Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 6 pm 11 Oct 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
14.8°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 (11 Oct):

  • Afternoon surf: Afternoon surf (11 Oct, local time) - 4.5ft (1.4m), 11s period with WSW swell.
  • Evening surf: Evening surf (11 Oct, local time) - 7.5ft (2.3m), 11s period with WSW swell.

The current surf forecast for Derrynane at 11PM is: 2.5m 11s primary swell from a West-southwest direction (forecast issued at 06:00pm October 11). An open ocean swell of 0.4m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (11 Oct)--
Afternoon (11 Oct)4.5ft (1.4m)11s
Evening (11 Oct)7.5ft (2.3m)11s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Sun afternoon. Very mild (max 17°C on Mon afternoon, min 13°C on Tue morning). Winds increasing (light winds from the W on Sun night, strong winds from the SSW by Wed morning).

Sun
11
Monday
12
Tuesday
13
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
1
1
1
2
3
2
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)
1.4
WSW
11
2.1
WSW
10
2.4
WSW
11
2.5
SW
11
2.5
WSW
12
2.5
WSW
12
2.5
WSW
11
2.4
SW
11
1.9
WSW
11
3
SW
9
3.5
SW
10
3
SW
11
3
SW
10
3
WSW
10
3
WSW
10
3
WSW
10
3
WSW
10
2.5
WSW
10
2.2
WSW
10
Wave Graph
Metric surfscale
Energy kJ
441
997
1326
1623
1723
1693
1474
1365
822
1499
2441
2014
1765
1571
1546
1611
1501
1393
990
Wind (km/h)
35
SE
15
SSE
10
WSW
15
W
15
WNW
10
W
15
SSE
35
SE
35
S
40
SSW
15
NW
25
WSW
30
WSW
30
WSW
30
W
30
WSW
25
WSW
20
SW
20
SSW
Wind State
cross
cross
cross-on
cross-on
cross
cross-on
cross
cross
cross-on
cross-on
cross
on
cross-on
on
cross-on
cross-on
cross-on
on
on
High Tide
5:47PM3.48m
6:07AM3.45m
6:22PM3.39m
6:39AM3.35m
6:57PM3.24m
Low Tide
11:47PM0.10m
12:04PM0.19m
00:19AM0.23m
12:37PM0.29m
light rain
light rain
part cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
light rain
part cloud
clear
rain showers
rain showers
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
7:58
—
—
—
—
—
—
—
8:00
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:57
—
—
—
—
—
—
—
6:53
—
—
—
—
—
—
—
6:52
—
—
 mm
1
2
—
—
—
—
—
—
—
—
1
—
—
1
1
—
—
—
—
Temp °C
15
15
15
15
15
14
15
15
16
17
14
15
14
14
13
14
14
14
14
Feels °C
10
14
14
13
13
13
13
9
11
12
12
11
9
8
7
8
9
10
10
  • 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 

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