Rossnowlagh surf break

Rossnowlagh surfForecast / Donegal / Ireland

information circle48hr Weather and Surf, issued 12 pm Saturday 18 Apr 2026 IST
Forecast update in hr  min  s Forecast update imminent
Rossnowlagh surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rossnowlagh sea temperature is
9.0° C
(Which is slightly cooler than normal)

How big are the waves at Rossnowlagh today?

The current surf forecast for Rossnowlagh at 6PM is: 1.4m 10s primary swell from a West direction and 0.8m 9s secondary swell from a Northwest direction (forecast issued at 12:00pm April 18). The wind direction is predicted to be onshore.

Time (IST) & DateWave HeightWave Period
Morning (18 Apr)5ft (1.5m)10s
Afternoon (18 Apr)5.5ft (1.7m)10s
Evening (18 Apr)3.5ft (1.1m)9s

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


Updates in  hr  min  s Forecast update imminent
Saturday
18
Sunday
19
Monday
20
Tuesday
21
10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM
Rating
(10 max)
0
0
0
0
1
1
0
1
1
1
0
1
1
1
1
1
2
2
2
2
2
2
2
2
Swell
Height Map
Wave Height (m) & direction (?)
1.5
W
1.8
WNW
1.6
WNW
1.2
W
1.1
W
1
W
0.9
W
0.7
W
0.8
W
0.8
W
0.5
WNW
0.7
WNW
0.8
WNW
0.8
WNW
0.9
WNW
0.9
WNW
0.9
WNW
1.1
W
1.1
W
1.1
W
1.1
W
1
W
1.1
W
1.1
W
Period(s) (?)101010109998108141091212111113141413131315
Wave
Graph
(?)Metric surfscale
Energy kJ (?)4076675122731981571197112288113101121192246202198417469476430329414559
Wind
(km/h)
25
WNW
20
WNW
20
WNW
15
WNW
5
W
5
WSW
5
SSW
5
S
5
SSW
5
W
5
N
10
ENE
10
ENE
15
E
10
E
10
E
15
E
15
ESE
20
ESE
15
ESE
15
E
20
ESE
20
E
20
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
ononononglasscrossglassglassglasscrossoffoffoffoffoffoffcross-
off
offoffoffoffoffoff
High Tide
/ height (m)
7:20PM
3.72
7:37AM
3.79
8:01PM
3.72
8:21AM
3.60
8:44PM
3.62
Low Tide
/ height (m)
1:03PM
-0.17
1:20AM
-0.03
1:42PM
-0.09
2:03AM
0.02
2:22PM
0.10
2:50AM
0.18
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Sunrise-------6:22-------6:20-------6:16
Sunset---8:39-------8:42-------8:44----
rain showers
clear
clear
clear
clear
clear
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
clear
cloud
cloud
clear
cloud
cloud
cloud
Rain (mm)
1-----------------------
Temp. °C910109887681011111076681212118766
Feels °C (?)345556546788732247663211
  • 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

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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