Surf Forecasts:
How big are the waves at Downhill today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 1ft (0.3m), 5s period with NW swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 1.5ft (0.4m), 6s period with NW swell.
- Evening surf: Evening surf (23 Aug, local time) - 1ft (0.3m), 11s period with NW swell.
The current surf forecast for Downhill at 4PM is: 0.4m 7s primary swell from a Northwest direction and 0.2m 8s secondary swell from a West-northwest direction (forecast issued at 12:00pm August 23). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 1ft (0.3m) | 5s |
| Afternoon (23 Aug) | 1.5ft (0.4m) | 6s |
| Evening (23 Aug) | 1ft (0.3m) | 11s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 20°C on Mon afternoon, min 12°C on Sun night). Winds increasing (calm on Sun morning, fresh winds from the E by Tue night). | |||||||||||||||||||||
Sun 23 | Monday 24 | Tuesday 25 | |||||||||||||||||||
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 | NW 6 | NW 7 | NW 7 | NW 11 | NW 11 | NW 11 | NW 12 | NW 11 | NW 11 | NW 11 | WNW 10 | NW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 9 | WNW 8 | W 9 | WNW 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 5 | 10 | 15 | 16 | 30 | 94 | 198 | 303 | 268 | 194 | 163 | 141 | 117 | 103 | 65 | 41 | 32 | 17 | 7 | 7 | 7 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | cross | cross-off | cross-off | off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off |
High Tide | 4:52PM1.60m | 5:08AM1.51m | 5:31PM1.76m | 5:41AM1.64m | 6:03PM1.92m | ||||||||||||||||
Low Tide | 10:19AM0.79m | 11:12PM0.74m | 11:11AM0.62m | 11:51PM0.59m | 11:48AM0.45m | ||||||||||||||||
 | |  | |  | | |  | | | | |  |  | | | | | | | | |
 | 6:15 | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | 8:43 | — | — | — | — | — | — | — | 8:40 | — | — | — | — | — | — | — | 8:37 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 15 | 16 | 16 | 15 | 14 | 13 | 12 | 14 | 18 | 20 | 19 | 16 | 16 | 14 | 13 | 15 | 16 | 18 | 18 | 16 |
Feels °C | 13 | 14 | 14 | 14 | 13 | 12 | 10 | 9 | 12 | 16 | 17 | 17 | 14 | 13 | 11 | 10 | 12 | 12 | 14 | 16 | 14 |
Swell 1 Height (m) Direction Period (s) | NW 6 | NW 6 | NW 7 | NW 7 | NW 7 | NW 11 | NW 11 | NW 12 | NW 11 | NW 11 | NW 11 | WNW 10 | NW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 9 | WNW 8 | ENE 3 | WNW 8 |
| kJ | 5 | 10 | 15 | 16 | 16 | 94 | 198 | 303 | 268 | 194 | 163 | 141 | 117 | 103 | 65 | 41 | 32 | 17 | 7 | 1 | 7 |
Swell 2 Height (m) Direction Period (s) | NW 9 | NW 9 | WNW 8 | NW 11 | NW 11 | NW 6 | — | — | — | — | — | — | — | — | — | — | — | — | NW 9 | WNW 8 | W 9 |
| kJ | 3 | 3 | 7 | 5 | 30 | 14 | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 7 | 2 |
Swell 3 Height (m) Direction Period (s) | W 6 | — | N 11 | NW 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 9 | — |
| kJ | 1 | — | 3 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | ESE 3 | ESE 3 | ESE 4 | ESE 4 | ESE 2 | ESE 3 | ESE 3 | E 3 | ESE 4 | ESE 4 | ENE 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 1 | 1 | 1 | 1 | 3 | 6 | 4 | 1 | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 87 | 39 | 105 | 37 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 20 | 37 | 38 | 37 | 37 | 37 |
Best forecast wave conditions in Londonderry | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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