Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 12 pm 22 Sep 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
15.9°C
0.9° 

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 (22 Sep):

  • Morning surf: Morning surf (22 Sep, local time) - 6ft (1.9m), 11s period with W swell.
  • Afternoon surf: Afternoon surf (22 Sep, local time) - 6ft (1.8m), 14s period with W swell.
  • Evening surf: Evening surf (22 Sep, local time) - 8ft (2.5m), 14s period with W swell.

The current surf forecast for Derrynane at 6PM is: 2.3m 14s primary swell from a West direction and 0.2m 12s secondary swell from a South-southwest direction (forecast issued at 12:00pm September 22). The wind direction is predicted to be onshore.

Time (IST) & DateWave HeightWave Period
Morning (22 Sep)6ft (1.9m)11s
Afternoon (22 Sep)6ft (1.8m)14s
Evening (22 Sep)8ft (2.5m)14s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Tue morning. Very mild (max 17°C on Tue afternoon, min 13°C on Tue night). Winds increasing (light winds from the SW on Wed afternoon, fresh winds from the SSE by Wed night).

Tue
22
Wednesday
23
Thursday
24
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)
1
2
3
3
3
2
3
0
0
0
0
0
0
0
0
0
0
0
0
2
!
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)
1.9
W
11
1.9
W
11
1.8
W
14
2.5
W
14
2.5
W
14
2.5
W
14
2.3
W
14
0.2
S
12
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
1.2
SSW
5
1.3
SW
7
1.9
WSW
10
2.5
W
13
3.5
W
16
Wave Graph
Metric surfscale
Energy kJ
850
815
1321
2824
2689
2417
1894
11
11
11
11
3
4
335
19
43
77
159
651
2469
6324
Wind (km/h)
10
S
15
S
10
S
10
SW
10
WSW
20
NW
25
NNW
20
NNW
15
NNW
10
N
5
SW
15
SE
20
SSE
25
SSE
30
SSE
30
SSE
30
SSE
25
S
20
S
15
SSW
15
NNW
Wind State
cross-on
cross-on
cross-on
on
on
cross
cross-off
cross-off
cross-off
cross-off
on
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
on
cross-off
High Tide
2:48PM2.67m
3:21AM2.67m
3:29PM2.90m
3:57AM2.90m
4:04PM3.12m
Low Tide
8:39AM1.14m
9:09PM0.85m
9:20AM0.91m
9:44PM0.60m
9:54AM0.67m
part cloud
rain showers
part cloud
part cloud
cloud
light rain
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
clear
cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:24
7:26
7:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:39
7:37
7:35
 mm
1
1
1
Temp °C
16
16
17
17
16
14
13
13
13
14
14
13
13
13
14
14
15
16
16
16
13
Feels °C
16
15
17
17
15
11
9
10
11
13
13
10
9
8
9
9
11
13
13
15
11
  • 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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