Derrynane Surf Break

Derrynane 48 hour detailed Surf Forecast

Lat Long: 51.76° N 10.17° W

Issued: 6 am 27 Jun 2026 (local time)

Forecast update in  hr  min

Today's Derrynane sea temperature is
16.9° C

2.4°C warmer than normal for this time of year

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 (27 Jun):

  • Morning surf: Morning surf (27 Jun, local time) - 3.5ft (1.1m), 6s period with S swell.
  • Afternoon surf: Afternoon surf (27 Jun, local time) - 4.5ft (1.3m), 6s period with SSW swell.
  • Evening surf: Evening surf (27 Jun, local time) - 4.5ft (1.3m), 7s period with S swell.

The current surf forecast for Derrynane at 1PM is: 1.2m 6s primary swell from a South direction and 0.6m 9s secondary swell from a West direction, 0.3m 15s secondary swell from a South-southwest direction (forecast issued at 06:00am June 27). The wind direction is predicted to be onshore.

Time (IST) & DateWave HeightWave Period
Morning (27 Jun)3.5ft (1.1m)6s
Afternoon (27 Jun)4.5ft (1.3m)6s
Evening (27 Jun)4.5ft (1.3m)7s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 14mm), heaviest on Sat morning. Very mild (max 16°C on Sat morning, min 13°C on Sat night). Winds increasing (light winds from the SW on Mon morning, fresh winds from the S by Mon night).

Saturday
27
Sunday
28
Monday
29
Tue
30
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
1 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
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
Height Map
Wave
Height (m)
Direction
Period (s)
1
S
5
0.6
W
9
1.1
S
6
1.2
S
6
1.3
SSW
7
1.6
SSW
7
1.3
S
7
1.4
W
6
2.2
WSW
7
2.5
WSW
9
3
W
11
3.5
W
11
3.5
W
12
3.5
W
12
3.5
W
12
3
WSW
11
2.5
W
12
3
W
11
2.5
W
11
2.4
W
11
2.2
W
11
2.1
W
10
1.8
W
10
1.8
W
10
Wave Graph
Metric surfscale
Energy kJ
51
54
75
106
152
220
159
158
484
1230
2365
2867
3365
3563
3289
2090
2024
2108
1604
1317
1069
900
623
585
Wind (km/h)
25
SSE
25
S
25
S
25
SSW
25
SSW
30
SW
25
W
30
WSW
30
WSW
30
WSW
35
WSW
30
WSW
30
WSW
30
WSW
25
W
20
WSW
20
WSW
20
WSW
15
SW
20
SSW
20
S
30
S
30
S
40
S
Wind State
cross-on
cross-on
cross-on
on
cross-on
on
cross-on
cross-on
on
on
on
on
on
cross-on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
3:42AM2.74m
4:00PM2.88m
4:26AM2.83m
4:41PM2.98m
5:06AM2.91m
5:20PM3.07m
Low Tide
9:41AM0.85m
10:08PM0.75m
10:22AM0.79m
10:48PM0.65m
11:01AM0.72m
11:26PM0.57m
light rain
light rain
light rain
light rain
light rain
light rain
rain showers
clear
clear
clear
rain showers
clear
part cloud
cloud
clear
clear
part cloud
clear
clear
cloud
cloud
cloud
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:22
5:24
5:24
5:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:02
10:02
10:02
10:01
 mm
1
2
1
3
1
2
1
1
1
2
Temp °C
16
16
16
16
15
15
14
14
13
14
14
14
14
14
14
14
14
14
14
15
15
15
15
14
Feels °C
13
13
13
13
11
10
9
9
7
7
7
7
8
9
10
11
11
11
12
13
12
10
10
8
Swell 1
Height (m)
Direction
Period (s)
0.7
W
10
0.6
W
9
0.6
W
9
0.6
W
9
0.6
W
9
0.6
W
9
1.3
S
7
1.1
S
7
0.4
SW
15
0.3
SSW
15
0.4
SW
15
0.4
SW
14
0.7
S
7
0.4
SW
14
3.5
W
12
3
WSW
11
2.5
W
12
3
W
11
2.5
W
11
2.4
W
11
2.2
W
11
2.1
W
10
1.8
W
10
1.8
W
10
Energy kJ
90
53
56
57
56
56
159
114
56
42
54
54
44
52
3289
2090
2024
2108
1604
1317
1069
900
623
585
Swell 2
Height (m)
Direction
Period (s)
0.2
SSW
16
0.2
SSW
16
0.2
SSW
15
0.3
SSW
15
0.4
SW
15
0.4
SW
15
0.4
SW
15
0.4
W
12
0.4
SSW
15
0.3
SSW
15
0.4
SSW
14
0.4
SW
14
0.4
SSW
14
0.4
SSW
14
1.6
WNW
12
1.4
WNW
12
0.3
SSW
13
0.3
SSW
13
0.3
SSW
13
0.3
SSW
13
0.3
SSW
13
0.3
SSW
13
Energy kJ
26
25
22
43
56
56
57
42
85
42
81
53
80
79
706
560
35
35
35
34
34
34
Swell 3
Height (m)
Direction
Period (s)
0.1
W
13
0.2
W
9
0.4
SW
15
0.3
SSW
15
0.5
S
6
0.4
SW
14
0.3
SSW
14
0.3
SSW
13
0.3
SSW
13
0.3
SSW
13
0.4
SW
13
Energy kJ
3
7
56
43
19
51
37
35
35
35
44
Wind waves
Height (m)
Direction
Period (s)
1
S
5
1
S
5
1.1
S
6
1.2
S
6
1.3
SSW
7
1.6
SSW
7
1.1
W
6
1.4
W
6
2.2
WSW
7
2.5
WSW
9
3
W
11
3.5
W
11
3.5
W
12
3.5
W
12
1.2
SSW
6
1.9
SSW
6
Energy kJ
51
54
75
106
152
220
94
158
484
1230
2365
2867
3365
3563
91
292
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
3
1
1
1
2
1
3
3
3
4
2
3
3
3
3
Distance (km)
54
54
54
54
287
292
287
287
148
288
544
544
544
544
148
55
55
55
49
55
54
54
54
124
Best forecast wave conditions in Kerry
Rating
(10 max)
1
1
1
1
3
3
3
4
2
3
3
3
Best forecast wave conditions in Ireland
Rating
(10 max)
1
1
1
1
1
1
1
1
2
3
1
3
3
4
4
4
4
4
3
3
Header Global
Rating
(10 max)
6
6
5
5
5
5
6
9
9
8
6
9
5
5
6
5
6
6
5
5
6
9
5
5
  • 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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