Fri night). Winds increasing (light winds from the S on Fri night, gales from the WSW by Sat night).

Friday
23
Saturday
24
Sunday
25
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
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
0
0
0
0
0
1
3
2
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)
1.7
WNW
11
1.8
WNW
11
2.4
WNW
12
2.4
WNW
12
2.5
WNW
13
3
WNW
13
2.5
W
13
2.5
WNW
13
2.3
W
13
2.2
WNW
13
1.7
WNW
13
2.3
WSW
12
4
W
11
5.5
W
13
6.5
W
14
6.5
W
16
6.5
WNW
15
6
WNW
15
5.5
WNW
14
5
WNW
14
5
W
13
4
W
13
3.5
WNW
12
Wave Graph
Metric surfscale
Energy kJ
679
772
1569
1647
2257
2496
2323
2085
1862
1544
980
1396
4119
9080
16337
20848
18302
15490
12049
9646
7706
5430
3459
Wind (km/h)
30
NW
25
NW
35
NW
30
NW
30
WNW
25
WNW
20
W
15
SW
15
S
25
SSE
45
SSE
35
SW
55
WSW
60
WSW
65
WSW
65
W
60
W
55
WNW
50
WNW
50
W
45
W
40
W
30
W
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross
cross-off
cross-off
cross-on
on
cross-on
on
on
on
on
on
on
on
on
on
High Tide
4:38PM3.30m
5:09AM3.13m
5:14PM3.50m
5:44AM3.37m
5:52PM3.65m
Low Tide
10:27AM0.77m
10:58PM0.35m
11:04AM0.53m
11:30PM0.13m
11:40AM0.32m
light rain
light rain
light rain
part cloud
clear
part cloud
cloud
light rain
cloud
light rain
light rain
mod rain
rain showers
light rain
rain showers
light rain
light rain
rain showers
rain showers
light rain
light rain
cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
8:15
—
—
—
—
—
—
—
8:18
—
—
—
—
—
—
—
7:19
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:16
—
—
—
—
—
—
—
6:15
—
—
—
—
—
—
—
5:13
—
—
 mm
5
3
1
—
—
—
—
1
—
1
2
8
3
1
1
1
1
2
1
1
1
—
1
Temp °C
7
8
9
10
10
9
9
8
8
9
10
14
9
9
9
9
9
9
9
10
10
10
10
Feels °C
0
2
1
2
2
3
4
4
4
3
0
8
-3
-3
-4
-4
-4
-2
-2
-1
0
1
3
  • 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 

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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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