Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 12 pm 09 Jul 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
16.0° C
0.8° 

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 (09 Jul):

  • Morning surf: Morning surf (09 Jul, local time) - 0.5ft (0.2m), 12s period with SSW swell.
  • Afternoon surf: Afternoon surf (09 Jul, local time) - 4.5ft (1.3m), 9s period with W swell.
  • Evening surf: Evening surf (09 Jul, local time) - 4.5ft (1.3m), 9s period with W swell.

The current surf forecast for Derrynane at 8PM is: 1.3m 9s primary swell from a West direction and 0.1m 12s secondary swell from a Southwest direction, 0.4m 3s secondary swell from a Northwest direction (forecast issued at 12:00pm July 09). The wind direction is predicted to be cross-offshore.

Time (IST) & DateWave HeightWave Period
Morning (09 Jul)0.5ft (0.2m)12s
Afternoon (09 Jul)4.5ft (1.3m)9s
Evening (09 Jul)4.5ft (1.3m)9s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Sat afternoon, min 17°C on Thu morning). Wind will be generally light.

Thu
9
Friday
10
Saturday
11
Sun
12
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
1
0
0
1
1
1
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)
0.2
SSW
12
1.3
W
9
1.3
W
9
1.3
W
9
1.3
W
9
1.2
W
9
1.1
W
9
1
W
9
0.9
WSW
8
0.8
W
8
0.6
WSW
8
0.5
WSW
8
0.4
WSW
8
0.4
SW
7
0.3
WSW
8
0.2
WSW
7
0.1
SW
17
0.1
SW
17
0.1
SW
17
0.1
SW
17
0.1
SW
17
0.1
SW
16
0.2
SSW
16
0.2
SSW
16
Wave Graph
Metric surfscale
Energy kJ
14
274
268
264
264
220
181
151
120
86
54
37
25
14
11
5
12
12
12
11
11
10
25
25
Wind (km/h)
10
NW
15
WNW
20
WNW
20
NW
20
NNW
15
NNE
10
NNE
10
NNE
10
N
15
NNW
15
NNW
20
N
15
N
15
NNE
15
NNE
15
NNE
15
NNE
10
NNE
5
NNE
5
S
15
N
15
NNE
15
NE
15
NNE
Wind State
cross
cross
cross
cross
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
off
glassy
cross-off
off
off
off
High Tide
12:21PM2.75m
00:47AM2.75m
1:29PM2.83m
2:01AM2.84m
2:36PM2.98m
3:10AM3.00m
Low Tide
6:27PM0.93m
7:02AM0.78m
7:42PM0.82m
8:12AM0.70m
8:49PM0.62m
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
cloud
part cloud
cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:31
5:33
5:33
5:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:58
9:57
9:55
9:55
 mm
Temp °C
17
18
19
19
18
17
17
17
19
21
23
22
20
20
19
18
20
24
25
22
23
22
20
21
Feels °C
16
17
17
17
16
16
16
16
19
20
22
20
19
20
19
17
19
24
25
23
23
22
20
20
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Derrynane surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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