
Surf Forecasts:
How big are the waves at Downhill today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 3ft (0.9m), 6s period with NNW swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 4ft (1.2m), 6s period with NNW swell.
- Evening surf: Evening surf (17 Jul, local time) - 4ft (1.2m), 6s period with NNW swell.
The current surf forecast for Downhill at 5AM is: 0.3m 11s primary swell from a Northwest direction and 0.1m 9s secondary swell from a West direction, 0.5m 4s secondary swell from a North-northwest direction (forecast issued at 12:00am July 17). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 3ft (0.9m) | 6s |
| Afternoon (17 Jul) | 4ft (1.2m) | 6s |
| Evening (17 Jul) | 4ft (1.2m) | 6s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Thu night, min 12°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | ||||||||||||||||||||||
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 | NW 11 | NNW 5 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 7 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 |
Wave Graph | ||||||||||||||||||||||||
19 | 19 | 22 | 62 | 103 | 107 | 101 | 147 | 129 | 139 | 108 | 87 | 90 | 87 | 100 | 107 | 99 | 99 | 85 | 70 | 70 | 53 | 40 | 40 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on |
High Tide | 9:00AM1.91m | 9:28PM2.38m | 9:41AM1.81m | 10:12PM2.24m | 10:23AM1.70m | |||||||||||||||||||
Low Tide | 3:12AM0.07m | 3:05PM-0.00m | 3:57AM0.16m | 3:47PM0.08m | 4:40AM0.29m | 4:30PM0.21m | ||||||||||||||||||
— | 5:09 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | |
— | — | — | — | — | — | 9:55 | — | — | — | — | — | — | — | 9:54 | — | — | — | — | — | — | — | 9:52 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 13 | 13 | 13 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 13 | 14 | 15 | 14 | 13 | 12 | 12 | 13 | 14 | 14 | 14 | 13 |
Feels °C | 13 | 12 | 11 | 10 | 10 | 10 | 10 | 9 | 8 | 8 | 8 | 7 | 8 | 10 | 12 | 11 | 10 | 9 | 9 | 10 | 11 | 10 | 10 | 11 |
Swell 1 Height (m) Direction Period (s) | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | N 6 | NW 8 | NW 8 | NW 8 | — | — | — | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NW 12 | NW 12 | NW 12 | WNW 12 | NW 12 |
19 | 19 | 18 | 17 | 16 | 15 | 14 | 19 | 52 | 11 | 16 | 16 | — | — | — | 107 | 99 | 99 | 85 | 6 | 6 | 5 | 14 | 5 | |
Swell 2 Height (m) Direction Period (s) | N 3 | W 9 | — | — | — | — | — | — | NW 9 | — | — | — | — | — | — | — | W 14 | NW 13 | W 9 | NW 9 | W 9 | W 8 | W 8 | W 8 |
1 | 2 | — | — | — | — | — | — | 19 | — | — | — | — | — | — | — | 4 | 7 | 2 | 3 | 2 | 1 | 1 | 1 | |
Swell 3 Height (m) Direction Period (s) | NW 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 13 | — | — | — | — | — |
3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | — | NNW 4 | NNW 5 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 7 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | — | — | — | — | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 |
— | 5 | 22 | 62 | 103 | 107 | 101 | 147 | 129 | 139 | 108 | 87 | 90 | 87 | 100 | — | — | — | — | 70 | 70 | 53 | 40 | 40 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 334 | 248 | 383 | 383 | 383 | 399 | 707 | 298 | 298 | 296 | 317 | 334 | 888 | 269 | 334 | 79 | 104 | 78 | 106 | 127 | 50 | 50 | 269 | 127 |
Best forecast wave conditions in Londonderry | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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