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Surf Forecasts:
Rossnowlagh surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 12 pm Thursday 28 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
13.3° C
(Which is 1.6°C warmer than normal for this time of year)How big are the waves at Rossnowlagh today (28 May):
- Morning surf: Morning surf (28 May, local time) - 1ft (0.3m), 9s period with W swell.
- Afternoon surf: Afternoon surf (28 May, local time) - 1ft (0.3m), 8s period with W swell.
- Evening surf: Evening surf (28 May, local time) - 1ft (0.3m), 8s period with W swell.
The current surf forecast for Rossnowlagh at 8PM is: 0.3m 8s primary swell from a West direction and 0.1m 6s secondary swell from a North direction, 0.3m 2s secondary swell from a South-southwest direction (forecast issued at 12:00pm May 28). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 May) | 1ft (0.3m) | 9s |
| Afternoon (28 May) | 1ft (0.3m) | 8s |
| Evening (28 May) | 1ft (0.3m) | 8s |
Table - waves today at Rossnowlagh. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Sat morning. Very mild (max 18°C on Thu morning, min 12°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 28 | Friday 29 | Saturday 30 | Sun 31 | |||||||||||||||||||||
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 | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | SW 4 | SW 5 | WSW 5 | WSW 7 | W 7 | W 8 | W 8 | W 8 | W 7 | W 8 | W 10 | W 10 | W 12 | W 12 | W 11 | W 13 | WSW 12 | WSW 12 | |
14 | 13 | 12 | 12 | 12 | 11 | 26 | 31 | 52 | 160 | 131 | 90 | 90 | 72 | 54 | 33 | 67 | 94 | 232 | 177 | 125 | 163 | 267 | 367 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross-on | cross | cross-on | cross | cross-on | cross-on | on | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-on | cross-on | |
High Tide | 5:06PM3.06m | 5:15AM3.07m | 5:42PM3.18m | 5:54AM3.08m | 6:16PM3.26m | 6:30AM3.07m | ||||||||||||||||||
Low Tide | 10:47AM0.56m | 11:05PM0.72m | 11:21AM0.51m | 11:43PM0.63m | 11:54AM0.49m | 00:20AM0.56m | ||||||||||||||||||
 | |  | |  |  | | | | | |  | | | | |  | | |  |  |  | | | |
 | 5:09 | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:05 | — |
 | — | — | — | 9:52 | — | — | — | — | — | — | — | 9:52 | — | — | — | — | — | — | — | 9:53 | — | — | — | 9:55 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 2 | — | 1 | 1 | 1 | — | — | |
Temp °C | 17 | 18 | 17 | 17 | 15 | 13 | 13 | 13 | 13 | 15 | 16 | 16 | 13 | 12 | 13 | 13 | 12 | 13 | 14 | 15 | 13 | 12 | 12 | 12 |
15 | 16 | 14 | 15 | 13 | 10 | 10 | 9 | 9 | 11 | 12 | 13 | 11 | 10 | 11 | 10 | 9 | 11 | 11 | 14 | 11 | 10 | 8 | 8 | |
Swell 1 Height (m) Direction Period (s) | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | WNW 9 | W 12 | W 12 | W 8 | W 8 | W 8 | W 7 | W 8 | W 10 | W 10 | W 12 | W 12 | W 11 | W 13 | W 7 | — |
 kJ | 14 | 13 | 12 | 12 | 12 | 11 | 10 | 10 | 8 | 3 | 11 | 90 | 90 | 72 | 54 | 33 | 67 | 94 | 232 | 177 | 125 | 163 | 1 | — |
Swell 2 Height (m) Direction Period (s) | NW 6 | NW 6 | NW 6 | N 6 | N 6 | W 10 | NW 10 | WNW 10 | — | NW 9 | W 18 | W 11 | W 10 | WSW 10 | W 16 | WNW 7 | NW 7 | W 13 | WNW 7 | WNW 7 | NW 7 | NW 7 | N 10 | — |
| kJ | 1 | 1 | 1 | 1 | 1 | 2 | 4 | 9 | — | 3 | 7 | 9 | 8 | 9 | 5 | 20 | 12 | 54 | 5 | 5 | 2 | 2 | 2 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | W 16 | W 16 | W 15 | W 14 | — | W 19 | — | W 18 | W 17 | W 17 | — | W 16 | W 14 | WNW 7 | — | — | — | N 10 | — | — |
| kJ | — | — | — | — | 5 | 5 | 5 | 4 | — | 7 | — | 6 | 6 | 6 | — | 5 | 16 | 5 | — | — | — | 2 | — | — |
Wind waves Height (m) Direction Period (s) | SE 3 | — | S 2 | SSW 2 | SSW 3 | SW 4 | SW 4 | SW 5 | WSW 5 | WSW 7 | W 7 | — | — | — | S 2 | S 3 | SSE 3 | S 3 | S 3 | S 3 | SSW 3 | SSW 3 | WSW 12 | WSW 12 |
| kJ | 1 | — | 1 | 1 | 3 | 10 | 26 | 31 | 52 | 160 | 131 | — | — | — | 1 | 2 | 3 | 5 | 3 | 3 | 3 | 6 | 267 | 367 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 279 | 520 | 733 | 520 | 378 | 396 | 107 | 302 | 302 | 302 | 73 | 73 | 8 | 8 | 9 | 9 | 21 | 0 | 48 | 8 | 8 | 8 | 73 | 73 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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