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 — and sunset is at 05:39 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 25°C on Thu afternoon, min 21°C on Fri night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Sun morning, min 21°C on Mon night). Winds increasing (light winds from the NE on Sun morning, fresh winds from the ENE by Mon afternoon).

Days 8–10 Weather Summary

Mostly dry. Warm (max 22°C on Tue afternoon, min 21°C on Tue night). Mainly fresh winds.

Days 11–13 Weather Summary

Mostly dry. Warm (max 22°C on Fri afternoon, min 20°C on Sat morning). Wind will be generally light.

Wed
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Mon
29
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
AM
Wave Height Map
High Tide
1:45PM0.52m
11:07PM0.76m
1:34PM0.52m
11:51PM0.77m
1:36PM0.52m
00:34AM0.79m
2:03PM0.52m
1:17AM0.80m
2:36PM0.52m
1:59AM0.80m
3:14PM0.52m
2:41AM0.79m
3:52PM0.53m
3:25AM0.77m
4:32PM0.54m
4:11AM0.73m
5:13PM0.57m
5:03AM0.67m
5:55PM0.60m
6:01AM0.61m
6:38PM0.64m
7:08AM0.55m
7:26PM0.69m
8:26AM0.50m
Low Tide
5:50PM0.42m
7:03AM0.17m
6:26PM0.42m
7:44AM0.17m
6:59PM0.41m
8:26AM0.17m
7:26PM0.41m
9:06AM0.17m
7:48PM0.41m
9:47AM0.18m
8:07PM0.41m
10:26AM0.19m
8:37PM0.41m
11:05AM0.22m
9:28PM0.40m
11:42AM0.25m
10:57PM0.39m
12:20PM0.28m
00:44AM0.36m
12:58PM0.33m
2:08AM0.30m
1:40PM0.37m
3:19AM0.23m
Wave
height (m) 
direction
period (s) 
0.3
E
2
0.3
E
2
0.3
ESE
2
0.2
ESE
2
0.1
SE
2
0.1
NW
1
0.1
NW
2
0.3
NNW
2
0.3
NNE
3
0.2
NNE
2
0.3
NNE
3
0.3
NE
2
0.2
N
3
0.4
NE
3
0.5
NE
3
0.5
E
3
0.5
ENE
3
0.6
ENE
3
0.6
E
3
0.6
ENE
3
0.4
ENE
3
0.4
E
3
0.5
ENE
3
0.4
ENE
3
0.4
E
3
0.3
ENE
2
0.3
ENE
2
0.2
E
2
0.2
E
2
0.1
NE
2
0.1
NE
2
0.1
E
2
0.2
ENE
2
0.2
E
2
0.3
ESE
2
0.3
ESE
2
clear
clear
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
25
E
20
E
25
ESE
15
SE
10
SSE
15
WNW
15
NNW
20
NNW
20
NE
15
E
15
ENE
20
NE
20
E
25
NE
30
NE
35
ENE
35
ENE
35
ENE
35
ENE
35
NE
30
ENE
30
E
35
ENE
30
ENE
25
ENE
20
ENE
20
ENE
20
E
20
E
15
NNE
10
ENE
10
ENE
15
ENE
15
E
20
E
25
E
 mm 
max°C
23
23
24
25
24
24
23
23
23
23
23
24
23
23
22
22
22
22
22
22
22
22
22
22
22
22
22
22
22
21
22
22
21
22
22
22
Moonrise
5:56
6:51
7:43
8:31
9:15
9:55
10:30
11:04
11:36
12:08
12:43
1:21
Moonset
3:43
4:27
5:17
6:11
7:08
8:06
9:03
10:00
10:56
11:53
12:52
1:53
Sunrise
7:03
7:03
7:05
7:05
7:05
7:05
7:07
7:07
7:07
7:07
7:07
7:09
Sunset
5:39
5:39
5:39
5:40
5:40
5:42
5:42
5:43
5:43
5:44
5:45
5:45
Today's sea temperature in Big Spanish Key is
23.5° C
(Statistics for 17 Dec 1981-2005 – mean: 24.9 max: 26.3 min: 24.0°C)
Issued (local time): 6 pm Wednesday 17 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest