Main Key, Barnes Sound Sea Conditions and Tide Table

Main Key, Barnes Sound 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 06:54 AM and sunset is at 05:30 PM.

Days 1–3 Weather Summary

Light rain (total 6mm), mostly falling on Tue afternoon. Warm air temperatures (max 27°C on Mon morning, min 22°C on Mon night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 5mm), mostly falling on Wed morning. Warm air temperatures (max 25°C on Thu morning, min 21°C on Wed night). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 16mm), heaviest on Fri night. Warm (max 25°C on Fri night, min 15°C on Sat night). Winds increasing (light winds from the SSE on Fri night, fresh winds from the NNE by Sun morning).

Days 10–12 Weather Summary

Mostly dry. Warm (max 22°C on Wed night, min 12°C on Mon night). Winds increasing (light winds from the N on Mon night, fresh winds from the NNE by Tue afternoon).

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thu
18
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
3:22PM0.17m
3:32AM0.16m
4:13PM0.16m
4:27AM0.15m
5:05PM0.16m
5:25AM0.14m
5:57PM0.15m
6:24AM0.14m
6:49PM0.14m
7:25AM0.13m
7:42PM0.13m
8:26AM0.13m
8:35PM0.13m
9:24AM0.13m
9:27PM0.12m
10:16AM0.13m
10:16PM0.12m
11:03AM0.13m
11:03PM0.12m
11:46AM0.14m
11:46PM0.13m
12:27PM0.14m
Low Tide
9:44AM-0.04m
10:17PM0.02m
10:39AM-0.02m
11:14PM0.03m
11:36AM-0.00m
00:14AM0.03m
12:36PM0.02m
1:15AM0.03m
1:37PM0.04m
2:14AM0.03m
2:39PM0.05m
3:10AM0.03m
3:37PM0.06m
4:02AM0.02m
4:30PM0.06m
4:49AM0.02m
5:18PM0.06m
5:33AM0.02m
6:03PM0.06m
6:15AM0.01m
6:44PM0.05m
6:55AM0.01m
Wave
height (m) 
direction
period (s) 
0.1
SE
2
0.2
ESE
3
0.3
NE
4
0.2
N
4
0.5
SW
3
0.3
WSW
3
0.7
NNE
4
0.6
NE
5
0.9
ENE
5
0.4
ENE
4
0.4
NE
6
0.1
NE
9
0.2
NNE
4
0.1
NE
10
0.1
N
3
0.1
NE
9
0.1
NE
9
0.2
E
2
0.1
SE
2
0.1
SW
2
1.1
NNE
4
1.6
NE
6
1.5
NE
6
1.3
ENE
5
0.9
ENE
5
0.8
ENE
4
0.5
ENE
4
1.1
N
4
1.5
NNE
5
1.4
NE
6
1.2
ENE
5
1.2
ENE
5
1.1
ENE
5
1.2
E
5
1.2
E
5
clear
part cloud
rain showers
thunderstorm
part cloud
clear
rain showers
rain showers
rain showers
thunderstorm
thunderstorm
clear
clear
part cloud
clear
part cloud
part cloud
mod rain
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
cloud
clear
part cloud
cloud
cloud
cloud
clear
some clouds
rain shwrs
risk tstorm
some clouds
clear
rain shwrs
rain shwrs
rain shwrs
risk tstorm
risk tstorm
clear
clear
some clouds
clear
some clouds
some clouds
mod rain
risk tstorm
risk tstorm
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
cloudy
clear
some clouds
cloudy
cloudy
cloudy
 km/h
15
SE
10
S
15
SSW
15
WSW
25
WSW
15
NNW
25
NE
15
ENE
25
ENE
10
E
10
SE
10
NW
10
N
10
SSE
10
NNW
5
NE
10
ESE
10
SE
10
SW
10
WNW
30
N
40
NNE
40
NE
25
NE
20
NE
25
NE
20
NNW
35
N
35
NNE
30
NE
30
ENE
30
ENE
30
ENE
30
E
30
E
 mm 
1
1
1
3
2
2
1
7
6
3
max°C
26
26
26
27
27
24
24
23
24
24
24
24
25
24
23
24
24
25
25
25
20
19
19
20
22
22
21
16
18
20
21
21
22
22
22
Moonrise
8:35
9:41
10:42
11:39
12:33
1:25
2:17
3:09
4:03
4:58
5:53
Moonset
9:47
10:35
11:16
11:51
12:22
12:52
1:21
1:50
2:22
2:58
3:37
4:22
Sunrise
6:54
6:54
6:54
6:56
6:56
6:56
6:58
6:58
6:58
7:00
7:00
7:01
Sunset
5:30
5:31
5:31
5:31
5:31
5:32
5:32
5:32
5:34
5:34
5:34
5:35
Today's sea temperature in Main Key, Barnes Sound is
25.4° C
(Statistics for 07 Dec 1981-2005 – mean: 25.1 max: 26.5 min: 23.8°C)
Issued (local time): 12 am Sunday 07 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest