Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 12 pm 23 Sep 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
16.3°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 (23 Sep):

  • Morning surf: Morning surf (23 Sep, local time) - 0.5ft (0.2m), 12s period with S swell.
  • Afternoon surf: Afternoon surf (23 Sep, local time) - 0.5ft (0.2m), 12s period with S swell.
  • Evening surf: Evening surf (23 Sep, local time) - 0.5ft (0.1m), 15s period with S swell.

The current surf forecast for Derrynane at 5PM is: 0.1m 12s primary swell from a South direction (forecast issued at 12:00pm September 23). An open ocean swell of 1.8m 12s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (23 Sep)0.5ft (0.2m)12s
Afternoon (23 Sep)0.5ft (0.2m)12s
Evening (23 Sep)0.5ft (0.1m)15s

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


Short Range Forecast

Light rain (total 8mm), mostly falling on Thu night. Very mild (max 16°C on Thu morning, min 13°C on Wed morning). Winds increasing (light winds from the SW on Wed afternoon, fresh winds from the SSE by Wed night).

Wed
23
Thursday
24
Friday
25
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
1
!
!
!
!
!
!
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)
0.2
S
12
0.2
S
12
0.2
S
12
0.1
S
12
0.1
S
15
1.2
W
11
0.8
S
4
1
S
5
1.3
SSW
6
1.6
SW
7
2.1
WSW
10
3
W
13
4
W
17
4
W
16
4
W
15
4
W
15
3.5
W
14
3.5
W
14
3.5
W
13
3
W
13
3
W
12
Wave Graph
Metric surfscale
Energy kJ
11
11
11
3
4
335
22
45
105
241
804
2518
8904
8679
7836
6537
5570
4779
3721
2982
2454
Wind (km/h)
15
N
10
NNE
5
SW
15
SSE
20
SSE
30
SSE
30
SSE
30
SSE
30
S
25
S
20
SSW
20
SSW
15
NW
20
NW
20
WNW
15
NW
10
W
20
WSW
25
SW
20
WSW
25
SW
Wind State
cross-off
cross-off
on
cross-on
cross
cross
cross-on
cross
cross-on
cross-on
cross-on
on
cross
cross
cross
cross
cross-on
on
on
on
on
High Tide
3:29PM2.90m
3:57AM2.90m
4:04PM3.12m
4:30AM3.11m
4:38PM3.32m
Low Tide
9:20AM0.91m
9:44PM0.60m
9:54AM0.67m
10:16PM0.36m
10:26AM0.46m
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:26
7:28
7:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:37
7:35
7:32
 mm
2
3
Temp °C
13
14
14
13
13
13
14
14
15
16
16
15
14
14
13
14
14
14
14
14
14
Feels °C
11
12
13
11
9
8
9
9
11
13
13
13
12
11
9
11
11
10
9
10
9
  • 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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