Surf Forecasts:
How big are the waves at Downhill today (17 Oct):
- Morning surf: Morning surf (17 Oct, local time) - 2.5ft (0.8m), 12s period with NW swell.
- Afternoon surf: Afternoon surf (17 Oct, local time) - 3ft (0.9m), 12s period with NW swell.
- Evening surf: Evening surf (17 Oct, local time) - 2.5ft (0.8m), 11s period with NW swell.
The current surf forecast for Downhill at 1PM is: 0.9m 12s primary swell from a Northwest direction and 0.6m 7s secondary swell from a North-northwest direction (forecast issued at 06:00am October 17). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Oct) | 2.5ft (0.8m) | 12s |
| Afternoon (17 Oct) | 3ft (0.9m) | 12s |
| Evening (17 Oct) | 2.5ft (0.8m) | 11s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 12°C on Mon afternoon, min 7°C on Sat night). Wind will be generally light. | |||||||||||||||||||||||
Saturday 17 | Sunday 18 | Monday 19 | |||||||||||||||||||||
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) | NNW 8 | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 15 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | NW 16 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 173 | 193 | 149 | 205 | 224 | 183 | 177 | 147 | 114 | 110 | 85 | 80 | 79 | 136 | 154 | 96 | 55 | 208 | 352 | 539 | 623 | 677 | 825 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-off | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | off | off | cross-off | cross-off | off | off | off | off | off | off |
High Tide | 10:28AM1.61m | 10:38PM1.35m | 11:42AM1.46m | 00:06AM1.22m | 2:06PM1.44m | ||||||||||||||||||
Low Tide | 5:12PM0.86m | 5:10AM0.82m | 6:58PM0.95m | 6:59AM0.87m | 8:54PM0.89m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | |  | | | | |
 | — | 7:58 | — | — | — | — | — | — | — | 8:00 | — | — | — | — | — | — | — | 8:03 | — | — | — | — | — |
 | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:19 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 10 | 9 | 9 | 10 | 10 | 9 | 8 | 8 | 8 | 7 | 7 | 8 | 10 | 9 | 9 | 8 | 7 | 7 | 7 | 10 | 12 | 11 | 9 |
Feels °C | 6 | 5 | 7 | 7 | 8 | 7 | 5 | 5 | 5 | 4 | 4 | 6 | 8 | 6 | 6 | 4 | 3 | 3 | 5 | 6 | 8 | 7 | 5 |
Swell 1 Height (m) Direction Period (s) | NNW 8 | NNW 8 | NNW 9 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | NW 16 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 |
| kJ | 173 | 110 | 124 | 205 | 224 | 183 | 177 | 147 | 114 | 110 | 85 | 80 | 79 | 136 | 154 | 96 | 55 | 208 | 352 | 539 | 623 | 677 | 825 |
Swell 2 Height (m) Direction Period (s) | NW 12 | NW 13 | NW 12 | NNW 7 | NNW 8 | N 9 | N 9 | N 9 | — | — | W 17 | NW 16 | NW 15 | NW 10 | NW 20 | NW 18 | NW 17 | WNW 13 | — | WNW 9 | — | — | — |
| kJ | 142 | 193 | 149 | 42 | 12 | 6 | 6 | 2 | — | — | 6 | 10 | 60 | 47 | 15 | 12 | 47 | 65 | — | 16 | — | — | — |
Swell 3 Height (m) Direction Period (s) | NNW 13 | N 13 | N 13 | NNW 9 | N 12 | — | — | — | — | — | — | — | — | — | — | N 9 | — | — | — | — | — | — | — |
| kJ | 58 | 31 | 30 | 16 | 12 | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 3 | E 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 7 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 74 | 74 | 37 | 37 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Londonderry | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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