Surf Forecasts:
How big are the waves at Downhill today (07 Sep):
- Afternoon surf: Afternoon surf (07 Sep, local time) - 3.5ft (1.0m), 10s period with WNW swell.
- Evening surf: Evening surf (07 Sep, local time) - 4.5ft (1.4m), 11s period with NW swell.
The current surf forecast for Downhill at 10PM is: 1.5m 11s primary swell from a West-northwest direction and 0.6m 3s secondary swell from a West-southwest direction (forecast issued at 06:00pm September 07). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Sep) | - | - |
| Afternoon (07 Sep) | 3.5ft (1.0m) | 10s |
| Evening (07 Sep) | 4.5ft (1.4m) | 11s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Mon afternoon. Very mild (max 15°C on Mon afternoon, min 12°C on Mon night). Winds decreasing (strong winds from the WNW on Tue morning, light winds from the SSW by Wed afternoon). | |||||||||||||||||||
Mon 7 | Tuesday 8 | Wednesday 9 | |||||||||||||||||
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 10 | WNW 10 | WNW 11 | NW 11 | WNW 11 | NW 11 | NW 10 | NW 10 | NW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | NNW 8 | NNW 8 | NW 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 234 | 333 | 553 | 593 | 687 | 1212 | 1309 | 1522 | 1879 | 1693 | 1412 | 1022 | 733 | 501 | 307 | 151 | 76 | 58 | 39 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-on | cross-on | cross-on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off |
High Tide | 4:33PM1.86m | 5:02AM1.70m | 5:24PM2.10m | 5:47AM1.84m | 6:06PM2.30m | ||||||||||||||
Low Tide | 11:04PM0.43m | 11:04AM0.37m | 11:52PM0.23m | 11:48AM0.17m | |||||||||||||||
 |  |  | |  |  | |  | | | | |  | | | |  | | | |
 | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — |
 | — | 8:06 | — | — | — | — | — | — | — | 8:02 | — | — | — | — | — | — | — | 8:00 | — |
mm | 1 | — | — | — | — | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 12 | 13 | 12 | 13 | 13 | 14 | 14 | 13 | 13 | 12 | 13 | 12 | 13 | 15 | 15 | 15 | 14 |
Feels °C | 9 | 7 | 5 | 6 | 4 | 5 | 5 | 5 | 6 | 6 | 6 | 5 | 8 | 8 | 10 | 12 | 12 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | NW 10 | WNW 10 | WNW 11 | NW 11 | WNW 11 | — | — | — | — | — | — | — | NNW 10 | NNW 9 | NNW 9 | NNW 9 | NNW 8 | NNW 8 | NW 8 |
| kJ | 234 | 333 | 553 | 593 | 687 | — | — | — | — | — | — | — | 733 | 501 | 307 | 151 | 76 | 58 | 39 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | NW 13 | — | — | — | — | — | — | — | — | — | — | WNW 8 | WNW 8 | WNW 8 | NNW 8 |
| kJ | — | — | — | — | 202 | — | — | — | — | — | — | — | — | — | — | 48 | 47 | 44 | 11 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 13 |
Wind waves Height (m) Direction Period (s) | W 3 | W 4 | WSW 3 | SW 3 | SW 3 | NW 11 | NW 10 | NW 10 | NW 11 | NNW 11 | NNW 10 | NNW 10 | — | — | — | — | — | — | — |
| kJ | 7 | 13 | 8 | 9 | 7 | 1212 | 1309 | 1522 | 1879 | 1693 | 1412 | 1022 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 560 | 748 | 541 | 379 | 379 | 338 | 414 | 615 | 971 | 863 | 572 | 184 | 159 | 144 | 157 | 13 | 4 | 0 | 4 |
Best forecast wave conditions in Londonderry | |||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||
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