Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 12 am 07 Sep 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
16.7°C
0.8° 

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 (07 Sep):

  • Morning surf: Morning surf (07 Sep, local time) - 8ft (2.5m), 12s period with WSW swell.
  • Afternoon surf: Afternoon surf (07 Sep, local time) - 10ft (3.0m), 10s period with WSW swell.
  • Evening surf: Evening surf (07 Sep, local time) - 10ft (3.0m), 9s period with WSW swell.

The current surf forecast for Derrynane at 3AM is: 3.0m 14s primary swell from a West-southwest direction and 0.3m 12s secondary swell from a South-southwest direction (forecast issued at 12:00am September 07). The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (07 Sep)8ft (2.5m)12s
Afternoon (07 Sep)10ft (3.0m)10s
Evening (07 Sep)10ft (3.0m)9s

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


Short Range Forecast

Light rain (total 9mm), mostly falling on Mon afternoon. Very mild (max 16°C on Sun night, min 13°C on Mon afternoon). Winds decreasing (strong winds from the NW on Tue morning, light winds from the WSW by Wed morning).

Monday
7
Tuesday
8
Wednesday
9
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
2
1
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
WSW
14
2.5
WSW
13
2.5
WSW
13
2.5
WSW
12
2.5
WSW
12
3
WSW
10
3
WSW
9
3
WSW
9
2.5
WSW
9
2.4
W
9
1.5
WSW
9
0.2
SSW
11
0.1
SW
11
0.2
SSW
10
0.4
SW
10
0.5
SW
8
2.2
WNW
10
2.3
WNW
10
0.1
SW
10
0.4
SW
8
0.5
SW
7
0.5
SW
7
0.5
SW
7
1
WSW
5
Wave Graph
Metric surfscale
Energy kJ
2890
2440
2304
1960
1952
1368
1400
1302
955
916
360
13
5
11
25
29
0
0
4
20
27
26
26
52
Wind (km/h)
25
W
25
W
25
WSW
30
SW
30
WSW
35
WSW
20
NW
20
WNW
30
WNW
35
WNW
35
NW
40
NW
40
NW
35
NW
35
NW
30
NW
25
NW
25
NW
20
NW
15
WNW
15
WSW
20
SW
25
SW
30
SSW
Wind State
cross-on
cross-on
cross-on
on
on
on
cross
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
on
on
on
cross-on
High Tide
1:56AM2.66m
2:23PM2.88m
3:06AM2.89m
3:23PM3.15m
3:59AM3.14m
4:12PM3.40m
Low Tide
8:04AM0.96m
8:46PM0.63m
9:08AM0.72m
9:40PM0.34m
9:57AM0.47m
cloud
cloud
cloud
light rain
light rain
light rain
light rain
cloud
clear
cloud
clear
rain showers
part cloud
clear
clear
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:01
7:03
7:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:15
8:12
8:09
 mm
1
1
3
3
1
Temp °C
16
16
16
16
16
15
13
14
14
14
14
15
15
15
15
15
14
14
14
15
15
15
15
15
Feels °C
11
12
11
11
11
9
9
10
8
7
7
7
7
7
8
9
8
9
10
11
12
11
11
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 

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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