Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 6 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 (10 Jul):

  • Morning surf: Morning surf (10 Jul, local time) - 3ft (0.9m), 8s period with WSW swell.
  • Afternoon surf: Afternoon surf (10 Jul, local time) - 2.5ft (0.7m), 8s period with WSW swell.
  • Evening surf: Evening surf (10 Jul, local time) - 1.5ft (0.4m), 8s period with WSW swell.

The current surf forecast for Derrynane at 3AM is: 1.1m 9s primary swell from a West direction (forecast issued at 06:00pm July 09). An open ocean swell of 0.5m 12s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (IST) & DateWave HeightWave Period
Morning (10 Jul)3ft (0.9m)8s
Afternoon (10 Jul)2.5ft (0.7m)8s
Evening (10 Jul)1.5ft (0.4m)8s

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 night). Wind will be generally light.

Thu
9
Friday
10
Saturday
11
Sun
12
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
1
1
1
1
1
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)
1.3
W
9
1.3
W
9
1.2
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
WSW
8
0.3
WSW
8
0.2
WSW
8
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
0.2
SSW
16
0.2
SSW
16
Wave Graph
Metric surfscale
Energy kJ
268
264
225
220
181
151
120
86
54
37
25
21
12
6
12
12
12
11
11
10
25
25
25
25
Wind (km/h)
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
N
5
NNE
5
S
10
N
15
NNE
15
NE
15
NE
0
E
0
SSW
Wind State
cross-on
cross
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
off
cross-off
cross-off
cross-on
cross-off
off
off
off
glassy
glassy
High Tide
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
9:15AM0.57m
clear
part cloud
clear
clear
part cloud
cloud
cloud
cloud
part cloud
clear
clear
part cloud
cloud
part cloud
clear
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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
18
18
17
17
17
17
19
21
23
22
20
20
20
19
20
24
25
22
23
23
21
22
23
23
Feels °C
16
16
15
16
16
16
19
20
22
21
19
20
20
18
19
24
25
23
23
23
20
21
24
24
  • 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.


Nearest locationNearest