Surf Forecasts:
How big are the waves at Trá Na Rosan today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 6.5ft (2.0m), 8s period with N swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 6ft (1.8m), 7s period with N swell.
- Evening surf: Evening surf (20 Aug, local time) - 5.5ft (1.7m), 7s period with N swell.
The current surf forecast for Trá Na Rosan at 12PM is: 1.9m 8s primary swell from a North direction and 0.8m 9s secondary swell from a West-northwest direction, 0.1m 16s secondary swell from a West direction (forecast issued at 06:00am August 20). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 6.5ft (2.0m) | 8s |
| Afternoon (20 Aug) | 6ft (1.8m) | 7s |
| Evening (20 Aug) | 5.5ft (1.7m) | 7s |
Table - waves today at Trá Na Rosan. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Thu night. Very mild (max 14°C on Sat morning, min 12°C on Fri afternoon). Winds decreasing (strong winds from the N on Thu morning, light winds from the W by Sat night). | |||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | |||||||||||||||||||||
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) | WNW 9 | NNW 8 | N 8 | N 8 | N 7 | N 7 | N 7 | N 7 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | N 6 | NNW 6 | NNW 5 | NNW 5 | NNW 5 | NW 5 | NW 5 | NW 5 | NNW 5 | NNW 5 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 237 | 497 | 522 | 419 | 338 | 278 | 270 | 206 | 170 | 134 | 117 | 92 | 82 | 54 | 53 | 51 | 32 | 23 | 24 | 18 | 19 | 16 | 17 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 11:55AM2.44m | 00:26AM2.29m | 1:14PM2.29m | 2:05AM2.16m | 3:02PM2.30m | ||||||||||||||||||
Low Tide | 5:36AM1.05m | 6:08PM1.18m | 6:41AM1.27m | 7:41PM1.35m | 8:20AM1.35m | 9:27PM1.31m | |||||||||||||||||
 |  | |  | | |  |  | |  | |  | | |  | | | | | | | | | |
 | 6:13 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:54 | — | — | — | — | — | — | — | 8:52 | — | — | — | — | — | — | — | 8:50 | — |
mm | 2 | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 |
Feels °C | 7 | 7 | 5 | 5 | 6 | 5 | 5 | 6 | 7 | 7 | 7 | 8 | 8 | 6 | 9 | 8 | 9 | 9 | 10 | 11 | 10 | 11 | 12 |
Swell 1 Height (m) Direction Period (s) | WNW 9 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 6 | WNW 7 | WNW 7 | WNW 7 | W 8 | W 9 | W 9 | W 9 | NNW 5 | NNW 5 |
| kJ | 237 | 163 | 103 | 92 | 68 | 65 | 45 | 41 | 27 | 26 | 21 | 20 | 11 | 14 | 10 | 10 | 5 | 6 | 13 | 14 | 14 | 16 | 17 |
Swell 2 Height (m) Direction Period (s) | W 16 | W 16 | W 16 | — | — | W 16 | W 15 | W 15 | W 15 | W 15 | W 17 | W 17 | W 17 | WNW 7 | W 9 | W 9 | W 9 | WNW 7 | WNW 7 | NW 6 | NW 6 | W 9 | W 9 |
| kJ | 5 | 5 | 5 | — | — | 5 | 4 | 4 | 4 | 4 | 6 | 6 | 6 | 5 | 6 | 6 | 6 | 4 | 4 | 2 | 2 | 6 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | W 8 | W 16 | W 16 | W 16 | W 16 | W 16 | W 16 | W 16 | NW 6 | NW 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | NNW 6 | NNW 8 | N 8 | N 8 | N 7 | N 7 | N 7 | N 7 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | N 6 | NNW 6 | NNW 5 | NNW 5 | NNW 5 | NW 5 | NW 5 | NW 5 | — | — |
| kJ | 134 | 497 | 522 | 419 | 338 | 278 | 270 | 206 | 170 | 134 | 117 | 92 | 82 | 54 | 53 | 51 | 32 | 23 | 24 | 18 | 19 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 110 | 308 | 408 | 476 | 1118 | 346 | 403 | 136 | 358 | 136 | 347 | 346 | 326 | 326 | 274 | 202 | 253 | 204 | 204 | 338 | 338 | 202 | 35 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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