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Downhill surfForecast / Londonderry / Ireland
48hr Weather and Surf, issued 11 am Friday 28 Nov 2025 GMTForecast 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
11.6° C
(Which is slightly warmer than usual)How big are the waves at Downhill today?
The current surf forecast for Downhill at 1PM is: 3.0m 16s primary swell from a Northwest direction (forecast issued at 11:00am November 28). An open ocean swell of 1.1m 4s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Nov) | 11ft (3.5m) | 17s |
| Afternoon (28 Nov) | 10ft (3.0m) | 16s |
| Evening (28 Nov) | 7ft (2.1m) | 14s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 28 | Saturday 29 | Sunday 30 | Monday 01 | |||||||||||||||||||||
| 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 17 | 16 | 16 | 14 | 14 | 13 | 12 | 11 | 10 | 10 | 9 | 8 | 8 | 8 | 7 | 11 | 9 | 10 | 8 | 8 | 8 | 10 | 10 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 6026 | 4518 | 4075 | 2515 | 1610 | 820 | 833 | 638 | 564 | 471 | 359 | 211 | 181 | 105 | 62 | 64 | 39 | 32 | 32 | 31 | 16 | 18 | 36 | 109 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross |
High Tide / height (m) | 11:40AM 1.66 | 12:14AM 1.34 | 12:55PM 1.72 | 1:39AM 1.42 | 2:01PM 1.83 | 2:43AM 1.58 | ||||||||||||||||||
Low Tide / height (m) | 6:28PM 0.69 | 6:14AM 0.64 | 7:37PM 0.57 | 7:27AM 0.59 | 8:36PM 0.42 | |||||||||||||||||||
Friday 28 | Saturday 29 | Sunday 30 | Monday 01 | |||||||||||||||||||||
| Sunrise | 8:22 | - | - | - | - | - | - | - | 8:25 | - | - | - | - | - | - | - | 8:26 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:06 | - | - | - | - | - | - | - | 4:05 | - | - | - | - | - | - | - | 4:04 | - | - | - | - | - |
 |  |  |  |  | |  |  | | | | | | | |  | | | | | | | | | |
Rain (mm) | - | - | - | 3 | 9 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 2 | 1 | 1 |
| Temp. °C | 8 | 9 | 9 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 5 | 5 | 4 | 5 | 5 | 5 | 5 | 8 | 9 | 9 |
| Feels °C (?) | -2 | -2 | -2 | -1 | 5 | 3 | 2 | 0 | -1 | -1 | -1 | 0 | 1 | 2 | 1 | 1 | 0 | 0 | -1 | -3 | -6 | 0 | 5 | 5 |
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