Trá Na Rosan surfForecast / Donegal / Ireland

information circle48hr Weather and Surf, issued 6 am Sunday 31 May 2026 IST
Forecast update in hr  min  s Forecast update imminent
Trá Na Rosan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Trá Na Rosan sea temperature is
12.5° C
(Which is 1.0°C warmer than normal for this time of year)

How big are the waves at Trá Na Rosan today (31 May):

  • Morning surf: Morning surf (31 May, local time) - 4.5ft (1.3m), 12s period with W swell.
  • Afternoon surf: Afternoon surf (31 May, local time) - 4.5ft (1.3m), 12s period with W swell.
  • Evening surf: Evening surf (31 May, local time) - 4ft (1.2m), 12s period with W swell.

The current surf forecast for Trá Na Rosan at 12PM is: 1.4m 12s primary swell from a West direction and 0.2m 10s secondary swell from a North direction (forecast issued at 06:00am May 31). The wind direction is predicted to be cross-shore.

Time (IST) & DateWave HeightWave Period
Morning (31 May)4.5ft (1.3m)12s
Afternoon (31 May)4.5ft (1.3m)12s
Evening (31 May)4ft (1.2m)12s

Table - waves today at Trá Na Rosan. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 5mm), mostly falling on Mon afternoon. Very mild (max 15°C on Mon morning, min 11°C on Tue night). Winds increasing (calm on Sun night, fresh winds from the SSE by Tue night).

Sunday
31
Monday
1
Tuesday
2
Wed
3
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
1 AM
Rating
(10 max)
1
0
0
0
0
0
2
1
1
1
1
1
1
0
0
0
0
1
0
0
0
0
0
0
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)
1.1
W
12
1.2
W
12
1.3
W
12
1.4
W
12
1.3
W
12
1.2
W
12
1.1
W
12
1
W
11
0.9
W
11
0.9
W
11
0.9
W
11
0.8
W
11
0.8
W
10
0.8
W
10
1
W
10
0.1
N
8
0.1
N
8
1
W
9
0.9
W
9
0.8
W
9
0.6
W
9
0.9
W
9
0.6
W
9
0.9
W
10
Wave Graph
Metric surfscale
Energy kJ
325
387
461
553
472
389
316
253
202
195
185
144
138
123
188
1
1
173
137
109
60
134
61
162
Wind (km/h)
25
SW
25
SW
25
WSW
25
WSW
25
WSW
15
WSW
5
SE
15
SSE
15
SSE
15
S
10
SSW
5
SE
15
SSE
25
SW
20
SW
20
SW
15
WSW
15
SW
20
W
15
W
20
W
25
WSW
25
WSW
25
SW
cross-off
cross-off
cross
cross
cross
cross
glassy
off
off
off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross-off
cross-off
High Tide
6:49AM3.00m
7:07PM3.15m
7:24AM2.98m
7:42PM3.15m
7:58AM2.92m
8:18PM3.11m
Low Tide
12:49PM0.48m
1:13AM0.50m
1:23PM0.50m
1:49AM0.54m
1:57PM0.53m
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
rain showers
rain showers
part cloud
cloud
cloud
cloud
cloud
rain showers
clear
clear
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:00
4:58
4:58
4:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:58
9:59
10:00
10:01
2
1
1
Temp °C
12
12
13
14
14
13
14
13
13
13
15
15
15
14
13
12
12
12
13
12
13
13
12
12
7
7
8
9
9
10
14
10
11
11
14
15
14
10
10
8
9
10
10
9
9
8
8
8
Swell 1
Height (m)
Direction
Period (s)
1.1
W
12
1.2
W
12
0.2
NNW
10
0.2
N
9
1.3
W
12
1.2
W
12
1.1
W
12
1
W
11
0.9
W
11
0.9
W
11
0.9
W
11
0.8
W
11
0.8
W
10
0.8
W
10
1
W
10
1.1
W
10
1.1
W
9
1
W
9
0.9
W
9
0.8
W
9
0.6
W
9
0.1
W
17
0.6
W
9
0.9
W
10
Energy kJ
325
387
9
7
472
389
316
253
202
195
185
144
138
123
188
220
207
173
137
109
60
6
61
162
Swell 2
Height (m)
Direction
Period (s)
0.3
NNW
10
0.3
NNW
10
0.2
N
9
0.2
N
8
0.2
N
8
0.2
N
8
0.2
N
7
0.2
N
7
0.2
N
9
0.2
N
9
0.2
N
9
0.2
N
8
0.2
N
8
0.1
N
8
0.1
N
8
0.1
N
7
0.1
N
7
0.1
N
7
0.1
N
7
0.1
N
7
0.2
WNW
16
0.3
WNW
15
Energy kJ
19
19
6
5
5
4
4
4
6
6
6
5
5
1
1
1
1
1
1
1
25
43
Swell 3
Height (m)
Direction
Period (s)
0.1
N
10
0.2
N
10
0.1
N
10
0.1
W
14
0.1
W
18
0.1
W
18
0.1
N
7
0.1
N
7
Energy kJ
2
8
2
4
6
6
1
1
Wind waves
Height (m)
Direction
Period (s)
1.3
W
12
1.4
W
12
0.6
W
4
0.5
W
4
0.9
W
9
0.7
W
4
Energy kJ
461
553
11
6
134
18
Nearest Offshore or Glassy
Rating
(10 max)
2
3
3
3
2
2
2
1
1
1
1
1
1
2
2
2
2
1
2
1
2
1
1
1
Distance (km)
35
35
140
140
122
41
0
0
0
0
0
0
0
140
35
35
35
0
35
344
155
119
35
35
Best forecast wave conditions in Donegal
Rating
(10 max)
2
3
3
2
2
2
2
1
1
1
2
2
2
1
2
1
2
Best forecast wave conditions in Ireland
Rating
(10 max)
3
3
4
4
2
3
2
2
2
2
2
2
1
3
2
2
2
1
2
2
1
3
2
Header Global
Rating
(10 max)
7
7
6
6
5
5
5
5
5
5
5
4
5
5
5
8
5
4
5
4
6
4
4
5
  • 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

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