Surf Forecasts:
How big are the waves at Downhill today (28 Sep):
- Morning surf: Morning surf (28 Sep, local time) - 3ft (0.9m), 12s period with WNW swell.
- Afternoon surf: Afternoon surf (28 Sep, local time) - 3ft (0.9m), 11s period with WNW swell.
- Evening surf: Evening surf (28 Sep, local time) - 3ft (0.9m), 11s period with NW swell.
The current surf forecast for Downhill at 2PM is: 0.9m 11s primary swell from a West-northwest direction and 0.1m 11s secondary swell from a North direction (forecast issued at 06:00am September 28). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Sep) | 3ft (0.9m) | 12s |
| Afternoon (28 Sep) | 3ft (0.9m) | 11s |
| Evening (28 Sep) | 3ft (0.9m) | 11s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Tue night. Very mild (max 18°C on Tue night, min 9°C on Wed night). Winds increasing (light winds from the SE on Mon afternoon, strong winds from the SE by Tue night). | |||||||||||||||||||||||
Monday 28 | Tuesday 29 | Wednesday 30 | |||||||||||||||||||||
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) | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | NW 11 | NW 11 | WNW 10 | NW 11 | NW 11 | WNW 11 | WNW 11 | NW 10 | WNW 10 | WNW 10 | W 13 | W 10 | W 14 | W 13 | W 13 | NW 13 | WNW 14 | WNW 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 255 | 247 | 218 | 211 | 204 | 166 | 166 | 88 | 126 | 121 | 78 | 44 | 26 | 10 | 9 | 4 | 2 | 4 | 3 | 3 | 7 | 73 | 161 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 7:41AM2.13m | 7:59PM2.33m | 8:15AM2.13m | 8:34PM2.23m | 8:51AM2.08m | 9:12PM2.06m | |||||||||||||||||
Low Tide | 1:45PM-0.00m | 2:12AM0.05m | 2:20PM0.05m | 2:45AM0.14m | 2:59PM0.17m | ||||||||||||||||||
 |  |  | |  | | | | | | | | | |  |  |  | |  | |  | | | |
 | — | 7:22 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — |
 | — | — | — | — | — | 7:12 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:07 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 8 | — | — | — | 1 | — | — |
Temp °C | 10 | 9 | 11 | 14 | 15 | 13 | 11 | 11 | 13 | 12 | 13 | 14 | 15 | 16 | 18 | 18 | 16 | 15 | 15 | 15 | 15 | 14 | 12 |
Feels °C | 6 | 5 | 7 | 10 | 11 | 10 | 7 | 6 | 8 | 6 | 6 | 7 | 8 | 9 | 11 | 11 | 11 | 10 | 8 | 8 | 10 | 10 | 8 |
Swell 1 Height (m) Direction Period (s) | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | NW 11 | NW 11 | WNW 10 | NW 11 | NW 11 | WNW 11 | WNW 11 | NW 10 | WNW 10 | WNW 10 | NW 10 | W 10 | N 10 | N 10 | W 13 | NW 13 | WNW 14 | WNW 14 |
| kJ | 255 | 247 | 218 | 211 | 204 | 166 | 166 | 88 | 126 | 121 | 78 | 44 | 26 | 10 | 9 | 4 | 2 | 2 | 2 | 3 | 7 | 73 | 161 |
Swell 2 Height (m) Direction Period (s) | NW 9 | N 12 | N 12 | N 11 | — | — | — | NW 12 | — | — | — | N 10 | N 11 | W 12 | W 12 | N 10 | N 10 | W 14 | W 13 | N 9 | W 9 | ESE 4 | ESE 4 |
| kJ | 3 | 3 | 3 | 3 | — | — | — | 53 | — | — | — | 2 | 2 | 3 | 3 | 2 | 2 | 4 | 3 | 2 | 2 | 4 | 2 |
Swell 3 Height (m) Direction Period (s) | N 12 | — | — | — | — | — | — | — | — | — | — | — | — | N 11 | N 11 | W 13 | N 10 | W 9 | — | — | N 9 | W 9 | N 10 |
| kJ | 3 | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 3 | 2 | 2 | — | — | 2 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | SSW 2 | — | — | — | — | — | SE 3 | SE 3 | ESE 4 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | SE 6 | ESE 6 | SE 4 | SSE 4 | SSE 5 | S 3 | — |
| kJ | 1 | — | — | — | — | — | 2 | 5 | 25 | 50 | 100 | 162 | 173 | 197 | 226 | 184 | 157 | 49 | 18 | 28 | 19 | 2 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 4 | 4 | 4 | 4 | 0 | 0 | 0 | 37 | 336 | 336 | 336 | 391 | 850 | 752 | 269 | 560 | 349 | 1000 | 276 | 276 | 4 | 4 |
Best forecast wave conditions in Londonderry | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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