Crab Island surf break

Crab Island surfForecast / Clare / Ireland

information circle48hr Weather and Surf, issued 6 am Monday 27 Apr 2026 IST
Forecast update in hr  min  s Forecast update imminent
Crab Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Crab Island sea temperature is
11.0° C
(Which is normal for this time of year)

How big are the waves at Crab Island today?

The current surf forecast for Crab Island at 2PM is: 0.4m 8s primary swell from a West-southwest direction and 0.2m 11s secondary swell from a West direction (forecast issued at 06:00am April 27). The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (27 Apr)1.5ft (0.4m)8s
Afternoon (27 Apr)1.5ft (0.4m)8s
Evening (27 Apr)1.5ft (0.4m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 3mm), mostly falling on Wed night. Very mild (max 16°C on Wed afternoon, min 7°C on Tue night). Winds increasing (calm on Mon morning, fresh winds from the E by Wed night).

Monday
27
Tuesday
28
Wednesday
29
Thu
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
1
0
1
1
2
1
2
2
2
2
1
0
2
2
3
3
2
2
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.5
WSW
8
0.4
WSW
8
0.4
WSW
8
0.4
WSW
8
0.4
WSW
8
0.4
WSW
8
0.5
W
8
0.3
W
16
0.5
W
15
0.6
W
14
0.8
W
13
1
W
13
1.2
W
13
1.2
W
12
1.2
W
12
1.2
W
12
1.2
W
12
1.2
W
12
1.1
W
12
1
W
12
1
WNW
16
1.2
WNW
16
1.3
WNW
16
1.3
WNW
15
Wave Graph
Metric surfscale
Energy kJ
37
23
23
23
23
23
29
44
110
150
229
340
473
437
439
439
432
418
347
315
568
671
763
725
Wind (km/h)
5
NNE
0
SE
0
NNE
10
NW
10
NW
5
NNW
15
NNE
15
NE
15
ENE
15
ENE
15
ENE
20
ENE
25
ENE
20
ENE
20
E
15
E
20
NE
25
ENE
30
ENE
25
ENE
25
E
25
ENE
25
ENE
30
ENE
glassy
glassy
glassy
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
off
off
off
cross-off
cross-off
off
off
off
off
off
off
High Tide
3:37PM3.69m
3:47AM3.85m
4:20PM3.90m
4:32AM3.99m
4:57PM4.06m
Low Tide
9:24AM0.75m
9:44PM0.97m
10:06AM0.58m
10:25PM0.74m
10:43AM0.46m
11:01PM0.57m
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
6:11
6:09
6:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:57
8:59
9:00
9:02
Temp °C
11
10
11
12
13
14
13
11
10
9
10
14
15
13
10
9
9
7
9
14
16
14
13
12
10
9
11
10
10
13
11
7
7
5
7
10
10
8
5
5
4
1
2
8
11
9
7
5
Swell 1
Height (m)
Direction
Period (s)
0.5
WSW
8
0.4
WSW
8
0.4
WSW
8
0.4
WSW
8
0.4
WSW
8
0.4
WSW
8
0.5
W
8
0.4
WSW
7
0.5
W
15
0.6
W
14
0.8
W
13
1
W
13
1.2
W
13
1.2
W
12
1.2
W
12
1.2
W
12
1.2
W
12
1.2
W
12
1.1
W
12
1
W
12
1
WNW
16
1.2
WNW
16
1.3
WNW
16
1.3
WNW
15
Energy kJ
37
23
23
23
23
23
29
18
110
150
229
340
473
437
439
439
432
418
347
279
568
671
763
725
Swell 2
Height (m)
Direction
Period (s)
0.1
W
12
0.1
W
12
0.2
W
12
0.2
W
11
0.2
W
11
0.3
W
10
0.3
W
10
0.3
W
16
0.4
WSW
7
0.3
WSW
7
0.4
SW
7
0.1
W
6
0.2
W
19
0.5
W
18
0.7
WNW
17
1
W
11
1
W
11
0.8
WSW
11
0.8
WSW
11
Energy kJ
3
3
11
10
9
18
18
44
17
10
13
1
30
167
315
256
247
158
158
Swell 3
Height (m)
Direction
Period (s)
0.1
W
18
0.1
W
18
0.2
W
16
0.3
W
10
0.3
W
9
0.3
W
9
0.1
W
16
Energy kJ
6
6
21
17
15
15
5
Wind waves
Height (m)
Direction
Period (s)
0.2
WNW
3
0.3
NE
2
0.3
NE
2
0.4
NE
2
0.4
WNW
9
0.3
ENE
3
0.3
ENE
2
0.3
ENE
2
0.3
ENE
3
0.4
ENE
3
0.6
ENE
3
0.5
ENE
3
0.4
ENE
3
0.5
ENE
3
0.5
E
3
Energy kJ
1
1
1
2
32
1
1
1
1
3
6
5
3
5
4
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
3
4
3
3
3
4
Distance (km)
12
107
109
108
108
12
0
11
0
0
0
11
0
0
0
0
12
12
14
79
0
0
11
82
Best forecast wave conditions in Clare
Rating
(10 max)
1
1
1
1
1
1
2
2
2
2
2
2
2
2
3
3
3
3
Best forecast wave conditions in Ireland
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
2
2
2
3
3
3
3
3
4
3
3
3
4
Header Global
Rating
(10 max)
8
7
6
6
6
6
5
5
5
5
5
5
5
6
8
9
9
8
7
8
8
6
6
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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