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Surf Forecasts:

Trá Na Rosan surfForecast / Donegal / Ireland

information circle12 Day Weather and Surf, issued 11 am Sunday 23 Nov 2025 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
11.6° C
 (Which is slightly warmer than usual)

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 (Nov 25) at 12PM. The primary swell is predicted to be 1.0m and 9s period with a secondary swell of 0.8m and 6s. 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 4.5m 18s and forecast to arrive on Thursday (Nov 27) at 9PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.0m 7s period and expected on Monday (Nov 24) at 6AM.

Wave TypeTime (IST) & Date Wave Height & Period
Next good surf (1 star+)12PM (Tue 25th Nov)3.5ft (1.0m) 9s
Best Surf 9AM (Sun 30th Nov)4.5ft (1.4m) 11s
Most Powerful 9PM (Thu 27th Nov)15ft (4.5m) 18s

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 Moderate rain (total 13mm), heaviest on Sun afternoon. Very mild (max 10°C on Sun night, min 5°C on Tue night). Winds decreasing (near gales from the WSW on Sun morning, calm by Tue morning).

Days 3-6 Weather Summary Heavy rain (total 22mm), heaviest during Fri afternoon. Very mild (max 13°C on Thu morning, min 6°C on Wed morning). Winds increasing (light winds from the S on Wed afternoon, near gales from the SW by Thu night).

Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
0
1
0
2
1
2
0
0
0
3
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
4
WNW
4
WNW
2.1
WNW
2.3
N
2.5
N
1.9
NNW
1
WNW
0.9
WNW
0.8
W
1.1
W
1.1
W
1
W
1.6
W
1.7
WNW
4.5
WNW
4.5
WNW
4
WNW
3
NW
4.5
NW
4
NW
3
NW
Period(s) (?)11121188799981010101016151413121211
Wave
Graph
(?)Metric surfscale
Energy kJ (?)3181476110686318563551541119917322118346463410990854170362715564147051995
Wind
(km/h)
55
WSW
55
WSW
35
NE
45
NNE
45
N
35
N
10
N
10
WSW
25
SSE
30
SSE
15
S
20
SSE
20
S
35
SW
55
SW
45
SW
35
SW
50
W
50
W
45
NW
25
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
on		cross-
on		ononcross-
on		crossoffoffoffoffoffcross-
off		cross-
off		cross-
off		cross-
off		crosscross-
on		cross-
on		cross-
on
High Tide
/ height (m)
7:36PM
2.83
7:59AM
2.99
8:12PM
2.68
8:39AM
2.86
8:53PM
2.52
9:25AM
2.73
9:43PM
2.38
10:20AM
2.64
10:48PM
2.28
11:25AM
2.62
12:05AM
2.28
12:34PM
2.68
1:20AM
2.41
Low Tide
/ height (m)
1:29PM
0.62
1:36AM
0.61
2:07PM
0.75
2:13AM
0.71
2:48PM
0.89
2:53AM
0.83
3:38PM
1.00
3:43AM
0.94
4:41PM
1.05
4:46AM
1.02
5:54PM
1.00
6:00AM
1.03
7:05PM
0.85
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunrise8:18--8:19--8:22--8:23--8:25--8:26--8:29--
Sunset-4:15--4:14--4:13--4:12--4:10--4:09--4:08-
light rain
rain showers
rain showers
part cloud
part cloud
rain showers
clear
part cloud
rain showers
cloud
cloud
light rain
light rain
part cloud
rain showers
light rain
mod rain
rain showers
rain showers
rain showers
light rain
Rain (mm)
452--1--1--13-1278212
Temp. °C8910109999779121312109899109
Feels °C (?)-4220-2-1552158950-20-2-213
  • 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

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Quiksilver Teams Up With PrimaLoft® For World’s First Thermal Layering System for a Wetsuit.

Feel that? If you are in the northern hemisphere, you will have had that first bite of winter. The lick of a frost, the chill of a cold offshore breeze and the sound of winter swells pounding the shores. If you are near the mountains, your favourite jackets, gloves, and footwear might get dusted off and prepped for battle. And in that beautiful Venn diagram, you will find PrimaLoft. They have spent over 40 years developing innovative insulations that have powered your warmest winter gear. In t

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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

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.

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