Downhill surfForecast / Londonderry / Ireland

information circle48hr Weather and Surf, issued 6 pm Saturday 30 May 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
12.1° C
(Which is slightly warmer than usual)

How big are the waves at Downhill today (31 May):

  • Morning surf: Morning surf (31 May, local time) - 0.5ft (0.2m), 12s period with WNW swell.
  • Afternoon surf: Afternoon surf (31 May, local time) - 1ft (0.3m), 13s period with WNW swell.
  • Evening surf: Evening surf (31 May, local time) - 0.5ft (0.2m), 12s period with WNW swell.

The current surf forecast for Downhill at 2AM is: 0.2m 12s primary swell from a West-northwest direction and 0.2m 7s secondary swell from a West-northwest direction (forecast issued at 06:00pm May 30). The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (31 May)0.5ft (0.2m)12s
Afternoon (31 May)1ft (0.3m)13s
Evening (31 May)0.5ft (0.2m)12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 7mm), mostly falling on Mon night. Very mild (max 16°C on Sun morning, min 12°C on Sat night). Wind will be generally light.

Sat
30
Sunday
31
Monday
1
Tue
2
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
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.4
NW
7
0.3
WNW
12
0.3
WNW
12
0.2
WNW
12
0.2
WNW
13
0.2
WNW
13
0.2
WNW
12
0.3
WNW
13
0.3
WNW
13
0.3
WNW
12
0.4
NW
6
0.2
WNW
12
0.2
W
12
0.2
W
12
0.2
W
11
0.2
W
11
0.2
W
11
0.2
W
11
0.2
W
10
0.2
W
10
0.2
W
10
0.1
W
10
0.2
WNW
6
0.1
W
10
Wave Graph
Metric surfscale
Energy kJ
12
29
28
14
17
16
15
32
33
30
14
14
11
11
10
9
9
9
8
8
8
2
3
2
Wind (km/h)
15
S
20
SSE
15
S
10
SSW
15
SW
20
SW
20
WSW
20
W
15
WNW
15
WNW
5
ESE
10
SE
15
SSE
15
SSE
10
S
15
SSE
15
SE
15
SSE
10
W
5
NW
10
S
15
WSW
20
W
20
WNW
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-on
cross-on
on
glassy
off
cross-off
cross-off
cross-off
off
off
off
cross-on
glassy
cross-off
cross
cross-on
cross-on
High Tide
6:43PM1.97m
6:56AM1.89m
7:15PM2.01m
7:28AM1.86m
7:49PM2.02m
8:01AM1.82m
Low Tide
00:57AM0.36m
1:06PM0.33m
1:34AM0.37m
1:39PM0.34m
2:10AM0.40m
cloud
clear
part cloud
rain showers
part cloud
part cloud
clear
part cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
rain showers
light rain
light rain
rain showers
rain showers
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:56
4:54
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:52
9:53
9:54
9:55
1
1
1
1
1
2
Temp °C
15
15
14
13
12
12
14
16
16
16
14
13
12
12
14
15
15
15
14
13
12
12
13
13
12
13
12
11
9
8
10
12
13
14
13
11
9
10
13
14
14
14
13
13
11
10
10
10
Swell 1
Height (m)
Direction
Period (s)
0.4
NW
7
0.3
WNW
12
0.3
WNW
12
0.2
WNW
12
0.2
WNW
13
0.2
WNW
13
0.2
WNW
12
0.3
WNW
13
0.3
WNW
13
0.4
WNW
6
0.4
NW
6
0.3
NW
5
0.2
WNW
5
0.2
WNW
5
0.2
WNW
5
0.2
W
11
0.2
W
11
0.2
ESE
3
0.2
E
3
0.2
E
4
0.2
WNW
6
0.1
NW
6
0.1
W
10
0.1
W
10
Energy kJ
12
29
28
14
17
16
15
32
33
13
8
4
3
3
2
9
9
1
1
1
4
1
2
2
Swell 2
Height (m)
Direction
Period (s)
0.2
WNW
10
0.3
NW
7
0.2
WNW
7
0.2
WNW
7
0.2
WNW
6
0.2
WNW
6
0.2
WNW
6
0.1
N
9
0.1
N
8
0.3
WNW
12
0.2
WNW
12
0.2
WNW
12
0.2
W
12
0.2
W
12
0.2
W
11
0.1
NW
5
0.1
NW
6
0.2
W
11
0.2
W
10
0.2
W
6
0.2
W
10
0.1
W
10
Energy kJ
10
8
5
5
4
4
4
2
1
30
14
14
11
11
10
1
1
9
8
2
8
2
Swell 3
Height (m)
Direction
Period (s)
0.1
NW
13
0.1
N
10
0.1
N
10
0.2
ESE
3
0.1
N
10
0.1
N
10
0.1
N
10
0.1
N
8
0.1
N
7
0.1
N
7
0.1
N
7
0.1
N
7
0.1
N
7
0.1
N
6
0.1
N
6
0.1
N
6
0.2
W
10
Energy kJ
7
2
2
1
2
2
2
1
1
1
1
1
1
1
1
1
8
Wind waves
Height (m)
Direction
Period (s)
0.3
SE
3
0.2
ESE
3
0.2
ESE
3
0.2
WSW
2
0.4
WNW
6
0.4
WNW
6
0.2
WNW
6
0.3
WNW
2
Energy kJ
1
1
1
1
11
11
3
1
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
2
2
3
3
3
3
1
1
2
2
2
2
2
1
1
1
1
1
1
1
2
Distance (km)
37
17
17
39
39
39
184
184
184
159
20
37
37
37
37
37
37
37
68
39
39
39
85
150
Best forecast wave conditions in Londonderry
Rating
(10 max)
Best forecast wave conditions in Ireland
Rating
(10 max)
3
3
2
2
2
3
4
4
3
1
2
3
2
2
2
2
2
1
2
2
1
1
1
2
Header Global
Rating
(10 max)
6
8
7
7
7
7
7
6
6
5
5
5
5
5
5
4
4
4
5
5
5
5
7
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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