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Surf Forecasts:
Rossnowlagh surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 12 am Monday 30 Mar 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
8.5° C
(Which is slightly cooler than normal)How big are the waves at Rossnowlagh today?
The current surf forecast for Rossnowlagh at 6AM is: 4.5m 17s primary swell from a West-northwest direction (forecast issued at 12:00am March 30). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Mar) | 15ft (4.5m) | 17s |
| Afternoon (30 Mar) | 13ft (4.0m) | 16s |
| Evening (30 Mar) | 11ft (3.5m) | 16s |
Table - waves today at Rossnowlagh. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 30 | Tuesday 31 | Wednesday 01 | ||||||||||||||||||||||
| 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 | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 17 | 16 | 17 | 17 | 16 | 16 | 17 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 13346 | 12994 | 12838 | 12000 | 10444 | 8462 | 7024 | 6659 | 4741 | 4046 | 3053 | 2234 | 1791 | 1496 | 1230 | 1137 | 1118 | 1080 | 1174 | 1122 | 997 | 1154 | 1270 | 954 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross |
High Tide / height (m) | 4:56AM 3.43 | 5:29PM 3.07 | 5:38AM 3.62 | 6:05PM 3.26 | 6:14AM 3.72 | 6:39PM 3.40 | ||||||||||||||||||
Low Tide / height (m) | 10:36PM 0.73 | 11:19AM 0.35 | 11:18PM 0.51 | 11:54AM 0.17 | 11:56PM 0.33 | 12:26PM 0.07 | ||||||||||||||||||
Monday 30 | Tuesday 31 | Wednesday 01 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:05 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:04 | - | - | - | - | - | - | - | 8:06 | - | - | - | - | - | - | - | 8:07 |
 | |  | |  | | | | | | | |  | |  | | | | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - |
| Temp. °C | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 10 | 11 | 11 | 11 | 10 | 12 | 12 | 12 | 11 | 11 | 10 | 10 | 11 | 12 | 8 | 7 |
| Feels °C (?) | 0 | -1 | -1 | 0 | 1 | 2 | 3 | 6 | 6 | 7 | 7 | 8 | 6 | 7 | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 1 | 1 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Rossnowlagh surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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