Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 6 am 10 Sep 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
16.2°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 (10 Sep):

  • Morning surf: Morning surf (10 Sep, local time) - 10ft (3.0m), 10s period with WSW swell.
  • Afternoon surf: Afternoon surf (10 Sep, local time) - 8ft (2.5m), 10s period with WSW swell.
  • Evening surf: Evening surf (10 Sep, local time) - 7.5ft (2.3m), 10s period with WSW swell.

The current surf forecast for Derrynane at 12PM is: 2.5m 10s primary swell from a West-southwest direction (forecast issued at 06:00am September 10). The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (10 Sep)10ft (3.0m)10s
Afternoon (10 Sep)8ft (2.5m)10s
Evening (10 Sep)7.5ft (2.3m)10s

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


Short Range Forecast

Moderate rain (total 14mm), heaviest on Sat morning. Very mild (max 17°C on Thu afternoon, min 14°C on Thu night). Winds decreasing (fresh winds from the SSW on Fri night, light winds from the NNW by Sat night).

Thursday
10
Friday
11
Saturday
12
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
1
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
1
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
SW
8
3
SW
9
3
WSW
10
2.5
WSW
10
2.3
WSW
10
2.4
WSW
10
2.1
WSW
9
1.9
WSW
9
1.8
WSW
9
1.7
W
8
1.6
W
8
1.6
W
8
1.6
W
8
1.6
W
8
1.6
WSW
9
2.1
WSW
8
2.5
WSW
9
2.5
WSW
9
3
WSW
10
2.5
WSW
10
2.2
WSW
10
1.9
WSW
10
1.9
WSW
10
Wave Graph
Metric surfscale
Energy kJ
906
1374
1424
1116
998
1094
705
559
466
412
349
343
347
368
372
626
932
1169
1491
1230
892
702
664
Wind (km/h)
40
S
25
W
20
W
20
WSW
25
WSW
25
W
20
W
20
NW
20
NW
15
NW
10
NW
10
SW
15
SSW
20
SSW
25
S
30
S
35
SSW
25
SW
30
WSW
20
SW
25
WSW
15
WSW
15
W
Wind State
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross
cross
cross
cross
on
on
cross-on
cross-on
cross-on
on
on
on
on
on
cross-on
cross-on
High Tide
4:56PM3.58m
5:25AM3.48m
5:35PM3.66m
6:02AM3.54m
6:13PM3.65m
Low Tide
10:40AM0.27m
11:05PM-0.07m
11:19AM0.14m
11:42PM-0.13m
11:56AM0.09m
light rain
light rain
cloud
cloud
cloud
rain showers
cloud
clear
part cloud
part cloud
clear
clear
clear
cloud
cloud
light rain
rain showers
light rain
mod rain
light rain
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:05
7:07
7:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:07
8:05
8:02
 mm
5
4
1
1
2
2
6
2
Temp °C
15
17
16
16
17
17
17
15
14
14
14
14
14
15
16
16
17
17
17
17
17
17
17
Feels °C
9
14
14
14
14
14
14
12
10
11
12
12
11
12
12
12
12
14
14
15
15
16
17
  • 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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