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 08:12 PM.

Days 1–4 Weather Summary

Moderate rain (total 12mm), heaviest on Sat afternoon. Cool air temperatures (max 12°C on Sat morning, min 4°C on Sat night). Winds increasing (light winds from the SW on Fri night, strong winds from the SW by Sat afternoon).

Days 5–7 Weather Summary

Moderate rain (total 15mm), heaviest on Tue morning. Cool air temperatures (max 13°C on Wed afternoon, min 6°C on Wed night). Winds decreasing (fresh winds from the SSE on Mon afternoon, light winds from the SSE by Tue night).

Days 8–10 Weather Summary

Light rain (total 5mm), mostly falling on Fri morning. Very mild (max 11°C on Sun morning, min 5°C on Fri night). Winds decreasing (fresh winds from the S on Thu night, calm by Sat night).

Days 11–13 Weather Summary

Heavy rain (total 22mm), heaviest during Mon morning. Very mild (max 13°C on Sun afternoon, min 5°C on Sun night). Wind will be generally light.

Fri
3
Saturday
4
Sunday
5
Monday
6
Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
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
7:03PM4.47m
7:17AM4.42m
7:32PM4.36m
7:49AM4.22m
8:03PM4.18m
8:22AM3.97m
8:35PM3.94m
8:58AM3.68m
9:12PM3.67m
9:40AM3.37m
9:58PM3.39m
10:36AM3.09m
11:02PM3.17m
11:54AM2.92m
00:25AM3.10m
1:23PM2.97m
1:46AM3.22m
2:35PM3.20m
2:49AM3.49m
3:28PM3.54m
3:37AM3.82m
4:10PM3.91m
4:20AM4.15m
4:49PM4.26m
5:00AM4.45m
5:26PM4.55m
5:40AM4.66m
6:04PM4.73m
Low Tide
1:03AM0.27m
1:17PM0.33m
1:33AM0.39m
1:47PM0.55m
2:04AM0.59m
2:16PM0.82m
2:36AM0.85m
2:48PM1.12m
3:12AM1.15m
3:23PM1.42m
3:56AM1.47m
4:10PM1.71m
5:06AM1.72m
5:35PM1.93m
7:16AM1.75m
7:49PM1.86m
8:38AM1.48m
8:56PM1.57m
9:25AM1.12m
9:41PM1.22m
10:03AM0.75m
10:19PM0.85m
10:38AM0.39m
10:55PM0.50m
11:14AM0.10m
11:32PM0.21m
11:50AM-0.08m
00:09AM0.01m
Wave
height (m) 
direction
period (s) 
rain showers
rain showers
cloud
light rain
rain showers
part cloud
part cloud
part cloud
cloud
cloud
rain showers
mod rain
light rain
part cloud
part cloud
part cloud
rain showers
rain showers
part cloud
light rain
light rain
cloud
clear
part cloud
clear
clear
part cloud
cloud
cloud
light rain
light rain
mod rain
light rain
light rain
light rain
rain showers
light rain
light rain
cloud
cloud
part cloud
clear
rain showers
clear
part cloud
rain showers
clear
rain shwrs
rain shwrs
cloudy
light rain
rain shwrs
some clouds
some clouds
some clouds
cloudy
cloudy
rain shwrs
mod rain
light rain
some clouds
some clouds
some clouds
rain shwrs
rain shwrs
some clouds
light rain
light rain
cloudy
clear
some clouds
clear
clear
some clouds
cloudy
cloudy
light rain
light rain
mod rain
light rain
light rain
light rain
rain shwrs
light rain
light rain
cloudy
cloudy
some clouds
clear
rain shwrs
clear
some clouds
rain shwrs
clear
 km/h
25
WNW
5
S
20
S
35
SW
10
W
25
W
20
W
10
SE
30
SSE
30
SSE
25
SE
20
ESE
15
SE
5
SSE
15
W
20
SW
10
WSW
20
WNW
20
W
25
SSE
25
WSW
25
WNW
10
WSW
15
WNW
15
WNW
5
S
10
SE
5
SSW
15
SSE
25
SSE
20
SSE
20
SE
25
SE
25
SE
10
SSE
10
S
10
W
5
ESE
10
ENE
10
ENE
10
NNE
15
NNE
15
NNE
10
N
15
NNE
15
ENE
10
NNE
 mm 
1
3
3
5
2
8
1
2
2
1
4
2
3
7
3
2
2
1
3
1
2
2
max°C
9
5
12
10
6
7
8
8
10
12
11
11
11
11
11
13
9
9
9
9
10
9
6
9
10
8
11
13
8
8
8
7
6
7
7
10
10
7
10
11
8
11
11
9
11
12
9
Moonrise
10:29
11:47
1:03
2:13
3:13
3:59
4:32
4:55
5:12
5:25
5:35
5:45
5:56
6:08
6:23
Moonset
7:18
7:35
7:58
8:31
9:17
10:18
11:29
12:47
2:08
3:30
4:53
6:18
7:47
9:20
10:56
Sunrise
7:03
7:01
6:58
6:56
6:54
6:52
6:50
6:48
6:45
6:43
6:41
6:39
6:35
6:33
6:31
Sunset
8:12
8:14
8:15
8:16
8:19
8:21
8:22
8:24
8:25
8:28
8:30
8:31
8:32
8:35
8:37
8:38
Today's sea temperature in Shannon is
9.7° C
(Statistics for 03 Apr 1981-2005 – mean: 9.7 max: 10.6 min: 8.9°C)
Issued (local time): 6 pm Friday 03 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest