Derrynane Surf Break

Derrynane 48 hour detailed Surf Forecast

Lat Long: 51.76° N 10.17° W

Issued: 12 pm 30 Jun 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
17.2° C

2.5°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 (30 Jun):

  • Morning surf: Morning surf (30 Jun, local time) - 8ft (2.5m), 10s period with WSW swell.
  • Afternoon surf: Afternoon surf (30 Jun, local time) - 8ft (2.5m), 10s period with WSW swell.
  • Evening surf: Evening surf (30 Jun, local time) - 8ft (2.5m), 11s period with W swell.

The current surf forecast for Derrynane at 7PM is: 2.5m 11s primary swell from a West direction and 0.2m 12s secondary swell from a South-southwest direction, 0.2m 12s secondary swell from a South-southwest direction (forecast issued at 12:00pm June 30). The wind direction is predicted to be cross-shore.

Time (IST) & DateWave HeightWave Period
Morning (30 Jun)8ft (2.5m)10s
Afternoon (30 Jun)8ft (2.5m)10s
Evening (30 Jun)8ft (2.5m)11s

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 Tue morning. Very mild (max 15°C on Tue morning, min 12°C on Tue night). Winds decreasing (fresh winds from the NW on Tue afternoon, calm by Thu night).

Tue
30
Wednesday
1
Thursday
2
Fri
3
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)
0
0
1
0
2
2
2
0
0
0
0
0
0
0
2
2
3
1
1
1
2
1
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)
2.5
WSW
10
2.5
WSW
10
2.5
WSW
10
2.5
W
11
2.5
W
11
2.3
W
10
1.9
W
10
1.6
W
10
1.5
W
10
1.1
W
10
1.7
WSW
7
2.2
WSW
8
2.5
WSW
8
3
W
9
2.5
W
10
2.5
W
10
2.2
W
10
2.1
W
10
2
W
10
1.8
W
10
1.6
W
10
1.5
W
10
1.5
W
10
1.4
WSW
10
Wave Graph
Metric surfscale
Energy kJ
1267
1283
1351
1596
1538
1119
711
499
441
231
270
554
1009
1316
1375
1252
951
873
792
643
530
468
468
410
Wind (km/h)
20
W
25
WNW
35
NW
35
NW
30
NNW
20
NW
15
NW
10
WSW
20
SSW
25
SSW
25
SW
25
WSW
30
W
25
NW
20
NW
20
NNW
15
NW
15
WNW
15
WNW
10
W
5
SW
10
SW
10
SW
10
SSW
Wind State
cross-on
cross
cross
cross
cross-off
cross-off
cross
cross-on
cross-on
cross-on
on
on
cross-on
cross
cross
cross-off
cross-off
cross-on
cross-on
cross-on
glassy
on
on
on
High Tide
5:57PM3.13m
6:22AM2.99m
6:34PM3.17m
6:59AM2.98m
7:09PM3.17m
Low Tide
11:38AM0.66m
00:03AM0.51m
12:13PM0.63m
00:40AM0.47m
12:48PM0.63m
1:15AM0.47m
rain showers
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
clear
cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:24
5:26
5:26
5:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:01
10:01
10:01
10:00
 mm
1
1
Temp °C
15
15
15
14
13
12
12
12
12
13
15
15
15
14
12
13
13
14
15
15
15
15
15
15
Feels °C
12
11
10
8
9
9
10
10
8
9
12
12
10
10
8
10
11
11
12
13
15
15
14
15
Swell 1
Height (m)
Direction
Period (s)
2.5
WSW
10
2.5
WSW
10
2.5
WSW
10
0.2
SSW
12
2.5
W
11
2.3
W
10
1.9
W
10
1.6
W
10
1.5
W
10
1.1
W
10
0.8
WSW
10
0.1
SW
12
0.1
SW
12
0.1
S
15
2.5
W
10
2.5
W
10
2.2
W
10
2.1
W
10
2
W
10
1.8
W
10
1.6
W
10
1.5
W
10
1.5
W
10
1.4
WSW
10
Energy kJ
1267
1283
1351
15
1538
1119
711
499
441
231
120
5
5
4
1375
1252
951
873
792
643
530
468
468
410
Swell 2
Height (m)
Direction
Period (s)
0.2
SSW
12
0.2
SSW
12
0.2
SSW
12
0.2
SSW
12
0.2
SSW
12
0.2
SSW
12
0.2
SSW
12
0.2
SSW
12
0.2
SSW
12
0.2
SSW
12
0.1
S
15
0.1
S
15
0.1
S
15
0.1
S
15
0.1
S
15
0.1
S
11
0.1
S
11
0.1
S
11
0.5
NW
9
0.5
NW
9
0.5
NW
9
0.4
NW
10
Energy kJ
14
14
15
14
14
14
14
14
14
14
5
4
4
4
4
2
2
2
39
40
41
23
Swell 3
Height (m)
Direction
Period (s)
0.1
S
16
0.1
S
16
0.1
S
16
0.1
S
16
0.1
S
16
0.1
S
15
0.1
S
15
0.1
S
15
0.1
S
14
0.1
S
11
0.1
S
11
0.1
S
18
0.1
S
18
Energy kJ
5
5
5
5
5
4
4
4
4
2
2
6
6
Wind waves
Height (m)
Direction
Period (s)
1
NW
4
2.5
W
11
1
NW
7
1.2
SW
5
1.7
WSW
7
2.2
WSW
8
2.5
WSW
8
3
W
9
Energy kJ
40
1596
105
77
270
554
1009
1316
Nearest Offshore or Glassy
Rating
(10 max)
2
2
1
1
1
1
3
2
2
1
3
3
2
1
2
4
3
4
3
2
2
3
2
2
Distance (km)
54
371
148
500
366
92
49
49
54
403
544
544
385
565
586
43
0
44
49
42
0
49
49
49
Best forecast wave conditions in Kerry
Rating
(10 max)
3
3
2
2
4
4
4
3
3
3
3
2
2
Best forecast wave conditions in Ireland
Rating
(10 max)
3
2
1
1
3
2
2
1
4
4
4
3
3
3
3
2
2
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
4
5
5
8
5
7
6
6
5
7
8
9
9
  • 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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