Rossnowlagh surf break

Rossnowlagh surfForecast / Donegal / Ireland

information circle48hr Weather and Surf, issued 12 pm Thursday 14 May 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
11.5° C
(Which is slightly warmer than usual)

How big are the waves at Rossnowlagh today?

The current surf forecast for Rossnowlagh at 6PM is: 1.5m 9s primary swell from a Northwest direction (forecast issued at 12:00pm May 14). The wind direction is predicted to be cross-shore.

Time (IST) & DateWave HeightWave Period
Morning (14 May)6ft (1.8m)10s
Afternoon (14 May)5ft (1.6m)9s
Evening (14 May)4.5ft (1.3m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 5mm), mostly falling on Sat morning. Very mild (max 11°C on Thu morning, min 5°C on Sat night). Winds decreasing (fresh winds from the NNW on Thu morning, light winds from the SSW by Fri night).

Thu
14
Friday
15
Saturday
16
Sun
17
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
1 AM
4 AM
7 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
3
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.8
NW
10
1.8
NW
10
1.6
NW
9
1.4
NW
9
1.3
NW
9
1.1
NW
8
1
NW
8
0.9
NW
8
0.9
NW
8
0.7
NW
8
0.7
WNW
8
0.5
NW
8
0.5
W
7
0.4
W
7
0.6
WNW
8
0.7
W
8
0.6
W
8
1
W
7
1.3
W
13
1.5
W
12
1.7
W
14
2
W
14
2.1
W
13
2.2
W
13
Wave Graph
Metric surfscale
Energy kJ
640
566
393
311
246
180
129
107
91
60
50
28
26
15
44
57
43
103
573
668
1195
1487
1475
1617
Wind (km/h)
30
NNW
30
NNW
30
NNW
25
N
20
N
20
NNW
10
NNW
15
N
15
NNW
20
NW
15
NW
15
WNW
5
W
5
SSW
5
S
10
SSE
10
SSE
15
WNW
25
W
25
W
20
W
20
WSW
10
S
15
S
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
on
cross
cross
cross-off
cross-off
on
on
on
on
cross-on
cross
cross
High Tide
4:52PM3.18m
4:59AM3.52m
5:34PM3.43m
5:46AM3.64m
6:17PM3.62m
6:34AM3.67m
Low Tide
10:36AM0.28m
10:48PM0.52m
11:17AM0.08m
11:33PM0.28m
11:58AM-0.03m
00:19AM0.10m
cloud
part cloud
part cloud
clear
clear
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
part cloud
rain showers
rain showers
clear
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:30
5:28
5:26
5:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:29
9:30
9:32
9:34
2
1
1
1
Temp °C
10
11
10
10
8
9
7
8
9
10
11
10
8
8
7
8
9
9
11
10
8
7
5
6
3
3
2
3
3
3
3
4
5
5
6
6
5
6
4
6
7
5
5
4
3
2
1
2
Swell 1
Height (m)
Direction
Period (s)
0.1
W
9
0.1
W
10
0.2
W
9
0.7
NW
8
0.2
W
9
0.5
NW
8
0.5
W
7
0.4
W
7
0.6
WNW
8
0.7
W
8
0.6
W
8
0.5
W
13
2.1
W
13
2.2
W
13
Energy kJ
2
2
7
60
6
28
26
15
44
57
43
92
1475
1617
Swell 2
Height (m)
Direction
Period (s)
0.2
W
9
0.4
W
7
0.3
NW
7
0.3
W
9
0.1
W
16
0.2
W
15
0.3
WNW
14
Energy kJ
6
15
8
14
5
17
41
Swell 3
Height (m)
Direction
Period (s)
0.2
W
9
0.3
W
9
0.4
NW
7
Energy kJ
6
14
14
Wind waves
Height (m)
Direction
Period (s)
1.8
NW
10
1.8
NW
10
1.6
NW
9
1.4
NW
9
1.3
NW
9
1.1
NW
8
1
NW
8
0.9
NW
8
0.9
NW
8
0.7
WNW
8
0.4
SW
3
1
W
7
1.3
W
13
1.5
W
12
1.7
W
14
2
W
14
Energy kJ
640
566
393
311
246
180
129
107
91
50
3
103
573
668
1195
1487
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
4
4
4
Distance (km)
628
1227
1650
834
800
325
197
197
327
327
279
71
28
28
28
9
8
107
114
123
123
43
8
65
Best forecast wave conditions in Donegal
Rating
(10 max)
1
1
1
1
1
1
3
4
4
Best forecast wave conditions in Ireland
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
4
5
4
Header Global
Rating
(10 max)
5
5
4
5
5
5
6
5
5
5
5
5
5
5
5
5
4
5
5
6
5
5
5
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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