Surf Forecasts:
How big are the waves at Rossnowlagh today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.8m), 8s period with NW swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 2.5ft (0.7m), 6s period with NW swell.
- Evening surf: Evening surf (21 Aug, local time) - 2.5ft (0.7m), 6s period with NW swell.
The current surf forecast for Rossnowlagh at 1AM is: 0.9m 8s primary swell from a Northwest direction (forecast issued at 06:00pm August 20). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2.5ft (0.8m) | 8s |
| Afternoon (21 Aug) | 2.5ft (0.7m) | 6s |
| Evening (21 Aug) | 2.5ft (0.7m) | 6s |
Table - waves today at Rossnowlagh. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Fri morning, min 11°C on Thu night). Wind will be generally light. | |||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | WNW 9 | W 9 | WNW 9 | NW 8 | NW 8 | NW 8 | NW 8 | NW 7 | NW 6 | NNW 6 | NW 6 | NW 5 | NW 5 | NW 6 | NW 5 | NW 5 | WNW 6 | W 9 | WNW 6 |
Wave Graph  | |||||||||||||||||||
 kJ | 90 | 81 | 101 | 120 | 112 | 93 | 88 | 54 | 38 | 47 | 30 | 13 | 10 | 11 | 10 | 7 | 15 | 6 | 7 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | cross | cross-on | on | cross-on | cross-on |
High Tide | 00:10AM2.43m | 12:54PM2.45m | 1:36AM2.26m | 2:30PM2.44m | |||||||||||||||
Low Tide | 5:47PM1.22m | 6:16AM1.29m | 7:19PM1.40m | 7:53AM1.38m | 9:08PM1.36m | ||||||||||||||
 |  |  | |  | | | | | |  | | |  | | | | | | |
 | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | 8:53 | — | — | — | — | — | — | — | 8:52 | — | — | — | — | — | — | — | 8:50 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 12 | 12 | 11 | 11 | 14 | 16 | 15 | 13 | 13 | 13 | 13 | 13 | 14 | 16 | 16 | 16 | 14 |
Feels °C | 10 | 9 | 8 | 9 | 8 | 9 | 11 | 12 | 10 | 9 | 10 | 10 | 10 | 10 | 11 | 13 | 13 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | WNW 9 | W 9 | WNW 9 | — | — | — | — | NW 7 | W 8 | W 8 | W 8 | WNW 7 | WNW 7 | W 8 | NW 5 | W 9 | W 9 | WNW 6 | WNW 6 |
| kJ | 90 | 81 | 101 | — | — | — | — | 54 | 10 | 10 | 6 | 9 | 5 | 5 | 10 | 6 | 6 | 4 | 7 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | W 10 | W 10 | NW 7 | W 8 | — | W 10 | W 9 | W 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | 6 | — | 2 | 6 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | W 8 | W 8 | W 10 | NW 7 | — | — | W 10 | W 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | 2 | — | — | 2 | 2 |
Wind waves Height (m) Direction Period (s) | NNW 4 | NNW 4 | N 4 | NW 8 | NW 8 | NW 8 | NW 8 | N 3 | NW 6 | NNW 6 | NW 6 | NW 5 | NW 5 | NW 6 | — | NW 5 | WNW 6 | WNW 3 | — |
| kJ | 31 | 28 | 10 | 120 | 112 | 93 | 88 | 1 | 38 | 47 | 30 | 13 | 10 | 11 | — | 7 | 15 | 2 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1065 | 278 | 278 | 197 | 327 | 338 | 327 | 327 | 327 | 280 | 327 | 138 | 176 | 197 | 81 | 278 | 338 | 138 | 81 |
Best forecast wave conditions in Donegal | |||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||
Header Global | |||||||||||||||||||
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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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