Trá Na Rosan Surf Break

Lat Long: 55.23° N 7.82° W

Trá Na Rosan Surf Forecast and Surf Report

Issued: 6 am 01 Oct 2026 (local time)

Forecast update in  hr  min

Today's Trá Na Rosan sea temperature is
14.8°C
1.8° 

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 1 Oct 2026:

  • Best quality surf: Friday 2 Oct, 7AM (local time) - 6ft (1.9m), 12s period, WNW swell with offshore winds.
  • Most powerful swell: Thursday 1 Oct, 4PM (local time) - 10ft (3.0m), 14s period, WNW swell with 3,200 kJ wave energy.
  • Next surfable swell (1★+): Friday 2 Oct, 7AM (local time) - 6ft (1.9m), 12s 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 Friday (Oct 02) at 7AM. The primary swell is predicted to be 1.9m and 12s period. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Trá Na Rosan in the next 16 days are 3.0m 14s and forecast to arrive on Thursday (Oct 01) at 4PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 3s period and expected on Thursday (Oct 01) at 10PM.

Wave TypeTime (IST) & Date Wave Height & Period
Next good surf (1 star+) 7AM (Fri 2nd Oct)6ft (1.9m) 12s
Best Surf 7AM (Fri 2nd Oct)6ft (1.9m) 12s
Most Powerful 4PM (Thu 1st Oct)10ft (3.0m) 14s

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


Short Range Forecast

Light rain (total 5mm), mostly falling on Fri afternoon. Very mild (max 15°C on Thu afternoon, min 12°C on Thu morning). Winds decreasing (fresh winds from the S on Thu afternoon, light winds from the S by Fri morning).

Days 4-6 Weather Summary

Moderate rain (total 16mm), heaviest on Mon night. Very mild (max 16°C on Sun morning, min 11°C on Mon night). Mainly fresh winds.

Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
Wednesday
7
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
4
2
3
2
0
0
1
1
2
0
0
1
1
1
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
WNW
15
3
WNW
14
2.2
WNW
13
1.8
WNW
12
1.9
WNW
11
1.7
WNW
11
1.5
WNW
10
1.6
WNW
10
1.5
WNW
11
1.6
WNW
10
1.7
WNW
10
2.2
WNW
13
2.1
WNW
12
2.1
WNW
11
1.8
WNW
10
1.7
WNW
9
1.7
WNW
8
1.9
WNW
10
2.5
WNW
11
3
NW
12
3
NW
12
Wave Graph
Metric surfscale
Energy kJ
4394
3200
1581
844
858
656
446
452
511
492
529
1641
1121
1027
648
497
433
630
1757
2895
2358
Wind (km/h)
20
SSW
30
S
25
S
30
S
30
WSW
25
WSW
20
SW
20
SW
20
S
25
SSW
30
SW
35
SW
30
SW
35
SW
20
N
25
NW
20
WNW
25
WSW
40
W
40
WNW
35
NW
Wind State
cross-off
cross-off
off
off
cross
cross
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
on
on
cross-on
cross
cross-on
cross-on
cross-on
High Tide
9:51PM2.99m
10:17AM2.93m
10:49PM2.67m
11:25AM2.70m
00:13AM2.40m
1:02PM2.59m
2:03AM2.33m
2:43PM2.72m
3:30AM2.49m
3:55PM2.98m
4:30AM2.74m
4:47PM3.24m
Low Tide
3:34PM0.41m
3:56AM0.58m
4:29PM0.69m
4:54AM0.87m
5:46PM0.95m
6:17AM1.07m
7:36PM1.03m
8:03AM1.07m
9:14PM0.85m
9:26AM0.85m
10:18PM0.57m
10:23AM0.58m
11:04PM0.32m
clear
part cloud
cloud
light rain
rain showers
part cloud
part cloud
clear
part cloud
light rain
light rain
part cloud
cloud
cloud
heavy rain
clear
part cloud
rain showers
rain showers
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:31
—
—
7:33
—
—
7:35
—
—
7:37
—
—
7:39
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—
7:41
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—
7:43
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—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
7:07
—
—
7:05
—
—
7:02
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—
7:00
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—
6:58
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—
6:54
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—
6:52
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 mm
—
—
—
2
3
—
—
—
—
1
1
—
—
—
12
—
—
2
2
—
—
Temp °C
14
15
14
13
13
12
13
14
13
16
16
16
16
16
15
12
12
11
12
11
11
Feels °C
9
9
9
7
7
6
8
9
9
12
12
11
11
10
12
7
7
6
3
2
2
  • 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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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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