Key Biscayne Sea Conditions and Tide Table

Key Biscayne 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 07:03 AM and sunset is at 05:35 PM.

Days 1–3 Weather Summary

Some drizzle, heaviest during Mon night. Warm air temperatures (max 24°C on Mon morning, min 22°C on Wed afternoon). Winds decreasing (fresh winds from the ENE on Mon afternoon, light winds from the NNE by Wed night).

Days 4–6 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Thu afternoon, min 21°C on Thu night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Warm (max 26°C on Mon afternoon, min 13°C on Tue morning). Winds increasing (calm on Sun morning, fresh winds from the NNW by Mon night).

Days 10–12 Weather Summary

Mostly dry. Warm (max 22°C on Sat morning, min 15°C on Wed morning). Wind will be generally light.

Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
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
10:51AM0.64m
10:51PM0.58m
11:29AM0.63m
11:35PM0.58m
12:09PM0.62m
00:23AM0.57m
12:52PM0.60m
1:16AM0.57m
1:39PM0.59m
2:15AM0.58m
2:31PM0.59m
3:18AM0.59m
3:29PM0.59m
4:23AM0.61m
4:29PM0.59m
5:27AM0.63m
5:30PM0.61m
6:28AM0.67m
6:30PM0.63m
7:25AM0.69m
7:28PM0.65m
8:20AM0.72m
8:25PM0.67m
Low Tide
5:33PM0.12m
5:40AM0.03m
6:13PM0.11m
6:23AM0.05m
6:55PM0.10m
7:09AM0.07m
7:42PM0.09m
8:00AM0.09m
8:33PM0.06m
8:57AM0.10m
9:29PM0.04m
9:59AM0.11m
10:29PM0.01m
11:04AM0.11m
11:30PM-0.03m
12:07PM0.09m
00:31AM-0.07m
1:08PM0.07m
1:29AM-0.11m
2:07PM0.04m
2:25AM-0.13m
3:02PM0.01m
3:20AM-0.15m
Wave
height (m) 
direction
period (s) 
1.1
ENE
5
1.3
ENE
6
1.6
E
6
1.6
E
6
1.2
E
6
0.9
ENE
5
0.8
ENE
4
0.8
ENE
4
0.7
ENE
4
0.5
E
4
0.3
ENE
4
0.2
ENE
3
0.4
N
3
0.3
NE
10
0.2
ENE
15
0.3
NE
14
0.3
NE
13
0.4
NE
13
0.3
NE
12
0.3
NE
12
0.3
NE
12
0.3
WNW
2
0.1
NE
11
0.7
NE
6
0.9
NNW
4
0.9
NNW
4
0.8
NE
8
0.6
NE
8
0.4
NE
8
0.3
NE
8
0.2
ENE
8
0.1
NE
8
0.1
NE
8
0.2
E
3
0.3
ESE
3
0.4
ESE
4
clear
part cloud
rain showers
clear
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
rain shwrs
clear
some clouds
some clouds
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
30
NE
30
ENE
30
E
30
E
30
ENE
20
ENE
25
ENE
25
ENE
20
ENE
10
NNE
15
ENE
10
N
15
N
15
ENE
5
ESE
10
NE
15
ENE
10
SE
0
NNE
10
SE
15
WNW
15
NW
15
NNW
25
NNW
25
NNW
25
NNW
20
NNW
15
N
15
ENE
10
N
10
N
10
E
5
WNW
10
NE
15
E
10
E
 mm 
1
max°C
24
24
24
24
24
24
24
23
22
22
24
23
24
24
23
24
23
23
24
25
22
24
26
22
16
17
13
19
20
20
20
20
20
21
21
21
Moonrise
9:12
9:51
10:27
10:59
11:31
12:03
12:37
1:15
1:58
2:50
3:50
4:57
Moonset
7:59
8:57
9:54
10:51
11:48
12:47
1:50
2:56
4:06
5:17
6:26
Sunrise
7:03
7:03
7:03
7:03
7:05
7:05
7:05
7:05
7:05
7:07
7:07
7:07
Sunset
5:35
5:36
5:36
5:37
5:37
5:37
5:38
5:38
5:39
5:39
5:40
5:42
Today's sea temperature in Key Biscayne is
24.7° C
(Statistics for 22 Dec 1981-2005 – mean: 24.2 max: 25.7 min: 22.2°C)
Issued (local time): 12 pm Monday 22 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest