Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 12 pm 29 Jul 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
17.2° C
1.2° 

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 (29 Jul):

  • Morning surf: Morning surf (29 Jul, local time) - 1ft (0.3m), 10s period with W swell.
  • Afternoon surf: Afternoon surf (29 Jul, local time) - 1ft (0.3m), 10s period with W swell.
  • Evening surf: Evening surf (29 Jul, local time) - 0.5ft (0.2m), 10s period with W swell.

The current surf forecast for Derrynane at 3PM is: 0.3m 10s primary swell from a West direction and 0.3m 3s secondary swell from a Northwest direction (forecast issued at 12:00pm July 29). An open ocean swell of 1.0m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (IST) & DateWave HeightWave Period
Morning (29 Jul)1ft (0.3m)10s
Afternoon (29 Jul)1ft (0.3m)10s
Evening (29 Jul)0.5ft (0.2m)10s

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


Short Range Forecast

Mostly dry. Very mild (max 17°C on Wed morning, min 14°C on Wed night). Wind will be generally light.

Wed
29
Thursday
30
Friday
31
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
Rating
(10 max)
0
0
0
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
Wave
Height (m)
Direction
Period (s)
0.3
W
10
1
W
8
0.3
W
10
0.3
W
10
0.2
W
10
0.1
S
13
0.1
SW
13
0.1
SW
13
0.1
S
6
0.1
S
13
0.1
S
13
0.1
S
11
0.1
S
11
0.2
W
9
0.2
W
9
0.2
W
9
0.2
WSW
11
0.3
WSW
11
0.4
WSW
10
0.5
W
10
0.5
WSW
9
Wave Graph
Metric surfscale
Energy kJ
17
125
17
17
8
3
7
7
1
3
3
2
2
6
6
6
12
23
33
50
48
Wind (km/h)
15
SW
15
W
20
NW
15
NW
15
WNW
20
NW
20
WNW
20
NW
25
NW
25
NW
25
NW
20
NW
15
WNW
20
WNW
20
W
20
W
20
W
20
WSW
20
W
20
WNW
15
NW
Wind State
on
cross-on
cross
cross
cross
cross
cross-on
cross
cross-off
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
High Tide
5:39PM3.21m
6:03AM3.07m
6:12PM3.30m
6:37AM3.12m
6:45PM3.34m
Low Tide
11:22AM0.61m
11:47PM0.39m
11:55AM0.52m
00:20AM0.30m
12:27PM0.46m
part cloud
cloud
cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
5:58
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:35
9:32
9:31
 mm
Temp °C
17
17
15
15
15
14
14
15
15
15
15
15
15
14
15
15
15
16
16
15
15
Feels °C
16
16
12
12
12
11
10
11
11
10
10
11
12
10
11
11
11
12
12
11
12
  • 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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