Nummy Island, Grassy Sound Channel Sea Conditions and Tide Table

Nummy Island, Grassy Sound Channel 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 05:33 AM and sunset is at 08:27 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 26°C on Sun afternoon, min 19°C on Fri night). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 16mm), heaviest on Mon night. Warm air temperatures (max 23°C on Mon afternoon, min 19°C on Tue morning). Winds decreasing (fresh winds from the S on Mon morning, calm by Tue afternoon).

Days 7–9 Weather Summary

Light rain (total 8mm), mostly falling on Sat night. Warm (max 27°C on Fri afternoon, min 21°C on Thu morning). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 9mm), mostly falling on Sun morning. Warm (max 32°C on Mon afternoon, min 22°C on Sun morning). Wind will be generally light.

Days 13–16 Weather Summary

Light rain (total 4mm), mostly falling on Thu night. Warm (max 34°C on Fri afternoon, min 26°C on Wed night). Mainly fresh winds.

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
1
Thursday
2
Friday
3
Sat
4
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
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
12:32PM1.34m
00:41AM1.43m
1:27PM1.34m
1:35AM1.33m
2:20PM1.34m
2:27AM1.24m
3:11PM1.33m
3:19AM1.16m
4:01PM1.33m
4:13AM1.09m
4:53PM1.34m
5:10AM1.06m
5:43PM1.36m
6:05AM1.06m
6:31PM1.39m
6:55AM1.08m
7:15PM1.41m
7:41AM1.10m
7:56PM1.43m
8:23AM1.12m
8:35PM1.44m
9:03AM1.13m
9:12PM1.43m
9:43AM1.13m
9:49PM1.41m
10:22AM1.13m
10:25PM1.38m
11:02AM1.14m
Low Tide
6:23AM-0.10m
6:31PM0.09m
7:14AM-0.03m
7:31PM0.17m
8:08AM0.04m
8:35PM0.23m
9:03AM0.09m
9:40PM0.25m
9:55AM0.13m
10:38PM0.24m
10:44AM0.16m
11:31PM0.21m
11:30AM0.17m
00:18AM0.18m
12:14PM0.18m
1:04AM0.14m
12:58PM0.18m
1:50AM0.11m
1:42PM0.18m
2:33AM0.08m
2:26PM0.17m
3:15AM0.05m
3:09PM0.17m
3:55AM0.04m
3:49PM0.18m
4:32AM0.04m
4:28PM0.19m
5:07AM0.04m
5:05PM0.21m
Wave
Height (m)
Direction
Period (s)
0.9
SSE
7
0.7
SSE
7
0.6
SSE
7
0.6
SSE
7
0.6
SSE
7
0.4
SSE
7
0.5
SSE
7
0.4
SSE
7
0.4
SSE
6
0.9
SSE
4
1.2
SSE
6
1.1
SSE
6
0.9
SSE
7
0.8
SSE
6
0.5
SSE
6
0.6
SSE
6
0.6
SSE
6
0.4
SSE
6
0.4
SSE
6
0.5
SE
6
0.5
SE
6
0.5
SE
6
0.4
SE
7
0.5
SE
6
0.5
SE
6
0.5
SE
6
0.7
ESE
6
0.7
SE
4
0.7
SE
4
0.7
SE
5
0.8
SSE
6
0.8
SSE
6
0.6
SSE
6
0.6
SSE
6
0.8
SSE
5
0.6
SSE
5
0.7
SSE
6
0.7
SSE
6
0.6
S
5
0.5
S
5
0.5
S
6
0.6
S
6
0.5
S
5
0.6
S
5
0.6
S
5
0.6
S
5
0.8
S
5
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
rain showers
light rain
rain showers
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
rain showers
rain showers
clear
part cloud
part cloud
cloud
rain showers
rain showers
rain showers
clear
part cloud
clear
thunderstorm
clear
clear
thunderstorm
thunderstorm
clear
part cloud
clear
clear
thunderstorm
clear
clear
rain showers
thunderstorm
clear
cloudy
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
rain shwrs
light rain
rain shwrs
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
rain shwrs
rain shwrs
clear
some clouds
some clouds
cloudy
rain shwrs
rain shwrs
rain shwrs
clear
some clouds
clear
risk tstorm
clear
clear
risk tstorm
risk tstorm
clear
some clouds
clear
clear
risk tstorm
clear
clear
rain shwrs
risk tstorm
clear
km/h
15
WNW
20
WNW
20
WNW
20
W
25
WNW
10
W
20
WNW
20
WSW
10
SW
30
S
25
SSW
20
WSW
5
NNW
5
W
10
NNW
10
NE
10
SE
5
SSW
10
SSE
20
SSE
10
SSW
0
SW
10
SW
5
SSW
0
NNE
15
SSE
15
SE
20
S
5
W
15
SW
15
W
15
SSW
15
W
10
SW
20
S
15
S
15
SW
10
WSW
10
W
10
W
15
SW
10
WSW
15
W
20
S
10
WSW
15
WSW
15
SSW
 mm
1
1
14
1
1
6
4
1
2
1
1
2
1
1
max °C
22
25
24
21
25
24
22
26
26
22
23
23
21
23
23
22
22
22
22
23
22
23
27
26
26
25
24
23
29
29
29
32
30
27
30
32
28
32
30
29
33
31
30
34
33
29
31
Moonrise
10:38
11:47
12:52
1:55
2:58
4:00
5:02
6:04
7:02
7:56
8:44
9:24
9:59
10:27
10:53
Moonset
12:08
12:32
12:54
1:17
1:41
2:08
2:39
3:16
3:59
4:50
5:48
6:49
7:52
8:55
9:58
Sunrise
5:33
5:33
5:33
5:33
5:33
5:33
5:33
5:33
5:35
5:35
5:35
5:35
5:35
5:37
5:37
5:37
Sunset
8:27
8:28
8:28
8:28
8:28
8:28
8:28
8:28
8:29
8:29
8:29
8:28
8:28
8:28
8:28
8:28
Today's sea temperature in Nummy Island, Grassy Sound Channel is
20.1° C
(Statistics for 19 Jun 1981-2005 – mean: 18.8 max: 21.9 min: 16.2°C)
Issued (local time): 7 am Friday 19 Jun 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest