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 07:20 AM and sunset is at 05:52 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 20°C on Fri morning, min 11°C on Tue night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 2mm), mostly falling on Sun night. Warm air temperatures (max 20°C on Sun night, min 6°C on Mon morning). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Freeze-thaw conditions (max 14°C on Thu afternoon, min -5°C on Mon night). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 36mm), heaviest during Sat night. Freeze-thaw conditions (max 10°C on Sat night, min -1°C on Sun morning). Winds increasing (light winds from the NE on Fri night, strong winds from the NE by Sat afternoon).

Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sunday
1
Monday
2
Tuesday
3
Wednesday
4
Thu
5
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
High Tide
9:37AM0.91m
10:08PM0.84m
10:28AM0.84m
10:59PM0.86m
11:20AM0.76m
11:51PM0.86m
12:14PM0.68m
00:48AM0.85m
1:14PM0.62m
1:54AM0.86m
2:20PM0.59m
3:02AM0.91m
3:23PM0.59m
4:04AM0.99m
4:24PM0.62m
5:03AM1.08m
5:23PM0.66m
5:57AM1.15m
6:18PM0.73m
6:46AM1.18m
7:09PM0.79m
7:32AM1.16m
7:59PM0.85m
8:19AM1.09m
8:50PM0.89m
9:07AM0.99m
9:41PM0.91m
9:57AM0.88m
Low Tide
3:41PM-0.73m
3:55AM-0.61m
4:28PM-0.73m
4:54AM-0.59m
5:20PM-0.71m
5:57AM-0.56m
6:18PM-0.69m
7:07AM-0.54m
7:21PM-0.69m
8:16AM-0.54m
8:23PM-0.71m
9:18AM-0.56m
9:19PM-0.75m
10:17AM-0.59m
10:13PM-0.79m
11:16AM-0.64m
11:09PM-0.81m
12:11PM-0.70m
00:05AM-0.82m
12:59PM-0.78m
00:59AM-0.81m
1:44PM-0.83m
1:50AM-0.78m
2:27PM-0.84m
2:42AM-0.73m
3:11PM-0.81m
3:35AM-0.66m
3:56PM-0.75m
Wave
height (m) 
direction
period (s) 
0.7
ESE
9
0.7
ESE
9
0.8
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
10
0.9
ESE
10
0.9
ESE
10
1.4
NE
5
1.6
ENE
7
2.1
ENE
7
1.9
E
10
1.4
E
10
1.2
E
10
1.1
E
9
1.1
E
10
1.4
N
5
1.7
NE
6
1.5
ENE
9
1.1
ENE
9
0.9
ENE
10
0.8
ENE
10
0.7
E
10
0.7
E
9
0.7
E
9
0.8
NNE
6
0.7
NE
6
0.5
E
9
0.4
ESE
9
0.9
NNE
4
1.9
NE
6
2.5
ENE
8
1.7
ENE
9
1.6
ENE
10
1.5
ENE
10
1.1
N
6
0.8
NNE
6
0.6
NNE
5
0.4
ENE
10
0.5
E
11
0.8
ENE
12
0.8
ENE
11
0.8
ENE
11
0.7
ENE
10
0.5
E
11
part cloud
cloud
cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
rain showers
part cloud
clear
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
cloud
light rain
light rain
heavy rain
heavy rain
cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
clear
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
some clouds
rain shwrs
some clouds
clear
clear
some clouds
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
cloudy
light rain
light rain
heavy rain
heavy rain
cloudy
some clouds
some clouds
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
some clouds
clear
 km/h
15
NNE
10
NE
10
NNE
10
NE
15
NE
10
NE
5
NE
10
E
10
ENE
25
NE
25
NNE
25
NNE
15
NNE
15
ENE
20
N
20
NW
25
NNW
25
NNW
25
N
20
NNE
15
N
10
NNE
10
NE
10
NW
15
WNW
20
WNW
15
NW
15
N
15
ENE
10
NE
20
N
35
NNE
30
NNE
20
NW
30
WNW
30
WNW
25
WNW
20
WNW
15
NW
10
W
10
WNW
15
WNW
20
WNW
20
NW
15
N
10
N
 mm 
2
1
3
18
14
max°C
15
15
16
16
16
18
20
20
19
17
16
13
10
16
20
7
11
3
0
1
2
6
8
8
11
14
8
6
6
9
8
9
10
1
2
-1
2
5
0
8
11
6
10
11
7
8
Moonrise
9:11
9:40
10:09
10:39
11:12
11:49
12:33
1:26
2:28
3:36
4:47
5:57
7:04
8:07
9:07
Moonset
8:48
9:48
10:49
11:52
12:58
2:07
3:18
4:27
5:31
6:25
7:11
7:50
8:23
8:53
9:21
Sunrise
7:20
7:20
7:20
7:20
7:20
7:18
7:18
7:18
7:18
7:16
7:16
7:16
7:15
7:15
7:13
7:13
Sunset
5:52
5:52
5:53
5:54
5:55
5:57
5:57
5:58
5:59
6:00
6:00
6:01
6:02
6:02
6:04
Today's sea temperature in Saint Johns River at Navy degaussing structure is
14.7° C
(Statistics for 21 Jan 1981-2005 – mean: 20.3 max: 22.5 min: 17.4°C)
Issued (local time): 12 am Wednesday 21 Jan 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest