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Surf Forecasts:
Downhill surfForecast / Londonderry / Ireland
48hr Weather and Surf, issued 12 am Sunday 14 Sep 2025 BST
How big are the waves at Downhill today?
The current surf forecast for Downhill at 2AM is: 1.1m 12s primary swell from a Northwest direction (forecast issued at 12:00am September 14). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Sep) | 3ft (0.9m) | 11s |
| Afternoon (14 Sep) | 2.5ft (0.7m) | 10s |
| Evening (14 Sep) | 1.5ft (0.4m) | 10s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| 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 | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 14 | 14 | 6 | 7 | 8 | 7 | 7 | 6 | 12 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 347 | 314 | 319 | 227 | 172 | 119 | 71 | 38 | 38 | 36 | 22 | 21 | 41 | 452 | 201 | 387 | 372 | 254 | 168 | 113 | 109 | 366 | 66 | 64 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross- off | cross- off | off | off | off | cross- off | cross- off | cross | cross | cross- on | cross- on | on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 11:01PM 1.72 | 11:30AM 1.67 | 12:20AM 1.47 | 1:17PM 1.56 | 2:36AM 1.38 | 3:21PM 1.65 | ||||||||||||||||||
Low Tide / height (m) | 5:14AM 0.60 | 6:04PM 0.65 | 6:35AM 0.77 | 8:07PM 0.75 | 8:33AM 0.79 | |||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | - | 7:00 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:43 |
 |  | |  | |  | |  | | |  | |  | | | | | |  | | | | | | |
Rain (mm) | 1 | - | - | - | - | 2 | 5 | 6 | - | - | 3 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | - | - | 1 | 1 | 1 | - |
| Temp. °C | 11 | 11 | 12 | 11 | 11 | 11 | 12 | 13 | 13 | 12 | 13 | 13 | 14 | 15 | 14 | 13 | 13 | 13 | 12 | 13 | 13 | 14 | 14 | 13 |
| Feels °C (?) | 8 | 8 | 10 | 8 | 6 | 4 | 3 | 9 | 9 | 8 | 8 | 10 | 8 | 9 | 8 | 6 | 6 | 7 | 7 | 9 | 7 | 8 | 8 | 9 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Londonderry
Still cross-shore at Downhill (light winds from the SW at Magilligan Number 2 7 km from Downhill). 1.6m 8s swell from the NW with a 0.5m 9s swell, also from the NW. 2 swells combining to make bigger set waves.
1 h 25 min ago
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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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