Surf Forecasts:
How big are the waves at Downhill today (11 Aug):
- Morning surf: Morning surf (11 Aug, local time) - 1ft (0.3m), 8s period with NNW swell.
- Afternoon surf: Afternoon surf (11 Aug, local time) - 1ft (0.3m), 7s period with NW swell.
- Evening surf: Evening surf (11 Aug, local time) - 0.5ft (0.2m), 7s period with WNW swell.
The current surf forecast for Downhill at 6PM is: 0.2m 7s primary swell from a West-northwest direction and 0.2m 7s secondary swell from a North-northwest direction (forecast issued at 12:00pm August 11). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Aug) | 1ft (0.3m) | 8s |
| Afternoon (11 Aug) | 1ft (0.3m) | 7s |
| Evening (11 Aug) | 0.5ft (0.2m) | 7s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Thu afternoon. Warm (max 24°C on Wed afternoon, min 14°C on Thu night). Wind will be generally light. | |||||||||||||||||||||
Tue 11 | Wednesday 12 | Thursday 13 | |||||||||||||||||||
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 8 | NW 7 | NW 7 | WNW 7 | W 13 | W 12 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 12 | W 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | W 10 | W 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 13 | 8 | 8 | 5 | 3 | 11 | 10 | 9 | 2 | 2 | 2 | 2 | 3 | 11 | 12 | 12 | 11 | 11 | 10 | 8 | 8 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | on | glassy |
High Tide | 6:19PM2.24m | 6:40AM1.97m | 7:03PM2.41m | 7:21AM2.02m | 7:44PM2.49m | ||||||||||||||||
Low Tide | 12:02PM0.22m | 00:45AM0.12m | 12:45PM0.05m | 1:28AM0.02m | 1:24PM-0.06m | ||||||||||||||||
 |  |  | |  |  | | | | | | | | |  | | | | |  |  | |
 | 5:52 | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | 9:10 | — | — | — | — | — | — | — | 9:08 | — | — | — | — | — | — | — | 9:06 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | 2 | 1 |
Temp °C | 15 | 18 | 20 | 21 | 19 | 18 | 17 | 16 | 18 | 22 | 24 | 24 | 22 | 20 | 19 | 18 | 20 | 21 | 21 | 21 | 17 |
Feels °C | 12 | 15 | 17 | 19 | 17 | 15 | 14 | 13 | 16 | 20 | 23 | 25 | 22 | 21 | 20 | 19 | 20 | 21 | 21 | 22 | 18 |
Swell 1 Height (m) Direction Period (s) | NW 7 | NW 7 | NW 7 | WNW 7 | NW 7 | E 4 | W 11 | W 11 | W 11 | W 11 | — | — | — | W 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | W 10 | W 10 |
| kJ | 8 | 8 | 8 | 5 | 2 | 1 | 10 | 9 | 2 | 2 | — | — | — | 11 | 12 | 12 | 11 | 11 | 10 | 8 | 8 |
Swell 2 Height (m) Direction Period (s) | NNW 8 | NNW 8 | NNW 8 | NNW 7 | N 8 | NW 7 | NW 7 | NW 6 | NW 6 | — | W 10 | W 10 | W 12 | — | — | — | — | — | — | — | — |
| kJ | 13 | 6 | 6 | 5 | 1 | 2 | 2 | 2 | 2 | — | 2 | 2 | 3 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 10 | W 9 | W 9 | W 13 | W 13 | W 12 | — | N 6 | — | — | — | — | — | W 6 | — | — | — | — | — | — | — |
| kJ | 2 | 2 | 2 | 3 | 3 | 11 | — | 1 | — | — | — | — | — | 1 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | ESE 2 | ESE 3 | ESE 3 | ESE 3 | — | — | SE 2 | SE 2 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 1 | 3 | 2 | 1 | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 53 | 53 | 75 | 38 | 37 | 37 | 37 | 37 | 53 | 37 | 37 | 39 | 37 | 37 | 37 | 37 | 37 | 39 | 39 | 39 | 39 |
Best forecast wave conditions in Londonderry | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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