Surf Forecasts:
How big are the waves at Rossnowlagh today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 4ft (1.2m), 12s period with WNW swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 3.5ft (1.1m), 11s period with W swell.
- Evening surf: Evening surf (21 Sep, local time) - 4ft (1.2m), 10s period with W swell.
The current surf forecast for Rossnowlagh at 4PM is: 1.1m 11s primary swell from a West direction (forecast issued at 12:00pm September 21). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 4ft (1.2m) | 12s |
| Afternoon (21 Sep) | 3.5ft (1.1m) | 11s |
| Evening (21 Sep) | 4ft (1.2m) | 10s |
Table - waves today at Rossnowlagh. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Tue afternoon. Warm (max 21°C on Mon afternoon, min 10°C on Wed night). Wind will be generally light. | |||||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | WNW 12 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 11 | W 11 | W 11 | W 15 | W 14 | W 14 | W 14 | W 14 | W 13 | W 13 | W 12 | W 12 | WNW 12 | WNW 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 343 | 344 | 269 | 296 | 338 | 338 | 410 | 566 | 517 | 372 | 510 | 1334 | 1620 | 1553 | 1553 | 1245 | 1103 | 870 | 650 | 541 | 422 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | glassy | cross-on | cross | cross-on | on | cross-on | cross-on | on | glassy | cross-off |
High Tide | 3:18PM2.58m | 3:54AM2.38m | 4:11PM2.85m | 4:37AM2.62m | 4:49PM3.12m | ||||||||||||||||
Low Tide | 8:50AM1.37m | 9:54PM1.19m | 9:50AM1.14m | 10:36PM0.92m | 10:31AM0.89m | ||||||||||||||||
 | |  |  |  | | |  | |  | | |  | | | | | | | | | |
 | 7:15 | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — |
 | — | — | — | 7:35 | — | — | — | — | — | — | — | 7:32 | — | — | — | — | — | — | — | 7:30 | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 1 | 3 | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 19 | 21 | 19 | 19 | 16 | 16 | 15 | 15 | 13 | 12 | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 14 | 13 | 12 |
Feels °C | 17 | 18 | 19 | 18 | 18 | 15 | 15 | 14 | 15 | 12 | 11 | 13 | 12 | 11 | 11 | 10 | 10 | 10 | 12 | 12 | 10 |
Swell 1 Height (m) Direction Period (s) | WNW 12 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 11 | W 11 | W 11 | W 15 | W 14 | W 14 | W 14 | W 14 | W 13 | W 13 | W 12 | W 12 | WNW 12 | WNW 11 |
| kJ | 343 | 344 | 269 | 296 | 338 | 338 | 410 | 566 | 517 | 372 | 510 | 1334 | 1620 | 1553 | 1553 | 1245 | 1103 | 870 | 650 | 541 | 422 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | W 19 | W 18 | W 11 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 7 | 57 | 220 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 8 | 8 | 73 | 48 | 8 | 8 | 8 | 8 | 8 | 30 | 19 | 0 | 23 | 23 | 73 | 57 | 138 | 327 | 36 | 0 | 0 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
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.
Nearest