Trá Na Rosan Surf Break

Trá Na Rosan Surf Forecast and Surf Report

Lat Long: 55.23° N 7.82° W

Issued: 6 pm 06 Jul 2026 (local time)

Forecast update in  hr  min

Today's Trá Na Rosan sea temperature is
14.9° C

1.5°C warmer than normal for this time of year

Trá Na Rosan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Trá Na Rosan surf forecast from 6 Jul 2026:

  • Best quality surf: Wednesday 8 Jul, 7AM (local time) - 3.5ft (1.1m), 9s period, WNW swell with cross-offshore winds.
  • Most powerful swell: Tuesday 7 Jul, 4AM (local time) - 5.5ft (1.7m), 8s period, W swell with 386 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 8 Jul, 7AM (local time) - 3.5ft (1.1m), 9s period with WNW swell.

Best Forecast Surf Conditions for Trá Na Rosan this week:

The surf forecast for Trá Na Rosan over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Jul 08) at 7AM. The primary swell is predicted to be 1.1m and 9s period with a secondary swell of 0.2m and 7s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Trá Na Rosan in the next 16 days are 1.7m 8s and forecast to arrive on Tuesday (Jul 07) at 4AM. Winds are predicted to be cross-shore at the time the swell arrives.

Wave TypeTime (IST) & Date Wave Height & Period
Next good surf (1 star+) 7AM (Wed 8th Jul)3.5ft (1.1m) 9s
Best Surf 7AM (Wed 8th Jul)3.5ft (1.1m) 9s
Most Powerful 4AM (Tue 7th Jul)5.5ft (1.7m) 8s

Table - best surf conditions forecast for Trá Na Rosan over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Tue morning. Very mild (max 19°C on Thu morning, min 13°C on Tue night). Winds decreasing (fresh winds from the WSW on Mon night, light winds from the SSW by Wed night).

Days 5-7 Weather Summary

Mostly dry. Very mild (max 19°C on Thu afternoon, min 12°C on Fri afternoon). Wind will be generally light.

Mon
6
Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
0
0
0
0
0
0
1
1
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
Wave
Height (m)
Direction
Period (s)
1.6
W
8
1.7
W
8
1.5
W
9
1.5
W
9
1.2
WNW
9
1.1
WNW
9
1
W
9
0.9
WNW
9
1.1
W
9
1
W
9
0.9
W
9
1.1
WNW
11
1.1
WNW
10
1
WNW
10
0.9
WNW
9
0.8
WNW
9
0.6
WNW
8
0.5
WNW
8
0.5
WNW
7
0.4
WNW
7
0.4
WNW
7
Wave Graph
Metric surfscale
Energy kJ
331
373
339
348
227
202
173
138
194
153
122
270
237
196
130
88
51
32
31
21
21
Wind (km/h)
30
WSW
35
WSW
30
WSW
30
WSW
20
SW
10
WSW
15
W
10
SSE
10
SW
20
W
5
W
10
N
15
N
15
NNE
20
NNE
15
N
15
NNE
15
NNE
15
NNE
5
NE
5
E
Wind State
cross
cross
cross
cross
cross-off
cross
cross-on
off
cross-off
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
cross-off
High Tide
11:11PM2.91m
11:39AM2.54m
00:01AM2.82m
12:38PM2.50m
1:03AM2.75m
1:49PM2.52m
2:17AM2.73m
3:04PM2.63m
3:33AM2.81m
4:14PM2.84m
4:43AM2.95m
5:15PM3.10m
5:43AM3.11m
Low Tide
4:45PM0.70m
5:29AM0.73m
5:35PM0.82m
6:24AM0.78m
6:37PM0.91m
7:29AM0.81m
7:51PM0.93m
8:40AM0.78m
9:09PM0.84m
9:49AM0.68m
10:21PM0.65m
10:51AM0.51m
11:24PM0.41m
11:46AM0.33m
cloud
part cloud
rain showers
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:00
5:01
5:01
5:03
5:05
5:05
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:10
10:10
10:09
10:08
10:07
10:07
10:06
10:05
 mm
1
Temp °C
15
15
16
15
14
15
17
17
19
19
16
13
13
12
12
12
12
12
14
18
20
Feels °C
10
10
11
10
11
14
16
17
17
17
15
11
10
9
9
9
9
9
10
16
18
Swell 1
Height (m)
Direction
Period (s)
0.1
N
10
0.2
N
9
0.2
N
8
0.2
N
7
1.2
WNW
9
1.1
WNW
9
1
W
9
0.9
WNW
9
1.1
W
9
1
W
9
0.9
W
9
1.1
WNW
11
1.1
WNW
10
1
WNW
10
0.9
WNW
9
0.8
WNW
9
0.6
WNW
8
0.5
WNW
8
0.5
WNW
7
0.4
WNW
7
0.4
WNW
7
Energy kJ
2
6
5
4
227
202
173
138
194
153
122
270
237
196
130
88
51
32
31
21
21
Swell 2
Height (m)
Direction
Period (s)
0.2
N
7
0.2
N
7
0.2
N
7
0.1
N
6
0.1
N
6
0.1
NW
14
0.6
N
5
0.5
N
4
0.4
N
4
0.3
N
4
Energy kJ
4
4
4
1
1
7
15
10
5
3
Swell 3
Height (m)
Direction
Period (s)
0.1
W
21
Energy kJ
9
Wind waves
Height (m)
Direction
Period (s)
1.6
W
8
1.7
W
8
1.5
W
9
1.5
W
9
0.6
N
4
0.7
N
5
0.5
NNE
4
Energy kJ
331
373
339
348
13
20
10
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
2
2
2
2
1
1
2
1
2
2
2
1
1
1
1
1
1
1
Distance (km)
67
75
75
378
35
35
35
0
0
35
7
32
32
52
78
147
39
204
202
14
26
Best forecast wave conditions in Donegal
Rating
(10 max)
2
2
2
2
1
2
2
2
2
2
1
1
1
1
Best forecast wave conditions in Ireland
Rating
(10 max)
1
1
1
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
7
5
5
9
8
9
7
7
6
6
6
5
5
4
5
5
4
9
7
5
7
  • 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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Information about the Trá Na Rosan Surf forecast

The above surf forecast table for Trá Na Rosan provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Trá Na Rosan can be found by selecting the local surf guide option on the grey menu. Our Trá Na Rosan surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Trá Na Rosan) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Trá Na Rosan may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Donegal? If you are looking for accommodation near Trá Na Rosan, camping, hotels and holiday cottages in Donegal, consider staying in Letterkenny which is 31 km (19 miles) away. Other places in and around Donegal where you can find information about places to rent, and car hire include Malin Head which is 35 km (22 miles) away, Derry, Derry and Londonderry County Borough.

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