Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 6 pm 19 Jul 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
18.1° C
2.3° 

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 (19 Jul):

  • Afternoon surf: Afternoon surf (19 Jul, local time) - 0.5ft (0.2m), 19s period with SSW swell.
  • Evening surf: Evening surf (19 Jul, local time) - 1ft (0.3m), 11s period with W swell.

The current surf forecast for Derrynane at 11PM is: 0.3m 11s primary swell from a West direction and 0.2m 8s secondary swell from a West direction (forecast issued at 06:00pm July 19). An open ocean swell of 0.5m 6s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (IST) & DateWave HeightWave Period
Morning (19 Jul)--
Afternoon (19 Jul)0.5ft (0.2m)19s
Evening (19 Jul)1ft (0.3m)11s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Mon afternoon, min 16°C on Tue night). Wind will be generally light.

Sun
19
Monday
20
Tuesday
21
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
1
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
Wave
Height (m)
Direction
Period (s)
0.2
SSW
19
0.2
SSW
19
0.3
W
11
0.3
W
11
0.4
W
11
0.5
W
11
0.5
W
11
0.5
W
11
0.5
W
11
0.5
W
10
0.5
W
10
0.5
W
10
0.5
W
10
0.4
W
10
0.4
W
10
0.4
W
10
0.4
W
10
0.4
W
9
0.4
W
9
Wave Graph
Metric surfscale
Energy kJ
37
37
22
21
38
57
55
55
55
51
49
48
48
30
30
29
28
28
28
Wind (km/h)
15
NNW
15
N
15
NNE
15
NNE
15
NNE
10
NE
10
N
10
NNW
15
NNW
20
N
20
NNE
15
NNE
15
NNE
15
NNE
10
N
10
NNW
15
NNW
20
N
20
NNE
Wind State
cross-off
cross-off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
9:17PM3.18m
9:51AM2.94m
10:04PM2.93m
10:39AM2.76m
Low Tide
2:55PM0.56m
3:26AM0.44m
3:44PM0.76m
4:14AM0.69m
4:38PM0.95m
clear
clear
clear
clear
clear
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>
5:45
5:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:49
9:46
9:45
 mm
Temp °C
20
20
18
19
18
17
17
19
21
19
17
18
17
17
17
19
21
20
18
Feels °C
17
17
15
17
16
15
16
17
19
16
15
16
15
15
16
18
19
18
15
  • 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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