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Surf Forecasts:
Rossnowlagh surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 5 pm Sunday 22 Mar 2026 ISTForecast update in hr min s Forecast update imminent
Rossnowlagh surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rossnowlagh sea temperature is
8.1° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Rossnowlagh today?
The current surf forecast for Rossnowlagh at 1AM is: 2.3m 13s primary swell from a West-northwest direction (forecast issued at 05:00pm March 22). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Mar) | 6ft (1.9m) | 12s |
| Afternoon (23 Mar) | 6ft (1.9m) | 14s |
| Evening (23 Mar) | 7ft (2.1m) | 13s |
Table - waves today at Rossnowlagh. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| 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 | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 14 | 13 | 13 | 10 | 11 | 12 | 15 | 16 | 16 | 15 | 14 | 13 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2635 | 2418 | 2116 | 1844 | 1597 | 1430 | 1143 | 1216 | 1433 | 1073 | 1465 | 816 | 1725 | 2789 | 6228 | 8228 | 7184 | 6374 | 7490 | 7527 | 8449 | 8019 | 7588 | 8104 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | glass | cross- off | cross- off | cross | cross | cross | cross- on | cross- on | cross- on | on | on | on | on | on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 8:00PM 3.50 | 8:19AM 3.47 | 8:43PM 3.32 | 9:08AM 3.12 | 9:35PM 3.09 | 10:10AM 2.75 | ||||||||||||||||||
Low Tide / height (m) | 1:42PM 0.05 | 1:59AM 0.19 | 2:22PM 0.31 | 2:46AM 0.44 | 3:06PM 0.63 | 3:43AM 0.75 | ||||||||||||||||||
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:24 | - |
| Sunset | - | 6:49 | - | - | - | - | - | - | - | 6:51 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - |
 | |  | |  | | |  | | | |  | | | |  | | | | | |  |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | - | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 1 |
| Temp. °C | 9 | 9 | 8 | 7 | 6 | 5 | 6 | 9 | 10 | 10 | 11 | 11 | 10 | 8 | 8 | 7 | 6 | 6 | 4 | 4 | 4 | 5 | 6 | 6 |
| Feels °C (?) | 3 | 5 | 5 | 5 | 3 | 2 | 2 | 3 | 4 | 5 | 4 | 5 | 5 | 2 | 2 | 0 | -1 | -3 | -7 | -8 | -8 | -5 | -4 | -3 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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