Derrynane Surf Break

Derrynane 48 hour detailed Surf Forecast

Lat Long: 51.76° N 10.17° W

Issued: 12 am 25 Jun 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
16.0° C

1.6°C warmer than 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 (25 Jun):

  • Morning surf: Morning surf (25 Jun, local time) - 4ft (1.2m), 11s period with W swell.
  • Afternoon surf: Afternoon surf (25 Jun, local time) - 3.5ft (1.1m), 10s period with W swell.
  • Evening surf: Evening surf (25 Jun, local time) - 3.5ft (1.0m), 10s period with W swell.

The current surf forecast for Derrynane at 9AM is: 1.2m 11s primary swell from a West direction and 0.1m 18s secondary swell from a South direction (forecast issued at 12:00am June 25). An open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 2.

Time (IST) & DateWave HeightWave Period
Morning (25 Jun)4ft (1.2m)11s
Afternoon (25 Jun)3.5ft (1.1m)10s
Evening (25 Jun)3.5ft (1.0m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Fri night. Warm (max 22°C on Thu morning, min 15°C on Sat afternoon). Winds increasing (calm on Wed night, fresh winds from the SSE by Fri night).

Thursday
25
Friday
26
Saturday
27
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)
1
2
2
1
1
0
0
1
1
1
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)
1
W
11
1.1
W
11
1.2
W
11
1.2
W
11
1.2
W
10
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
10
0.7
W
9
0.6
W
9
0.7
W
10
0.7
W
10
1.1
S
6
0.6
W
10
1.1
S
6
1.1
S
6
1.1
S
6
1.1
S
7
1.1
S
7
1.1
SSW
7
Wave Graph
Metric surfscale
Energy kJ
233
267
317
317
300
242
242
196
156
156
121
89
85
62
87
89
72
69
72
75
89
107
121
140
Wind (km/h)
10
NNE
10
NE
10
ENE
5
SSE
10
SSE
10
SE
15
NW
15
N
10
ENE
10
N
15
SE
25
SE
30
SSE
30
SSE
30
SE
30
SE
25
SE
30
SSE
30
SSE
25
SSE
20
S
20
SW
20
SSW
20
SW
Wind State
off
off
cross-off
cross
cross
cross
cross
cross-off
off
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
on
cross-on
on
High Tide
1:54AM2.63m
2:27PM2.72m
2:51AM2.66m
3:16PM2.79m
3:42AM2.74m
4:00PM2.88m
Low Tide
8:06AM0.92m
8:38PM0.94m
8:56AM0.90m
9:26PM0.85m
9:41AM0.85m
cloud
cloud
clear
part cloud
part cloud
clear
cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
light rain
light rain
cloud
cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:22
5:22
5:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:02
10:02
10:02
 mm
1
1
Temp °C
20
20
21
22
22
21
19
19
20
20
17
17
16
16
16
16
17
16
16
16
16
15
15
15
Feels °C
21
20
21
23
23
21
18
19
21
21
17
15
13
12
12
12
14
12
12
13
14
13
12
12
Swell 1
Height (m)
Direction
Period (s)
1
W
11
1.1
W
11
1.2
W
11
1.2
W
11
1.2
W
10
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
10
0.7
W
9
0.6
W
9
0.7
W
10
0.7
W
10
0.6
W
10
0.6
W
10
0.6
W
9
0.6
W
9
0.6
W
9
1.1
S
7
1.1
S
7
0.6
W
9
Energy kJ
233
267
317
317
300
242
242
196
156
156
121
89
85
62
87
89
65
65
56
56
57
107
121
56
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
6
0.1
S
14
0.1
S
14
0.1
S
18
0.1
SW
18
0.1
SW
18
0.4
SE
4
0.2
SSE
6
0.4
NW
5
0.5
NW
7
0.4
NNW
7
0.4
NW
7
0.4
NW
8
0.3
NNW
8
0.2
SSW
16
0.2
SSW
16
0.2
SSW
16
0.2
SSW
16
0.2
SSW
16
0.2
SSW
15
0.3
SSW
15
0.6
W
9
0.6
W
9
0.4
SW
15
Energy kJ
2
4
4
6
12
12
4
3
6
23
20
12
16
11
25
25
26
26
25
22
43
56
56
57
Swell 3
Height (m)
Direction
Period (s)
0.2
N
3
0.1
S
19
0.1
S
19
0.1
S
14
0.1
S
14
0.1
S
14
0.1
SW
18
0.1
SW
18
0.2
SSE
6
0.2
SSE
6
0.1
SW
17
0.2
SSW
16
0.2
SSW
16
0.2
SSW
16
0.2
NNW
7
0.2
NNW
7
0.1
N
7
0.1
N
7
0.3
SSW
15
0.4
SW
15
0.1
W
13
Energy kJ
1
7
7
4
4
4
12
12
3
3
12
26
25
25
5
5
1
1
43
57
3
Wind waves
Height (m)
Direction
Period (s)
0.1
SE
4
0.2
ESE
5
0.4
SE
5
0.4
SE
4
0.3
SE
4
0.4
SE
4
0.6
SE
6
0.3
NNW
2
0.4
SE
5
0.4
SE
5
0.6
SSE
4
0.8
S
5
1
S
6
1.1
S
6
1.1
S
6
1.1
S
5
1.1
S
6
1.1
S
6
1.1
S
6
0.4
WSW
4
1.1
SSW
7
Energy kJ
1
2
7
4
3
5
24
1
7
7
10
28
61
74
72
69
72
75
89
6
140
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
0
0
0
5
5
5
108
0
0
0
37
37
51
54
54
37
54
37
54
54
49
544
287
286
Best forecast wave conditions in Kerry
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in Ireland
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
5
5
5
5
5
5
4
4
5
5
5
6
7
7
5
5
5
6
6
5
5
5
5
4
  • 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
How to use the Wavefinder 

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