Trá Mór (Sheephaven Bay) surfForecast / Donegal / Ireland

information circle12 Day Weather and Surf, issued 6 am Tuesday 14 Oct 2025 IST
Forecast update in hr  min  s Forecast update imminent
Trá Mór (Sheephaven Bay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Trá Mór (Sheephaven Bay) sea temperature is
13.5° C
(Which is 1.1°C warmer than normal for this time of year)


Best Forecast Surf Conditions for Trá Mór (Sheephaven Bay) this week:

The surf forecast for Trá Mór (Sheephaven Bay) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Oct 14) at 10AM. The primary swell is predicted to be 0.4m and 14s period with a secondary swell of 0.5m and 11s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Trá Mór (Sheephaven Bay) in the next 12 days are 1.6m 9s and forecast to arrive on Monday (Oct 20) at 7AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 10s period and expected on Monday (Oct 20) at 4AM.

Wave TypeTime (IST) & Date Wave Height & Period
Next good surf (1 star+)10AM (Tue 14th Oct)1.5ft (0.4m) 14s
Best Surf10AM (Tue 14th Oct)1.5ft (0.4m) 14s
Most Powerful 7AM (Mon 20th Oct)5ft (1.6m) 9s

Table - best surf conditions forecast for Trá Mór (Sheephaven Bay) over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Very mild (max 13°C on Thu afternoon, min 8°C on Tue morning). Wind will be generally light.

Days 3-6 Weather Summary Moderate rain (total 10mm), heaviest on Sat night. Very mild (max 14°C on Fri afternoon, min 9°C on Fri night). Wind will be generally light.

Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.4
WNW
0.5
WNW
0.6
WNW
0.5
W
0.5
W
0.4
WNW
0.5
W
0.4
WNW
0.3
W
0.2
W
0.2
W
0.2
NNW
0.3
N
0.3
W
0.3
W
0.5
W
0.6
W
0.1
N
1.5
W
1.3
W
1.1
WNW
Period(s) (?)1413121010131110999691011101010998
Wave
Graph
(?)Metric surfscale
Energy kJ (?)809810756505359311566415182249732367258159
Wind
(km/h)
0
E
10
NNE
10
ENE
5
ESE
10
NNE
5
ESE
5
SE
10
NE
10
SE
15
SSE
15
SSE
15
SSE
25
SSE
25
S
25
SSE
20
SSE
20
SSW
15
SSW
20
WSW
20
WSW
10
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscrosscross-
off
glasscrossglassoffcrossoffoffoffoffoffcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
on
cross-
on
cross
High Tide
/ height (m)
12:53PM
2.64
1:56AM
2.28
2:33PM
2.69
3:24AM
2.40
3:46PM
2.87
4:22AM
2.60
4:38PM
3.06
5:05AM
2.80
5:17PM
3.21
5:40AM
2.97
5:51PM
3.30
6:10AM
3.11
6:22PM
3.35
Low Tide
/ height (m)
7:32PM
1.03
7:52AM
1.13
9:10PM
0.92
9:17AM
0.96
10:12PM
0.71
10:15AM
0.74
10:56PM
0.51
10:57AM
0.55
11:30PM
0.36
11:33AM
0.39
11:59PM
0.25
12:06PM
0.28
12:27AM
0.19
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Sunrise7:56--7:58--8:00--8:03--8:04--8:07--8:08--
Sunset-6:36--6:32--6:30--6:28--6:25--6:22--6:21-
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
rain showers
light rain
rain showers
rain showers
part cloud
clear
part cloud
Rain (mm)
--------------3115---
Temp. °C10119101110121312121411121312121313131311
Feels °C (?)910799911111191187978911898
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for Donegal

  1. weather stationWind Update Continuing clean conditions at Trá Mór (Sheephaven Bay) (light winds from the SE at Donegal Airport 34 km from Trá Mór (Sheephaven Bay)). No surfable waves

    Trá Mór (Sheephaven Bay)
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34 km away, 1 h 55 min ago

6 km/h
SE
0.0
13.5
Air / Water (°C)
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Information about the Trá Mór (Sheephaven Bay) Surf forecast

The above surf forecast table for Trá Mór (Sheephaven Bay) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Trá Mór (Sheephaven Bay) can be found by selecting the local surf guide option on the grey menu. Our Trá Mór (Sheephaven Bay) 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 Mór (Sheephaven Bay)) 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 Mór (Sheephaven Bay) 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.

Trá Mór (Sheephaven Bay) is 25 km (16 miles) from the city of Letterkenny. If you plan a holiday in Donegal, look for hotels and other accommodation in Letterkenny. Letterkenny has rooms for a wide range of budgets as well as car hire and transport links.

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