Derrynane Surf Break

Lat Long: 51.76° N 10.17° W

Derrynane 48 hour detailed Surf Forecast

Issued: 5 pm 15 Nov 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
12.3°C
0.3° 

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 (16 Nov):

  • Afternoon surf: Afternoon surf (16 Nov, local time) - 6ft (1.8m), 10s period with SW swell.
  • Evening surf: Evening surf (16 Nov, local time) - 4.5ft (1.3m), 10s period with SW swell.

The current surf forecast for Derrynane at 12AM is: 1.1m 10s primary swell from a Southwest direction (forecast issued at 05:00pm November 15). An open ocean swell of 0.9m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (IST) & DateWave HeightWave Period
Morning (16 Nov)--
Afternoon (16 Nov)6ft (1.8m)10s
Evening (16 Nov)4.5ft (1.3m)10s

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


Short Range Forecast

Heavy rain (total 45mm), heaviest during Mon morning. Very mild (max 13°C on Mon afternoon, min 6°C on Sun night). Winds increasing (light winds from the ENE on Sun night, gales from the SE by Mon afternoon).

Sun
15
Monday
16
Tuesday
17
Wed
18
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
Rating
(10 max)
1
0
1
2
2
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
Wave
Height (m)
Direction
Period (s)
1.8
SW
10
1.6
SW
10
1.3
SW
10
1.1
SW
10
1.2
WSW
10
1.2
WSW
10
1.1
WSW
10
0.9
WSW
10
0.8
WSW
10
0.6
W
9
2.5
SW
8
4
WSW
10
4
WSW
11
5
WSW
11
5
WSW
12
5
WSW
12
4.5
WSW
13
4.5
WSW
13
5
WSW
14
5.5
WSW
14
6.5
WSW
15
7
WSW
16
Wave Graph
Metric surfscale
Energy kJ
602
450
303
241
300
300
250
181
120
61
921
2905
3829
5984
6967
7055
6498
7164
8194
11494
17993
25392
Wind (km/h)
25
NNW
30
N
20
NNE
10
ENE
15
ESE
25
ESE
35
ESE
55
ESE
65
SE
30
SSE
20
SW
45
SW
55
WSW
50
W
40
WSW
35
WSW
35
WSW
40
SW
45
WSW
45
WSW
45
SW
45
WSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
on
on
cross-on
cross-on
on
cross-on
cross-on
on
on
on
on
on
High Tide
8:25PM2.48m
8:41AM2.59m
9:25PM2.38m
9:42AM2.51m
10:33PM2.36m
Low Tide
1:56PM0.95m
2:08AM1.16m
2:55PM1.07m
3:11AM1.27m
4:07PM1.10m
4:30AM1.29m
cloud
cloud
cloud
cloud
cloud
cloud
cloud
mod rain
light rain
mod rain
rain showers
light rain
thunderstorm
rain showers
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
8:00
—
—
—
—
—
—
—
8:02
—
—
—
—
—
—
—
8:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
4:51
—
—
—
—
—
—
—
4:49
—
—
—
—
—
—
—
4:47
—
—
—
—
4:46
 mm
—
—
—
—
—
—
—
6
4
6
3
3
4
1
1
1
2
2
2
2
2
2
Temp °C
11
9
8
7
6
6
6
8
11
13
13
13
11
11
11
11
11
10
11
11
11
11
Feels °C
6
2
3
3
1
-1
-3
-4
-2
8
10
5
0
1
2
4
4
2
2
2
2
2
  • 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
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