St Marys RiverUSGS · 01661500
St Marys River
ST MARYS RIVER AT GREAT MILLS, MD
Saint Mary's County, MD · Site #01661500
Flow Rate
9cfs
Air Temp
62°F
Fish Index
81score
River Flow Rate
9cfs
Period Peak
71cfs
Period Low
9cfs
SPONSORED
Weather Conditions
Time
Thu10AM
11AM
12PM
1PM
●NOW
3PM
4PM
5PM
6PM
7PM
8PM
9PM
10PM
11PM
Fri12AM
1AM
2AM
3AM
4AM
5AM
6AM
7AM
8AM
9AM
10AM
11AM
12PM
1PM
2PM
3PM
4PM
5PM
6PM
7PM
8PM
9PM
10PM
11PM
Sat12AM
1AM
2AM
3AM
4AM
5AM
6AM
7AM
8AM
9AM
Temp
°F · Feels like62°
Feels 62°F
62°☁️
66°☁️
71°☁️
74°⛅
76°☀️
78°☀️
79°☁️
79°☀️
78°☁️
74°☁️
71°☁️
70°☀️
70°☀️
69°☁️
70°☁️
69°☁️
69°☁️
68°⛅
67°☁️
66°☁️
66°☁️
65°🌤️
66°☁️
67°☁️
65°☁️
56°☁️
56°☁️
54°☁️
51°☁️
49°☁️
47°🌧️
45°🌧️
45°🌧️
43°🌧️
44°☁️
44°☁️
44°☁️
44°☁️
44°☁️
44°🌦️
42°☁️
40°🌦️
39°☁️
37°☁️
34°☁️
33°☀️
33°☀️
36°☀️
Wind
mph · Gusts14
SW · Gusts 24 mph
14
↑SW
14
↑SSW
14
↑SSW
14
↑SSW
14
↑SSW
15
↑SSW
16
↑SSW
17
↑SSW
15
↑SSW
13
↑SSW
13
↑S
17
↑SSW
18
↑SSW
18
↑SSW
17
↑SSW
16
↑SW
15
↑SW
13
↑SW
13
↑SW
12
↑SW
11
↑SW
10
↑SW
8
↑WSW
8
↑N
10
↑NNW
17
↑N
15
↑N
17
↑N
16
↑N
15
↑N
14
↑N
16
↑N
12
↑NNE
10
↑N
6
↑NNE
4
↑NNE
4
↑NNW
4
↑NNW
7
↑NNW
10
↑NW
10
↑NNW
11
↑NNW
15
↑NW
13
↑NW
12
↑NNW
10
↑NNW
9
↑NNW
11
↑NNW
Precip
Chance %0%
None currently
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
6%
6%
7%
10%
8%
11%
18%
20%
31%
22%
33%
33%
48%
50%
76%
82%
76%
85%
62%
62%
62%
62%
62%
62%
6%
6%
6%
6%
6%
6%
—
Pressure
hPa · Trend1016
↘ Falling
Cloud
Sky condition93%
Overcast
☁️
93%
☁️
100%
☁️
82%
🌥️
78%
☀️
0%
☀️
0%
☁️
97%
☀️
0%
☁️
100%
☁️
100%
☁️
100%
🌙
8%
🌙
4%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
🌥️
69%
☁️
100%
☁️
100%
☁️
100%
⛅
30%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
☁️
100%
⛅
50%
☀️
7%
☀️
0%
Temperature
Wind
Gusts
Precipitation
Pressure
Now
Fish Index
81Temperature
Ideal
Wind
Moderate
Pressure
Falling — Active
Moon Phase
Good
Daylight
Sunrise
06:59 AM
Sunset
07:23 PM
Moon Phase
🌓
First Quarter
56% illuminated
Good
Station Location
38.2418, -76.5037Loading map…
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