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Surf Forecasts:

Downhill surfForecast / Londonderry / Ireland

information circle48hr Weather and Surf, issued 11 pm Wednesday 19 Nov 2025 GMT
Forecast 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
12.4° C
 (Which is 1.4°C warmer than normal for this time of year)

How big are the waves at Downhill today?

The current surf forecast for Downhill at 7AM is: 2.1m 8s primary swell from a North-northwest direction and 0.1m 11s secondary swell from a West direction (forecast issued at 11:00pm November 19). The wind direction is predicted to be cross-onshore.

Time (GMT) & DateWave HeightWave Period
Morning (20 Nov)6.5ft (2.0m)7s
Afternoon (20 Nov)5ft (1.6m)7s
Evening (20 Nov)4ft (1.2m)6s

Table - waves today at Downhill. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Thursday
20
Friday
21
Saturday
22
9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
1
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.3
NNW
2.2
NNW
2.1
NNW
2.1
NNW
2
NNW
1.7
NNW
1.6
NNW
1.5
NNW
1.2
NNW
1
NNW
0.8
NNW
0.6
NNW
0.5
NNW
0.4
NW
0.4
NW
0.4
NW
0.4
NW
0.7
WNW
0.7
WNW
0.4
NW
0.4
WNW
0.6
WNW
1
NW
0.9
NW
Period(s) (?)88887777666661414141311111313131212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)636555494469414310254187119804526194851484699995767113297228
Wind
(km/h)
35
N
40
N
35
NNW
35
N
30
N
30
N
30
N
25
N
15
NNE
5
NW
10
WSW
15
SW
15
SSW
20
S
25
S
30
S
20
S
15
SSW
15
WSW
15
SW
15
W
15
W
15
WSW
15
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		oncrosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscrosscross-
on		cross-
on		crosscross-
off
High Tide
/ height (m)
5:52AM
2.03
6:04PM
1.96
6:22AM
2.06
6:34PM
1.92
6:53AM
2.04
Low Tide
/ height (m)
11:45PM
0.26
12:05PM
0.29
12:14AM
0.28
12:38PM
0.32
12:44AM
0.31
1:12PM
0.39
Thursday
20
Friday
21
Saturday
22
Sunrise----8:07-------8:10-------8:11---
Sunset------4:15-------4:14-------4:13-
light rain
light rain
light rain
light rain
light rain
part cloud
rain showers
rain showers
rain showers
cloud
clear
part cloud
cloud
cloud
cloud
light rain
light rain
light rain
clear
part cloud
part cloud
clear
cloud
cloud
Rain (mm)
22221-111------155------
Temp. °C555567766655445334568997
Feels °C (?)-5-5-5-5-3-2-2-21210-1-2-2-4-3-1124553
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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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.

View detailed surf forecast for Downhill at:
surf-forecast.com

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