Derrynane Surf Break

Derrynane 48 hour detailed Surf Forecast

Lat Long: 51.76° N 10.17° W

Issued: 12 pm 25 Jun 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
16.8° C

2.3°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 7PM is: 1.0m 10s primary swell from a West direction (forecast issued at 12:00pm June 25). An open ocean swell of 0.4m 4s is not directed at the surf break, a second open ocean swell of 0.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.

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 4mm), mostly falling on Fri night. Warm (max 23°C on Thu morning, min 14°C on Sat night). Winds increasing (light winds from the SW on Thu morning, fresh winds from the SE by Fri night).

Thu
25
Friday
26
Saturday
27
Sun
28
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)
1
1
0
0
0
1
1
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)
1.2
W
11
1.2
W
10
1.1
W
10
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
1.2
S
6
0.6
W
10
1.4
S
6
1.5
S
6
1.5
SSW
6
1.1
SSW
6
0.9
S
6
0.4
SW
15
0.9
S
7
1.2
SSW
7
0.9
S
7
1.5
W
11
1.7
W
11
Wave Graph
Metric surfscale
Energy kJ
317
300
242
200
196
159
156
121
89
85
62
102
65
148
173
160
95
62
86
72
136
78
505
637
Wind (km/h)
15
SE
5
SW
10
SSE
15
NW
15
N
10
NNE
10
NNE
10
SSE
20
SE
25
SE
30
SSE
30
SE
30
SE
30
SSE
25
SSE
20
SSW
10
SW
15
SSW
15
SSW
20
S
20
SW
20
W
20
W
20
WSW
Wind State
cross-off
on
cross
cross
cross-off
off
cross-off
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
on
cross-on
cross-on
on
High Tide
2:27PM2.72m
2:51AM2.66m
3:16PM2.79m
3:42AM2.74m
4:00PM2.88m
4:26AM2.83m
Low Tide
8:06AM0.92m
8:38PM0.94m
8:56AM0.90m
9:26PM0.85m
9:41AM0.85m
10:08PM0.75m
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
rain showers
light rain
rain showers
cloud
part cloud
cloud
rain showers
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:22
5:22
5:22
5:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:02
10:02
10:02
10:02
 mm
1
1
1
1
Temp °C
23
21
22
18
19
19
20
18
18
16
16
16
16
16
16
15
15
15
15
15
15
14
14
14
Feels °C
22
22
23
17
18
20
21
19
17
13
12
12
12
12
13
13
14
13
13
12
12
11
10
10
Swell 1
Height (m)
Direction
Period (s)
1.2
W
11
1.2
W
10
1.1
W
10
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
0.6
W
10
0.6
W
10
0.6
W
10
0.6
W
10
0.6
W
9
1.1
SSW
6
0.9
S
6
0.7
W
9
0.7
W
9
0.5
W
9
0.9
S
7
0.9
S
7
0.8
S
7
Energy kJ
317
300
242
200
196
159
156
121
89
85
62
64
65
65
65
55
95
62
78
78
38
78
78
61
Swell 2
Height (m)
Direction
Period (s)
0.1
S
18
0.1
SW
18
0.1
SW
18
0.4
SE
4
0.2
SSE
6
0.4
NNW
5
0.5
NW
7
0.5
NW
7
0.5
NW
7
0.5
NW
8
0.3
NNW
7
0.2
SSW
16
0.2
SSW
16
0.2
SSW
16
0.2
SSW
16
0.2
SSW
16
0.6
W
9
0.7
W
9
0.4
SW
15
0.4
SW
15
0.4
SW
15
0.4
W
12
0.4
SW
15
0.3
SSW
15
Energy kJ
6
12
12
4
3
11
22
23
23
31
10
25
25
26
26
25
56
78
56
57
57
41
56
42
Swell 3
Height (m)
Direction
Period (s)
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
0.2
SSE
6
0.2
SSW
16
0.2
SSW
16
0.2
SSW
16
0.2
NNW
7
0.2
NNW
8
0.1
N
7
0.1
N
6
0.1
N
6
0.2
SSW
15
0.3
SSW
15
0.4
SSW
15
0.1
W
13
0.2
W
12
0.4
SW
15
0.3
SSW
15
Energy kJ
4
4
4
12
12
3
3
3
26
25
25
5
6
1
1
1
22
43
86
3
12
56
43
Wind waves
Height (m)
Direction
Period (s)
0.5
SE
5
0.4
SE
5
0.4
SE
4
0.1
N
6
0.4
NNW
3
0.5
SE
6
0.4
SE
6
0.8
SSE
4
1
S
5
1.2
S
6
1.3
S
6
1.4
S
6
1.5
S
6
1.5
SSW
6
0.9
S
6
0.9
S
7
1.2
SSW
7
1
W
6
1.5
W
11
1.7
W
11
Energy kJ
11
7
4
1
4
16
11
16
51
102
128
148
173
160
64
72
136
71
505
637
Nearest Offshore or Glassy
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
2
1
Distance (km)
5
69
5
42
8
0
0
37
42
51
54
54
282
54
54
286
49
49
287
54
49
54
54
55
Best forecast wave conditions in Kerry
Rating
(10 max)
2
2
2
1
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
2
1
Best forecast wave conditions in Ireland
Rating
(10 max)
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
Header Global
Rating
(10 max)
5
5
5
4
4
5
5
5
6
7
8
7
5
6
6
6
6
5
5
6
8
8
8
7
  • 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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