Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 6 pm 16 Sep 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
16.3°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 (16 Sep):

  • Afternoon surf: Afternoon surf (16 Sep, local time) - 0.5ft (0.1m), 13s period with S swell.
  • Evening surf: Evening surf (16 Sep, local time) - 7.5ft (2.3m), 9s period with W swell.

The current surf forecast for Derrynane at 9PM is: 2.3m 9s primary swell from a West direction and 0.1m 13s secondary swell from a South direction, 0.1m 10s secondary swell from a South direction (forecast issued at 06:00pm September 16). The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (16 Sep)--
Afternoon (16 Sep)0.5ft (0.1m)13s
Evening (16 Sep)7.5ft (2.3m)9s

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


Short Range Forecast

Moderate rain (total 14mm), heaviest on Fri morning. Very mild (max 16°C on Fri morning, min 14°C on Wed night). Winds decreasing (strong winds from the WSW on Fri morning, light winds from the WNW by Sat morning).

Wed
16
Thursday
17
Friday
18
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.1
S
13
1.9
W
10
2.4
W
9
0.1
S
13
0.1
S
13
0.1
S
14
0.1
S
14
0.1
S
19
0.1
S
19
0.1
SW
13
0.1
S
17
0.1
S
18
0.1
S
18
0.1
SW
18
0.1
SW
18
2.5
WSW
8
0.1
SW
18
0.2
SSW
15
3
W
11
Wave Graph
Metric surfscale
Energy kJ
4
666
876
4
4
4
4
7
7
7
7
7
7
12
12
871
12
23
2322
Wind (km/h)
25
WSW
35
WSW
35
W
35
WNW
35
WNW
40
WNW
40
WNW
35
WNW
35
WNW
35
WNW
30
WNW
25
W
25
WSW
30
SW
40
SW
40
WSW
35
WSW
30
WSW
30
WSW
Wind State
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
on
on
cross-on
cross-on
on
on
High Tide
8:39PM2.86m
8:58AM2.78m
9:23PM2.59m
9:45AM2.55m
Low Tide
2:17PM0.67m
2:33AM0.82m
2:58PM0.92m
3:15AM1.10m
3:51PM1.17m
cloud
cloud
light rain
rain showers
part cloud
cloud
cloud
clear
cloud
cloud
clear
clear
cloud
cloud
mod rain
light rain
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:16
7:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:53
7:52
7:49
 mm
2
1
6
3
Temp °C
15
15
15
15
14
14
14
14
14
14
14
14
14
14
15
16
16
16
16
Feels °C
10
9
9
10
8
7
6
7
7
7
9
9
9
8
9
10
11
11
11
  • 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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