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 — and sunset is at 05:37 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Mon afternoon, min 16°C on Sun night). Wind will be generally light.

Days 5–7 Weather Summary

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

Days 8–10 Weather Summary

Mostly dry. Warm (max 23°C on Sun morning, min 18°C on Fri night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Warm (max 23°C on Thu afternoon, min 15°C on Mon night). Wind will be generally light.

Sat
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thu
1
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
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
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
9:30AM-0.17m
Wave
height (m) 
direction
period (s) 
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
clear
clear
some clouds
some clouds
clear
clear
clear
clear
some clouds
cloudy
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
clear
 km/h
10
N
15
E
10
NE
15
NNW
20
ENE
25
NE
25
ENE
15
NE
15
E
15
NNE
10
ESE
10
NE
5
N
10
E
10
NE
10
NW
5
NNE
5
N
15
W
15
NNW
5
NE
15
WNW
10
ESE
10
NE
15
WNW
15
NNW
15
NNW
20
WNW
20
ENE
25
ENE
25
ENE
20
NE
20
ENE
15
E
15
E
15
E
 mm 
max°C
21
19
21
23
19
23
24
20
22
24
21
22
24
20
22
23
21
21
20
19
21
22
21
23
23
21
22
22
16
21
21
16
21
22
19
22
Moonrise
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
5:36
Sunrise
7:18
7:18
7:20
7:20
7:20
7:20
7:20
7:22
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): 6 pm Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest