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Surf Forecasts:
Harbour surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 11 am Wednesday 10 Dec 2025 ISTForecast update in hr min s Forecast update imminent
Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Harbour sea temperature is
9.5° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Harbour today?
The current surf forecast for Harbour at 4PM is: 3.0m 12s primary swell from a West direction and 0.7m 17s secondary swell from a West direction (forecast issued at 11:00am December 10). The wind direction is predicted to be cross-shore and the swell rating is 11.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | 10ft (3.0m) | 11s |
| Afternoon (10 Dec) | 10ft (3.0m) | 12s |
| Evening (10 Dec) | 10ft (3.0m) | 14s |
Table - waves today at Harbour. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 12 | 12 | 14 | 14 | 13 | 13 | 14 | 15 | 15 | 17 | 16 | 16 | 16 | 18 | 18 | 18 | 17 | 17 | 17 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2119 | 2061 | 2071 | 1665 | 3436 | 2613 | 2001 | 1657 | 2008 | 2775 | 1898 | 5091 | 4869 | 5185 | 7356 | 11327 | 11991 | 11285 | 9442 | 8670 | 7851 | 6966 | 5883 | 4765 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 9:31AM 3.34 | 10:08PM 2.51 | 10:29AM 3.13 | 11:12PM 2.38 | 11:31AM 2.93 | 12:21AM 2.35 | ||||||||||||||||||
Low Tide / height (m) | 3:58PM 0.62 | 3:46AM 0.82 | 5:04PM 0.77 | 4:51AM 1.01 | 6:12PM 0.85 | |||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| Sunrise | 8:41 | - | - | - | - | - | - | - | 8:44 | - | - | - | - | - | - | - | 8:45 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:07 | - | - | - | - | - | - | - | 4:07 | - | - | - | - | - | - | - | 4:07 | - | - | - | - | - |
 |  |  |  | |  | | | | | | | |  | | |  | |  | | | | | | |
Rain (mm) | 1 | 1 | - | - | - | - | - | - | 1 | 3 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 10 | 10 | 11 | 11 | 9 | 10 | 10 | 11 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 6 | 6 | 6 |
| Feels °C (?) | 1 | 2 | 2 | 4 | 4 | 1 | 0 | 1 | 2 | 5 | 4 | 4 | 3 | 2 | 1 | 0 | 1 | 2 | 2 | 2 | 2 | 2 | 1 | 0 |
- 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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