Surf Forecasts:
How big are the waves at Trá Na Rosan today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 3ft (0.9m), 7s period with W swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 3.5ft (1.0m), 7s period with W swell.
- Evening surf: Evening surf (31 Jul, local time) - 3ft (0.9m), 7s period with WNW swell.
The current surf forecast for Trá Na Rosan at 6AM is: 0.7m 7s primary swell from a West direction and 0.7m 6s secondary swell from a North-northwest direction (forecast issued at 12:00am July 31). The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | 3ft (0.9m) | 7s |
| Afternoon (31 Jul) | 3.5ft (1.0m) | 7s |
| Evening (31 Jul) | 3ft (0.9m) | 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 17°C on Sun afternoon, min 12°C on Thu night). Winds decreasing (fresh winds from the W on Sat morning, calm by Sun morning). | ||||||||||||||||||||||||
Friday 31 | Saturday 1 | Sunday 2 | ||||||||||||||||||||||
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 7 | NNW 7 | W 7 | W 7 | W 7 | W 7 | WNW 7 | WNW 7 | WNW 7 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 7 | WNW 7 | WNW 7 | NW 7 | NW 8 | NW 8 | NW 8 | NW 8 | N 9 | N 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 69 | 48 | 44 | 77 | 94 | 92 | 96 | 77 | 77 | 75 | 80 | 117 | 132 | 121 | 107 | 91 | 76 | 79 | 94 | 84 | 82 | 82 | 79 | 78 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | cross | cross-off |
High Tide | 8:00AM3.02m | 8:19PM3.39m | 8:32AM3.02m | 8:50PM3.38m | 9:04AM2.99m | 9:22PM3.31m | ||||||||||||||||||
Low Tide | 1:56AM0.36m | 1:57PM0.24m | 2:27AM0.31m | 2:28PM0.23m | 2:58AM0.31m | 3:00PM0.28m | ||||||||||||||||||
 |  |  |  |  |  | |  | | | | | | | | | | |  | | | | | | |
 | — | 5:35 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:37 | — | — | — | — | — | — | — | 9:36 | — | — | — | — | — | — | — | 9:34 | — |
mm | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 13 | 12 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 13 | 14 | 15 | 17 | 15 |
Feels °C | 9 | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 8 | 8 | 9 | 8 | 8 | 9 | 10 | 12 | 11 | 12 | 11 | 12 | 12 | 11 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | NNW 7 | NNW 7 | W 7 | N 7 | N 8 | N 8 | NNW 8 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | WNW 7 | WNW 7 | NW 7 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | N 9 |
| kJ | 69 | 48 | 44 | 40 | 29 | 29 | 19 | 18 | 18 | 18 | 11 | 10 | 10 | 10 | 10 | 91 | 76 | 75 | 94 | 84 | 82 | 82 | 57 | 78 |
Swell 2 Height (m) Direction Period (s) | W 7 | W 7 | NNW 6 | — | W 12 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | — | N 11 | W 9 | N 10 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | NW 8 |
| kJ | 44 | 45 | 43 | — | 3 | 3 | 2 | 2 | 2 | 8 | 8 | — | 2 | 6 | 16 | 60 | 59 | 79 | 60 | 83 | 61 | 81 | 79 | 55 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | N 10 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 10 | W 10 | W 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 13 | 13 | 13 | 5 | 5 | 5 | 1 | 7 | 7 | 8 |
Wind waves Height (m) Direction Period (s) | — | — | — | W 7 | W 7 | W 7 | WNW 7 | WNW 7 | WNW 7 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 7 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 77 | 94 | 92 | 96 | 77 | 77 | 75 | 80 | 117 | 132 | 121 | 107 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 8 | 13 | 13 | 1361 | 473 | 468 | 44 | 44 | 44 | 122 | 378 | 378 | 378 | 595 | 7 | 0 | 0 | 0 | 0 | 25 | 29 | 29 | 0 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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