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Surf Forecasts:
Rossnowlagh surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 6 pm 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 10PM is: 1.0m 11s primary swell from a Northwest direction and 0.5m 12s secondary swell from a West direction (forecast issued at 06:00pm May 08). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 May) | - | - |
| 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 12°C on Fri afternoon, min 5°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 8 | Saturday 9 | Sunday 10 | Mon 11 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
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 | NW 6 | NW 7 | NW 7 | NW 4 | NW 4 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | |
403 | 309 | 228 | 168 | 171 | 119 | 114 | 57 | 31 | 31 | 30 | 30 | 20 | 19 | 19 | 43 | 16 | 18 | 77 | 88 | 107 | 109 | 112 | 98 | |
Wind (km/h) | ||||||||||||||||||||||||
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 | cross-on | cross-on | cross-on | cross-on | |
High Tide | 11:14PM2.74m | 11:44AM2.26m | 00:21AM2.70m | 1:04PM2.26m | 1:29AM2.76m | |||||||||||||||||||
Low Tide | 4:24PM1.11m | 5:36AM1.26m | 5:26PM1.24m | 7:00AM1.24m | 6:49PM1.29m | 8:14AM1.07m | ||||||||||||||||||
 | |  |  | |  | | | | | | | | |  | | | | | | | | | | |
 | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:35 | — | — | — |
 | — | 9:17 | — | — | — | — | — | — | — | 9:20 | — | — | — | — | — | — | — | 9:22 | — | — | — | — | — | 9:23 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 11 | 8 | 7 | 6 | 6 | 9 | 10 | 10 | 9 | 6 | 6 | 5 | 6 | 10 | 11 | 11 | 10 | 9 | 9 | 9 | 10 | 10 | 12 |
7 | 6 | 4 | 4 | 3 | 2 | 2 | 2 | 3 | 3 | 2 | 3 | 2 | 4 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 7 | 6 | 8 | |
Swell 1 Height (m) Direction Period (s) | 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 | NW 6 | NW 7 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | NW 8 | NW 8 |
 kJ | 403 | 309 | 228 | 168 | 171 | 119 | 114 | 57 | 30 | 31 | 30 | 30 | 18 | 19 | 19 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 112 | 98 |
Swell 2 Height (m) Direction Period (s) | 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 | NNW 11 | W 10 | NNW 10 | — | NW 10 | N 10 | — | — | — | W 9 | W 9 |
| kJ | 87 | 83 | 74 | 71 | 44 | 44 | 43 | 41 | 21 | 21 | 21 | 20 | 20 | 11 | 8 | 10 | — | 4 | 2 | — | — | — | 6 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | W 10 | NNW 11 | — | — | — | — | — | — | — | W 15 | W 14 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 18 | 11 | — | — | — | — | — | — | — | 4 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | NNE 2 | NNE 3 | N 3 | N 4 | NNW 4 | NNW 4 | NNW 4 | N 4 | N 6 | NNW 6 | — | — | NW 7 | NW 4 | NW 4 | NW 8 | NW 8 | NW 8 | NW 8 | — | — |
| kJ | — | — | — | 1 | 1 | 5 | 12 | 20 | 31 | 28 | 20 | 26 | 20 | — | — | 43 | 16 | 18 | 77 | 88 | 107 | 109 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 197 | 182 | 0 | 0 | 0 | 0 | 497 | 497 | 504 | 439 | 494 | 23 | 36 | 23 | 23 | 498 | 309 | 309 | 327 | 225 | 225 | 225 | 225 | 225 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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