Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 6 pm 27 Aug 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
17.1°C
1.0° 

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 (28 Aug):

  • Morning surf: Morning surf (28 Aug, local time) - 1.5ft (0.5m), 6s period with S swell.
  • Afternoon surf: Afternoon surf (28 Aug, local time) - 1.5ft (0.5m), 6s period with S swell.
  • Evening surf: Evening surf (28 Aug, local time) - 1.5ft (0.4m), 6s period with S swell.

The current surf forecast for Derrynane at 1AM is: 0.2m 12s primary swell from a South-southwest direction (forecast issued at 06:00pm August 27). An open ocean swell of 0.5m 8s is not directed at the surf break, a second open ocean swell of 0.4m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (IST) & DateWave HeightWave Period
Morning (28 Aug)1.5ft (0.5m)6s
Afternoon (28 Aug)1.5ft (0.5m)6s
Evening (28 Aug)1.5ft (0.4m)6s

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


Short Range Forecast

Heavy rain (total 25mm), heaviest during Fri night. Very mild (max 18°C on Thu afternoon, min 15°C on Fri night). Winds increasing (calm on Thu night, fresh winds from the NNW by Fri night).

Thu
27
Friday
28
Saturday
29
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
1
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
12
0.2
SSW
12
0.2
SSW
12
0.2
SSW
12
0.5
S
6
0.5
S
6
0.5
S
6
0.5
S
6
0.5
S
6
0.4
S
6
0.4
S
6
0.4
S
6
0.6
S
6
1.1
SSW
7
1.5
SSW
8
1.6
SW
9
1.4
SW
9
1.6
WSW
9
1.5
WSW
9
Wave Graph
Metric surfscale
Energy kJ
14
14
14
14
19
19
19
19
19
12
12
11
22
118
287
379
321
424
377
Wind (km/h)
10
NW
10
NNW
5
NNW
10
NNW
15
NNW
15
NNW
20
NW
15
WNW
15
W
5
SSW
10
SE
15
ENE
20
NNE
30
NNW
25
NW
30
NW
25
WNW
15
WNW
10
SW
Wind State
cross
cross-off
glassy
cross-off
cross-off
cross-off
cross
cross
cross-on
glassy
cross
off
off
cross-off
cross
cross
cross
cross-on
on
High Tide
5:12PM3.29m
5:36AM3.19m
5:44PM3.41m
6:08AM3.29m
6:16PM3.47m
Low Tide
11:20PM0.25m
11:29AM0.38m
11:51PM0.12m
12:00PM0.29m
light rain
light rain
light rain
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
mod rain
light rain
light rain
part cloud
clear
clear
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:45
6:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:38
8:37
8:35
 mm
1
1
1
1
7
5
1
Temp °C
18
17
17
17
16
16
16
16
16
16
16
15
15
15
16
16
16
16
16
Feels °C
18
17
18
17
15
15
14
14
14
16
15
13
12
10
12
11
12
15
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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