Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 12 pm 01 Aug 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
17.3° C
1.3° 

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 (01 Aug):

  • Morning surf: Morning surf (01 Aug, local time) - 1.5ft (0.5m), 8s period with WSW swell.
  • Afternoon surf: Afternoon surf (01 Aug, local time) - 1.5ft (0.5m), 8s period with WSW swell.
  • Evening surf: Evening surf (01 Aug, local time) - 1.5ft (0.4m), 8s period with SW swell.

The current surf forecast for Derrynane at 8PM is: 0.4m 8s primary swell from a West-southwest direction (forecast issued at 12:00pm August 01). An open ocean swell of 0.5m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (IST) & DateWave HeightWave Period
Morning (01 Aug)1.5ft (0.5m)8s
Afternoon (01 Aug)1.5ft (0.5m)8s
Evening (01 Aug)1.5ft (0.4m)8s

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


Short Range Forecast

Heavy rain (total 26mm), heaviest during Mon afternoon. Very mild (max 18°C on Mon morning, min 14°C on Sat night). Winds increasing (calm on Sat morning, fresh winds from the SE by Mon morning).

Sat
1
Sunday
2
Monday
3
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
1
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
Wave
Height (m)
Direction
Period (s)
0.5
WSW
8
0.5
WSW
8
0.5
WSW
8
0.4
WSW
8
0.4
SW
8
0.4
SW
8
0.5
SW
5
0.6
SW
5
0.7
SW
10
1.3
SW
9
1.4
SW
9
1.6
SW
9
1.5
SW
9
1.4
SW
9
1.4
SW
8
1.5
SSW
8
1.3
SSW
8
1.2
SSW
8
1.1
SSW
8
1.1
S
7
1
S
7
Wave Graph
Metric surfscale
Energy kJ
40
39
39
23
17
17
11
20
94
294
311
380
334
293
262
302
232
179
147
134
109
Wind (km/h)
5
W
10
SW
10
SSW
10
SSE
10
SE
15
E
20
ESE
25
ESE
25
ESE
30
ESE
30
ESE
25
ESE
25
ESE
25
E
25
ESE
25
ESE
25
ESE
30
SE
25
ESE
30
ESE
20
ESE
Wind State
glassy
on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
High Tide
7:10AM3.14m
7:18PM3.32m
7:44AM3.12m
7:53PM3.26m
8:20AM3.08m
8:29PM3.16m
Low Tide
12:59PM0.45m
1:23AM0.25m
1:33PM0.47m
1:57AM0.30m
2:08PM0.54m
clear
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
cloud
cloud
cloud
light rain
light rain
cloud
cloud
rain showers
cloud
mod rain
light rain
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:01
6:03
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:30
9:28
9:27
 mm
2
3
3
1
1
1
1
6
5
Temp °C
15
15
15
16
15
14
14
14
14
16
16
16
15
15
16
15
17
18
15
17
17
Feels °C
15
14
14
15
13
11
11
10
10
11
11
12
11
11
12
11
13
13
11
13
15
  • 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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