Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 6 am 09 Oct 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
15.1°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 (09 Oct):

  • Morning surf: Morning surf (09 Oct, local time) - 11ft (3.5m), 10s period with W swell.
  • Afternoon surf: Afternoon surf (09 Oct, local time) - 11ft (3.5m), 10s period with W swell.
  • Evening surf: Evening surf (09 Oct, local time) - 0.5ft (0.1m), 12s period with SW swell.

The current surf forecast for Derrynane at 12PM is: 3.5m 10s primary swell from a West direction and 0.1m 13s secondary swell from a South direction (forecast issued at 06:00am October 09). The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (09 Oct)11ft (3.5m)10s
Afternoon (09 Oct)11ft (3.5m)10s
Evening (09 Oct)0.5ft (0.1m)12s

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


Short Range Forecast

Moderate rain (total 17mm), heaviest on Sat night. Very mild (max 15°C on Sun morning, min 11°C on Sat night). Winds decreasing (strong winds from the NW on Fri afternoon, light winds from the WSW by Sat afternoon).

Friday
9
Saturday
10
Sunday
11
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
0
0
0
0
0
1
2
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)
3.5
W
10
3.5
W
10
3.5
W
10
3.5
W
10
0.1
S
13
0.1
S
13
0.1
SW
12
0.1
SW
12
0.1
SW
12
1.6
WSW
11
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
12
0.1
SW
12
0.1
SW
12
0.7
S
4
1.3
S
5
1.8
S
6
1.9
SSW
7
1.6
SW
8
2.4
SW
10
3
WSW
11
Wave Graph
Metric surfscale
Energy kJ
2252
2600
2598
2499
3
3
6
6
6
531
6
3
3
3
6
6
12
78
236
326
322
1264
1865
Wind (km/h)
40
WSW
40
WNW
40
WNW
40
WNW
40
WNW
45
NW
40
NW
35
NW
30
NW
30
NW
25
NW
20
WNW
15
WNW
5
WSW
15
SSE
25
SSE
35
SSE
40
SE
40
SE
25
SSE
15
S
15
SW
15
SW
Wind State
on
cross-on
cross
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross-on
on
on
High Tide
4:34PM3.45m
4:59AM3.43m
5:12PM3.51m
5:34AM3.47m
5:47PM3.48m
Low Tide
10:20AM0.31m
10:41PM0.04m
10:56AM0.20m
11:15PM0.03m
11:30AM0.16m
light rain
rain showers
cloud
clear
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
7:52
—
—
—
—
—
—
—
7:54
—
—
—
—
—
—
—
7:56
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
7:00
—
—
—
—
—
—
6:59
—
—
—
—
—
—
—
6:57
—
—
 mm
2
4
—
—
—
—
—
—
—
—
—
—
—
—
—
—
4
5
3
3
1
1
—
Temp °C
15
15
13
13
13
12
13
13
12
12
12
13
12
12
12
12
11
12
14
15
15
15
15
Feels °C
9
9
5
5
5
3
5
6
5
6
6
9
9
10
9
7
4
4
7
11
14
13
14
  • 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.


Nearest locationNearest