Kilcummin Harbour surfForecast / Mayo and Achill Island / Ireland

information circle48hr Weather and Surf, issued 12 am Monday 11 May 2026 IST
Forecast update in hr  min  s Forecast update imminent
Kilcummin Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kilcummin Harbour sea temperature is
12.1° C
(Which is 1.1°C warmer than normal for this time of year)

How big are the waves at Kilcummin Harbour today?

The current surf forecast for Kilcummin Harbour at 9AM is: 1.6m 9s primary swell from a Northwest direction and 0.3m 9s secondary swell from a West direction, 1.4m 8s secondary swell from a North direction (forecast issued at 12:00am May 11). The wind direction is predicted to be onshore.

Time (IST) & DateWave HeightWave Period
Morning (11 May)5ft (1.6m)9s
Afternoon (11 May)5ft (1.6m)9s
Evening (11 May)5.5ft (1.7m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 6mm), mostly falling on Sun night. Very mild (max 11°C on Tue afternoon, min 8°C on Tue night). Winds increasing (light winds from the NW on Mon afternoon, strong winds from the NNW by Wed morning).

Monday
11
Tuesday
12
Wednesday
13
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
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.8
NNW
8
2
NNW
8
2.1
NNW
8
1.6
NW
9
1.6
NW
8
1.7
NW
9
1.7
NW
9
1.7
NW
9
1.8
NW
9
2
NW
9
2.4
NW
7
2.5
NW
8
2.5
NW
9
3
NW
10
3.5
WNW
10
4
WNW
10
4.5
WNW
10
5
NW
11
5.5
NW
12
5
NW
12
5
NW
12
5
NW
12
4.5
NW
11
4
NW
11
Wave Graph
Metric surfscale
Energy kJ
446
487
547
351
375
437
440
449
493
607
598
804
1083
1563
2173
2861
4202
6535
8177
7651
7276
6374
5134
4037
Wind (km/h)
25
NW
30
NW
25
N
20
N
20
N
20
NNW
15
NW
20
W
25
W
30
NW
30
NW
30
NW
30
WNW
35
WNW
35
W
40
W
45
WNW
45
NW
45
NW
45
NW
50
NNW
45
NNW
45
NNW
40
NNW
cross-on
cross-on
on
on
on
on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
High Tide
1:23AM2.67m
2:14PM2.30m
2:24AM2.81m
3:14PM2.53m
3:17AM3.00m
4:03PM2.80m
Low Tide
8:09AM1.01m
8:02PM1.17m
9:03AM0.77m
9:03PM1.00m
9:48AM0.50m
9:55PM0.77m
cloud
light rain
rain showers
part cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
cloud
part cloud
cloud
rain showers
rain showers
rain showers
rain showers
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:39
5:39
5:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:25
9:28
9:30
1
1
1
1
1
1
Temp °C
10
10
10
10
9
9
9
10
9
10
9
10
10
11
10
10
9
8
9
9
9
10
10
9
4
4
4
5
4
4
5
6
4
4
3
3
2
3
2
2
-1
-2
-1
-2
-2
0
0
0
Swell 1
Height (m)
Direction
Period (s)
0.3
W
9
0.3
W
9
0.4
W
9
1.6
NW
9
1.6
NW
8
1.7
NW
9
1.7
NW
9
0.8
N
8
0.6
N
9
0.1
W
20
0.4
NNE
9
0.4
N
9
0.4
N
9
0.3
N
9
0.3
N
9
0.3
N
9
0.1
W
18
0.1
W
16
Energy kJ
15
15
25
351
375
437
440
76
59
7
26
24
26
15
15
14
6
5
Swell 2
Height (m)
Direction
Period (s)
0.1
W
15
0.3
W
9
0.3
W
9
0.9
NNE
8
0.8
N
8
0.1
W
20
0.1
W
20
0.3
WNW
14
0.2
WNW
14
0.1
W
19
0.1
W
18
0.1
W
18
0.1
W
18
Energy kJ
4
14
14
118
90
7
7
40
19
7
6
6
6
Swell 3
Height (m)
Direction
Period (s)
0.1
NW
15
0.2
WNW
14
0.3
W
9
0.1
W
19
0.1
W
19
Energy kJ
8
19
14
7
7
Wind waves
Height (m)
Direction
Period (s)
1.8
NNW
8
2
NNW
8
2.1
NNW
8
1.4
N
8
1.2
N
9
1.7
NW
9
1.8
NW
9
2
NW
9
2.4
NW
7
2.5
NW
8
2.5
NW
9
3
NW
10
3.5
WNW
10
4
WNW
10
4.5
WNW
10
5
NW
11
5.5
NW
12
5
NW
12
5
NW
12
5
NW
12
4.5
NW
11
4
NW
11
Energy kJ
446
487
547
273
225
449
493
607
598
804
1083
1563
2173
2861
4202
6535
8177
7651
7276
6374
5134
4037
Nearest Offshore or Glassy
Rating
(10 max)
1
3
3
1
2
1
1
2
1
1
1
2
1
1
1
1
1
1
1
3
1
2
1
1
Distance (km)
492
473
451
255
281
450
454
185
272
272
272
563
735
502
506
508
506
557
600
609
1149
1207
1114
489
Best forecast wave conditions in Mayo and Achill Island
Rating
(10 max)
Best forecast wave conditions in Ireland
Rating
(10 max)
2
1
1
1
Header Global
Rating
(10 max)
5
8
6
5
4
5
5
5
5
5
5
9
9
9
9
9
7
5
7
7
6
6
7
9
  • 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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