Derrynane surf break

Derrynane surfForecast / Kerry / Ireland

information circle48hr Weather and Surf, issued 12 am Wednesday 27 May 2026 IST
Forecast update in hr  min  s Forecast update imminent
Derrynane surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Derrynane sea temperature is
12.2° C
(Which is normal for this time of year)

How big are the waves at Derrynane today?

The current surf forecast for Derrynane at 3AM is: 1.1m 10s primary swell from a West direction and 0.2m 13s secondary swell from a South-southwest direction, 0.3m 4s secondary swell from a Southeast direction (forecast issued at 12:00am May 27). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (IST) & DateWave HeightWave Period
Morning (27 May)3.5ft (1.0m)10s
Afternoon (27 May)1ft (0.3m)18s
Evening (27 May)0.5ft (0.2m)18s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Wed afternoon. Warm (max 25°C on Wed morning, min 12°C on Thu night). Wind will be generally light.

Wednesday
27
Thursday
28
Friday
29
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
4 PM
7 PM
10 PM
Rating
(10 max)
2
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.1
W
10
1.1
W
10
1
W
10
0.9
W
10
0.2
SSW
18
0.3
SSW
18
0.3
SSW
18
0.2
SSW
18
0.2
SSW
18
0.2
SSW
17
0.3
SSW
16
0.4
SW
16
0.4
SSW
16
0.4
SSW
16
0.4
SSW
16
0.4
SSW
16
0.4
SSW
16
1.3
WSW
6
1.3
WSW
7
1.4
W
8
1.3
W
9
1.6
WSW
9
1.5
WSW
9
1.4
WSW
10
Wave Graph
Metric surfscale
Energy kJ
247
247
196
156
30
61
61
30
30
27
51
66
102
102
103
103
100
133
171
251
275
406
385
394
Wind (km/h)
10
E
15
E
15
E
10
ESE
15
ESE
25
SE
20
SE
20
SE
25
SE
25
SE
20
SE
20
S
15
SSE
15
SSE
15
SW
20
SW
20
WSW
10
WSW
10
SW
10
SSW
15
S
20
S
20
SSE
20
SSE
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
on
on
on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross
High Tide
2:34AM2.84m
3:06PM2.90m
3:23AM2.90m
3:47PM2.99m
4:05AM2.96m
4:25PM3.07m
Low Tide
8:47AM0.65m
9:11PM0.74m
9:28AM0.62m
9:51PM0.65m
10:05AM0.59m
clear
clear
clear
clear
clear
clear
thunderstorm
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
clear
cloud
part cloud
part cloud
clear
clear
clear
clear
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
5:31
5:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:43
9:44
9:45
1
Temp °C
23
22
22
23
25
24
21
19
15
14
14
13
13
14
14
13
13
12
12
13
13
14
14
13
23
20
20
21
23
22
19
17
12
10
11
10
10
11
12
10
10
10
10
11
10
11
11
10
Swell 1
Height (m)
Direction
Period (s)
1.1
W
10
1.1
W
10
1
W
10
0.9
W
10
0.9
W
10
0.8
W
10
0.7
W
9
0.6
W
9
0.6
W
9
0.6
W
9
0.5
W
9
0.5
W
9
0.5
W
9
0.4
SSW
16
0.4
SSW
16
0.4
SSW
16
0.4
SSW
16
1.3
WSW
6
1.3
WSW
7
1.4
W
8
1.3
W
9
1.6
WSW
9
1.5
WSW
9
1.4
WSW
10
Energy kJ
247
247
196
156
158
120
87
61
60
59
39
38
36
102
103
103
100
133
171
251
275
406
385
394
Swell 2
Height (m)
Direction
Period (s)
0.2
SSW
13
0.2
SSW
13
0.1
SW
19
0.2
SSW
18
0.2
SSW
18
0.3
SSW
18
0.3
SSW
18
0.2
SSW
18
0.2
SSW
18
0.2
SSW
17
0.3
SSW
16
0.4
SW
16
0.4
SSW
16
0.4
WNW
8
0.4
WNW
8
0.2
WNW
8
0.2
WSW
14
0.4
WSW
13
0.7
WSW
12
0.8
WSW
11
1
WSW
11
0.5
SSW
16
0.5
SSW
16
0.5
SSW
16
Energy kJ
16
16
14
31
30
61
61
30
30
27
51
66
102
23
22
7
19
66
127
160
247
137
140
144
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
19
0.1
SW
19
0.1
SW
13
0.1
SW
13
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.2
W
8
0.2
WNW
8
0.4
SSW
15
0.4
SSW
15
0.4
SSW
15
0.5
SSW
15
0.1
NW
9
0.2
WNW
9
0.2
WNW
9
Energy kJ
15
15
6
6
6
6
6
6
6
6
6
6
6
6
6
5
7
87
87
88
133
3
8
7
Wind waves
Height (m)
Direction
Period (s)
0.3
SE
4
0.3
SE
4
0.4
SE
4
0.4
SE
5
0.4
SE
5
0.4
SE
4
0.6
SE
3
0.5
SE
3
0.5
SE
3
0.6
SE
3
0.5
SSE
4
0.4
S
3
0.5
S
4
0.6
SSW
4
0.8
SW
4
0.9
SW
5
1
WSW
6
Energy kJ
3
3
5
6
7
7
7
5
5
9
7
3
8
15
24
35
63
Nearest Offshore or Glassy
Rating
(10 max)
2
2
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
1
1
2
Distance (km)
0
0
0
0
15
37
37
37
37
42
54
55
372
372
579
370
370
49
49
49
49
49
54
37
Best forecast wave conditions in Kerry
Rating
(10 max)
2
2
2
2
2
1
1
1
1
1
1
1
1
2
2
2
1
1
2
Best forecast wave conditions in Ireland
Rating
(10 max)
2
2
2
2
2
1
1
1
1
1
1
1
1
2
2
2
2
2
2
Header Global
Rating
(10 max)
7
7
9
9
7
8
6
6
9
9
9
7
9
8
7
7
6
6
6
5
5
5
5
5
  • 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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