Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 6 pm 04 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 (05 Sep):

  • Afternoon surf: Afternoon surf (05 Sep, local time) - 1.5ft (0.4m), 14s period with SSW swell.
  • Evening surf: Evening surf (05 Sep, local time) - 1.5ft (0.4m), 14s period with SSW swell.

The current surf forecast for Derrynane at 12AM is: 0.4m 14s primary swell from a South-southwest direction (forecast issued at 06:00pm September 04). An open ocean swell of 2.5m 12s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (05 Sep)--
Afternoon (05 Sep)1.5ft (0.4m)14s
Evening (05 Sep)1.5ft (0.4m)14s

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


Short Range Forecast

Moderate rain (total 10mm), heaviest on Sat afternoon. Very mild (max 18°C on Sun morning, min 14°C on Fri night). Winds increasing (light winds from the SW on Fri night, fresh winds from the SSE by Sun morning).

Fri
4
Saturday
5
Sunday
6
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)
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SW
14
0.3
SSW
13
1
S
4
1.4
SSW
6
1.1
WSW
7
1.7
SSW
7
1.7
SSW
6
1.3
WSW
7
1.5
WSW
8
2.4
SW
8
2.5
SW
9
2.5
WSW
10
3
WSW
14
Wave Graph
Metric surfscale
Energy kJ
81
81
80
79
79
76
47
35
41
123
113
237
227
173
278
802
1228
1582
4005
Wind (km/h)
30
WNW
30
WNW
25
WNW
20
W
15
W
10
SW
15
SSE
30
SSE
30
SE
20
SSE
25
SSE
30
SSE
35
SSE
35
SSE
40
SSE
30
SSW
30
SW
25
WNW
25
W
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross
cross
cross-on
cross
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
High Tide
10:52PM2.63m
11:32AM2.64m
00:25AM2.54m
1:03PM2.68m
Low Tide
4:17PM0.92m
4:53AM1.04m
5:51PM1.02m
6:34AM1.11m
7:32PM0.91m
cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
light rain
light rain
rain showers
part cloud
part cloud
cloud
cloud
rain showers
light rain
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:21
8:19
8:16
 mm
1
4
1
1
1
Temp °C
16
15
15
15
14
14
15
14
14
16
17
17
17
17
17
18
17
16
16
Feels °C
10
9
9
11
11
12
12
9
9
14
15
13
12
12
12
14
14
12
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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