Derrynane Surf Break

Derrynane 48 hour detailed Surf Forecast

Lat Long: 51.76° N 10.17° W

Issued: 6 pm 02 Jul 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
16.2° C

1.3°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 (02 Jul):

  • Afternoon surf: Afternoon surf (02 Jul, local time) - 7ft (2.1m), 10s period with W swell.
  • Evening surf: Evening surf (02 Jul, local time) - 6ft (1.8m), 10s period with W swell.

The current surf forecast for Derrynane at 10PM is: 1.7m 10s primary swell from a West direction (forecast issued at 06:00pm July 02). An open ocean swell of 0.6m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (IST) & DateWave HeightWave Period
Morning (02 Jul)--
Afternoon (02 Jul)7ft (2.1m)10s
Evening (02 Jul)6ft (1.8m)10s

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 17°C on Fri night, min 13°C on Thu night). Wind will be generally light.

Thu
2
Friday
3
Saturday
4
Sun
5
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
10 AM
1 PM
Rating
(10 max)
1
2
2
2
1
1
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)
2
W
10
1.9
W
10
1.7
W
10
1.6
W
10
1.5
W
10
1.5
W
10
1.4
WSW
10
1.4
WSW
10
1.4
WSW
10
1.4
WSW
10
1.4
WSW
10
1.4
W
10
1.3
W
10
1.3
W
10
1.2
W
10
1.2
W
10
1.1
W
10
1.3
W
9
0.1
SW
16
0.1
SW
15
0.1
SW
15
0.1
S
18
0.1
S
18
0.1
S
18
Wave Graph
Metric surfscale
Energy kJ
771
696
596
530
477
477
426
435
418
410
402
384
326
319
273
273
231
268
10
9
9
9
8
8
Wind (km/h)
25
NW
20
NW
10
NNW
5
NW
5
WSW
10
SSW
10
SSW
15
SSW
20
WSW
15
WSW
15
W
15
W
15
W
15
W
15
WSW
15
WSW
15
WSW
15
W
10
WNW
10
WNW
5
WNW
5
W
5
SW
10
SW
Wind State
cross
cross-off
cross-off
glassy
on
cross-on
on
on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
on
on
High Tide
7:09PM3.17m
7:35AM2.95m
7:45PM3.13m
8:13AM2.90m
8:22PM3.07m
8:52AM2.84m
Low Tide
1:15AM0.47m
1:23PM0.65m
1:51AM0.49m
1:58PM0.70m
2:28AM0.53m
clear
clear
part cloud
part cloud
part cloud
clear
cloud
cloud
cloud
clear
clear
cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:26
5:28
5:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:01
10:00
10:00
10:00
 mm
Temp °C
15
15
15
14
13
13
14
15
15
15
15
17
17
17
17
16
17
17
16
16
16
16
16
17
Feels °C
11
11
13
14
12
12
13
14
13
14
14
15
16
15
16
14
16
16
15
15
16
16
16
16
Swell 1
Height (m)
Direction
Period (s)
2
W
10
1.9
W
10
1.7
W
10
1.6
W
10
1.5
W
10
1.5
W
10
1.4
WSW
10
1.4
WSW
10
1.4
WSW
10
1.4
WSW
10
1.4
WSW
10
1.4
W
10
1.3
W
10
1.3
W
10
1.2
W
10
1.2
W
10
1.1
W
9
1.3
W
9
1.4
W
9
1.4
W
9
1.3
W
9
1.3
W
9
1.3
W
9
1.3
W
9
Energy kJ
771
696
596
530
477
477
426
435
418
410
402
384
326
319
273
273
180
268
286
299
258
252
252
247
Swell 2
Height (m)
Direction
Period (s)
0.1
S
11
0.1
S
11
0.6
NW
9
0.5
NW
9
0.5
NW
9
0.5
NW
8
0.4
NW
8
0.4
NW
9
0.4
NW
9
0.6
WNW
11
0.6
NW
11
0.7
NW
10
0.9
NW
10
0.8
WNW
10
0.8
WNW
9
0.9
WNW
9
0.7
WNW
9
0.6
WNW
9
0.2
WNW
9
0.1
SW
15
0.1
SW
15
0.1
SW
15
0.1
SW
15
0.1
SW
15
Energy kJ
2
2
49
38
38
33
25
28
27
82
94
106
139
115
106
116
76
53
8
9
9
9
8
8
Swell 3
Height (m)
Direction
Period (s)
0.1
S
15
0.1
S
14
0.1
S
11
0.1
S
11
0.1
S
18
0.1
S
18
0.1
S
18
0.1
NW
13
0.2
WNW
12
0.1
S
17
0.1
S
17
0.1
S
16
0.1
SW
16
0.1
SW
16
0.1
SW
16
0.1
SW
16
0.6
W
10
0.1
S
16
0.1
SW
16
0.1
S
12
0.1
S
12
0.1
S
18
0.1
S
18
0.1
S
18
Energy kJ
4
4
2
2
6
6
6
7
14
6
5
5
10
10
10
10
71
5
10
3
3
6
6
6
Wind waves
Height (m)
Direction
Period (s)
0.8
NW
9
1.1
W
10
Energy kJ
91
231
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
2
3
3
3
3
3
1
3
2
2
2
2
2
2
2
2
2
Distance (km)
42
42
0
0
49
49
49
49
355
438
287
287
287
55
49
49
49
49
49
49
49
49
49
49
Best forecast wave conditions in Kerry
Rating
(10 max)
3
3
3
3
2
2
2
2
1
3
2
2
2
2
2
2
2
2
2
Best forecast wave conditions in Ireland
Rating
(10 max)
3
3
3
3
2
2
2
3
3
3
3
3
3
1
3
2
2
2
3
2
2
2
2
2
Header Global
Rating
(10 max)
6
6
6
9
9
9
6
4
9
5
6
5
7
6
6
6
5
4
5
5
9
9
9
8
  • 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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