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 — and sunset is at 06:30 PM.

Days 1–4 Weather Summary

Moderate rain (total 15mm), heaviest on Thu morning. Cool air temperatures (max 12°C on Tue afternoon, min 2°C on Thu night). Mainly strong winds.

Days 5–7 Weather Summary

Light rain (total 6mm), mostly falling on Fri afternoon. Cool air temperatures (max 10°C on Sat night, min 4°C on Fri night). Winds increasing (light winds from the W on Fri night, fresh winds from the WNW by Sun afternoon).

Days 8–10 Weather Summary

Moderate rain (total 10mm), heaviest on Tue afternoon. Very mild (max 11°C on Mon afternoon, min 6°C on Wed morning). Mainly fresh winds.

Days 11–13 Weather Summary

Mostly dry. Very mild (max 14°C on Sun afternoon, min 6°C on Thu night). Wind will be generally light.

Tue
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
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
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
9:30PM3.33m
10:03AM3.07m
10:36PM3.08m
11:26AM2.86m
00:08AM3.01m
1:08PM2.90m
1:39AM3.18m
2:26PM3.15m
2:41AM3.50m
3:15PM3.49m
3:24AM3.86m
3:53PM3.85m
4:01AM4.20m
4:28PM4.18m
4:36AM4.50m
5:01PM4.46m
5:11AM4.72m
5:35PM4.65m
5:47AM4.82m
6:11PM4.73m
6:24AM4.80m
6:47PM4.68m
7:04AM4.65m
7:27PM4.51m
7:48AM4.37m
8:11PM4.23m
8:39AM4.00m
9:03PM3.90m
Low Tide
2:54PM1.43m
3:24AM1.56m
3:42PM1.77m
4:45AM1.85m
5:37PM1.98m
7:21AM1.81m
7:47PM1.83m
8:30AM1.50m
8:43PM1.51m
9:12AM1.13m
9:22PM1.17m
9:46AM0.75m
9:55PM0.83m
10:17AM0.40m
10:28PM0.52m
10:48AM0.10m
11:01PM0.26m
11:21AM-0.11m
11:34PM0.08m
11:54AM-0.18m
00:10AM0.02m
12:29PM-0.12m
00:47AM0.07m
1:06PM0.10m
1:26AM0.26m
1:47PM0.43m
2:11AM0.56m
2:33PM0.85m
Wave
height (m) 
direction
period (s) 
light rain
part cloud
clear
part cloud
cloud
light rain
light rain
light rain
rain showers
thunderstorm
rain showers
light rain
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
light rain
mod rain
light rain
cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
part cloud
part cloud
cloud
part cloud
cloud
cloud
rain showers
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
cloud
cloud
light rain
some clouds
clear
some clouds
cloudy
light rain
light rain
light rain
rain shwrs
risk tstorm
rain shwrs
light rain
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
light rain
mod rain
light rain
cloudy
cloudy
some clouds
clear
some clouds
some clouds
some clouds
clear
some clouds
some clouds
cloudy
some clouds
cloudy
cloudy
rain shwrs
some clouds
some clouds
some clouds
clear
clear
some clouds
cloudy
cloudy
cloudy
 km/h
20
S
35
WSW
25
W
25
WSW
30
SW
40
SW
25
WSW
25
WSW
25
W
30
WNW
10
W
10
WSW
15
W
10
S
25
WNW
30
WNW
25
W
15
SSW
20
SSW
25
S
25
S
0
NW
15
SSE
15
WSW
10
WNW
5
NNW
5
NE
5
SSE
5
SSE
5
S
10
WSW
5
SW
5
SW
5
W
5
S
10
S
15
SSW
30
NW
20
NW
25
WNW
5
SW
5
WSW
15
W
5
SSE
5
SSE
10
SSW
10
W
 mm 
1
4
4
5
1
2
2
2
3
6
1
3
max°C
12
8
9
9
12
11
7
4
6
8
5
8
8
10
9
8
7
10
11
10
11
8
8
7
8
7
11
13
10
11
13
8
10
11
10
13
14
8
7
8
7
10
11
8
9
9
10
Moonrise
3:28
4:22
5:03
5:32
5:52
6:07
6:19
6:29
6:39
6:49
7:02
7:19
7:44
8:21
9:18
Moonset
9:34
10:27
11:33
12:50
2:11
3:34
4:58
6:22
7:49
9:18
10:51
12:26
1:55
3:10
Sunrise
6:58
6:56
6:54
6:52
6:50
6:47
6:45
6:43
6:39
6:37
6:35
6:33
6:31
6:28
6:26
Sunset
6:30
6:31
6:34
6:36
6:37
6:38
6:40
6:43
6:45
6:46
6:47
6:50
6:52
6:53
6:54
6:57
Today's sea temperature in Shannon is
7.9° C
(Statistics for 10 Mar 1981-2005 – mean: 9.5 max: 10.2 min: 8.8°C)
Issued (local time): 5 pm Tuesday 10 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest