Surf Forecasts:
How big are the waves at Rossnowlagh today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 10ft (3.0m), 11s period with W swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 13ft (4.0m), 13s period with WNW swell.
- Evening surf: Evening surf (17 Sep, local time) - 13ft (4.0m), 14s period with WNW swell.
The current surf forecast for Rossnowlagh at 4PM is: 4.0m 14s primary swell from a West-northwest direction (forecast issued at 12:00pm September 17). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 10ft (3.0m) | 11s |
| Afternoon (17 Sep) | 13ft (4.0m) | 13s |
| Evening (17 Sep) | 13ft (4.0m) | 14s |
Table - waves today at Rossnowlagh. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 15mm), heaviest on Fri morning. Very mild (max 16°C on Fri afternoon, min 12°C on Thu night). Mainly fresh winds. | |||||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | |||||||||||||||||||
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 | WNW 13 | WNW 14 | WNW 15 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | W 13 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 12 | W 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2740 | 4301 | 5531 | 6541 | 5387 | 4308 | 3344 | 2618 | 2121 | 1836 | 2001 | 1733 | 1485 | 1376 | 1344 | 1432 | 1676 | 2017 | 2146 | 2501 | 2405 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on |
High Tide | 10:04AM2.89m | 10:25PM2.60m | 10:51AM2.65m | 11:20PM2.32m | 12:02PM2.45m | ||||||||||||||||
Low Tide | 4:08PM0.94m | 4:19AM1.08m | 5:00PM1.23m | 5:12AM1.33m | 6:33PM1.45m | ||||||||||||||||
 |  |  | |  | |  | | | | | |  |  | |  | |  |  | | | |
 | 7:07 | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — |
 | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:43 | — | — | — | — | — | — | — | 7:39 | — |
mm | 1 | 1 | — | — | — | — | — | — | 3 | 4 | 3 | 1 | 1 | 1 | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 14 | 16 | 16 | 16 | 15 | 14 | 13 | 13 | 14 | 13 | 13 | 13 |
Feels °C | 6 | 5 | 7 | 6 | 7 | 8 | 8 | 9 | 8 | 10 | 11 | 12 | 12 | 10 | 8 | 6 | 6 | 7 | 6 | 6 | 7 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | — | WNW 13 | W 13 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 2618 | 2121 | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 11 | WNW 13 | WNW 14 | WNW 15 | WNW 14 | WNW 14 | WNW 13 | — | — | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 12 | W 12 |
| kJ | 2740 | 4301 | 5531 | 6541 | 5387 | 4308 | 3344 | — | — | 1836 | 2001 | 1733 | 1485 | 1376 | 1344 | 1432 | 1676 | 2017 | 2146 | 2501 | 2405 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 439 | 733 | 733 | 733 | 733 | 284 | 606 | 106 | 107 | 743 | 123 | 123 | 123 | 719 | 719 | 719 | 725 | 725 | 304 | 284 | 277 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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