Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 12 am 21 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.


Time (IST) & DateWave HeightWave Period
Morning (21 Oct)--
Afternoon (21 Oct)0.5ft (0.1m)18s
Evening (21 Oct)0.5ft (0.1m)18s

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


Short Range Forecast

Heavy rain (total 45mm), heaviest during Thu afternoon. Very mild (max 13°C on Thu morning, min 9°C on Thu night). Winds increasing (light winds from the SSW on Thu morning, gales from the NNW by Thu night).

Wednesday
21
Thursday
22
Friday
23
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
0
0
0
0
0
0
0
0
1
1
2
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)
5
WNW
12
4.5
WNW
12
4.5
WNW
12
4
W
12
0.1
S
18
0.1
S
18
0.1
S
18
3
W
12
3
W
12
3
W
11
2.3
WSW
10
2.2
WSW
11
2.2
WSW
11
2.5
W
11
0.8
SSW
8
2.1
W
11
0.7
SSW
8
1
SSW
10
1.5
SSW
12
0.1
S
15
0.1
S
15
0.1
S
15
0.1
S
14
0.1
S
14
Wave Graph
Metric surfscale
Energy kJ
0
0
0
0
6
6
6
0
2940
2451
1053
1198
1182
1547
78
1068
52
218
614
4
4
4
4
4
Wind (km/h)
55
NW
50
NW
50
NW
45
WNW
40
W
35
WSW
40
W
30
WNW
35
WNW
25
W
20
WSW
10
SSW
25
SE
30
ENE
30
NNE
55
N
60
NNW
60
NW
55
NW
50
NW
50
WNW
45
WNW
45
WNW
40
WNW
Wind State
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross-on
High Tide
1:45AM2.42m
1:56PM2.62m
2:35AM2.65m
2:43PM2.83m
3:15AM2.89m
3:24PM3.05m
Low Tide
7:52AM1.18m
8:22PM0.86m
8:38AM0.95m
9:00PM0.61m
9:16AM0.71m
9:35PM0.38m
light rain
rain showers
rain showers
light rain
light rain
light rain
light rain
rain showers
rain showers
clear
clear
cloud
cloud
mod rain
heavy rain
mod rain
light rain
clear
part cloud
rain showers
rain showers
light rain
rain showers
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
8:14
—
—
—
—
—
—
—
8:15
—
—
—
—
—
—
—
8:17
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:35
—
—
—
—
—
—
—
6:32
—
—
—
—
—
—
—
6:30
—
—
 mm
1
1
1
1
1
1
1
1
1
—
—
—
—
7
13
8
2
—
—
1
1
1
1
1
Temp °C
10
10
11
11
11
11
12
12
12
12
12
12
13
11
10
9
10
11
10
11
11
11
11
12
Feels °C
-2
-2
-1
1
2
4
3
5
4
6
7
9
8
5
4
-3
-3
-3
-3
-1
0
1
2
4
  • 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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