Crab Island surf break

Crab Island surfForecast / Clare / Ireland

information circle16 Day Weather and Surf, issued 5 am Saturday 14 Mar 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
9.3° C
(Which is normal for this time of year)

Best Forecast Surf Conditions for Crab Island this week:

The surf forecast for Crab Island over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Mar 15) at 9PM. The primary swell is predicted to be 7.0m and 19s period. The wind is predicted to be onshore as the swell arrives.

The most powerful waves expected at Crab Island in the next 16 days are 7.0m 19s and forecast to arrive on Sunday (Mar 15) at 9PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 4s period and expected on Tuesday (Mar 17) at 6AM.

Wave TypeTime (IST) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Sun 15th Mar)23ft (7.0m) 19s
Best Surf 9PM (Sun 15th Mar)23ft (7.0m) 19s
Most Powerful 9PM (Sun 15th Mar)23ft (7.0m) 19s

Table - best surf conditions forecast for Crab Island over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Moderate rain (total 11mm), heaviest on Mon morning. Very mild (max 11°C on Mon afternoon, min 6°C on Sun afternoon). Winds increasing (light winds from the WSW on Sat night, near gales from the W by Sun afternoon).

Days 3-6 Weather Summary Light rain (total 3mm), mostly falling on Tue morning. Very mild (max 14°C on Thu afternoon, min 7°C on Tue night). Winds decreasing (fresh winds from the SSW on Tue morning, light winds from the SE by Tue night).

Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
!
!
0
0
0
0
5
!
!
3
2
3
2
1
1
2
Swell
Height Map
Wave Height (m) & direction (?)
3
W
2.5
W
2
W
2.5
W
4
W
7
W
5.5
W
4.5
W
3.5
W
3.5
W
3.5
W
2.2
W
3.5
W
3
W
2.1
W
1.6
W
1.3
WNW
1
W
0.8
WNW
0.6
W
0.9
WNW
Period(s) (?)13121381119181614131319151413131211111013
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2860194213398084130323481701810340549342433405329049693060156785151126515373286
Wind
(km/h)
25
WNW
25
WNW
30
SSW
45
W
55
W
45
W
45
SSW
50
SSW
40
S
30
WSW
30
SW
15
SSW
10
ENE
20
NE
25
NE
20
ENE
15
E
15
E
10
E
15
ESE
15
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
ononcross-
on
onononcross-
on
cross-
on
crosscross-
on
cross-
on
crossoffcross-
off
cross-
off
cross-
off
offoffoffcross-
off
off
High Tide
/ height (m)
2:27PM
3.08
2:42AM
3.42
3:16PM
3.41
3:25AM
3.77
3:54PM
3.75
4:01AM
4.09
4:28PM
4.07
4:36AM
4.38
5:02PM
4.34
5:11AM
4.59
5:36PM
4.52
5:47AM
4.69
6:11PM
4.60
Low Tide
/ height (m)
8:42PM
1.49
9:11AM
1.11
9:21PM
1.14
9:45AM
0.73
9:55PM
0.80
10:17AM
0.37
10:27PM
0.49
10:48AM
0.08
11:00PM
0.24
11:20AM
-0.12
11:34PM
0.07
11:54AM
-0.20
12:09AM
0.01
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Sunrise6:54--6:52--6:50--6:48--6:46--6:43--6:41--
Sunset-6:38--6:39--6:42--6:44--6:45--6:47--6:49-
rain showers
part cloud
rain showers
light rain
light rain
light rain
light rain
cloud
cloud
light rain
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
Rain (mm)
1-11233--3-----------
Temp. °C88887810111199891211111412111210
Feels °C (?)213-2-6-1-1223234776119886
  • 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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Information about the Crab Island Surf forecast

The above surf forecast table for Crab Island provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Crab Island can be found by selecting the local surf guide option on the grey menu. Our Crab Island surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Crab Island) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Crab Island may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Clare? If you are looking for accommodation near Crab Island, camping, hotels and holiday cottages in Clare, consider staying in Galway which is 35 km (22 miles) away. Other places in and around Clare where you can find information about places to rent, and car hire include Inis which is 35 km (22 miles) away, Shannon, Foynes and Limerick.

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