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Surf Forecasts:
Rossnowlagh surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 6 pm Wednesday 06 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
11.7° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Rossnowlagh today?
The current surf forecast for Rossnowlagh at 2AM is: 0.4m 8s primary swell from a West-northwest direction and 0.2m 10s secondary swell from a North-northwest direction (forecast issued at 06:00pm May 06). The wind direction is predicted to be glassy.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 May) | 1.5ft (0.4m) | 7s |
| Afternoon (07 May) | 3.5ft (1.0m) | 8s |
| Evening (07 May) | 4ft (1.2m) | 10s |
Table - waves today at Rossnowlagh. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Fri afternoon. Very mild (max 12°C on Thu morning, min 6°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 6 | Thursday 7 | Friday 8 | Sat 9 | |||||||||||||||||||||
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 | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | W 6 | WNW 6 | WNW 8 | WNW 10 | WNW 10 | WNW 10 | WNW 13 | NW 12 | NW 13 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NNW 10 | |
36 | 24 | 24 | 23 | 11 | 10 | 20 | 40 | 144 | 292 | 275 | 221 | 745 | 627 | 658 | 455 | 357 | 254 | 224 | 165 | 142 | 114 | 106 | 209 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | glassy | glassy | cross-off | cross-off | cross | cross-on | cross-on | on | cross-on | cross-on | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 9:30PM3.01m | 9:47AM2.55m | 10:17PM2.85m | 10:37AM2.37m | 11:14PM2.74m | 11:44AM2.26m | ||||||||||||||||||
Low Tide | 2:59PM0.78m | 3:39AM0.95m | 3:37PM0.95m | 4:29AM1.14m | 4:24PM1.11m | 5:36AM1.26m | ||||||||||||||||||
 | |  |  | | |  |  | | | | | | | | |  | | | |  | | | | |
 | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:39 | — | — | — |
 | — | 9:15 | — | — | — | — | — | — | — | 9:15 | — | — | — | — | — | — | — | 9:17 | — | — | — | — | — | 9:20 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | |
Temp °C | 10 | 10 | 8 | 7 | 6 | 6 | 10 | 12 | 12 | 10 | 9 | 8 | 8 | 8 | 8 | 9 | 9 | 10 | 8 | 7 | 6 | 7 | 9 | 10 |
6 | 6 | 5 | 4 | 3 | 3 | 6 | 7 | 8 | 6 | 6 | 5 | 6 | 6 | 5 | 6 | 6 | 6 | 5 | 4 | 2 | 2 | 2 | 3 | |
Swell 1 Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | W 6 | WNW 6 | WNW 8 | WNW 10 | WNW 10 | WNW 10 | WNW 13 | NW 12 | NW 13 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | W 11 |
 kJ | 36 | 24 | 24 | 23 | 11 | 10 | 20 | 40 | 144 | 292 | 275 | 221 | 745 | 627 | 658 | 455 | 357 | 254 | 224 | 165 | 142 | 114 | 106 | 23 |
Swell 2 Height (m) Direction Period (s) | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NW 9 | NW 9 | W 14 | WNW 13 | — | NW 15 | WNW 14 | W 15 | W 15 | W 14 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | — |
| kJ | 10 | 10 | 10 | 9 | 9 | 3 | 3 | 4 | 34 | — | 56 | 173 | 17 | 38 | 35 | 56 | 85 | 83 | 74 | 45 | 44 | 44 | 43 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SW 3 | SSW 3 | SW 3 | — | — | — | — | — | — | — | — | — | — | — | NNE 3 | NNE 3 | N 4 | N 4 | NNW 10 |
| kJ | — | — | — | — | — | 2 | 4 | 2 | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 12 | 20 | 209 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 106 | 65 | 23 | 28 | 28 | 57 | 57 | 73 | 106 | 138 | 123 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 294 | 194 | 176 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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