Guard Shore, Chesapeake Bay Sea Conditions and Tide Table

Guard Shore, Chesapeake Bay 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 07:13 AM and sunset is at 04:45 PM.

Days 1–3 Weather Summary

Moderate rain (total 17mm), heaviest on Thu night. Icy conditions (max 15°C on Thu night, min 0°C on Fri night). Winds decreasing (strong winds from the W on Fri afternoon, light winds from the WNW by Sat morning).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 11°C on Sun afternoon, min -3°C on Sun night). Winds decreasing (fresh winds from the NW on Sun night, calm by Mon night).

Days 7–9 Weather Summary

Light rain (total 5mm), mostly falling on Wed night. Very mild (max 16°C on Thu afternoon, min 3°C on Tue night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 10°C on Mon night, min -4°C on Sat night). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Mon
29
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
High Tide
11:04AM0.73m
11:20PM0.52m
11:42AM0.73m
11:58PM0.52m
12:21PM0.73m
00:36AM0.53m
1:00PM0.72m
1:15AM0.54m
1:37PM0.71m
1:55AM0.55m
2:15PM0.69m
2:35AM0.55m
2:53PM0.68m
3:18AM0.56m
3:33PM0.65m
4:04AM0.58m
4:18PM0.62m
4:55AM0.60m
5:08PM0.59m
5:53AM0.63m
6:08PM0.55m
6:57AM0.67m
Low Tide
6:11PM0.02m
5:48AM0.01m
6:47PM0.01m
6:28AM-0.01m
7:21PM-0.00m
7:06AM-0.01m
7:55PM-0.01m
7:44AM-0.01m
8:30PM-0.01m
8:24AM-0.01m
9:08PM-0.02m
9:07AM0.01m
9:49PM-0.02m
9:55AM0.02m
10:33PM-0.03m
10:50AM0.03m
11:22PM-0.04m
11:51AM0.03m
00:14AM-0.05m
12:57PM0.03m
1:09AM-0.06m
2:03PM0.01m
Wave
height (m) 
direction
period (s) 
0.7
ESE
9
0.7
ESE
4
1.7
SSE
6
2.1
SE
9
1.8
SE
10
1
SE
9
0.7
SE
9
0.6
SE
8
1.2
S
5
1
S
5
0.8
ESE
12
1
NNW
4
1.1
N
4
0.6
ESE
10
0.4
ESE
10
0.7
SSW
3
0.9
SSW
4
0.8
S
5
0.3
ESE
10
0.4
ESE
10
0.3
ESE
10
0.7
S
4
0.6
S
4
0.4
SSE
4
0.5
S
4
0.6
S
5
0.8
E
5
0.9
NE
6
0.6
ENE
7
0.6
ENE
6
0.8
ENE
6
0.9
ENE
6
0.7
ENE
7
0.7
ESE
4
0.8
ESE
4
cloud
cloud
heavy rain
rain showers
clear
clear
clear
clear
clear
cloud
clear
clear
part cloud
clear
part cloud
cloud
cloud
cloud
part cloud
clear
light rain
light rain
part cloud
light rain
rain showers
clear
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
cloud
cloudy
cloudy
heavy rain
rain shwrs
clear
clear
clear
clear
clear
cloudy
clear
clear
some clouds
clear
some clouds
cloudy
cloudy
cloudy
some clouds
clear
light rain
light rain
some clouds
light rain
rain shwrs
clear
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
 km/h
20
SE
15
SSE
40
SSE
35
WSW
50
W
20
WNW
10
NNW
10
S
30
SSW
25
WSW
25
WNW
40
NW
35
NNW
20
NNW
10
SSW
30
SSW
25
SW
20
WSW
15
NNW
5
NNE
10
S
30
SSW
10
SW
10
W
20
SSW
25
WNW
20
N
25
N
20
N
15
N
20
NNE
15
ENE
10
E
20
SSE
15
SSE
 mm 
14
3
1
1
1
2
max°C
12
14
15
12
7
2
1
3
6
10
11
1
-1
0
1
3
4
7
7
8
7
13
16
15
14
16
9
1
1
-1
-1
-1
3
6
8
Moonrise
6:12
7:09
8:01
8:47
9:25
9:58
10:26
10:52
11:16
11:40
12:06
12:35
Moonset
3:23
4:11
5:06
6:07
7:10
8:15
9:20
10:25
11:30
12:38
1:48
Sunrise
7:13
7:13
7:13
7:13
7:15
7:15
7:16
7:16
7:16
7:16
7:16
7:16
Sunset
4:45
4:45
4:45
4:46
4:46
4:47
4:47
4:49
4:50
4:50
4:51
4:52
Today's sea temperature in Guard Shore, Chesapeake Bay is
6.8° C
(Statistics for 18 Dec 1981-2005 – mean: 9.8 max: 12.0 min: 7.0°C)
Issued (local time): 12 am Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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