Surf Forecasts:
How big are the waves at Rossnowlagh today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 1.5ft (0.4m), 10s period with W swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 2ft (0.6m), 6s period with NNW swell.
- Evening surf: Evening surf (21 Jul, local time) - 1ft (0.3m), 9s period with W swell.
The current surf forecast for Rossnowlagh at 12PM is: 0.4m 10s primary swell from a West direction and 0.6m 6s secondary swell from a North-northwest direction (forecast issued at 06:00am July 21). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 1.5ft (0.4m) | 10s |
| Afternoon (21 Jul) | 2ft (0.6m) | 6s |
| Evening (21 Jul) | 1ft (0.3m) | 9s |
Table - waves today at Rossnowlagh. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Wed afternoon, min 11°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
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 10 | W 10 | W 10 | NNW 6 | NNW 6 | W 9 | W 9 | NW 6 | NW 6 | NW 6 | W 9 | NW 7 | NW 7 | NW 7 | NW 6 | NW 6 | W 9 | NW 6 | NW 6 | W 8 | W 8 | W 8 | W 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 31 | 30 | 30 | 22 | 22 | 15 | 15 | 16 | 16 | 18 | 15 | 15 | 16 | 15 | 14 | 14 | 6 | 6 | 6 | 12 | 12 | 12 | 12 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | on | on | on | on | on |
High Tide | 11:49AM2.70m | 00:07AM2.87m | 12:46PM2.59m | 1:07AM2.62m | 1:54PM2.53m | ||||||||||||||||||
Low Tide | 5:32AM0.77m | 5:38PM0.98m | 6:25AM0.98m | 6:45PM1.18m | 7:28AM1.13m | 8:08PM1.27m | |||||||||||||||||
 |  | |  |  | |  | | | | | | | | | |  | | | | | | | |
 | 5:24 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — |
 | — | — | — | — | — | 9:52 | — | — | — | — | — | — | — | 9:51 | — | — | — | — | — | — | — | 9:50 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 14 | 14 | 15 | 13 | 11 | 11 | 11 | 12 | 14 | 16 | 18 | 17 | 15 | 14 | 13 | 13 | 15 | 16 | 17 | 15 | 13 |
Feels °C | 12 | 12 | 12 | 11 | 11 | 9 | 8 | 9 | 9 | 11 | 13 | 14 | 16 | 15 | 14 | 14 | 13 | 13 | 14 | 14 | 14 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | NW 6 | W 9 | W 9 | W 9 | W 9 | NW 6 | NW 6 | NW 6 | NW 6 | NW 6 | W 8 | W 8 | W 8 |
| kJ | 31 | 30 | 30 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 6 | 6 | 14 | 6 | 6 | 6 | 6 | 12 | 12 | 12 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | W 9 | — | — | — | — | W 9 | W 9 | W 8 | W 8 | W 8 | NW 6 | — | W 12 |
| kJ | — | — | — | — | — | — | — | — | — | — | 15 | — | — | — | — | 6 | 6 | 6 | 5 | 12 | 6 | — | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 7 | NW 6 | NW 6 | NNW 6 | NNW 6 | NW 4 | NNW 4 | NW 6 | NW 6 | NW 6 | — | NW 7 | NW 7 | NW 7 | NW 6 | — | — | — | — | — | — | NW 6 | NW 6 |
| kJ | 21 | 16 | 16 | 22 | 22 | 10 | 9 | 16 | 16 | 18 | — | 15 | 16 | 15 | 14 | — | — | — | — | — | — | 6 | 5 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 249 | 249 | 280 | 1269 | 1232 | 325 | 325 | 249 | 249 | 249 | 23 | 23 | 1225 | 84 | 84 | 107 | 107 | 107 | 107 | 65 | 493 | 493 | 73 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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