Downhill surfForecast / Londonderry / Ireland

information circle48hr Weather and Surf, issued 12 pm Tuesday 28 Apr 2026 BST
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
9.9° C
(Which is slightly warmer than usual)

How big are the waves at Downhill today?

The current surf forecast for Downhill at 3PM is: 0.2m 14s primary swell from a West-northwest direction and 0.2m 4s secondary swell from a North-northwest direction (forecast issued at 12:00pm April 28). The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (28 Apr)0.5ft (0.1m)15s
Afternoon (28 Apr)0.5ft (0.2m)14s
Evening (28 Apr)1.5ft (0.4m)13s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 14°C on Thu afternoon, min 7°C on Tue night). Winds increasing (light winds from the SE on Tue night, fresh winds from the ESE by Thu morning).

Tue
28
Wednesday
29
Thursday
30
Fri
1
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)
0
0
0
0
1
1
1
1
1
1
2
3
3
3
2
2
2
1
2
2
2
2
2
2
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.2
WNW
15
0.2
WNW
14
0.3
WNW
13
0.4
NW
13
0.4
WNW
13
0.4
WNW
13
0.4
WNW
13
0.4
WNW
13
0.4
NW
18
0.7
NW
17
1
NW
16
1.3
NW
16
1.3
NW
16
1.3
NW
15
1.3
NW
15
1.3
NW
14
1.2
NW
14
1.2
NW
14
1.1
NW
13
1.1
NW
13
1.1
NW
13
1
NW
13
1
NW
12
1
NW
12
Wave Graph
Metric surfscale
Energy kJ
21
20
35
44
65
65
66
63
119
309
521
803
783
743
695
676
581
557
451
386
374
320
295
272
Wind (km/h)
10
ESE
15
ESE
15
E
10
E
10
SE
10
SSE
10
SSE
10
SE
10
ESE
20
ESE
20
ESE
15
ESE
10
ESE
15
SE
15
ESE
20
ESE
25
ESE
30
ESE
25
SE
20
SE
10
SE
15
SE
15
SE
10
SSE
off
cross-off
cross-off
cross-off
off
off
off
off
off
cross-off
off
off
cross-off
off
cross-off
cross-off
off
off
off
off
off
off
off
off
High Tide
5:30PM1.76m
5:44AM2.09m
6:04PM1.88m
6:17AM2.11m
6:34PM1.97m
6:47AM2.09m
Low Tide
11:33AM0.28m
11:28PM0.28m
12:04PM0.21m
00:05AM0.22m
12:32PM0.18m
00:39AM0.19m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:52
5:50
5:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:55
8:58
9:00
9:01
Temp °C
11
12
13
13
11
10
9
7
9
12
13
13
12
9
8
7
9
12
13
14
13
12
10
10
9
9
10
11
9
8
6
4
6
7
7
9
9
4
3
2
3
5
8
10
10
9
7
7
Swell 1
Height (m)
Direction
Period (s)
0.2
NNW
4
0.2
WNW
14
0.3
WNW
13
0.4
NW
13
0.4
WNW
13
0.4
WNW
13
0.4
WNW
13
0.4
WNW
13
0.4
NW
18
0.7
NW
17
1
NW
16
1.3
NW
16
1.3
NW
16
1.3
NW
15
1.3
NW
15
1.3
NW
14
1.2
NW
14
1.2
NW
14
1.1
NW
13
1.1
NW
13
1.1
NW
13
1
NW
13
1
NW
12
1
NW
12
Energy kJ
1
20
35
44
65
65
66
63
119
309
521
803
783
743
695
676
581
557
451
386
374
320
295
272
Swell 2
Height (m)
Direction
Period (s)
0.2
WNW
15
0.2
N
4
0.2
NNW
4
0.1
N
10
0.1
N
9
0.1
N
9
0.1
NW
20
0.4
WNW
12
0.4
WNW
12
0.4
WNW
12
0.3
ESE
5
Energy kJ
21
1
1
2
2
2
16
50
57
56
4
Swell 3
Height (m)
Direction
Period (s)
0.1
N
10
0.1
N
10
0.1
W
9
0.1
N
10
Energy kJ
2
2
2
2
Wind waves
Height (m)
Direction
Period (s)
0.2
N
4
0.1
E
9
0.4
N
12
0.4
ESE
3
0.4
E
4
0.4
E
3
0.6
E
4
0.8
ESE
4
0.9
ESE
4
0.7
ESE
4
0.4
ESE
4
0.3
ESE
3
0.3
ESE
3
Energy kJ
2
2
44
3
4
4
9
20
26
15
5
2
2
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
4
3
3
3
3
3
4
4
2
2
2
2
2
Distance (km)
93
37
37
37
20
20
0
0
0
0
0
37
28
0
0
0
0
37
64
74
0
0
0
0
Best forecast wave conditions in Londonderry
Rating
(10 max)
1
1
1
1
1
3
3
3
3
2
2
2
2
Best forecast wave conditions in Ireland
Rating
(10 max)
1
1
2
2
2
2
3
3
3
3
1
4
4
4
3
3
4
4
4
4
4
4
3
3
Header Global
Rating
(10 max)
5
5
5
4
5
8
8
9
9
8
7
7
7
7
6
6
5
5
5
5
6
6
6
6
  • 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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