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Surf Forecasts:
Rossnowlagh surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 6 am Friday 08 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
12.0° C
(Which is 1.4°C warmer than normal for this time of year)How big are the waves at Rossnowlagh today?
The current surf forecast for Rossnowlagh at 10AM is: 1.2m 11s primary swell from a Northwest direction and 0.4m 14s secondary swell from a Northwest direction (forecast issued at 06:00am May 08). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 May) | 4ft (1.2m) | 11s |
| Afternoon (08 May) | 3.5ft (1.1m) | 12s |
| Evening (08 May) | 3.5ft (1.1m) | 11s |
Table - waves today at Rossnowlagh. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 11°C on Fri morning, min 5°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 8 | Saturday 9 | Sunday 10 | Mon 11 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
WNW 13 | WNW 12 | NW 11 | NW 13 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NNW 11 | NW 7 | NNW 7 | NW 4 | NW 4 | NW 7 | NW 7 | |
624 | 456 | 334 | 486 | 403 | 309 | 228 | 168 | 171 | 145 | 140 | 94 | 31 | 31 | 31 | 31 | 30 | 78 | 19 | 35 | 16 | 18 | 63 | 61 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | cross | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | cross | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 10:37AM2.37m | 11:14PM2.74m | 11:44AM2.26m | 00:21AM2.70m | 1:04PM2.26m | |||||||||||||||||||
Low Tide | 4:29AM1.14m | 4:24PM1.11m | 5:36AM1.26m | 5:26PM1.24m | 7:00AM1.24m | 6:49PM1.29m | ||||||||||||||||||
 |  | | | | | |  | |  | | | | | | | | | |  | | | | | |
 | 5:41 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | 5:35 |
 | — | — | — | — | — | 9:17 | — | — | — | — | — | — | — | 9:20 | — | — | — | — | — | — | — | 9:22 | — | 9:23 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 8 | 8 | 9 | 11 | 11 | 10 | 8 | 7 | 6 | 7 | 9 | 10 | 11 | 9 | 6 | 5 | 5 | 5 | 9 | 10 | 10 | 10 | 9 | 9 |
5 | 5 | 5 | 7 | 6 | 5 | 5 | 4 | 3 | 2 | 2 | 3 | 5 | 3 | 1 | 2 | 2 | 2 | 5 | 4 | 4 | 5 | 5 | 5 | |
Swell 1 Height (m) Direction Period (s) | WNW 13 | WNW 12 | NW 11 | NW 13 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NNW 11 | NW 7 | W 10 | W 10 | W 10 | W 10 | W 9 |
 kJ | 624 | 456 | 334 | 486 | 403 | 309 | 228 | 168 | 171 | 145 | 140 | 94 | 31 | 31 | 31 | 31 | 30 | 78 | 19 | 8 | 8 | 7 | 7 | 7 |
Swell 2 Height (m) Direction Period (s) | W 15 | W 14 | NW 14 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | NNW 10 | — | — | N 10 | — |
| kJ | 17 | 37 | 49 | 55 | 87 | 83 | 74 | 71 | 44 | 44 | 43 | 41 | 21 | 21 | 21 | 20 | 20 | 18 | 8 | 10 | — | — | 2 | — |
Swell 3 Height (m) Direction Period (s) | — | — | W 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 11 | — | — | — | — | — |
| kJ | — | — | 62 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 11 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | NNE 2 | NNE 3 | N 3 | N 4 | N 4 | NNW 4 | NNW 4 | N 4 | N 6 | NNW 6 | — | — | NNW 7 | NW 4 | NW 4 | NW 7 | NW 7 |
| kJ | — | — | — | — | — | — | — | 1 | 3 | 5 | 9 | 14 | 27 | 28 | 20 | 27 | 21 | — | — | 35 | 16 | 18 | 63 | 61 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 23 | 106 | 23 | 23 | 197 | 182 | 0 | 0 | 0 | 0 | 479 | 487 | 439 | 369 | 492 | 23 | 23 | 23 | 23 | 425 | 434 | 309 | 309 | 406 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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