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 06:31 AM and sunset is at 08:14 PM.

Days 1–3 Weather Summary

Light rain (total 7mm), mostly falling on Thu morning. Warm air temperatures (max 29°C on Sat afternoon, min 27°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 10mm), heaviest on Sun morning. Warm air temperatures (max 29°C on Sun afternoon, min 27°C on Tue morning). Mainly fresh winds.

Days 7–9 Weather Summary

Moderate rain (total 15mm), heaviest on Fri night. Warm (max 29°C on Wed morning, min 26°C on Fri night). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 7mm), mostly falling on Sat night. Warm (max 29°C on Sat afternoon, min 27°C on Sat morning). Winds increasing (light winds from the NNE on Sat morning, fresh winds from the SE by Mon night).

Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
Monday
30
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
8:11AM0.13m
9:01PM0.13m
9:07AM0.13m
10:05PM0.14m
10:08AM0.13m
11:09PM0.14m
11:10AM0.13m
00:10AM0.15m
12:11PM0.14m
1:07AM0.15m
1:10PM0.14m
2:01AM0.16m
2:06PM0.14m
2:53AM0.16m
2:59PM0.15m
3:42AM0.16m
3:51PM0.14m
4:29AM0.15m
4:41PM0.14m
5:14AM0.15m
5:31PM0.13m
5:58AM0.14m
6:21PM0.13m
Low Tide
3:34PM-0.01m
4:04AM0.03m
4:33PM-0.03m
5:06AM0.02m
5:31PM-0.04m
6:06AM0.02m
6:28PM-0.05m
7:03AM0.01m
7:24PM-0.06m
7:58AM0.01m
8:18PM-0.06m
8:51AM0.00m
9:12PM-0.06m
9:44AM-0.00m
10:05PM-0.05m
10:36AM-0.00m
10:56PM-0.04m
11:28AM-0.00m
11:47PM-0.03m
12:20PM0.00m
00:38AM-0.01m
1:12PM0.01m
1:30AM0.01m
Wave
height (m) 
direction
period (s) 
0.6
SE
4.0
0.5
SE
4.0
0.5
E
4.0
0.3
E
3.0
0.3
ESE
3.0
0.4
ESE
3.0
0.3
ESE
4.0
0.4
ESE
4.0
0.7
E
4.0
0.5
E
4.0
0.6
E
4.0
0.9
E
5.0
0.8
E
4.0
0.9
E
4.0
1
E
5.0
0.8
ESE
4.0
0.9
E
4.0
0.8
E
5.0
0.7
E
4.0
0.7
E
4.0
0.9
E
5.0
0.5
ESE
4.0
0.7
ESE
4.0
0.6
ESE
4.0
0.7
ESE
4.0
0.7
ESE
4.0
0.5
SE
4.0
0.6
SE
4.0
0.9
ESE
4.0
0.9
ESE
4.0
0.9
SE
5.0
1
ESE
5.0
1.1
ESE
5.0
1
SE
5.0
0.9
SE
5.0
1.2
SE
5.0
thunderstorm
thunderstorm
rain showers
clear
clear
clear
thunderstorm
clear
clear
thunderstorm
thunderstorm
clear
clear
thunderstorm
thunderstorm
clear
thunderstorm
clear
clear
clear
rain showers
clear
clear
thunderstorm
thunderstorm
clear
thunderstorm
cloud
cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
clear
thunderstorm
rain showers
risk tstorm
risk tstorm
rain shwrs
clear
clear
clear
risk tstorm
clear
clear
risk tstorm
risk tstorm
clear
clear
risk tstorm
risk tstorm
clear
risk tstorm
clear
clear
clear
rain shwrs
clear
clear
risk tstorm
risk tstorm
clear
risk tstorm
cloudy
cloudy
risk tstorm
risk tstorm
some clouds
risk tstorm
clear
risk tstorm
rain shwrs
 km/h
20
ESE
15
ESE
15
ESE
10
SE
15
ESE
15
ESE
15
ESE
20
ESE
20
E
20
E
25
E
20
E
25
E
30
ENE
25
E
25
E
25
ENE
20
E
25
E
25
ENE
25
ESE
20
E
25
E
15
SE
25
ESE
20
SE
0
WSW
25
ENE
25
E
25
SE
25
E
30
E
30
SE
30
ESE
25
ESE
35
SE
 mm 
4
1
1
1
5
2
1
1
1
1
3
2
9
1
2
1
2
1
max°C
28
28
28
28
28
28
28
29
28
28
29
28
28
29
28
28
28
28
29
29
28
28
29
28
28
29
29
28
29
29
29
29
29
28
29
29
Moonrise
1:39
2:13
2:51
3:34
4:24
5:22
6:26
7:34
8:40
9:44
10:43
11:38
Moonset
2:17
3:20
4:26
5:36
6:47
7:55
8:57
9:50
10:35
11:14
11:47
Sunrise
6:31
6:31
6:31
6:31
6:31
6:31
6:31
6:33
6:33
6:33
6:33
6:33
Sunset
8:14
8:14
8:14
8:14
8:15
8:15
8:15
8:15
8:15
8:15
8:15
8:15
Today's sea temperature in Main Key, Barnes Sound is 29.6 °C (Statistics for 19 Jun 1981-2005 – mean: 28.7 max: 29.6 min: 27.6°C)
Issued (local time): 1 am Thursday 19 Jun 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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