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Surf Forecasts:
Downhill surfForecast / Londonderry / Ireland
48hr Weather and Surf, issued 12 pm Monday 13 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
8.6° C
(Which is normal for this time of year)How big are the waves at Downhill today?
The current surf forecast for Downhill at 6PM is: 1.1m 10s primary swell from a Northwest direction (forecast issued at 12:00pm April 13). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Apr) | 5ft (1.6m) | 11s |
| Afternoon (13 Apr) | 4.5ft (1.3m) | 10s |
| Evening (13 Apr) | 3.5ft (1.0m) | 9s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 10 | 10 | 10 | 9 | 9 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 14 | 13 | 13 | 12 | 12 | 12 | 16 | 15 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 533 | 369 | 290 | 200 | 144 | 147 | 130 | 106 | 81 | 70 | 54 | 41 | 30 | 21 | 12 | 19 | 34 | 33 | 30 | 29 | 29 | 66 | 326 | 469 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | off | off | off | off | off | off | off | off | off | off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | ||||||||||||||||||||||||
Low Tide / height (m) | ||||||||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:22 |
| Sunset | - | - | - | 8:27 | - | - | - | - | - | - | - | 8:29 | - | - | - | - | - | - | - | 8:30 | - | - | - | - |
 |  |  |  |  | | |  | | | | |  | | | | | | | | |  | | | |
Rain (mm) | - | - | 1 | 1 | - | - | - | - | - | 1 | - | - | 1 | 2 | 1 | - | 1 | 2 | - | 1 | 1 | - | - | - |
| Temp. °C | 7 | 9 | 10 | 9 | 7 | 5 | 5 | 4 | 8 | 7 | 8 | 9 | 11 | 11 | 11 | 12 | 12 | 11 | 12 | 11 | 10 | 9 | 9 | 9 |
| Feels °C (?) | 1 | 3 | 5 | 6 | 3 | 0 | 0 | -1 | 1 | -2 | 1 | 3 | 6 | 5 | 6 | 7 | 6 | 8 | 9 | 6 | 5 | 3 | 3 | 3 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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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