Derrynane Surf Break

Derrynane 48 hour detailed Surf Forecast

Lat Long: 51.76° N 10.17° W

Issued: 6 pm 01 Jul 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
17.1° 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 (02 Jul):

  • Morning surf: Morning surf (02 Jul, local time) - 7.5ft (2.3m), 10s period with W swell.
  • Afternoon surf: Afternoon surf (02 Jul, local time) - 6.5ft (2.0m), 10s period with W swell.
  • Evening surf: Evening surf (02 Jul, local time) - 5.5ft (1.7m), 10s period with W swell.

The current surf forecast for Derrynane at 2AM is: 2.5m 9s primary swell from a West direction and 0.1m 15s secondary swell from a South direction, 0.1m 15s secondary swell from a South direction (forecast issued at 06:00pm July 01). The wind direction is predicted to be cross-shore.

Time (IST) & DateWave HeightWave Period
Morning (02 Jul)7.5ft (2.3m)10s
Afternoon (02 Jul)6.5ft (2.0m)10s
Evening (02 Jul)5.5ft (1.7m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Wed night. Very mild (max 16°C on Fri afternoon, min 13°C on Wed night). Winds decreasing (fresh winds from the W on Wed night, calm by Thu night).

Wed
1
Thursday
2
Friday
3
Sat
4
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)
0
0
0
0
0
3
3
1
1
1
2
2
2
1
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
WSW
7
2.3
WSW
8
2.5
WSW
9
2.5
W
9
2.5
W
10
2.4
W
10
2.3
W
10
2.1
W
10
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
1.3
WSW
10
1.3
WSW
10
1.3
WSW
10
1.3
WSW
10
1.3
W
10
1.2
W
10
1.2
W
10
1.2
W
10
1.2
W
10
Wave Graph
Metric surfscale
Energy kJ
367
722
1081
1252
1301
1154
1066
873
776
701
596
541
477
477
426
377
370
356
349
339
284
273
273
267
Wind (km/h)
25
SW
25
WSW
30
W
30
W
25
NW
15
NNW
15
NW
20
NW
20
NW
20
NW
15
NNW
5
NNW
5
W
5
SW
10
SSW
15
SSW
15
SW
15
WSW
15
WSW
10
WSW
10
SW
15
SW
15
SW
15
WSW
Wind State
on
on
cross-on
cross-on
cross
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
glassy
on
on
on
on
on
on
cross-on
on
on
on
on
High Tide
6:34PM3.17m
6:59AM2.98m
7:09PM3.17m
7:35AM2.95m
7:45PM3.13m
8:13AM2.90m
Low Tide
00:40AM0.47m
12:48PM0.63m
1:15AM0.47m
1:23PM0.65m
1:51AM0.49m
cloud
cloud
light rain
cloud
cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:26
5:26
5:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:01
10:01
10:00
10:00
 mm
1
Temp °C
15
15
15
15
13
13
14
14
15
15
15
14
13
13
14
14
16
16
16
16
16
16
16
16
Feels °C
11
11
10
11
8
11
12
10
11
12
13
13
12
12
12
13
15
15
15
15
15
15
14
14
Swell 1
Height (m)
Direction
Period (s)
0.2
SSW
12
0.1
SW
12
0.1
S
12
0.1
S
15
2.5
W
10
2.4
W
10
2.3
W
10
2.1
W
10
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
1.3
WSW
10
1.3
WSW
10
1.3
WSW
10
1.3
WSW
10
1.3
W
10
1.2
W
10
1.2
W
10
1.2
W
10
0.7
NW
9
Energy kJ
14
5
3
4
1301
1154
1066
873
776
701
596
541
477
477
426
377
370
356
349
339
284
273
273
77
Swell 2
Height (m)
Direction
Period (s)
0.1
S
16
0.1
S
16
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
0.6
NW
9
0.6
NW
9
0.5
NW
9
0.5
NW
8
0.4
NW
8
0.4
NW
9
0.4
NW
9
0.6
NW
11
0.6
NW
11
0.6
NW
10
0.7
NW
10
0.7
NW
10
0.6
NW
10
0.1
SW
16
Energy kJ
5
5
4
4
4
4
4
2
2
2
49
49
38
33
25
28
27
99
94
87
100
98
74
10
Swell 3
Height (m)
Direction
Period (s)
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
0.1
S
18
0.1
NW
13
0.3
NW
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
S
12
Energy kJ
4
4
4
4
2
2
6
6
6
7
23
6
5
5
10
10
10
3
Wind waves
Height (m)
Direction
Period (s)
2
WSW
7
2.3
WSW
8
2.5
WSW
9
2.5
W
9
1.2
W
10
Energy kJ
367
722
1081
1252
267
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
2
2
3
3
2
2
3
2
2
2
2
2
3
3
3
3
3
2
2
1
1
Distance (km)
403
544
544
612
581
0
0
42
42
44
0
0
0
49
49
49
49
49
49
49
49
49
370
544
Best forecast wave conditions in Kerry
Rating
(10 max)
4
4
3
3
3
3
3
2
2
2
3
3
3
3
3
2
2
Best forecast wave conditions in Ireland
Rating
(10 max)
1
4
4
3
3
3
3
3
3
2
2
3
3
3
3
3
2
2
Header Global
Rating
(10 max)
5
4
5
4
9
8
7
6
6
5
8
7
9
8
9
7
4
5
5
5
5
7
6
6
  • 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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