Fort McHenry Marsh, Patapsco River Sea Conditions and Tide Table

Fort McHenry Marsh, Patapsco 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 — and sunset is at 05:52 PM.

Days 1–4 Weather Summary

Mostly dry. Icy conditions (max 15°C on Tue morning, min -2°C on Sat night). Wind will be generally light.

Days 5–7 Weather Summary

Moderate rain (total 18mm), heaviest on Wed night. Icy conditions (max 19°C on Wed afternoon, min 0°C on Thu morning). Winds decreasing (fresh winds from the NW on Wed night, light winds from the ENE by Thu night).

Days 8–10 Weather Summary

Moderate rain (total 12mm), heaviest on Sun night. Very mild (max 17°C on Sun afternoon, min 3°C on Fri night). Wind will be generally light.

Days 11–13 Weather Summary

Heavy rain (total 33mm), heaviest during Wed morning. Very mild (max 15°C on Tue afternoon, min 3°C on Wed night). Winds increasing (light winds from the SSW on Tue afternoon, fresh winds from the SSE by Wed afternoon).

Sat
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thu
7
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
7:02PM0.33m
7:32PM0.32m
7:43AM0.28m
8:02PM0.31m
8:25AM0.29m
8:34PM0.29m
9:03AM0.30m
9:12PM0.27m
9:41AM0.31m
9:55PM0.25m
10:20AM0.32m
10:45PM0.23m
11:07AM0.33m
11:39PM0.21m
12:05PM0.34m
00:36AM0.20m
1:14PM0.36m
1:32AM0.20m
2:24PM0.38m
2:27AM0.22m
3:29PM0.40m
3:21AM0.24m
Low Tide
1:39AM0.00m
1:25PM-0.02m
2:09AM-0.02m
2:08PM0.01m
2:38AM-0.03m
2:53PM0.03m
3:08AM-0.03m
3:41PM0.05m
3:39AM-0.03m
4:33PM0.05m
4:11AM-0.02m
5:32PM0.05m
4:46AM-0.00m
6:35PM0.06m
5:28AM-0.00m
7:42PM0.06m
8:48PM0.07m
7:19AM-0.03m
9:47PM0.07m
8:26AM-0.05m
10:39PM0.06m
9:33AM-0.08m
Wave
height (m) 
direction
period (s) 
cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
cloud
light rain
light rain
light rain
cloud
rain showers
clear
clear
clear
clear
part cloud
part cloud
cloud
light rain
part cloud
part cloud
part cloud
mod rain
light rain
cloud
mod rain
cloud
part cloud
mod rain
heavy rain
light rain
rain showers
clear
cloudy
clear
some clouds
clear
some clouds
some clouds
some clouds
some clouds
cloudy
light rain
light rain
light rain
cloudy
rain shwrs
clear
clear
clear
clear
some clouds
some clouds
cloudy
light rain
some clouds
some clouds
some clouds
mod rain
light rain
cloudy
mod rain
cloudy
some clouds
mod rain
heavy rain
light rain
rain shwrs
clear
 km/h
20
N
15
N
0
WSW
10
S
15
SSW
10
SW
10
SSE
10
SSE
15
S
20
S
15
SSW
20
SSW
25
SSW
25
WNW
25
NW
20
NNW
10
N
10
SSE
20
SSE
10
SSE
5
ESE
5
N
5
ENE
10
ENE
15
ESE
10
ENE
15
ENE
15
E
15
E
10
E
10
ESE
10
SE
25
SSE
35
SSE
30
W
25
WNW
 mm 
2.0
1.0
2.0
13
1.0
7
4
6
10
11
4
2.0
max°C
7
1
4
6
4
12
13
10
15
14
13
15
19
17
4
6
4
5
6
5
9
11
11
16
17
12
12
14
12
13
15
13
14
15
9
8
Moonrise
6:08
7:07
8:05
9:04
10:05
11:07
12:12
1:19
2:25
3:26
4:20
5:06
Moonset
7:06
7:27
7:47
8:07
8:27
8:49
9:15
9:47
10:26
11:16
12:17
1:29
2:47
Sunrise
6:43
6:43
6:41
6:39
6:37
6:37
6:35
6:33
6:33
6:31
6:30
6:28
Sunset
5:52
5:53
5:54
5:55
5:57
5:58
5:59
6:00
6:01
6:02
6:04
6:05
Today's sea temperature in Fort McHenry Marsh, Patapsco River is 5.7 °C (Statistics for 24 Feb 1981-2005 – mean: 1.1 max: 3.6 min: -0.4°C)
Nearest