Saint Johns River at Navy degaussing structure Sea Conditions and Tide Table

Saint Johns River at Navy degaussing structure 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 05:25 PM.

Days 1–4 Weather Summary

Mostly dry. Cool air temperatures (max 19°C on Wed morning, min 4°C on Sun night). Winds decreasing (fresh winds from the NNE on Sun night, calm by Wed morning).

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 21°C on Thu afternoon, min 12°C on Fri night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 24°C on Sun afternoon, min 19°C on Sat afternoon). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Warm (max 27°C on Wed afternoon, min 15°C on Wed night). Winds increasing (light winds from the ESE on Tue afternoon, fresh winds from the NNE by Wed night).

Sun
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Fri
26
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
4:25PM0.52m
4:50AM0.72m
5:11PM0.53m
5:32AM0.76m
5:50PM0.55m
6:10AM0.82m
6:24PM0.57m
6:45AM0.89m
6:57PM0.59m
7:20AM0.95m
7:32PM0.60m
7:57AM1.01m
8:11PM0.60m
8:37AM1.03m
8:56PM0.61m
9:20AM1.01m
9:44PM0.63m
10:05AM0.97m
10:33PM0.66m
10:51AM0.90m
11:22PM0.69m
11:39AM0.80m
00:13AM0.72m
12:33PM0.72m
Low Tide
10:07PM-0.39m
10:58AM-0.39m
10:50PM-0.37m
11:44AM-0.39m
11:31PM-0.39m
12:25PM-0.41m
00:07AM-0.43m
1:03PM-0.44m
00:42AM-0.49m
1:40PM-0.48m
1:15AM-0.55m
2:17PM-0.53m
1:50AM-0.60m
2:56PM-0.57m
2:29AM-0.61m
3:37PM-0.61m
3:14AM-0.59m
4:19PM-0.64m
4:06AM-0.56m
5:04PM-0.64m
5:04AM-0.52m
5:53PM-0.64m
6:09AM-0.49m
Wave
height (m) 
direction
period (s) 
0.9
NNW
4
2.3
NE
7
2
ENE
9
1.7
ENE
10
1.3
ENE
10
1.2
E
10
1
E
9
0.8
E
9
0.8
ESE
9
0.8
ESE
10
0.8
ESE
9
0.8
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.8
ESE
9
0.8
ESE
9
0.7
ESE
9
0.8
ESE
9
0.9
ESE
9
0.9
ESE
9
0.8
ESE
8
0.8
E
8
0.8
ESE
8
1.1
ENE
5
1.3
ENE
7
1.6
E
9
1.4
E
9
1.2
E
9
1
E
8
0.9
E
8
1
E
8
1.9
ENE
8
1.7
E
8
1.6
E
9
1.3
E
9
part cloud
clear
cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
some clouds
clear
cloudy
some clouds
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
 km/h
30
NNW
35
NNE
25
NE
20
NNE
10
NNE
15
NE
15
NE
5
NE
5
NNE
10
NE
5
ENE
0
E
10
SE
10
SW
20
WNW
15
NNW
15
N
10
NNE
10
ENE
5
S
5
SW
5
ESE
0
SW
20
NE
20
NE
10
N
5
ENE
10
E
10
S
10
WNW
10
WNW
25
NNE
25
NNE
20
NE
15
ESE
10
SSE
 mm 
max°C
17
8
9
9
13
14
14
18
19
19
19
20
21
20
20
20
14
18
20
20
23
24
22
20
20
20
23
22
22
25
27
21
17
19
19
20
Moonrise
3:21
4:17
5:14
6:12
7:07
7:59
8:46
9:28
10:05
10:38
11:08
11:37
Moonset
2:18
2:51
3:28
4:11
5:01
5:55
6:53
7:53
8:54
9:54
10:53
Sunrise
7:13
7:15
7:15
7:16
7:16
7:16
7:18
7:18
7:18
7:18
7:20
7:20
Sunset
5:25
5:25
5:27
5:27
5:27
5:28
5:28
5:29
5:29
5:30
5:30
5:30
Today's sea temperature in Saint Johns River at Navy degaussing structure is
16.5° C
(Statistics for 14 Dec 1981-2005 – mean: 21.9 max: 24.2 min: 20.3°C)
Issued (local time): 6 pm Sunday 14 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest