Johns Island, Chassahowitzka Bay Sea Conditions and Tide Table

Johns Island, Chassahowitzka Bay 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 07:18 AM and sunset is at 05:37 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Mon afternoon, min 13°C on Sat morning). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Tue morning, min 18°C on Tue night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Warm (max 23°C on Sun morning, min 16°C on Sun night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Warm (max 24°C on Tue afternoon, min 18°C on Tue night). Wind will be generally light.

Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
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
4:45PM0.43m
2:50AM0.78m
5:17PM0.43m
3:34AM0.79m
5:46PM0.44m
4:18AM0.79m
6:15PM0.45m
5:03AM0.77m
6:46PM0.47m
5:51AM0.74m
7:19PM0.51m
7:55PM0.56m
7:47AM0.61m
8:34PM0.62m
9:00AM0.52m
9:15PM0.69m
10:26AM0.43m
10:00PM0.75m
11:59AM0.38m
10:51PM0.80m
1:30PM0.36m
11:45PM0.82m
Low Tide
11:32AM-0.15m
9:13PM0.25m
12:09PM-0.12m
10:07PM0.23m
12:40PM-0.09m
10:54PM0.20m
1:05PM-0.05m
11:37PM0.19m
1:23PM-0.03m
00:20AM0.18m
1:41PM-0.01m
1:05AM0.17m
2:03PM0.01m
1:59AM0.16m
2:32PM0.04m
3:05AM0.14m
3:05PM0.09m
4:39AM0.10m
3:43PM0.15m
6:53AM0.03m
4:25PM0.20m
8:22AM-0.07m
5:15PM0.25m
Wave
height (m) 
direction
period (s) 
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
clear
cloud
clear
clear
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
some clouds
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
some clouds
clear
cloudy
clear
clear
cloudy
some clouds
clear
clear
clear
clear
clear
some clouds
 km/h
15
ENE
10
NNE
15
E
10
NE
15
NNW
20
ENE
25
ENE
25
ENE
15
ENE
20
E
10
NNW
10
E
10
NE
10
N
15
E
15
NE
10
NW
15
SE
10
S
10
W
10
W
5
NNW
15
WNW
10
NW
10
N
10
NNW
20
NE
25
ENE
25
ENE
15
ESE
15
ESE
10
NE
15
ESE
10
ESE
5
NW
15
ESE
 mm 
max°C
19
21
19
21
23
18
23
24
21
24
24
20
22
24
20
23
24
21
20
20
19
20
20
20
23
23
17
23
22
20
23
24
20
22
23
20
Moonrise
7:59
8:47
9:29
10:07
10:40
11:12
11:42
12:12
12:44
1:20
2:02
2:52
Moonset
6:05
7:03
8:03
9:02
10:01
10:59
11:59
1:00
2:03
3:11
4:23
Sunrise
7:18
7:18
7:18
7:20
7:20
7:20
7:20
7:20
7:22
7:22
7:22
7:22
Sunset
5:37
5:37
5:37
5:38
5:38
5:39
5:39
5:40
5:42
5:42
5:43
5:44
Today's sea temperature in Johns Island, Chassahowitzka Bay is
16.3° C
(Statistics for 20 Dec 1981-2005 – mean: 21.3 max: 23.5 min: 19.4°C)
Issued (local time): 12 pm Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest