Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 12 am 01 Aug 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
17.3° 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 (01 Aug):

  • Morning surf: Morning surf (01 Aug, local time) - 1.5ft (0.5m), 8s period with WSW swell.
  • Afternoon surf: Afternoon surf (01 Aug, local time) - 1.5ft (0.5m), 8s period with WSW swell.
  • Evening surf: Evening surf (01 Aug, local time) - 1.5ft (0.4m), 8s period with SW swell.

The current surf forecast for Derrynane at 7AM is: 0.5m 9s primary swell from a West-southwest direction (forecast issued at 12:00am August 01). An open ocean swell of 0.6m 7s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (IST) & DateWave HeightWave Period
Morning (01 Aug)1.5ft (0.5m)8s
Afternoon (01 Aug)1.5ft (0.5m)8s
Evening (01 Aug)1.5ft (0.4m)8s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Sun morning. Very mild (max 17°C on Sun afternoon, min 14°C on Fri night). Winds increasing (calm on Fri night, fresh winds from the SE by Sun afternoon).

Saturday
1
Sunday
2
Monday
3
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
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
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)
0.5
WSW
9
0.5
WSW
9
0.5
WSW
9
0.5
WSW
8
0.5
WSW
8
0.5
WSW
8
0.4
WSW
8
0.4
SW
8
0.4
SW
8
0.4
SW
8
0.6
SW
8
1
SW
9
1.3
SW
9
1.4
SW
9
1.6
SW
9
1.6
SW
9
1.5
SSW
9
1.4
SSW
8
1.2
SW
8
1.2
SW
8
1.2
SSW
8
1.1
SSW
8
1
SSW
7
0.9
SSW
7
Wave Graph
Metric surfscale
Energy kJ
46
45
44
40
39
39
23
17
17
16
49
173
266
321
412
370
338
267
206
196
183
131
117
76
Wind (km/h)
10
WNW
10
NW
5
WNW
5
W
10
SW
10
WSW
5
SW
5
NE
5
NE
10
E
20
ESE
25
ESE
25
ESE
30
SE
25
ESE
25
ESE
20
ESE
25
ESE
25
ESE
30
ESE
25
SE
25
ESE
20
E
15
E
Wind State
cross
cross
glassy
glassy
on
on
glassy
glassy
off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
High Tide
7:10AM3.14m
7:18PM3.32m
7:44AM3.12m
7:53PM3.26m
8:20AM3.08m
8:29PM3.16m
Low Tide
00:51AM0.25m
12:59PM0.45m
1:23AM0.25m
1:33PM0.47m
1:57AM0.30m
2:08PM0.54m
clear
clear
clear
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
cloud
light rain
light rain
light rain
cloud
part cloud
cloud
cloud
light rain
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:01
6:03
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:30
9:28
9:27
 mm
1
1
1
1
1
1
1
Temp °C
15
14
14
15
15
15
15
15
15
14
14
14
16
17
16
16
16
16
16
17
17
16
17
17
Feels °C
13
12
13
14
13
14
14
15
14
12
10
10
12
12
12
12
13
12
12
13
13
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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