Surf Forecasts:
How big are the waves at Downhill today (01 Sep):
- Morning surf: Morning surf (01 Sep, local time) - 1.5ft (0.5m), 8s period with WNW swell.
- Afternoon surf: Afternoon surf (01 Sep, local time) - 2.5ft (0.8m), 9s period with WNW swell.
- Evening surf: Evening surf (01 Sep, local time) - 2.5ft (0.7m), 8s period with NW swell.
The current surf forecast for Downhill at 9AM is: 0.5m 8s primary swell from a West-northwest direction and 0.2m 6s secondary swell from a North-northwest direction, 0.5m 3s secondary swell from a Southwest direction (forecast issued at 12:00am September 01). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Sep) | 1.5ft (0.5m) | 8s |
| Afternoon (01 Sep) | 2.5ft (0.8m) | 9s |
| Evening (01 Sep) | 2.5ft (0.7m) | 8s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Tue afternoon. Very mild (max 19°C on Wed afternoon, min 13°C on Mon night). Winds increasing (calm on Tue night, fresh winds from the SW by Thu afternoon). | ||||||||||||||||||||||||
Tuesday 1 | Wednesday 2 | Thursday 3 | ||||||||||||||||||||||
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) | NW 6 | NNW 6 | WNW 7 | WNW 8 | WNW 9 | WNW 9 | WNW 8 | NW 8 | NW 8 | NW 8 | NW 8 | WNW 8 | NW 6 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | WNW 7 | WNW 7 | NW 7 | NW 7 | NW 6 | WNW 8 | WNW 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 30 | 15 | 18 | 37 | 84 | 84 | 88 | 67 | 53 | 57 | 51 | 26 | 12 | 45 | 35 | 35 | 22 | 18 | 20 | 16 | 11 | 9 | 35 | 186 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross | cross | cross | cross-on | cross-on | glassy | off | off | off | off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 9:12AM1.96m | 9:33PM2.10m | 9:49AM1.87m | 10:13PM1.93m | 10:33AM1.74m | |||||||||||||||||||
Low Tide | 3:14AM0.19m | 3:16PM0.17m | 3:47AM0.30m | 3:54PM0.32m | 4:27AM0.45m | 4:43PM0.50m | ||||||||||||||||||
 | |  | |  | | |  | | | | | |  | |  | | | | | | | | | |
 | — | 6:31 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:21 | — | — | — | — | — | — | — | 8:19 | — | — | — | — | — | — | — | 8:15 | — |
mm | — | — | — | — | 1 | 3 | 3 | 2 | 1 | — | — | — | — | — | — | — | — | 1 | — | — | — | 1 | 2 | 1 |
Temp °C | 13 | 13 | 14 | 15 | 17 | 15 | 15 | 14 | 13 | 13 | 14 | 15 | 15 | 16 | 19 | 18 | 17 | 16 | 15 | 16 | 18 | 17 | 14 | 14 |
Feels °C | 10 | 10 | 10 | 10 | 13 | 10 | 12 | 14 | 13 | 13 | 13 | 12 | 13 | 14 | 18 | 16 | 15 | 13 | 13 | 13 | 14 | 12 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | NW 6 | NNW 6 | WNW 7 | WNW 8 | WNW 9 | WNW 9 | WNW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NNW 6 | NW 6 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | WNW 7 | WNW 7 | NW 7 | NW 7 | NW 6 | WNW 8 | WNW 11 |
| kJ | 30 | 15 | 18 | 37 | 84 | 84 | 88 | 67 | 53 | 57 | 51 | 16 | 10 | 45 | 35 | 35 | 22 | 18 | 20 | 12 | 11 | 9 | 35 | 186 |
Swell 2 Height (m) Direction Period (s) | W 9 | WNW 6 | NNW 6 | NNW 6 | N 6 | N 6 | — | — | — | — | — | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | N 9 | N 9 |
| kJ | 7 | 8 | 7 | 4 | 1 | 1 | — | — | — | — | — | 26 | 12 | 11 | 11 | 6 | 11 | 15 | 16 | 16 | 8 | 8 | 6 | 2 |
Swell 3 Height (m) Direction Period (s) | — | WNW 9 | W 9 | — | — | — | — | — | — | — | — | — | NNW 9 | N 13 | ESE 3 | — | — | — | — | — | — | — | N 15 | — |
| kJ | — | 8 | 2 | — | — | — | — | — | — | — | — | — | 8 | 3 | 1 | — | — | — | — | — | — | — | 4 | — |
Wind waves Height (m) Direction Period (s) | WSW 2 | SW 3 | SW 3 | SW 3 | W 3 | W 3 | — | — | — | — | — | — | — | SE 2 | — | — | — | W 2 | — | SW 2 | WSW 3 | W 3 | W 3 | SW 3 |
| kJ | 1 | 2 | 3 | 4 | 5 | 6 | — | — | — | — | — | — | — | 1 | — | — | — | 1 | — | 1 | 3 | 4 | 5 | 4 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 39 | 184 | 184 | 388 | 406 | 184 | 39 | 13 | 11 | 11 | 11 | 20 | 20 | 11 | 17 | 41 | 49 | 184 | 50 | 331 | 528 | 184 | 385 | 13 |
Best forecast wave conditions in Londonderry | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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