Shannon Sea Conditions and Tide Table

Shannon Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 05:30 AM and sunset is at 09:52 PM.

Days 1–3 Weather Summary

Heavy rain (total 25mm), heaviest during Wed night. Warm air temperatures (max 20°C on Thu morning, min 13°C on Tue night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 4mm), mostly falling on Sat afternoon. Cool air temperatures (max 18°C on Sun morning, min 12°C on Sat night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Very mild (max 17°C on Wed morning, min 12°C on Tue night). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 4mm), mostly falling on Sat night. Very mild (max 19°C on Fri morning, min 12°C on Fri night). Wind will be generally light.

Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sun
27
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
9:54AM4.00m
10:04PM4.14m
10:43AM3.90m
10:57PM3.94m
11:38AM3.80m
11:58PM3.76m
12:40PM3.72m
1:08AM3.63m
1:49PM3.72m
2:24AM3.62m
3:00PM3.83m
3:39AM3.74m
4:06PM4.02m
4:44AM3.93m
5:03PM4.24m
5:39AM4.11m
5:53PM4.45m
6:27AM4.24m
6:38PM4.58m
7:10AM4.30m
7:19PM4.62m
7:50AM4.28m
Low Tide
3:39PM0.86m
4:10AM0.59m
4:30PM1.03m
5:03AM0.80m
5:33PM1.18m
6:09AM1.01m
6:52PM1.25m
7:29AM1.12m
8:17PM1.16m
8:47AM1.09m
9:30PM0.93m
9:53AM0.94m
10:29PM0.65m
10:48AM0.76m
11:21PM0.39m
11:36AM0.59m
00:06AM0.20m
12:20PM0.49m
00:49AM0.10m
1:00PM0.45m
1:28AM0.10m
1:38PM0.49m
Wave
height (m) 
direction
period (s) 
light rain
mod rain
mod rain
thunderstorm
thunderstorm
part cloud
rain showers
part cloud
cloud
cloud
rain showers
rain showers
part cloud
rain showers
part cloud
part cloud
part cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
light rain
rain showers
rain showers
light rain
mod rain
mod rain
risk tstorm
risk tstorm
some clouds
rain shwrs
some clouds
cloudy
cloudy
rain shwrs
rain shwrs
some clouds
rain shwrs
some clouds
some clouds
some clouds
cloudy
some clouds
cloudy
some clouds
cloudy
cloudy
some clouds
cloudy
cloudy
some clouds
some clouds
clear
clear
some clouds
some clouds
light rain
rain shwrs
rain shwrs
 km/h
10
SE
10
ESE
5
SE
15
S
20
SSW
10
S
10
WSW
15
W
5
SW
10
SE
10
SSE
10
NW
15
NW
25
WNW
20
WNW
20
W
20
W
10
WSW
10
SSW
5
NW
10
W
15
W
15
W
0
NNE
15
SE
20
SE
10
SW
15
WSW
20
W
5
WSW
15
SW
20
WSW
10
S
10
SSW
15
W
 mm 
1
6
10
2
5
1
2
1
1
2
1
1
max°C
16
15
16
20
20
15
17
18
15
17
16
15
18
17
14
18
18
15
16
16
15
17
16
15
15
15
16
19
19
14
18
17
15
19
19
Moonrise
12:01
12:12
12:26
12:46
1:16
2:02
3:08
4:32
6:01
7:28
8:51
Moonset
12:25
1:51
3:21
4:54
6:27
7:51
8:56
9:40
10:08
10:27
10:40
10:50
Sunrise
5:30
5:31
5:33
5:33
5:35
5:37
5:37
5:39
5:41
5:41
5:43
5:45
Sunset
9:52
9:51
9:49
9:47
9:46
9:45
9:44
9:43
9:42
9:39
9:38
9:37
Today's sea temperature in Shannon is 18.4 °C (Statistics for 16 Jul 1981-2005 – mean: 15.4 max: 17.5 min: 14.3°C)
Issued (local time): 12 am Wednesday 16 Jul 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest