Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 12 am 30 Aug 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
17.3°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 (30 Aug):

  • Morning surf: Morning surf (30 Aug, local time) - 7ft (2.1m), 9s period with WSW swell.
  • Afternoon surf: Afternoon surf (30 Aug, local time) - 7ft (2.1m), 9s period with WSW swell.
  • Evening surf: Evening surf (30 Aug, local time) - 7ft (2.2m), 10s period with WSW swell.

The current surf forecast for Derrynane at 3AM is: 2.0m 9s primary swell from a West-southwest direction and 1.6m 9s secondary swell from a West-southwest direction (forecast issued at 12:00am August 30). An open ocean swell of 0.1m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (30 Aug)7ft (2.1m)9s
Afternoon (30 Aug)7ft (2.1m)9s
Evening (30 Aug)7ft (2.2m)10s

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


Short Range Forecast

Heavy rain (total 30mm), heaviest during Sat night. Very mild (max 17°C on Sat night, min 15°C on Sun night). Winds increasing (light winds from the SSW on Sat night, fresh winds from the NW by Sun night).

Sunday
30
Monday
31
Tuesday
1
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
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
1
1
1
1
0
0
0
1
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)
1.5
WSW
8
2
WSW
9
2
WSW
9
2.4
WSW
9
2.1
WSW
9
2.2
WSW
9
2.2
WSW
9
2.2
WSW
10
2.5
W
9
2.5
W
10
2.2
W
10
1.8
W
10
1.6
W
10
1.5
W
9
1.4
W
9
1.3
W
9
1.3
W
9
1.3
W
8
1.1
WSW
7
1.1
WSW
6
1.3
WSW
7
1.4
WSW
7
1.2
W
7
2.2
SW
7
Wave Graph
Metric surfscale
Energy kJ
302
680
702
928
716
794
838
906
1173
1106
895
618
489
380
313
269
263
228
111
90
149
186
135
450
Wind (km/h)
20
SSW
30
SSW
25
SW
20
SW
15
SW
20
NW
25
WNW
35
NW
35
NW
35
NW
25
NW
25
WNW
20
WNW
15
W
20
WSW
15
WSW
20
WSW
20
WSW
15
SW
15
SW
20
SW
20
SW
25
S
30
SSW
Wind State
on
cross-on
on
on
on
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
cross-on
cross-on
High Tide
6:40AM3.34m
6:49PM3.47m
7:14AM3.34m
7:25PM3.40m
7:49AM3.27m
8:03PM3.26m
Low Tide
00:21AM0.06m
12:32PM0.25m
00:53AM0.07m
1:06PM0.28m
1:26AM0.16m
1:42PM0.36m
light rain
thunderstorm
rain showers
thunderstorm
thunderstorm
rain showers
clear
part cloud
clear
clear
part cloud
cloud
cloud
cloud
part cloud
rain showers
light rain
light rain
light rain
rain showers
rain showers
cloud
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:50
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:32
8:30
8:28
 mm
2
10
2
2
3
2
1
1
2
2
1
1
1
5
Temp °C
16
16
16
16
16
16
16
15
15
15
15
15
16
16
16
16
16
16
16
17
17
17
17
17
Feels °C
13
12
12
13
14
12
12
9
9
9
10
10
12
13
13
13
13
13
14
15
15
15
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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