Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 6 pm 13 Sep 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
16.4°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 (13 Sep):

  • Afternoon surf: Afternoon surf (13 Sep, local time) - 4.5ft (1.3m), 9s period with WSW swell.
  • Evening surf: Evening surf (13 Sep, local time) - 4ft (1.2m), 9s period with WSW swell.

The current surf forecast for Derrynane at 10PM is: 1.2m 9s primary swell from a West-southwest direction (forecast issued at 06:00pm September 13). An open ocean swell of 0.7m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (13 Sep)--
Afternoon (13 Sep)4.5ft (1.3m)9s
Evening (13 Sep)4ft (1.2m)9s

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


Short Range Forecast

Moderate rain (total 12mm), heaviest on Mon afternoon. Very mild (max 17°C on Sun afternoon, min 13°C on Tue night). Winds increasing (light winds from the S on Sun night, fresh winds from the WNW by Tue morning).

Sun
13
Monday
14
Tuesday
15
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
1
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
Wave
Height (m)
Direction
Period (s)
1.3
WSW
9
1.3
WSW
9
1.2
WSW
9
1.1
WSW
9
1.1
WSW
8
1
WSW
8
1.1
SW
8
1.5
SW
6
1.9
WSW
7
2.1
WSW
8
2
WSW
8
2.1
W
9
2.2
W
8
2.3
W
8
2.3
W
8
2.5
W
9
0.1
S
15
0.1
SW
11
0.1
S
18
Wave Graph
Metric surfscale
Energy kJ
268
262
222
168
160
143
171
170
362
533
536
663
603
720
751
928
5
5
6
Wind (km/h)
10
SW
10
SSW
10
S
10
S
15
SW
15
SSE
20
SSE
25
SSW
10
SW
30
SW
20
W
35
WNW
30
WNW
30
WNW
35
WNW
35
WNW
35
NW
35
NW
30
NNW
Wind State
on
on
cross-on
cross-on
on
cross-on
cross
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-off
High Tide
6:50PM3.54m
7:12AM3.40m
7:25PM3.36m
7:45AM3.23m
8:01PM3.12m
Low Tide
00:51AM0.06m
1:06PM0.25m
1:24AM0.28m
1:41PM0.44m
part cloud
part cloud
part cloud
cloud
clear
clear
light rain
light rain
light rain
light rain
clear
rain showers
clear
clear
part cloud
rain showers
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:11
7:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:00
7:59
7:55
 mm
1
3
5
1
1
1
Temp °C
17
17
17
17
16
16
17
17
17
17
16
14
14
14
14
14
15
14
14
Feels °C
17
17
17
17
15
15
15
14
17
14
13
8
8
9
8
8
9
8
8
  • 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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