Surf Forecasts:
How big are the waves at Downhill today (15 Aug):
- Morning surf: Morning surf (15 Aug, local time) - 2ft (0.6m), 9s period with NW swell.
- Afternoon surf: Afternoon surf (15 Aug, local time) - 2ft (0.6m), 8s period with NW swell.
- Evening surf: Evening surf (15 Aug, local time) - 2.5ft (0.8m), 8s period with NW swell.
The current surf forecast for Downhill at 3PM is: 0.6m 8s primary swell from a Northwest direction (forecast issued at 12:00pm August 15). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Aug) | 2ft (0.6m) | 9s |
| Afternoon (15 Aug) | 2ft (0.6m) | 8s |
| Evening (15 Aug) | 2.5ft (0.8m) | 8s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Mon afternoon. Very mild (max 16°C on Sat afternoon, min 11°C on Sat night). Wind will be generally light. | |||||||||||||||||||||
Sat 15 | Sunday 16 | Monday 17 | |||||||||||||||||||
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) | NW 9 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | WNW 10 | NW 7 | NW 7 | NW 6 | NW 6 | NW 6 | WNW 8 |
Wave Graph | |||||||||||||||||||||
61 | 55 | 66 | 78 | 95 | 95 | 64 | 63 | 58 | 35 | 34 | 27 | 19 | 17 | 18 | 17 | 11 | 10 | 7 | 6 | 6 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross |
High Tide | 8:35AM1.99m | 8:59PM2.39m | 9:09AM1.93m | 9:34PM2.22m | 9:44AM1.84m | ||||||||||||||||
Low Tide | 2:39PM-0.07m | 3:21AM0.11m | 3:16PM0.03m | 3:55AM0.25m | 3:54PM0.20m | ||||||||||||||||
6:00 | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | |
— | — | — | 9:01 | — | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 8:57 | — | |
mm | — | — | — | — | — | — | 1 | 2 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | 2 | 4 | 6 | 1 |
Temp °C | 14 | 15 | 16 | 15 | 14 | 13 | 12 | 11 | 12 | 13 | 13 | 13 | 14 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 16 |
Feels °C | 10 | 12 | 12 | 13 | 13 | 12 | 10 | 9 | 10 | 11 | 11 | 11 | 13 | 15 | 15 | 14 | 14 | 14 | 13 | 11 | 15 |
Swell 1 Height (m) Direction Period (s) | NW 9 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 6 | NW 6 | NW 6 | WNW 8 |
61 | 55 | 66 | 78 | 95 | 95 | 64 | 63 | 58 | 35 | 34 | 27 | 19 | 13 | 12 | 12 | 11 | 10 | 6 | 6 | 6 | |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | N 8 | N 8 | WNW 8 | WNW 9 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | W 8 | NW 6 |
— | — | — | — | — | — | — | — | — | — | 1 | 1 | 14 | 17 | 18 | 17 | 8 | 7 | 7 | 5 | 1 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | N 8 | N 8 | N 8 | N 8 | N 7 | N 7 | N 7 | N 7 | N 7 |
— | — | — | — | — | — | — | — | — | — | — | — | 5 | 5 | 5 | 1 | 1 | 1 | 1 | 1 | 1 | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 184 | 24 | 184 | 184 | 1038 | 24 | 13 | 4 | 4 | 4 | 11 | 20 | 37 | 37 | 20 | 20 | 17 | 39 | 38 | 39 | 37 |
Best forecast wave conditions in Londonderry | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)












