Snow-ForecastSnow-ForecastMountain-ForecastMountain-ForecastTide-ForecastTide-ForecastWeather-ForecastWeather-Forecast
Search by country, region, or break
Search by country, region, or break

Quick Links

Surf Forecasts:

Trá Na Rosan surfForecast / Donegal / Ireland

information circle12 Day Weather and Surf, issued 11 am Sunday 11 Jan 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
8.3° C
 (Which is 1.2°C colder than average for this time of year)

Best Forecast Surf Conditions for Trá Na Rosan this week:

The surf forecast for Trá Na Rosan over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jan 13) at 12AM. The primary swell is predicted to be 3.0m and 12s period with a secondary swell of 1.0m and 12s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Trá Na Rosan in the next 12 days are 3.0m 17s and forecast to arrive on Thursday (Jan 15) at 3PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 11s period and expected on Sunday (Jan 11) at 9PM.

Wave TypeTime (IST) & Date Wave Height & Period
Next good surf (1 star+)12AM (Tue 13th Jan)10ft (3.0m) 12s
Best Surf 3PM (Thu 15th Jan)10ft (3.0m) 17s
Most Powerful 3PM (Thu 15th Jan)10ft (3.0m) 17s

Table - best surf conditions forecast for Trá Na Rosan over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Heavy rain (total 20mm), heaviest during Mon night. Very mild (max 12°C on Sun morning, min 5°C on Mon night). Winds decreasing (gales from the SW on Sun night, calm by Mon night).

Days 3-6 Weather Summary Some drizzle, heaviest during Wed afternoon. Mild temperatures (max 7°C on Fri night, min 3°C on Fri night). Winds decreasing (strong winds from the SSE on Wed morning, calm by Fri afternoon).

Sunday
11
Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Saturday
17
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
1
0
0
1
1
4
0
0
0
3
2
1
3
5
5
4
4
3
2
0
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.5
W
1.5
W
3.5
W
2.5
W
2
WNW
3
NW
2.5
NNW
2.2
NNW
1.9
NW
1.5
NNW
1.6
NNW
0.9
NNW
2
WNW
3
WNW
3
WNW
3
WNW
2.5
WNW
2.2
WNW
1.7
WNW
1.5
WNW
1.3
WNW
Period(s) (?)111111101012131211121012191717161514121211
Wave
Graph
(?)Metric surfscale
Energy kJ (?)51454526881371757260822391404804603520237278358185119376425981902890612379
Wind
(km/h)
30
SSE
35
SSE
50
SW
40
SW
25
W
5
S
25
NW
40
NNW
25
WNW
25
SSE
30
SSE
20
S
20
S
20
S
20
SSE
10
S
5
WSW
15
SW
30
SSE
60
SE
10
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffcross-
off		cross-
off		crossglassononcross-
on		offoffcross-
off		cross-
off		offoffoffglasscross-
off		offoffcross
High Tide
/ height (m)
11:49AM
2.55
12:30AM
2.31
12:59PM
2.40
1:48AM
2.33
2:17PM
2.36
3:00AM
2.44
3:25PM
2.44
3:56AM
2.61
4:17PM
2.58
4:41AM
2.80
4:58PM
2.73
5:20AM
2.99
5:35PM
2.87
Low Tide
/ height (m)
6:12PM
1.06
6:34AM
1.18
7:21PM
1.14
7:56AM
1.22
8:32PM
1.13
9:08AM
1.14
9:31PM
1.03
10:04AM
1.00
10:18PM
0.87
10:48AM
0.83
10:58PM
0.70
11:27AM
0.66
11:34PM
0.53
Sunday
11
Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Saturday
17
Sunrise8:52--8:51--8:49--8:48--8:48--8:47--8:45--
Sunset-4:25--4:27--4:29--4:30--4:31--4:34--4:36-
light rain
light rain
rain showers
rain showers
light rain
mod rain
rain showers
light rain
part cloud
cloud
light rain
part cloud
part cloud
cloud
cloud
clear
clear
clear
cloud
heavy rain
rain showers
Rain (mm)
15111911--1--------145
Temp. °C12129999877456565567456
Feels °C (?)61-50352-3-1-3-21-11-2243-7-80
  • 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

Latest Updates

The World’s Most Inconsistent Waves
Ben Mondy

The World’s Most Inconsistent Waves

Huntington, Dribbleton, Virginia, Holland and the Superbank! We recently had a look at the world’s most consistent waves. This was based on the combination of swells and wind directed at 7,000 surf spots, as compiled from our data since 2006. Those stats, represented in easy-to-read graphics, are located under each wave’s spot guides, with historical swell and wind breakdowns available by month, season, and year. There is also an offshore filter, which shows how often the swells come with clean

Read more

Read more

Discover more articles and updates in the Greenroom.

submit an eyeball surf report

Quick surf report for Trá Na Rosan:

join our community of surf reporters

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 Trá Na Rosan 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.

View detailed surf forecast for Trá Na Rosan at:
surf-forecast.com

false

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 12 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.

Nearest locationNearest
Nearest locationNearest
Nearest locationNearest