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Surf Forecasts:
Rossnowlagh surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 6 am Tuesday 26 May 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
13.4° C
(Which is 1.8°C warmer than normal for this time of year)How big are the waves at Rossnowlagh today?
The current surf forecast for Rossnowlagh at 2PM is: 1.2m 11s primary swell from a West direction (forecast issued at 06:00am May 26). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 May) | 4.5ft (1.3m) | 11s |
| Afternoon (26 May) | 3.5ft (1.1m) | 11s |
| Evening (26 May) | 3.5ft (1.0m) | 11s |
Table - waves today at Rossnowlagh. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Wed night. Warm (max 24°C on Thu afternoon, min 12°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 26 | Wednesday 27 | Thursday 28 | Fri 29 | |||||||||||||||||||||
4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 4 | |
555 | 537 | 418 | 338 | 279 | 227 | 181 | 141 | 138 | 100 | 73 | 71 | 70 | 47 | 44 | 26 | 25 | 14 | 14 | 13 | 12 | 12 | 12 | 5 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross | cross | cross-on | cross | |
High Tide | 3:39PM2.75m | 3:47AM3.06m | 4:26PM2.91m | 4:34AM3.07m | 5:06PM3.06m | |||||||||||||||||||
Low Tide | 9:26AM0.69m | 9:33PM0.95m | 10:09AM0.62m | 10:23PM0.84m | 10:47AM0.56m | 11:05PM0.72m | ||||||||||||||||||
 |  | | |  | |  | | | | | | | |  | |  |  | | |  | | | | |
 | 5:11 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | 5:07 |
 | — | — | — | — | — | 9:49 | — | — | — | — | — | — | — | 9:50 | — | — | — | — | — | — | — | 9:52 | — | 9:52 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | |
Temp °C | 14 | 13 | 16 | 20 | 22 | 18 | 13 | 12 | 12 | 12 | 16 | 21 | 23 | 21 | 17 | 14 | 13 | 14 | 15 | 19 | 24 | 22 | 15 | 14 |
13 | 12 | 14 | 19 | 20 | 14 | 10 | 8 | 8 | 8 | 14 | 19 | 21 | 19 | 15 | 12 | 10 | 12 | 13 | 16 | 22 | 21 | 15 | 12 | |
Swell 1 Height (m) Direction Period (s) | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 3 | W 4 |
 kJ | 555 | 537 | 418 | 338 | 279 | 227 | 181 | 141 | 138 | 100 | 73 | 71 | 70 | 47 | 44 | 26 | 25 | 14 | 14 | 13 | 12 | 12 | 2 | 5 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 18 | NW 6 | NW 6 | NW 6 | NW 6 | NW 6 | NW 6 | — | W 8 | W 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 2 | 2 | 2 | 1 | 1 | 1 | — | 12 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 18 | — | — | — | — | — | NW 6 | W 11 | NW 11 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | — | — | — | — | — | 1 | 2 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NNE 2 | NE 3 | NE 3 | ENE 2 | ENE 2 | — | — | — | — | — | ESE 2 | ESE 2 | ESE 3 | SE 2 | — | — | — | — | SSW 3 |
| kJ | — | — | — | — | — | 1 | 2 | 2 | 1 | 1 | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 23 | 21 | 23 | 31 | 38 | 34 | 34 | 63 | 249 | 505 | 431 | 57 | 101 | 34 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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