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Surf Forecasts:
Downhill surfForecast / Londonderry / Ireland
48hr Weather and Surf, issued 12 pm Sunday 26 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Downhill surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Downhill sea temperature is
9.8° C
(Which is slightly warmer than usual)How big are the waves at Downhill today?
The current surf forecast for Downhill at 7PM is: 0.2m 8s primary swell from a North-northwest direction (forecast issued at 12:00pm April 26). An open ocean swell of 0.2m 4s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Apr) | 0.5ft (0.1m) | 7s |
| Afternoon (26 Apr) | 0.5ft (0.2m) | 8s |
| Evening (26 Apr) | 0.5ft (0.2m) | 7s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 15°C on Tue afternoon, min 9°C on Mon afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Sun 26 | Monday 27 | Tuesday 28 | Wed 29 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
N 9 | N 8 | N 8 | NNW 8 | N 9 | N 8 | N 9 | N 8 | N 12 | N 11 | N 11 | NW 3 | N 11 | N 10 | NW 16 | NW 15 | WNW 15 | WNW 14 | WNW 13 | NW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | |
2 | 2 | 5 | 6 | 2 | 5 | 6 | 6 | 3 | 2 | 2 | 2 | 2 | 2 | 10 | 9 | 21 | 20 | 35 | 44 | 65 | 65 | 65 | 60 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-on | cross-on | cross-on | on | cross-on | cross | cross-on | on | cross-on | cross-on | cross-on | on | on | glassy | glassy | off | cross-off | cross-off | off | cross-off | cross-off | off | off | |
High Tide | 4:06PM1.49m | 4:25AM1.96m | 4:53PM1.63m | 5:08AM2.05m | 5:30PM1.76m | 5:44AM2.09m | ||||||||||||||||||
Low Tide | 10:08AM0.50m | 9:53PM0.51m | 10:57AM0.38m | 10:45PM0.38m | 11:33AM0.28m | 11:28PM0.28m | ||||||||||||||||||
 |  | | |  | |  | | | | |  | | | | | | | | | | | | | |
 | 5:58 | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — |
 | — | — | — | 8:52 | — | — | — | — | — | — | — | 8:53 | — | — | — | — | — | — | — | 8:55 | — | — | — | 8:58 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 12 | 11 | 12 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 11 | 13 | 15 | 14 | 12 | 11 | 10 | 9 |
9 | 10 | 9 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 6 | 5 | 6 | 7 | 8 | 7 | 9 | 10 | 12 | 11 | 10 | 9 | 8 | 6 | |
Swell 1 Height (m) Direction Period (s) | E 3 | E 3 | N 8 | NNW 8 | N 7 | N 8 | N 9 | N 8 | N 6 | W 5 | — | N 6 | NW 5 | N 3 | NW 5 | NW 5 | WNW 15 | WNW 14 | WNW 13 | NW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 |
 kJ | 1 | 1 | 5 | 6 | 1 | 5 | 6 | 6 | 1 | 1 | — | 1 | 1 | 1 | 1 | 1 | 21 | 20 | 35 | 44 | 65 | 65 | 65 | 60 |
Swell 2 Height (m) Direction Period (s) | NW 7 | NW 7 | — | E 4 | N 9 | N 9 | — | — | N 12 | N 6 | N 6 | N 11 | N 6 | NW 5 | N 3 | N 3 | NW 5 | NW 5 | NW 5 | NW 5 | N 5 | NW 5 | — | NNW 20 |
| kJ | 2 | 2 | — | 1 | 2 | 2 | — | — | 3 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | — | 37 |
Swell 3 Height (m) Direction Period (s) | N 9 | N 8 | NW 6 | NW 6 | — | — | — | N 11 | N 8 | N 11 | N 11 | — | N 11 | N 10 | NW 16 | NW 15 | — | — | — | W 9 | N 10 | N 9 | N 9 | — |
| kJ | 2 | 1 | 2 | 2 | — | — | — | 2 | 1 | 2 | 2 | — | 2 | 2 | 10 | 9 | — | — | — | 2 | 2 | 2 | 2 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | NW 4 | — | NNW 2 | NW 3 | NNW 3 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 1 | — | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 273 | 273 | 377 | 80 | 80 | 80 | 80 | 184 | 144 | 396 | 345 | 93 | 93 | 87 | 75 | 37 | 37 | 20 | 37 | 17 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Londonderry | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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