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Surf Forecasts:
Downhill surfForecast / Londonderry / Ireland
48hr Weather and Surf, issued 6 pm Saturday 25 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
9.3° C
(Which is normal for this time of year)How big are the waves at Downhill today?
The current surf forecast for Downhill at 12AM is: 0.1m 7s primary swell from a Northwest direction and 0.1m 6s secondary swell from a Northwest direction (forecast issued at 06:00pm April 25). The wind direction is predicted to be cross-offshore.
| 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 17°C on Sat afternoon, min 9°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 25 | Sunday 26 | Monday 27 | Tue 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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | N 9 | N 8 | N 8 | NNW 8 | N 9 | N 8 | N 9 | N 8 | N 12 | N 11 | NW 3 | NW 3 | N 11 | NNW 5 | NW 16 | NW 15 | WNW 15 | WNW 14 | |
3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 5 | 6 | 2 | 5 | 6 | 6 | 3 | 2 | 2 | 2 | 2 | 5 | 10 | 9 | 21 | 20 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | cross-off | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | glassy | cross | cross | cross | on | on | on | cross-on | on | on | on | glassy | glassy | cross | |
High Tide | 2:59PM1.37m | 3:28AM1.84m | 4:06PM1.49m | 4:25AM1.96m | 4:53PM1.63m | 5:08AM2.05m | ||||||||||||||||||
Low Tide | 8:42PM0.63m | 10:08AM0.50m | 9:53PM0.51m | 10:57AM0.38m | 10:45PM0.38m | 11:33AM0.28m | ||||||||||||||||||
 |  |  | |  |  | | | | | |  | | | | | | | | | | | | | |
 | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — |
 | — | 8:50 | — | — | — | — | — | — | — | 8:52 | — | — | — | — | — | — | — | 8:53 | — | — | — | — | — | 8:55 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 17 | 15 | 12 | 11 | 11 | 12 | 13 | 12 | 12 | 11 | 10 | 10 | 9 | 10 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 10 | 13 |
15 | 16 | 13 | 10 | 9 | 9 | 10 | 11 | 10 | 10 | 10 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 8 | 7 | 7 | 8 | 9 | 12 | |
Swell 1 Height (m) Direction Period (s) | NW 6 | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | E 3 | E 3 | N 8 | NNW 8 | N 7 | N 8 | N 9 | N 8 | N 6 | N 6 | NW 5 | NW 5 | NW 5 | NNW 5 | NW 5 | NW 5 | NNW 5 | NNW 5 |
 kJ | 1 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 5 | 6 | 1 | 5 | 6 | 6 | 1 | 1 | 1 | 1 | 1 | 5 | 4 | 4 | 2 | 2 |
Swell 2 Height (m) Direction Period (s) | NW 8 | NW 6 | N 6 | NW 6 | — | — | NW 7 | NW 7 | E 3 | — | N 9 | N 9 | — | — | N 12 | W 5 | N 11 | N 6 | N 6 | N 10 | — | N 3 | WNW 15 | WNW 14 |
| kJ | 3 | 1 | 1 | 1 | — | — | 2 | 2 | 1 | — | 2 | 2 | — | — | 3 | 1 | 2 | 1 | 1 | 2 | — | 1 | 21 | 20 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | N 6 | — | N 9 | N 8 | NW 6 | NW 6 | — | — | — | N 11 | — | N 11 | — | N 11 | N 11 | W 10 | NW 16 | NW 15 | W 9 | W 9 |
| kJ | — | — | — | — | 1 | — | 2 | 1 | 2 | 2 | — | — | — | 2 | — | 2 | — | 2 | 2 | 2 | 10 | 9 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | W 3 | — | — | NW 2 | NW 3 | NW 3 | NNW 3 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 1 | 2 | 2 | 1 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 145 | 150 | 150 | 150 | 273 | 269 | 273 | 273 | 273 | 80 | 80 | 80 | 80 | 80 | 144 | 144 | 248 | 345 | 93 | 93 | 38 | 37 | 24 | 37 |
Best forecast wave conditions in Londonderry | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Downhill surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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