Derrynane Surf Break

Derrynane 48 hour detailed Surf Forecast

Lat Long: 51.76° N 10.17° W

Issued: 12 am 20 Jun 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
14.0° C

Normal for this time of year

Derrynane surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Derrynane today (20 Jun):

  • Morning surf: Morning surf (20 Jun, local time) - 2.5ft (0.8m), 7s period with SSW swell.
  • Afternoon surf: Afternoon surf (20 Jun, local time) - 2.5ft (0.7m), 7s period with SW swell.
  • Evening surf: Evening surf (20 Jun, local time) - 2ft (0.6m), 7s period with SSW swell.

The current surf forecast for Derrynane at 5AM is: 0.9m 7s primary swell from a South-southwest direction and 0.6m 8s secondary swell from a West direction (forecast issued at 12:00am June 20). The wind direction is predicted to be cross-offshore.

Time (IST) & DateWave HeightWave Period
Morning (20 Jun)2.5ft (0.8m)7s
Afternoon (20 Jun)2.5ft (0.7m)7s
Evening (20 Jun)2ft (0.6m)7s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 18°C on Mon morning, min 12°C on Fri night). Wind will be generally light.

Saturday
20
Sunday
21
Monday
22
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)
0
0
1
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 Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SSW
7
0.9
SSW
7
0.8
SSW
7
0.8
SSW
7
0.8
SSW
7
0.7
SW
7
0.7
SSW
7
0.6
SSW
7
0.6
SSW
7
0.6
SSW
7
0.5
SW
7
0.5
SW
7
0.5
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
6
0.2
W
10
0.2
WSW
11
0.3
WSW
10
0.3
WSW
10
Wave Graph
Metric surfscale
Energy kJ
75
68
62
62
61
49
42
31
31
31
22
22
22
16
16
11
11
11
11
10
8
12
20
20
Wind (km/h)
10
NW
10
NW
10
NNW
10
NW
15
WNW
15
WNW
15
NW
15
NNW
10
NE
10
ENE
10
E
5
SE
20
SSE
15
SSE
15
SSE
10
ESE
10
NNE
10
ESE
10
NNE
10
SSE
5
W
5
W
5
W
10
NW
Wind State
cross
cross
cross-off
cross
cross-on
cross-on
cross
cross-off
off
off
cross-off
cross
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
cross-off
High Tide
9:38AM3.01m
9:52PM3.12m
10:34AM2.86m
10:48PM2.92m
11:32AM2.74m
Low Tide
3:12AM0.32m
3:29PM0.70m
4:08AM0.49m
4:29PM0.86m
5:08AM0.67m
5:34PM0.97m
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
5:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:01
10:02
10:02
 mm
Temp °C
13
12
12
13
14
14
14
14
13
13
13
15
16
16
16
17
16
16
16
18
18
18
18
18
Feels °C
11
10
11
11
11
11
12
12
11
12
12
14
13
13
13
16
15
14
14
16
17
17
17
16
Swell 1
Height (m)
Direction
Period (s)
0.9
SSW
7
0.9
SSW
7
0.8
SSW
7
0.8
SSW
7
0.8
SSW
7
0.7
SW
7
0.7
SSW
7
0.6
SSW
7
0.6
SSW
7
0.6
SSW
7
0.5
W
7
0.5
WNW
7
0.5
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
NW
7
0.4
NW
7
0.3
NW
7
0.3
NW
7
0.3
NW
7
0.3
WSW
10
Energy kJ
75
68
62
62
61
49
42
31
31
31
24
26
22
16
16
11
11
11
11
12
8
7
7
20
Swell 2
Height (m)
Direction
Period (s)
0.6
W
8
0.6
W
8
0.6
W
8
0.5
W
7
0.5
W
7
0.5
W
7
0.5
W
7
0.5
W
7
0.5
WNW
7
0.5
WNW
7
0.5
SW
7
0.5
SW
7
0.4
NW
7
0.4
WNW
6
0.3
WNW
6
0.3
NW
7
0.3
NW
7
0.3
NW
7
0.4
SW
7
0.4
SW
6
0.3
SW
6
0.3
SW
6
0.3
WSW
10
0.3
NW
7
Energy kJ
41
41
40
27
27
25
24
24
27
27
22
22
11
17
8
7
7
7
11
10
6
6
20
7
Swell 3
Height (m)
Direction
Period (s)
0.4
NW
8
0.4
NW
8
0.3
NW
8
0.3
NW
8
0.3
NW
8
0.3
NW
7
0.3
NW
8
0.3
NW
7
0.2
W
9
0.2
W
9
0.1
NW
8
0.2
W
8
0.3
W
6
0.2
W
8
0.3
NW
7
0.3
W
6
0.3
W
6
0.2
WNW
6
0.1
W
8
0.2
W
11
0.2
W
10
0.2
WSW
11
0.2
SSW
6
0.3
SW
7
Energy kJ
14
21
10
10
10
9
9
9
6
6
2
6
7
5
7
7
7
4
1
9
8
12
4
8
Wind waves
Height (m)
Direction
Period (s)
0.3
SE
2
0.3
SE
3
0.3
SE
4
0.3
SE
4
Energy kJ
1
1
2
3
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
148
49
0
44
204
370
375
15
15
15
15
43
55
43
43
43
43
15
43
43
43
43
396
396
Best forecast wave conditions in Kerry
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in Ireland
Rating
(10 max)
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
6
5
5
5
5
5
5
8
9
9
9
8
8
6
8
8
7
6
8
6
6
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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