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 5mm), mostly falling on Sun night. Warm air temperatures (max 27°C on Mon morning, min 22°C on Mon night). Mainly fresh winds.

Days 4–6 Weather Summary

Some drizzle, heaviest during Wed morning. Warm air temperatures (max 24°C on Wed morning, min 19°C on Wed night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 3mm), mostly falling on Sun night. Warm (max 25°C on Sat morning, min 19°C on Mon night). Winds increasing (calm on Sun afternoon, fresh winds from the N by Mon morning).

Days 10–12 Weather Summary

Light rain (total 2mm), mostly falling on Tue afternoon. Warm (max 24°C on Thu morning, min 21°C on Tue afternoon). Winds decreasing (fresh winds from the NNE on Tue afternoon, light winds from the ENE by Thu night).

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
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
night
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
00:28AM0.13m
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
7:24PM0.05m
Wave
height (m) 
direction
period (s) 
0.1
SE
2
0.1
SE
2
0.2
ENE
3
0.3
NNE
4
0.6
SW
3
0.5
N
3
1.1
NE
5
0.9
ENE
5
0.9
ENE
5
0.6
E
4
0.5
E
4
0.3
ENE
4
0.3
N
3
0.1
NE
10
0.1
NE
9
0.1
NE
4
0.1
NE
4
0.1
NE
4
0.1
NE
2
0.4
NE
3
1
ENE
5
1
E
5
0.8
E
5
0.7
NE
4
0.9
NNE
4
1
NNE
4
0.9
NNE
4
0.8
NE
4
1.2
NE
5
1.3
ENE
5
1.4
ENE
6
1.2
ENE
5
1.3
E
6
1.1
E
5
0.8
E
5
0.6
E
4
clear
clear
thunderstorm
thunderstorm
part cloud
part cloud
light rain
light rain
part cloud
thunderstorm
part cloud
clear
clear
clear
clear
clear
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
light rain
clear
part cloud
clear
part cloud
rain showers
part cloud
cloud
cloud
rain showers
part cloud
part cloud
clear
clear
clear
risk tstorm
risk tstorm
some clouds
some clouds
light rain
light rain
some clouds
risk tstorm
some clouds
clear
clear
clear
clear
clear
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
light rain
clear
some clouds
clear
some clouds
rain shwrs
some clouds
cloudy
cloudy
rain shwrs
some clouds
some clouds
clear
 km/h
10
SE
15
S
15
SSW
15
WSW
25
W
20
N
30
NE
25
NE
25
ENE
15
ENE
10
ENE
15
NW
10
NNW
10
E
5
NNE
10
E
10
ESE
5
NNE
10
NNE
25
NE
25
ENE
25
E
15
ESE
20
NNE
30
N
25
NNE
20
N
25
NNE
35
NE
30
ENE
35
E
25
ENE
30
E
25
E
20
ENE
20
ENE
 mm 
1
2
1
1
1
3
1
1
max°C
26
26
25
27
27
24
23
22
24
24
24
23
23
23
22
24
23
23
25
24
24
25
25
22
23
24
21
23
22
22
22
22
23
24
24
23
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 pm Sunday 07 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest