Surf Forecasts:
How big are the waves at Rossnowlagh today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 5ft (1.6m), 11s period with W swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 5ft (1.5m), 10s period with W swell.
- Evening surf: Evening surf (16 Sep, local time) - 6ft (1.9m), 9s period with W swell.
The current surf forecast for Rossnowlagh at 6PM is: 1.6m 10s primary swell from a West direction and 1.5m 10s secondary swell from a West direction (forecast issued at 12:00pm September 16). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 5ft (1.6m) | 11s |
| Afternoon (16 Sep) | 5ft (1.5m) | 10s |
| Evening (16 Sep) | 6ft (1.9m) | 9s |
Table - waves today at Rossnowlagh. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Wed night. Very mild (max 16°C on Fri afternoon, min 12°C on Wed night). Winds increasing (light winds from the W on Wed morning, strong winds from the W by Wed night). | |||||||||||||||||||||
Wed 16 | Thursday 17 | Friday 18 | |||||||||||||||||||
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 11 | W 10 | W 10 | W 10 | W 9 | W 9 | W 10 | W 10 | W 12 | WNW 13 | WNW 14 | WNW 15 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | W 13 | W 12 | W 12 | W 12 | W 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 584 | 510 | 434 | 470 | 607 | 699 | 1146 | 1818 | 3145 | 4676 | 6053 | 6541 | 5761 | 4822 | 3609 | 2759 | 2287 | 1836 | 1760 | 1530 | 1265 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross | cross-on | on | cross-on | cross-on |
High Tide | 9:28AM3.12m | 9:45PM2.92m | 10:04AM2.89m | 10:25PM2.60m | 10:51AM2.65m | ||||||||||||||||
Low Tide | 3:28PM0.65m | 3:41AM0.80m | 4:08PM0.94m | 4:19AM1.08m | 5:00PM1.23m | ||||||||||||||||
 |  | | |  | |  |  | |  |  | | | |  | | | | | | | |
 | 7:05 | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — |
 | — | — | — | 7:47 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:43 | — |
mm | — | 1 | — | — | 4 | 1 | — | 1 | 1 | 1 | — | — | 1 | — | — | — | 2 | 4 | 1 | 1 | 1 |
Temp °C | 13 | 14 | 14 | 14 | 15 | 13 | 12 | 12 | 13 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 14 | 16 | 16 | 16 |
Feels °C | 11 | 9 | 10 | 9 | 9 | 7 | 5 | 4 | 5 | 7 | 7 | 6 | 7 | 7 | 8 | 8 | 8 | 11 | 11 | 12 | 13 |
Swell 1 Height (m) Direction Period (s) | W 11 | N 10 | W 10 | — | — | — | — | — | — | — | — | — | — | — | — | WNW 13 | W 13 | — | — | — | — |
| kJ | 584 | 2 | 434 | — | — | — | — | — | — | — | — | — | — | — | — | 2759 | 2287 | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | W 10 | — | W 10 | W 9 | W 9 | W 10 | W 10 | W 12 | WNW 13 | WNW 14 | WNW 15 | WNW 14 | WNW 14 | WNW 13 | — | — | W 12 | W 12 | W 12 | W 11 |
| kJ | — | 510 | — | 470 | 607 | 699 | 1146 | 1818 | 3145 | 4676 | 6053 | 6541 | 5761 | 4822 | 3609 | — | — | 1836 | 1760 | 1530 | 1265 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 396 | 284 | 123 | 430 | 430 | 438 | 438 | 438 | 439 | 733 | 733 | 733 | 733 | 284 | 284 | 534 | 106 | 743 | 123 | 503 | 106 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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