Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 12 am 22 Oct 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
14.1°C
0.7° 

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 Oct):

  • Morning surf: Morning surf (22 Oct, local time) - 7ft (2.2m), 11s period with WSW swell.
  • Afternoon surf: Afternoon surf (22 Oct, local time) - 7.5ft (2.3m), 11s period with W swell.
  • Evening surf: Evening surf (22 Oct, local time) - 4ft (1.2m), 8s period with SSW swell.

The current surf forecast for Derrynane at 7AM is: 2.4m 10s primary swell from a West-southwest direction (forecast issued at 12:00am October 22). An open ocean swell of 1.8m 12s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (22 Oct)7ft (2.2m)11s
Afternoon (22 Oct)7.5ft (2.3m)11s
Evening (22 Oct)4ft (1.2m)8s

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


Short Range Forecast

Heavy rain (total 65mm), heaviest during Sat morning. Very mild (max 16°C on Sat morning, min 10°C on Thu night). Winds increasing (light winds from the SSE on Thu morning, gales from the NW by Thu night).

Thursday
22
Friday
23
Saturday
24
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
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
2
0
0
2
0
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
3.5
W
11
2.5
WSW
10
2.4
WSW
10
2.2
WSW
11
2.1
WSW
11
2.3
W
11
2.2
W
11
1.2
SSW
8
2
SSW
10
1.6
SSW
12
0.8
S
10
0.6
S
10
0.1
S
15
0.1
S
15
0.1
S
14
0.1
S
14
0.1
S
14
3.5
W
14
3
SW
8
5
WSW
10
6
WSW
11
6
WSW
12
6.5
WSW
12
6.5
W
13
Wave Graph
Metric surfscale
Energy kJ
3124
1230
1221
1134
1027
1304
1191
163
810
648
123
65
4
4
4
4
4
0
1319
4499
8881
10800
12361
13962
Wind (km/h)
40
WNW
25
WNW
15
WSW
10
SSE
35
SE
45
E
30
ENE
55
N
60
NNW
65
NW
60
NW
55
NW
50
NW
45
WNW
35
WNW
30
W
30
WSW
40
SSW
50
SSW
55
WSW
55
WSW
55
WNW
55
W
60
W
Wind State
cross
cross-on
cross-on
cross-on
cross
cross-off
off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross-on
on
on
cross-on
on
on
cross-on
cross-on
cross-on
High Tide
2:35AM2.65m
2:43PM2.83m
3:15AM2.89m
3:24PM3.05m
3:52AM3.13m
4:02PM3.26m
Low Tide
8:38AM0.95m
9:00PM0.61m
9:16AM0.71m
9:35PM0.38m
9:52AM0.47m
rain showers
cloud
part cloud
cloud
cloud
mod rain
mod rain
mod rain
mod rain
part cloud
part cloud
clear
cloud
rain showers
part cloud
part cloud
cloud
light rain
mod rain
heavy rain
light rain
light rain
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
8:15
—
—
—
—
—
—
—
8:17
—
—
—
—
—
—
—
8:18
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:32
—
—
—
—
—
—
—
6:30
—
—
—
—
—
—
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6:29
—
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 mm
1
—
—
—
—
6
7
7
7
—
—
—
—
1
—
—
—
2
10
14
4
4
1
—
Temp °C
12
12
12
12
12
11
12
10
10
10
10
11
11
11
11
12
12
12
12
15
16
13
11
11
Feels °C
4
6
8
9
5
2
6
-1
-3
-4
-4
-2
-1
1
3
5
6
5
3
6
7
3
-1
-1
  • 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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