Water Treatment Dock, Mayport Naval Station, St Johns River Sea Conditions and Tide Table

Water Treatment Dock, Mayport Naval Station, St Johns River 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 06:22 AM and sunset is at 08:25 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 28°C on Wed afternoon, min 24°C on Wed night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 2mm), mostly falling on Sat night. Very warm air temperatures (max 33°C on Sat afternoon, min 25°C on Sat night). Wind will be generally light.

Days 7–9 Weather Summary

Heavy rain (total 23mm), heaviest during Wed night. Warm (max 34°C on Mon afternoon, min 24°C on Wed night). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 31mm), heaviest during Thu night. Warm (max 31°C on Thu afternoon, min 23°C on Sat afternoon). Wind will be generally light.

Days 13–16 Weather Summary

Moderate rain (total 11mm), heaviest on Mon night. Warm (max 29°C on Wed afternoon, min 24°C on Wed morning). Wind will be generally light.

Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wed
24
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
PM
Wave Height Map
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High Tide
3:58PM1.44m
4:14AM1.29m
4:58PM1.52m
5:17AM1.28m
5:56PM1.61m
6:18AM1.29m
6:54PM1.68m
7:18AM1.30m
7:50PM1.74m
8:15AM1.33m
8:46PM1.78m
9:12AM1.35m
9:42PM1.79m
10:09AM1.37m
10:37PM1.77m
11:05AM1.39m
11:30PM1.72m
12:01PM1.41m
00:22AM1.65m
12:56PM1.41m
1:13AM1.56m
1:51PM1.42m
2:05AM1.46m
2:48PM1.42m
2:59AM1.36m
3:45PM1.43m
3:53AM1.28m
4:41PM1.44m
Low Tide
9:27AM0.05m
10:02PM0.16m
10:18AM-0.03m
11:03PM0.08m
11:11AM-0.11m
00:03AM-0.01m
12:07PM-0.19m
1:03AM-0.10m
1:03PM-0.27m
2:01AM-0.18m
1:59PM-0.33m
2:55AM-0.24m
2:54PM-0.36m
3:48AM-0.27m
3:48PM-0.34m
4:40AM-0.25m
4:43PM-0.28m
5:34AM-0.21m
5:41PM-0.18m
6:30AM-0.15m
6:43PM-0.07m
7:26AM-0.09m
7:49PM0.03m
8:20AM-0.04m
8:51PM0.10m
9:10AM0.00m
9:49PM0.15m
9:56AM0.04m
Wave
Height (m)
Direction
Period (s)
0.6
E
8
0.6
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.8
ESE
5
0.6
E
8
0.7
E
8
0.8
ESE
5
0.5
E
7
0.5
E
7
0.5
E
7
0.4
ESE
8
0.5
E
8
0.5
SE
4
0.3
E
9
0.5
ESE
4
0.6
SE
4
0.5
E
9
1
SE
4
0.8
SE
5
0.6
ESE
6
0.7
SE
4
0.8
SSE
5
0.7
SE
5
1
SE
5
1
SE
6
0.6
SE
5
0.8
SE
5
1.3
SE
5
0.6
SE
6
1
ESE
4
0.8
ESE
5
0.7
ESE
5
0.5
ESE
7
0.6
ESE
7
0.7
SE
4
0.6
ESE
4
0.5
ESE
7
0.4
ESE
6
0.6
ESE
4
0.7
SE
4
0.7
ESE
5
0.8
ESE
5
0.9
SE
4
0.6
ESE
6
0.7
SE
4
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
thunderstorm
part cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
thunderstorm
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
thunderstorm
light rain
light rain
light rain
thunderstorm
part cloud
clear
clear
thunderstorm
thunderstorm
clear
rain showers
clear
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
some clouds
risk tstorm
some clouds
cloudy
some clouds
clear
clear
clear
clear
some clouds
risk tstorm
clear
some clouds
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
cloudy
risk tstorm
light rain
light rain
light rain
risk tstorm
some clouds
clear
clear
risk tstorm
risk tstorm
clear
rain shwrs
clear
clear
km/h
15
E
15
E
15
SE
15
SE
20
ESE
15
S
10
SSE
20
SE
10
S
5
NW
15
ESE
10
SW
10
W
15
S
10
W
5
WSW
20
SE
10
WSW
15
SW
15
SSW
15
WSW
15
WSW
10
S
15
SSW
20
S
20
SSE
15
S
10
SSW
15
ENE
20
SSE
5
SE
25
ESE
10
SE
10
SE
10
ESE
10
SE
15
ESE
10
SE
10
S
15
SE
20
SE
15
SE
15
SE
20
SE
15
SSE
10
SSE
25
SE
2
2
21
2
2
12
2
5
3
2
1
3
1
6
2
1
max °C
26
26
25
27
28
26
28
28
27
31
31
29
32
33
29
29
32
31
30
34
33
30
33
29
31
34
25
29
31
24
25
25
25
26
23
25
25
25
26
27
28
27
28
28
27
28
29
Moonrise
2:03
2:33
3:07
3:45
4:32
5:28
6:34
7:46
9:00
10:11
11:17
12:19
1:18
2:16
3:12
4:09
Moonset
2:40
3:43
4:51
6:02
7:17
8:30
9:35
10:30
11:17
11:54
12:27
12:57
1:25
1:53
2:22
Sunrise
6:22
6:22
6:22
6:22
6:22
6:22
6:22
6:22
6:22
6:22
6:22
6:22
6:24
6:24
6:24
6:24
Sunset
8:25
8:27
8:27
8:28
8:28
8:28
8:29
8:29
8:29
8:29
8:30
8:30
8:30
8:30
8:30
8:30
Today's sea temperature in Water Treatment Dock, Mayport Naval Station, St Johns River is
26.8° C
(Statistics for 09 Jun 1981-2005 – mean: 26.9 max: 28.3 min: 24.8°C)
Issued (local time): 1 am Tuesday 09 Jun 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest