Surf Forecasts:
How big are the waves at Rossnowlagh today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 2.5ft (0.7m), 8s period with W swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 2.5ft (0.7m), 8s period with W swell.
- Evening surf: Evening surf (17 Aug, local time) - 4ft (1.2m), 6s period with W swell.
The current surf forecast for Rossnowlagh at 6AM is: 0.8m 9s primary swell from a West direction and 0.2m 7s secondary swell from a North-northwest direction (forecast issued at 12:00am August 17). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 2.5ft (0.7m) | 8s |
| Afternoon (17 Aug) | 2.5ft (0.7m) | 8s |
| Evening (17 Aug) | 4ft (1.2m) | 6s |
Table - waves today at Rossnowlagh. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 24mm), heaviest during Mon morning. Very mild (max 16°C on Mon afternoon, min 13°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | ||||||||||||||||||||||
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 | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | W 8 | W 9 | W 9 | W 8 | W 8 | W 8 | WSW 8 | W 6 | W 7 | W 7 | W 7 | W 7 | W 8 | W 10 | W 10 | W 11 | W 11 | W 10 | W 10 | W 11 | W 11 | W 10 | WNW 10 | WNW 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 91 | 97 | 95 | 68 | 63 | 46 | 63 | 109 | 142 | 177 | 206 | 243 | 291 | 605 | 851 | 1029 | 1075 | 1177 | 1453 | 1313 | 1185 | 851 | 667 | 574 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross-on | cross-on | cross | cross-on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on |
High Tide | 9:33AM3.18m | 9:49PM3.41m | 10:11AM3.01m | 10:28PM3.06m | 10:53AM2.80m | |||||||||||||||||||
Low Tide | 3:20AM0.25m | 3:23PM0.40m | 3:55AM0.51m | 4:04PM0.67m | 4:32AM0.79m | 4:49PM0.96m | ||||||||||||||||||
 | |  |  | | | |  | | | |  | |  | |  | | | | | | | |  | |
 | — | 6:11 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 8:59 | — | — | — | — | — | — | — | 8:55 | — |
mm | — | — | — | 1 | 4 | 1 | 2 | 1 | — | — | — | — | — | 1 | 1 | — | 1 | 1 | 2 | 3 | 3 | 2 | 1 | — |
Temp °C | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 15 | 14 | 15 | 16 | 16 | 15 | 14 | 13 | 13 | 13 | 14 | 15 | 15 | 16 | 13 |
Feels °C | 14 | 14 | 15 | 15 | 15 | 15 | 14 | 13 | 12 | 12 | 10 | 11 | 11 | 11 | 10 | 9 | 8 | 8 | 8 | 10 | 11 | 11 | 14 | 11 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 9 | W 9 | W 8 | W 8 | W 8 | N 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 10 | WNW 10 |
| kJ | 18 | 97 | 95 | 68 | 63 | 46 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 667 | 574 |
Swell 2 Height (m) Direction Period (s) | NW 7 | NNW 7 | NW 7 | NW 7 | NW 6 | NW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 8 | 5 | 2 | 2 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | N 8 | N 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 8 | — | — | — | — | — | WSW 8 | W 6 | W 7 | W 7 | W 7 | W 7 | W 8 | W 10 | W 10 | W 11 | W 11 | W 10 | W 10 | W 11 | W 11 | W 10 | — | — |
| kJ | 91 | — | — | — | — | — | 63 | 109 | 142 | 177 | 206 | 243 | 291 | 605 | 851 | 1029 | 1075 | 1177 | 1453 | 1313 | 1185 | 851 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 57 | 57 | 48 | 48 | 28 | 57 | 107 | 287 | 408 | 277 | 278 | 287 | 284 | 494 | 494 | 123 | 123 | 399 | 107 | 107 | 107 | 106 | 130 | 97 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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