Big Spanish Key Sea Conditions and Tide Table

Big Spanish Key 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 07:30 AM and sunset is at 07:36 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 23°C on Thu afternoon, min 14°C on Fri morning). Winds decreasing (strong winds from the NNW on Thu night, light winds from the NNE by Fri night).

Days 4–6 Weather Summary

Light rain (total 4mm), mostly falling on Tue night. Warm air temperatures (max 24°C on Mon morning, min 21°C on Sun morning). Mainly fresh winds.

Days 7–9 Weather Summary

Light rain (total 4mm), mostly falling on Wed morning. Warm (max 24°C on Wed afternoon, min 21°C on Wed night). Winds decreasing (strong winds from the ENE on Wed night, light winds from the NE by Fri afternoon).

Days 10–12 Weather Summary

Mostly dry. Warm (max 24°C on Mon afternoon, min 22°C on Sat morning). Mainly fresh winds.

Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
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
6:02AM0.47m
5:45PM0.68m
6:52AM0.43m
6:34PM0.66m
7:53AM0.40m
7:31PM0.66m
9:12AM0.39m
8:38PM0.66m
2:30PM0.43m
9:51PM0.66m
12:08PM0.45m
11:03PM0.68m
12:29PM0.50m
00:10AM0.69m
12:59PM0.57m
1:10AM0.69m
1:31PM0.64m
2:05AM0.68m
2:05PM0.71m
2:56AM0.65m
2:42PM0.77m
3:46AM0.60m
3:21PM0.82m
4:35AM0.55m
Low Tide
9:49AM0.36m
2:02AM0.22m
10:04AM0.36m
3:18AM0.23m
10:26AM0.37m
4:26AM0.21m
10:48AM0.38m
5:22AM0.19m
4:32PM0.41m
6:08AM0.17m
5:35PM0.36m
6:47AM0.16m
6:28PM0.29m
7:22AM0.17m
7:18PM0.22m
7:54AM0.19m
8:07PM0.14m
8:25AM0.22m
8:56PM0.08m
8:55AM0.25m
9:47PM0.04m
9:26AM0.29m
10:40PM0.04m
Wave
height (m) 
direction
period (s) 
0.1
SW
2
0.2
WSW
2
0.6
NW
3
0.7
NNW
4
0.4
WNW
8
0.3
N
3
0.3
NNE
3
0.2
NNE
3
0.3
E
2
0.3
ESE
2
0.4
ESE
3
0.4
ESE
3
0.4
SE
2
0.2
ESE
2
0.2
E
2
0.2
E
2
0.1
E
2
0.3
NW
2
0.5
NE
3
0.4
ESE
3
0.6
ENE
3
0.5
NE
3
0.3
E
2
0.4
ENE
3
0.2
ENE
2
0.2
NNE
2
0.4
E
3
0.5
E
3
0.4
ESE
3
0.5
E
3
0.4
ESE
3
0.4
ESE
3
0.4
E
3
0.3
ESE
3
0.3
ESE
2
0.3
ESE
2
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
thunderstorm
light rain
rain showers
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
clear
some clouds
some clouds
some clouds
risk tstorm
light rain
rain shwrs
risk tstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
15
S
15
WSW
35
NW
30
NNE
10
NW
15
ENE
20
E
15
E
25
E
25
E
25
ESE
25
ESE
25
SE
15
ESE
15
E
15
E
5
E
15
N
25
NE
30
E
35
NE
25
ENE
25
E
25
ENE
20
NE
15
E
30
E
30
E
30
E
30
E
25
E
25
E
30
E
25
E
25
ESE
20
ESE
 mm 
4
1.0
1.0
2.0
max°C
22
23
23
17
17
19
19
21
21
22
23
23
24
24
24
23
24
24
22
24
23
22
23
23
22
23
23
22
23
23
23
23
23
23
24
24
Moonrise
12:30
1:26
2:22
3:15
4:04
4:49
5:30
6:08
6:45
7:21
7:59
8:41
Moonset
11:05
11:53
12:47
1:46
2:48
3:52
4:56
6:00
7:05
8:11
9:18
10:28
Sunrise
7:30
7:28
7:28
7:26
7:24
7:24
7:22
7:22
7:20
7:20
7:18
7:18
Sunset
7:36
7:37
7:37
7:37
7:37
7:37
7:38
7:38
7:39
7:39
7:39
7:40
Today's sea temperature in Big Spanish Key is 23.4 °C (Statistics for 20 Mar 1981-2005 – mean: 24.0 max: 25.8 min: 22.5°C)
Issued (local time): 7 am Thursday 20 Mar 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest