Surf Forecasts:
How big are the waves at Downhill today (14 Sep):
- Morning surf: Morning surf (14 Sep, local time) - 1.5ft (0.5m), 9s period with NW swell.
- Afternoon surf: Afternoon surf (14 Sep, local time) - 1.5ft (0.5m), 8s period with NW swell.
- Evening surf: Evening surf (14 Sep, local time) - 1.5ft (0.5m), 10s period with WNW swell.
The current surf forecast for Downhill at 11AM is: 0.5m 9s primary swell from a Northwest direction and 0.2m 13s secondary swell from a North direction (forecast issued at 06:00am September 14). An open ocean swell of 0.2m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Sep) | 1.5ft (0.5m) | 9s |
| Afternoon (14 Sep) | 1.5ft (0.5m) | 8s |
| Evening (14 Sep) | 1.5ft (0.5m) | 10s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Mon afternoon. Very mild (max 18°C on Mon morning, min 12°C on Wed night). Mainly fresh winds. | |||||||||||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | |||||||||||||||||||||
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 9 | NW 9 | NW 9 | NW 9 | WNW 8 | WNW 11 | WNW 10 | WNW 10 | NW 11 | WNW 11 | WNW 10 | WNW 10 | NW 10 | NW 5 | NW 6 | NW 7 | NW 7 | NW 7 | NW 11 | NW 10 | NW 10 | NW 10 | NW 9 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 65 | 50 | 38 | 36 | 28 | 65 | 58 | 59 | 34 | 44 | 40 | 38 | 188 | 79 | 77 | 165 | 176 | 181 | 558 | 328 | 245 | 181 | 118 |
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 | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | cross | cross-off | cross-off |
High Tide | 8:37AM2.04m | 8:56PM2.13m | 9:07AM1.96m | 9:26PM1.93m | 9:37AM1.85m | 9:55PM1.72m | |||||||||||||||||
Low Tide | 2:46PM0.08m | 3:10AM0.25m | 3:20PM0.25m | 3:38AM0.41m | 3:56PM0.45m | ||||||||||||||||||
 |  |  | |  |  |  | |  | | | |  | |  | | | | | | | |  | |
 | 6:56 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — |
 | — | — | — | — | — | 7:47 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:43 | — |
mm | — | — | — | — | 3 | 3 | — | — | — | — | — | 1 | — | — | 1 | 1 | — | — | — | — | — | — | 1 |
Temp °C | 15 | 15 | 16 | 18 | 17 | 18 | 16 | 16 | 14 | 14 | 14 | 15 | 15 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 15 | 14 | 13 |
Feels °C | 13 | 13 | 13 | 16 | 16 | 17 | 14 | 11 | 10 | 9 | 9 | 9 | 9 | 7 | 7 | 8 | 8 | 8 | 8 | 9 | 11 | 10 | 8 |
Swell 1 Height (m) Direction Period (s) | NW 9 | NW 9 | NW 9 | NW 9 | WNW 8 | WNW 11 | WNW 10 | WNW 10 | WNW 9 | WNW 6 | WNW 10 | WNW 10 | N 9 | N 9 | WNW 9 | NW 12 | WNW 12 | WNW 11 | — | NW 10 | NW 10 | NW 10 | NW 9 |
| kJ | 65 | 50 | 38 | 36 | 28 | 65 | 58 | 59 | 29 | 29 | 40 | 38 | 2 | 2 | 32 | 24 | 94 | 109 | — | 328 | 245 | 181 | 118 |
Swell 2 Height (m) Direction Period (s) | N 13 | N 13 | N 13 | N 13 | N 13 | N 12 | N 12 | N 12 | NW 11 | WNW 11 | N 10 | N 9 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 14 | 32 | 14 | 13 | 13 | 26 | 11 | 11 | 31 | 44 | 7 | 2 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | N 14 | — | N 10 | N 9 | N 9 | — | — | — | N 11 | N 10 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 4 | — | 2 | 2 | 2 | — | — | — | 9 | 8 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | SSE 2 | SSE 2 | SSE 3 | SSE 2 | — | S 2 | W 6 | SSW 3 | W 6 | NW 5 | NW 10 | NW 5 | NW 6 | NW 7 | NW 7 | NW 7 | NW 11 | — | WSW 2 | SW 2 | SW 2 |
| kJ | — | — | 1 | 1 | 1 | 1 | — | 1 | 34 | 1 | 22 | 17 | 188 | 79 | 77 | 165 | 176 | 181 | 558 | — | 1 | 1 | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 11 | 11 | 17 | 11 | 4 | 184 | 13 | 399 | 399 | 444 | 772 | 772 | 414 | 588 | 349 | 237 | 144 | 184 | 13 | 13 | 28 |
Best forecast wave conditions in Londonderry | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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