Surf Forecasts:
How big are the waves at Downhill today (08 Sep):
- Morning surf: Morning surf (08 Sep, local time) - 7.5ft (2.3m), 10s period with NW swell.
- Afternoon surf: Afternoon surf (08 Sep, local time) - 10ft (3.0m), 10s period with NW swell.
- Evening surf: Evening surf (08 Sep, local time) - 8ft (2.5m), 11s period with NNW swell.
The current surf forecast for Downhill at 4AM is: 1.7m 11s primary swell from a West-northwest direction and 0.7m 13s secondary swell from a Northwest direction, 0.7m 3s secondary swell from a West-southwest direction (forecast issued at 12:00am September 08). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Sep) | 7.5ft (2.3m) | 10s |
| Afternoon (08 Sep) | 10ft (3.0m) | 10s |
| Evening (08 Sep) | 8ft (2.5m) | 11s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Mon night. Very mild (max 16°C on Thu afternoon, min 12°C on Tue night). Winds decreasing (strong winds from the NW on Tue afternoon, light winds from the SSW by Wed afternoon). | ||||||||||||||||||||||||
Tuesday 8 | Wednesday 9 | Thursday 10 | ||||||||||||||||||||||
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 11 | WNW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 9 | NW 9 | NW 9 | NNW 8 | NNW 8 | NW 8 | NW 8 | NW 7 | NW 7 | WNW 8 | NW 11 | WNW 11 | WNW 10 | WNW 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 593 | 622 | 1051 | 1164 | 1316 | 1681 | 1729 | 1439 | 1088 | 733 | 470 | 330 | 221 | 96 | 58 | 32 | 28 | 27 | 26 | 22 | 29 | 69 | 63 | 32 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on |
High Tide | 5:02AM1.70m | 5:24PM2.10m | 5:47AM1.84m | 6:06PM2.30m | 6:25AM1.96m | 6:45PM2.43m | ||||||||||||||||||
Low Tide | 11:04PM0.43m | 11:04AM0.37m | 11:52PM0.23m | 11:48AM0.17m | 00:32AM0.08m | 12:27PM0.01m | ||||||||||||||||||
 |  |  | |  | | | | | | |  |  | | |  | | | | | | | | | |
 | — | 6:45 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:02 | — | — | — | — | — | — | — | 8:00 | — | — | — | — | — | — | — | 7:58 | — |
mm | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — |
Temp °C | 13 | 13 | 13 | 13 | 14 | 14 | 13 | 13 | 12 | 12 | 13 | 13 | 15 | 15 | 15 | 14 | 12 | 12 | 12 | 14 | 14 | 16 | 16 | 14 |
Feels °C | 6 | 6 | 6 | 5 | 5 | 6 | 5 | 6 | 5 | 8 | 9 | 9 | 11 | 12 | 12 | 11 | 8 | 8 | 7 | 9 | 10 | 13 | 14 | 11 |
Swell 1 Height (m) Direction Period (s) | NW 11 | WNW 11 | — | — | — | — | — | — | — | NNW 10 | NNW 9 | NW 9 | NW 9 | NNW 8 | NNW 8 | NW 8 | NW 8 | NW 7 | NW 7 | WNW 8 | WNW 8 | WNW 11 | WNW 10 | WNW 10 |
| kJ | 593 | 622 | — | — | — | — | — | — | — | 733 | 470 | 330 | 221 | 96 | 58 | 32 | 28 | 27 | 26 | 22 | 22 | 69 | 63 | 32 |
Swell 2 Height (m) Direction Period (s) | — | NW 13 | — | — | — | — | — | — | — | — | — | — | WNW 9 | WNW 8 | WNW 8 | WNW 8 | NNW 8 | NNW 7 | NNW 7 | N 7 | NW 11 | N 7 | SE 4 | WNW 12 |
| kJ | — | 172 | — | — | — | — | — | — | — | — | — | — | 88 | 46 | 44 | 12 | 19 | 5 | 5 | 1 | 29 | 1 | 2 | 14 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 8 | — | W 12 | W 12 | — | N 7 | — | E 6 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 11 | — | 3 | 3 | — | 1 | — | 1 | — |
Wind waves Height (m) Direction Period (s) | WSW 4 | WSW 3 | NW 11 | NW 10 | NW 10 | NW 10 | NW 11 | NNW 11 | NNW 10 | — | — | — | — | — | — | — | — | — | SSE 2 | SSE 3 | SSE 3 | SE 4 | — | — |
| kJ | 11 | 10 | 1051 | 1164 | 1316 | 1681 | 1729 | 1439 | 1088 | — | — | — | — | — | — | — | — | — | 1 | 3 | 6 | 3 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 379 | 379 | 379 | 414 | 615 | 1298 | 863 | 588 | 184 | 184 | 74 | 157 | 41 | 13 | 0 | 11 | 17 | 80 | 191 | 191 | 56 | 11 | 13 | 254 |
Best forecast wave conditions in Londonderry | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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