Greenisland Sea Conditions and Tide Table

Greenisland 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 06:46 AM and sunset is at 06:21 PM.

Days 1–3 Weather Summary

Moderate rain (total 19mm) heaviest on Thu morning, then becoming colder with a dusting of snow on Thu night. Cool air temperatures (max 10°C on Thu morning, min 1°C on Thu night). Winds decreasing (strong winds from the SSW on Thu night, light winds from the SW by Sat night).

Days 4–6 Weather Summary

Moderate rain (total 11mm), heaviest on Tue night. Cool air temperatures (max 11°C on Mon afternoon, min 3°C on Sun night). Winds decreasing (fresh winds from the W on Sun afternoon, light winds from the WNW by Tue afternoon).

Days 7–9 Weather Summary

Some drizzle, heaviest during Wed morning. Very mild (max 11°C on Fri afternoon, min 4°C on Thu night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Very mild (max 10°C on Sat morning, min 6°C on Sat night). Wind will be generally light.

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
Thursday
26
Fri
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
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
5:41PM1.77m
6:08AM1.90m
6:54PM1.75m
7:18AM1.97m
8:02PM1.81m
8:17AM2.10m
8:58PM1.92m
9:05AM2.25m
9:45PM2.05m
9:46AM2.40m
10:25PM2.18m
10:24AM2.53m
11:03PM2.30m
11:03AM2.63m
11:41PM2.40m
11:42AM2.69m
00:18AM2.45m
12:24PM2.68m
00:57AM2.45m
1:10PM2.62m
1:38AM2.41m
1:59PM2.50m
2:23AM2.33m
2:55PM2.34m
3:16AM2.25m
3:59PM2.17m
4:18AM2.17m
5:14PM2.03m
Low Tide
11:40AM0.90m
00:04AM1.00m
1:02PM0.89m
1:16AM0.95m
2:06PM0.78m
2:11AM0.84m
2:54PM0.62m
2:56AM0.72m
3:34PM0.44m
3:36AM0.59m
4:11PM0.26m
4:15AM0.46m
4:48PM0.10m
4:54AM0.35m
5:25PM-0.01m
5:34AM0.26m
6:04PM-0.04m
6:15AM0.21m
6:45PM-0.00m
6:58AM0.19m
7:28PM0.12m
7:45AM0.23m
8:15PM0.29m
8:38AM0.31m
9:09PM0.49m
9:40AM0.41m
10:12PM0.67m
10:55AM0.50m
11:26PM0.78m
Wave
height (m) 
direction
period (s) 
mod rain
rain showers
snow showers
rain showers
part cloud
part cloud
cloud
part cloud
rain showers
rain showers
rain showers
part cloud
light rain
cloud
part cloud
cloud
light rain
mod rain
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
cloud
light rain
rain showers
light rain
thunderstorm
part cloud
cloud
light rain
mod rain
rain shwrs
snow shwrs
rain shwrs
some clouds
some clouds
cloudy
some clouds
rain shwrs
rain shwrs
rain shwrs
some clouds
light rain
cloudy
some clouds
cloudy
light rain
mod rain
rain shwrs
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
clear
some clouds
cloudy
cloudy
cloudy
light rain
rain shwrs
light rain
risk tstorm
some clouds
cloudy
light rain
 km/h
45
SW
30
WSW
35
SW
35
WSW
25
W
20
W
25
WSW
25
WSW
15
SW
25
W
35
W
20
SW
25
SSW
35
SW
25
SSW
35
S
30
S
10
N
15
NE
5
N
5
NNW
10
NNW
15
N
5
W
5
WSW
10
SW
5
S
10
S
15
SSE
10
SSE
5
E
10
ESE
10
SE
20
SE
20
SE
10
SSE
25
SSE
30
SE
15
ESE
35
ESE
40
SE
35
SSE
15
S
25
SSE
20
SE
10
ESE
10
ESE
 mm 
7
7
2
1
2
1
2
1
1
6
1
1
11
1
2
1
max°C
10
5
4
6
7
3
6
7
7
7
6
6
7
11
11
10
10
5
7
10
6
7
8
6
9
11
9
10
10
7
10
9
7
8
8
7
10
10
9
9
10
9
8
8
6
7
7
Moonrise
4:26
5:05
5:31
5:48
6:00
6:09
6:17
6:25
6:33
6:43
6:56
7:18
7:52
8:47
10:04
11:34
Moonset
9:56
11:04
12:24
1:48
3:15
4:41
6:08
7:37
9:09
10:46
12:24
1:57
3:13
4:05
4:37
Sunrise
6:46
6:43
6:41
6:37
6:35
6:33
6:31
6:28
6:26
6:22
6:20
6:18
6:15
6:13
6:09
6:07
Sunset
6:21
6:22
6:24
6:27
6:29
6:30
6:32
6:35
6:36
6:37
6:39
6:42
6:44
6:45
6:47
6:50
Today's sea temperature in Greenisland is
8.2° C
(Statistics for 12 Mar 1981-2005 – mean: 7.3 max: 8.6 min: 5.8°C)
Issued (local time): 5 am Thursday 12 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest