Surf Forecasts:
How big are the waves at Downhill today (22 Sep):
- Morning surf: Morning surf (22 Sep, local time) - 2.5ft (0.8m), 10s period with WNW swell.
- Afternoon surf: Afternoon surf (22 Sep, local time) - 2ft (0.6m), 10s period with WNW swell.
- Evening surf: Evening surf (22 Sep, local time) - 3.5ft (1.0m), 15s period with NW swell.
The current surf forecast for Downhill at 8PM is: 0.9m 15s primary swell from a West-northwest direction and 0.4m 9s secondary swell from a Northwest direction (forecast issued at 12:00pm September 22). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Sep) | 2.5ft (0.8m) | 10s |
| Afternoon (22 Sep) | 2ft (0.6m) | 10s |
| Evening (22 Sep) | 3.5ft (1.0m) | 15s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 17mm), heaviest on Tue night. Very mild (max 18°C on Thu afternoon, min 10°C on Wed night). Winds increasing (calm on Wed afternoon, fresh winds from the SSW by Thu afternoon). | |||||||||||||||||||||
Tue 22 | Wednesday 23 | Thursday 24 | |||||||||||||||||||
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) | WNW 10 | WNW 10 | WNW 10 | WNW 15 | NW 14 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 13 | NW 18 |
Wave Graph  | |||||||||||||||||||||
 kJ | 123 | 92 | 80 | 275 | 482 | 589 | 581 | 564 | 501 | 543 | 373 | 361 | 278 | 263 | 258 | 191 | 122 | 104 | 84 | 238 | 1227 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | on | on | glassy | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross |
High Tide | 5:01PM1.76m | 5:12AM1.60m | 5:30PM1.93m | 5:40AM1.74m | 5:58PM2.09m | ||||||||||||||||
Low Tide | 10:38AM0.62m | 11:23PM0.56m | 11:14AM0.44m | 11:52PM0.39m | 11:44AM0.28m | ||||||||||||||||
 | |  | |  | | |  |  |  | | |  |  | | | | | | | | |
 | 7:11 | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — |
 | — | — | — | 7:27 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:22 | — |
mm | — | — | 1 | 2 | 1 | 5 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 |
Temp °C | 16 | 17 | 13 | 12 | 12 | 11 | 11 | 12 | 12 | 13 | 13 | 13 | 12 | 11 | 10 | 11 | 13 | 15 | 18 | 17 | 12 |
Feels °C | 14 | 16 | 11 | 11 | 11 | 8 | 9 | 9 | 9 | 9 | 10 | 12 | 10 | 7 | 5 | 6 | 7 | 9 | 13 | 14 | 9 |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 10 | WNW 15 | NW 14 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 13 | NW 18 |
| kJ | 123 | 92 | 80 | 275 | 482 | 589 | 581 | 564 | 501 | 543 | 373 | 361 | 278 | 263 | 258 | 191 | 122 | 104 | 84 | 238 | 1227 |
Swell 2 Height (m) Direction Period (s) | — | — | NW 17 | NW 9 | — | — | — | — | — | — | — | — | — | — | — | — | NW 13 | NW 13 | NW 13 | ESE 4 | — |
| kJ | — | — | 47 | 21 | — | — | — | — | — | — | — | — | — | — | — | — | 27 | 45 | 46 | 2 | — |
Swell 3 Height (m) Direction Period (s) | — | NW 19 | NW 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 4 | SE 6 | — |
| kJ | — | 15 | 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 1 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 3 | SE 3 | SE 4 | S 3 | S 3 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 9 | 15 | 6 | 2 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 11 | 38 | 37 | 20 | 37 | 24 | 24 | 184 | 184 | 39 | 0 | 0 | 0 | 4 | 28 | 382 | 391 | 182 | 4 | 6 |
Best forecast wave conditions in Londonderry | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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