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 08:30 PM.

Days 1–4 Weather Summary

Mostly dry. Very warm air temperatures (max 30°C on Sat afternoon, min 27°C on Thu night). Wind will be generally light.

Days 5–7 Weather Summary

Heavy rain (total 77mm), heaviest during Tue night. Very warm air temperatures (max 32°C on Tue afternoon, min 23°C on Tue night). Winds decreasing (fresh winds from the W on Mon afternoon, calm by Tue night).

Days 8–10 Weather Summary

Heavy rain (total 29mm), heaviest during Thu morning. Warm (max 29°C on Fri afternoon, min 24°C on Wed night). Winds decreasing (fresh winds from the SSE on Wed night, light winds from the SW by Fri night).

Days 11–13 Weather Summary

Heavy rain (total 20mm), heaviest during Sat night. Warm (max 31°C on Mon afternoon, min 24°C on Sun morning). Wind will be generally light.

Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tue
22
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
5:37AM0.42m
4:03PM0.79m
6:04AM0.42m
4:46PM0.81m
6:27AM0.43m
5:29PM0.82m
6:51AM0.45m
6:14PM0.81m
7:18AM0.51m
7:03PM0.76m
7:50AM0.58m
7:58PM0.67m
8:27AM0.66m
9:03PM0.55m
9:08AM0.73m
10:21PM0.44m
9:56AM0.77m
11:52PM0.36m
10:49AM0.79m
1:31AM0.33m
11:51AM0.77m
2:56AM0.34m
1:03PM0.74m
Low Tide
00:34AM-0.14m
10:23AM0.22m
1:07AM-0.12m
11:12AM0.19m
1:32AM-0.10m
11:53AM0.17m
1:51AM-0.07m
12:32PM0.14m
2:03AM-0.04m
1:13PM0.12m
2:18AM-0.01m
2:01PM0.10m
2:38AM0.03m
2:59PM0.09m
3:06AM0.07m
4:20PM0.09m
3:41AM0.12m
6:51PM0.06m
8:39PM-0.02m
5:17AM0.22m
9:49PM-0.10m
6:24AM0.25m
Wave
height (m) 
direction
period (s) 
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
clear
clear
thunderstorm
thunderstorm
rain showers
thunderstorm
part cloud
thunderstorm
thunderstorm
mod rain
thunderstorm
part cloud
rain showers
thunderstorm
thunderstorm
part cloud
thunderstorm
mod rain
part cloud
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain shwrs
clear
clear
risk tstorm
risk tstorm
rain shwrs
risk tstorm
some clouds
risk tstorm
risk tstorm
mod rain
risk tstorm
some clouds
rain shwrs
risk tstorm
risk tstorm
some clouds
risk tstorm
mod rain
some clouds
risk tstorm
risk tstorm
some clouds
some clouds
risk tstorm
clear
clear
 km/h
10
WNW
10
W
15
W
5
NW
5
WNW
20
WNW
10
WNW
15
WNW
20
W
10
WSW
20
WNW
30
W
20
WSW
5
N
15
WSW
0
E
15
SE
25
SSE
25
SE
25
S
25
SW
15
SSE
20
S
15
WSW
10
SSE
15
SSW
15
WSW
20
SSE
20
SE
20
SSW
15
SE
25
SSE
10
SSW
15
SE
20
SSE
15
W
 mm 
1
19
2
2
50
3
3
7
8
1
4
4
2
6
2
10
2
max°C
28
28
29
28
29
30
29
29
30
28
30
31
28
30
32
25
26
28
25
27
28
27
28
29
28
28
29
28
25
30
29
28
31
29
28
31
Moonrise
8:50
9:34
10:12
10:46
11:18
11:49
12:21
12:55
1:33
2:17
3:09
4:09
Moonset
6:09
7:11
8:14
9:17
10:19
11:20
12:22
1:25
2:31
3:40
4:50
5:59
7:02
Sunrise
6:39
6:39
6:41
6:41
6:41
6:41
6:43
6:43
6:43
6:43
6:45
6:46
Sunset
8:30
8:30
8:30
8:30
8:30
8:30
8:30
8:29
8:29
8:29
8:28
8:28
8:27
Today's sea temperature in Johns Island, Chassahowitzka Bay is 29.8 °C (Statistics for 10 Jul 1981-2005 – mean: 29.1 max: 30.3 min: 27.7°C)
Issued (local time): 7 pm Thursday 10 Jul 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest