Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 12 pm 22 Aug 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
17.5°C
1.3° 

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 (22 Aug):

  • Morning surf: Morning surf (22 Aug, local time) - 1.5ft (0.4m), 15s period with SSW swell.
  • Afternoon surf: Afternoon surf (22 Aug, local time) - 1.5ft (0.4m), 15s period with SSW swell.
  • Evening surf: Evening surf (22 Aug, local time) - 1.5ft (0.4m), 15s period with SSW swell.

The current surf forecast for Derrynane at 3PM is: 0.4m 15s primary swell from a South-southwest direction and 0.4m 9s secondary swell from a West-southwest direction, 0.4m 6s secondary swell from a Northwest direction (forecast issued at 12:00pm August 22). The wind direction is predicted to be cross-offshore.

Time (IST) & DateWave HeightWave Period
Morning (22 Aug)1.5ft (0.4m)15s
Afternoon (22 Aug)1.5ft (0.4m)15s
Evening (22 Aug)1.5ft (0.4m)15s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Mon afternoon. Very mild (max 18°C on Sat afternoon, min 13°C on Sat morning). Wind will be generally light.

Sat
22
Sunday
23
Monday
24
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)
1
1
0
0
1
1
1
1
0
0
0
0
1
1
1
1
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)
0.4
SSW
15
0.4
SSW
15
0.4
SSW
15
0.4
SSW
15
0.4
SSW
15
0.4
SSW
15
0.4
SSW
15
0.4
SSW
14
0.6
SSW
14
0.5
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SW
14
0.3
SSW
14
0.3
SSW
14
0.3
SSW
14
0.3
SSW
13
0.3
SSW
13
Wave Graph
Metric surfscale
Energy kJ
85
85
85
86
86
85
85
79
123
107
79
80
80
81
81
52
40
38
36
35
35
Wind (km/h)
10
NNE
10
NNW
20
NNW
20
N
15
NNE
15
NE
10
ENE
10
E
5
SE
10
S
10
SSE
10
SE
10
E
10
ENE
10
E
15
E
10
E
20
ESE
20
ESE
20
ESE
15
NE
Wind State
off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
High Tide
1:09PM2.39m
2:00AM2.33m
2:27PM2.51m
3:06AM2.49m
3:22PM2.70m
Low Tide
7:44PM1.26m
8:11AM1.28m
8:52PM1.09m
9:08AM1.11m
9:39PM0.87m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
cloud
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:37
6:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:50
8:47
8:45
 mm
1
1
1
Temp °C
13
16
18
17
15
15
15
14
14
15
16
16
15
15
14
15
16
16
17
17
15
Feels °C
11
14
14
12
12
12
13
12
13
13
15
15
14
13
11
12
14
13
14
14
13
  • 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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