Surf Forecasts:
How big are the waves at Downhill today (27 Sep):
- Morning surf: Morning surf (27 Sep, local time) - 2.5ft (0.8m), 11s period with WNW swell.
- Afternoon surf: Afternoon surf (27 Sep, local time) - 2.5ft (0.8m), 11s period with WNW swell.
- Evening surf: Evening surf (27 Sep, local time) - 3.5ft (1.0m), 12s period with WNW swell.
The current surf forecast for Downhill at 1AM is: 1.0m 10s primary swell from a Northwest direction (forecast issued at 06:00pm September 26). An open ocean swell of 0.3m 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 (27 Sep) | 2.5ft (0.8m) | 11s |
| Afternoon (27 Sep) | 2.5ft (0.8m) | 11s |
| Evening (27 Sep) | 3.5ft (1.0m) | 12s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Sun morning. Very mild (max 17°C on Sat afternoon, min 8°C on Sun night). Winds increasing (light winds from the SW on Sun night, fresh winds from the SE by Tue morning). | |||||||||||||||||||
Sat 26 | Sunday 27 | Monday 28 | |||||||||||||||||
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 | NW 10 | NW 10 | WNW 10 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | NW 11 | NW 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 303 | 254 | 212 | 212 | 192 | 204 | 143 | 109 | 166 | 226 | 330 | 275 | 251 | 161 | 243 | 215 | 207 | 169 | 166 |
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 | on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off |
High Tide | 6:55PM2.32m | 7:09AM2.08m | 7:26PM2.36m | 7:41AM2.13m | 7:59PM2.33m | ||||||||||||||
Low Tide | 1:14AM0.04m | 1:13PM-0.00m | 1:42AM0.01m | 1:45PM-0.00m | |||||||||||||||
 |  |  | |  | |  |  |  | | | | |  | | | |  | | |
 | — | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — |
 | — | 7:16 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:12 | — |
mm | — | — | — | — | — | — | 1 | 7 | 2 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 14 | 12 | 12 | 14 | 12 | 11 | 12 | 12 | 10 | 10 | 9 | 8 | 10 | 14 | 15 | 13 | 11 |
Feels °C | 12 | 11 | 10 | 8 | 7 | 9 | 7 | 5 | 8 | 7 | 6 | 6 | 5 | 4 | 6 | 10 | 11 | 9 | 6 |
Swell 1 Height (m) Direction Period (s) | NW 11 | NW 11 | NW 10 | NW 10 | WNW 10 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | NW 11 | NW 11 |
| kJ | 303 | 254 | 212 | 212 | 192 | 204 | 143 | 109 | 166 | 226 | 330 | 275 | 251 | 161 | 243 | 215 | 207 | 169 | 166 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | NW 10 | SE 4 | NW 10 | NW 10 | E 4 | — | N 12 | NW 7 | — | N 11 | — | — | — |
| kJ | — | — | — | — | — | — | 25 | 6 | 24 | 23 | 1 | — | 3 | 16 | — | 2 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | NW 10 | SE 7 | ESE 5 | NW 9 | — | — | N 12 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 36 | 11 | 5 | 3 | — | — | 3 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 3 | S 3 | — | SSE 2 | SSE 3 | SSE 3 | SSE 4 | SW 3 | — | W 3 | — | SSW 2 | — | — | — | — | SSE 3 | SE 3 | SE 3 |
| kJ | 3 | 1 | — | 1 | 3 | 7 | 11 | 3 | — | 2 | — | 1 | — | — | — | — | 1 | 1 | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 415 | 4 | 4 | 4 | 421 | 4 | 184 | 399 | 379 | 13 | 13 | 0 | 4 | 4 | 4 | 4 | 4 | 0 | 0 |
Best forecast wave conditions in Londonderry | |||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||
Header Global | |||||||||||||||||||
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