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Surf Forecasts:
Downhill surfForecast / Londonderry / Ireland
48hr Weather and Surf, issued 6 pm Sunday 24 May 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
11.5° C
(Which is slightly warmer than usual)How big are the waves at Downhill today?
The current surf forecast for Downhill at 12AM is: 0.7m 14s primary swell from a Northwest direction and 0.4m 16s secondary swell from a Northwest direction (forecast issued at 06:00pm May 24). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 2.5ft (0.8m) | 13s |
| Afternoon (25 May) | 2.5ft (0.8m) | 13s |
| Evening (25 May) | 2.5ft (0.8m) | 12s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 20°C on Sun afternoon, min 10°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 24 | Monday 25 | Tuesday 26 | Wed 27 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
WNW 10 | WNW 10 | NW 16 | NW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | NW 12 | WNW 12 | WNW 12 | NW 12 | NW 12 | WNW 11 | NW 11 | WNW 11 | WNW 10 | WNW 10 | NW 11 | NW 10 | WNW 10 | WNW 10 | |
19 | 19 | 61 | 211 | 250 | 225 | 222 | 219 | 209 | 190 | 147 | 187 | 187 | 205 | 199 | 157 | 119 | 101 | 71 | 73 | 55 | 54 | 20 | 20 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-off | glassy | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | cross-off | off | cross-off | |
High Tide | 2:11PM1.37m | 2:45AM1.84m | 3:22PM1.45m | 3:44AM1.85m | 4:16PM1.57m | 4:32AM1.86m | ||||||||||||||||||
Low Tide | 7:55PM0.56m | 9:19AM0.53m | 9:06PM0.54m | 10:12AM0.47m | 10:07PM0.50m | 10:53AM0.42m | ||||||||||||||||||
 |  |  | |  | | | | | | | |  |  | | | | | | | | | | | |
 | — | — | — | — | 5:03 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:01 | — | — | — |
 | — | 9:43 | — | — | — | — | — | — | — | 9:45 | — | — | — | — | — | — | — | 9:46 | — | — | — | — | — | 9:47 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 20 | 18 | 18 | 17 | 16 | 15 | 16 | 16 | 16 | 13 | 12 | 12 | 12 | 12 | 12 | 14 | 14 | 13 | 11 | 10 | 11 | 12 | 14 | 17 |
19 | 17 | 18 | 14 | 13 | 12 | 15 | 14 | 14 | 11 | 10 | 10 | 10 | 10 | 9 | 10 | 9 | 9 | 7 | 7 | 10 | 10 | 12 | 14 | |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 12 | NW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | NW 12 | WNW 12 | WNW 12 | NW 12 | NW 12 | WNW 11 | NW 11 | WNW 11 | WNW 10 | WNW 10 | NW 11 | NW 10 | NNW 6 | NNW 7 |
 kJ | 19 | 19 | 45 | 211 | 250 | 225 | 222 | 219 | 209 | 190 | 147 | 187 | 187 | 205 | 199 | 157 | 119 | 101 | 71 | 73 | 55 | 54 | 16 | 19 |
Swell 2 Height (m) Direction Period (s) | — | NW 16 | NW 16 | SE 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 4 | N 4 | N 4 | WNW 10 | WNW 10 |
| kJ | — | 10 | 61 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 9 | 6 | 20 | 20 |
Swell 3 Height (m) Direction Period (s) | — | — | SE 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNE 2 | NNE 3 | N 3 | — | — | — | — | E 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | — | — | — | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 64 | 39 | 0 | 0 | 0 | 0 | 4 | 39 | 74 | 74 | 74 | 24 | 37 | 37 | 37 | 37 | 74 | 38 | 38 | 28 | 4 | 4 | 17 | 37 |
Best forecast wave conditions in Londonderry | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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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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