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Surf Forecasts:
Downhill surfForecast / Londonderry / Ireland
48hr Weather and Surf, issued 6 pm Tuesday 26 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
11.9° C
(Which is slightly warmer than usual)How big are the waves at Downhill today?
The current surf forecast for Downhill at 10PM is: 0.6m 10s primary swell from a West-northwest direction and 0.4m 4s secondary swell from a North direction (forecast issued at 06:00pm May 26). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 May) | - | - |
| Afternoon (26 May) | 2.5ft (0.7m) | 11s |
| Evening (26 May) | 2.5ft (0.7m) | 10s |
Table - waves today at Downhill. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Wed night. Warm (max 21°C on Thu afternoon, min 10°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 26 | Wednesday 27 | Thursday 28 | Fri 29 | |||||||||||||||||||||
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 11 | WNW 11 | WNW 10 | WNW 9 | WNW 11 | WNW 11 | NNW 7 | WNW 10 | NNW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 6 | NNW 6 | NNW 6 | NW 9 | NW 8 | NW 8 | NW 11 | NW 10 | NW 10 | NW 9 | NW 9 | |
103 | 99 | 69 | 58 | 44 | 22 | 25 | 21 | 19 | 12 | 12 | 11 | 11 | 6 | 4 | 4 | 3 | 3 | 3 | 5 | 4 | 15 | 23 | 21 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | glassy | off | off | off | off | off | off | off | off | off | off | off | cross-off | cross-off | on | glassy | cross-off | cross-off | cross | cross-on | |
High Tide | 4:16PM1.57m | 4:32AM1.86m | 4:59PM1.69m | 5:13AM1.87m | 5:37PM1.81m | 5:49AM1.88m | ||||||||||||||||||
Low Tide | 10:07PM0.50m | 10:53AM0.42m | 10:57PM0.45m | 11:28AM0.38m | 11:41PM0.41m | 12:01PM0.35m | ||||||||||||||||||
 | |  | | |  | | | | | | |  |  | | | |  |  | |  | | | | |
 | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 4:58 | — | — | — |
 | — | 9:46 | — | — | — | — | — | — | — | 9:47 | — | — | — | — | — | — | — | 9:50 | — | — | — | — | — | 9:51 |
— | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | 1 | 1 | — | — | — | — | |
Temp °C | 12 | 12 | 10 | 10 | 10 | 11 | 13 | 17 | 17 | 17 | 17 | 15 | 12 | 11 | 14 | 18 | 21 | 20 | 15 | 13 | 13 | 13 | 14 | 17 |
7 | 7 | 7 | 8 | 9 | 9 | 10 | 14 | 13 | 14 | 14 | 11 | 8 | 7 | 10 | 15 | 19 | 18 | 14 | 13 | 10 | 10 | 10 | 12 | |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 10 | WNW 9 | N 5 | N 5 | NNW 7 | NNW 7 | NNW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 6 | NNW 6 | NNW 6 | NW 6 | ESE 5 | ESE 5 | ESE 5 | E 4 | NW 10 | NW 9 | NW 9 |
 kJ | 103 | 99 | 69 | 58 | 15 | 12 | 25 | 21 | 19 | 12 | 12 | 11 | 11 | 6 | 4 | 4 | 1 | 14 | 8 | 4 | 1 | 15 | 23 | 21 |
Swell 2 Height (m) Direction Period (s) | — | — | N 4 | N 4 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 8 | NW 8 | NW 8 | NW 10 | NW 7 | — | — |
| kJ | — | — | 5 | 9 | 44 | 22 | 20 | 20 | 10 | 10 | 9 | 9 | 9 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 2 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | NW 6 | — | — | — | — | — | — | — | — | — | — | — | NW 6 | NW 6 | NW 11 | — | — | W 15 | W 13 |
| kJ | — | — | — | — | — | 7 | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 5 | — | — | 4 | 4 |
Wind waves Height (m) Direction Period (s) | N 3 | N 3 | — | — | — | — | — | E 3 | E 3 | ESE 3 | ESE 3 | ESE 3 | ESE 3 | ESE 4 | ESE 4 | ESE 4 | ESE 4 | — | — | WNW 2 | — | — | — | W 3 |
| kJ | 2 | 2 | — | — | — | — | — | 2 | 5 | 3 | 2 | 3 | 7 | 13 | 13 | 19 | 16 | — | — | 1 | — | — | — | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 74 | 74 | 38 | 28 | 11 | 17 | 20 | 20 | 37 | 37 | 37 | 37 | 37 | 37 | 288 | 368 | 39 | 707 | 273 | 75 | 317 | 369 | 184 | 369 |
Best forecast wave conditions in Londonderry | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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