Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 12 pm 24 Sep 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
16.4°C
1.4° 

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 (24 Sep):

  • Morning surf: Morning surf (24 Sep, local time) - 4.5ft (1.3m), 6s period with SW swell.
  • Afternoon surf: Afternoon surf (24 Sep, local time) - 7ft (2.1m), 10s period with WSW swell.
  • Evening surf: Evening surf (24 Sep, local time) - 13ft (4.0m), 16s period with W swell.

The current surf forecast for Derrynane at 7PM is: 3.5m 17s primary swell from a West direction (forecast issued at 12:00pm September 24). An open ocean swell of 0.4m 13s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (IST) & DateWave HeightWave Period
Morning (24 Sep)4.5ft (1.3m)6s
Afternoon (24 Sep)7ft (2.1m)10s
Evening (24 Sep)13ft (4.0m)16s

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


Short Range Forecast

Moderate rain (total 12mm), heaviest on Thu afternoon. Very mild (max 16°C on Thu morning, min 13°C on Thu night). Winds increasing (light winds from the WNW on Thu night, strong winds from the SSW by Sat night).

Thu
24
Friday
25
Saturday
26
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
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)
1.3
SW
6
1.8
WSW
10
2.3
WSW
10
3.5
W
17
4.5
W
16
4
W
16
4
W
15
4
W
15
4
W
14
3.5
W
14
3.5
W
13
3
W
13
3
W
12
3
W
12
3
W
12
3
W
11
2.5
W
11
2.5
W
11
2.5
W
11
2.5
WSW
10
2.5
W
10
Wave Graph
Metric surfscale
Energy kJ
136
636
999
6387
9679
8679
7335
6889
5875
4712
3721
2937
2414
2335
2069
1928
1764
1485
1423
1510
1282
Wind (km/h)
25
S
25
S
25
S
20
SW
10
WNW
20
WNW
20
NW
15
WNW
15
W
15
SW
20
SW
20
SW
25
SW
30
WSW
25
WSW
25
SW
25
SW
25
SSW
30
SSW
30
SSW
35
S
Wind State
cross-on
cross-on
cross-on
on
cross
cross
cross
cross
cross-on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
High Tide
4:04PM3.12m
4:30AM3.11m
4:38PM3.32m
5:03AM3.30m
5:12PM3.46m
Low Tide
9:54AM0.67m
10:16PM0.36m
10:26AM0.46m
10:46PM0.16m
10:58AM0.29m
part cloud
cloud
cloud
light rain
light rain
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
light rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:28
7:30
7:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:35
7:32
7:30
 mm
1
1
1
1
1
1
1
1
1
1
Temp °C
16
16
16
15
14
14
13
13
14
14
14
14
14
14
14
14
15
15
15
15
15
Feels °C
13
13
13
12
12
10
9
10
11
10
10
10
9
9
10
10
11
11
10
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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