Surf Forecasts:
How big are the waves at Trá Na Rosan today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 1.5ft (0.4m), 11s period with WNW swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 3ft (0.9m), 6s period with NNW swell.
- Evening surf: Evening surf (20 Jul, local time) - 3ft (0.9m), 7s period with NNW swell.
The current surf forecast for Trá Na Rosan at 6AM is: 0.4m 11s primary swell from a West-northwest direction and 0.1m 19s secondary swell from a West direction, 0.7m 5s secondary swell from a Northwest direction (forecast issued at 12:00am July 20). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 1.5ft (0.4m) | 11s |
| Afternoon (20 Jul) | 3ft (0.9m) | 6s |
| Evening (20 Jul) | 3ft (0.9m) | 7s |
Table - waves today at Trá Na Rosan. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 14°C on Sun night, min 11°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
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) | NNW 6 | WNW 11 | WNW 11 | WNW 10 | NNW 6 | NNW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 27 | 40 | 39 | 37 | 53 | 64 | 73 | 75 | 88 | 83 | 87 | 90 | 90 | 73 | 73 | 73 | 75 | 78 | 83 | 85 | 70 | 70 | 57 | 56 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on |
High Tide | 10:47PM3.24m | 11:10AM2.72m | 11:34PM2.95m | 12:01PM2.56m | 00:26AM2.66m | 1:01PM2.43m | ||||||||||||||||||
Low Tide | 5:02AM0.52m | 5:07PM0.62m | 5:49AM0.75m | 6:01PM0.87m | 6:43AM0.97m | 7:07PM1.09m | ||||||||||||||||||
 | |  | | | |  | |  | | | | | | | | | | | | | | | | |
 | — | 5:16 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:55 | — | — | — | — | — | — | — | 9:54 | — | — | — | — | — | — | — | 9:52 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 13 | 12 | 12 | 12 | 12 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 11 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 |
Feels °C | 12 | 11 | 9 | 8 | 9 | 9 | 9 | 10 | 8 | 8 | 8 | 7 | 7 | 7 | 8 | 7 | 8 | 8 | 10 | 11 | 11 | 11 | 10 | 11 |
Swell 1 Height (m) Direction Period (s) | NNW 6 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 |
| kJ | 27 | 40 | 39 | 37 | 37 | 37 | 36 | 34 | 33 | 33 | 32 | 32 | 31 | 17 | 16 | 16 | 16 | 16 | 16 | 85 | 70 | 70 | 57 | 56 |
Swell 2 Height (m) Direction Period (s) | WNW 11 | W 19 | W 19 | — | — | — | — | W 18 | W 18 | W 18 | W 18 | — | — | — | — | — | — | W 16 | W 16 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 |
| kJ | 24 | 7 | 7 | — | — | — | — | 6 | 6 | 6 | 6 | — | — | — | — | — | — | 5 | 5 | 16 | 16 | 16 | 16 | 16 |
Swell 3 Height (m) Direction Period (s) | WNW 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NNW 6 | NNW 5 | NNW 5 | NNW 6 | NNW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 7 | — | — | — | — | — |
| kJ | — | 34 | 31 | 34 | 53 | 64 | 73 | 75 | 88 | 83 | 87 | 90 | 90 | 73 | 73 | 73 | 75 | 78 | 83 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 84 | 84 | 274 | 330 | 408 | 274 | 253 | 202 | 372 | 202 | 327 | 357 | 1221 | 593 | 340 | 274 | 327 | 327 | 327 | 327 | 13 | 13 | 1299 | 13 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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