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Surf Forecasts:
Rossnowlagh surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 6 am Sunday 24 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
12.1° C
(Which is slightly warmer than usual)How big are the waves at Rossnowlagh today?
The current surf forecast for Rossnowlagh at 1PM is: 0.8m 10s primary swell from a West direction and 0.1m 17s secondary swell from a West direction, 0.3m 3s secondary swell from a South-southwest direction (forecast issued at 06:00am May 24). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 May) | 3ft (0.9m) | 10s |
| Afternoon (24 May) | 2.5ft (0.8m) | 9s |
| Evening (24 May) | 4.5ft (1.3m) | 14s |
Table - waves today at Rossnowlagh. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 22°C on Tue afternoon, min 13°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 24 | Monday 25 | Tuesday 26 | Wed 27 | |||||||||||||||||||||
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 10 | W 10 | W 10 | W 10 | W 9 | W 10 | W 14 | W 14 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | |
198 | 154 | 151 | 115 | 113 | 118 | 682 | 844 | 772 | 663 | 643 | 604 | 566 | 472 | 472 | 547 | 555 | 537 | 411 | 338 | 279 | 227 | 181 | 177 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-on | cross-on | cross-on | cross | cross-off | cross-off | glassy | cross-on | on | cross-on | on | cross-on | cross-off | cross-off | off | off | off | glassy | cross-off | off | off | |
High Tide | 1:33PM2.51m | 1:49AM3.10m | 2:42PM2.60m | 2:52AM3.07m | 3:39PM2.75m | |||||||||||||||||||
Low Tide | 7:25AM0.80m | 7:19PM1.07m | 8:33AM0.76m | 8:33PM1.04m | 9:26AM0.69m | 9:33PM0.95m | ||||||||||||||||||
 |  |  | | | |  | | | | | | | | | | |  | | | | | | | |
 | 5:13 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | 5:09 |
 | — | — | — | — | — | 9:45 | — | — | — | — | — | — | — | 9:46 | — | — | — | — | — | — | — | 9:49 | — | 9:50 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 14 | 17 | 19 | 18 | 16 | 14 | 13 | 13 | 16 | 18 | 18 | 17 | 16 | 14 | 13 | 13 | 15 | 19 | 22 | 21 | 16 | 15 |
10 | 10 | 12 | 14 | 17 | 16 | 15 | 13 | 11 | 12 | 15 | 16 | 16 | 16 | 16 | 13 | 12 | 12 | 14 | 18 | 22 | 19 | 13 | 12 | |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 9 | W 10 | W 14 | W 14 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 |
 kJ | 198 | 154 | 151 | 115 | 113 | 116 | 682 | 844 | 772 | 663 | 643 | 604 | 566 | 472 | 472 | 547 | 555 | 537 | 411 | 338 | 279 | 227 | 181 | 177 |
Swell 2 Height (m) Direction Period (s) | — | — | — | W 17 | W 16 | W 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 6 | 20 | 118 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | W 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 48 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 3 | S 3 | SSW 3 | SSW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ENE 2 | E 2 |
| kJ | 3 | 3 | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 8 | 8 | 8 | 48 | 21 | 8 | 8 | 0 | 0 | 0 | 8 | 28 | 65 | 23 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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