Hourly Weather Forecast - Mechanicsville, MD

12 AM
45°F
0%
2mph
WNW
Mostly Clear
Humidity
82%
Feels like
45°F
Dew Point
40°F
1 AM
44°F
0%
3mph
WNW
Mostly Clear
Humidity
83%
Feels like
44°F
Dew Point
39°F
2 AM
43°F
0%
3mph
NW
Clear
Humidity
84%
Feels like
42°F
Dew Point
39°F
3 AM
42°F
0%
4mph
NW
Clear
Humidity
86%
Feels like
39°F
Dew Point
38°F
4 AM
41°F
0%
4mph
NW
Clear
Humidity
86%
Feels like
38°F
Dew Point
37°F
5 AM
40°F
0%
4mph
NW
Clear
Humidity
86%
Feels like
37°F
Dew Point
36°F
6 AM
40°F
0%
4mph
NW
Clear
Humidity
81%
Feels like
38°F
Dew Point
35°F
7 AM
42°F
0%
4mph
NNW
Clear
Humidity
74%
Feels like
39°F
Dew Point
34°F
7:21 AM
8 AM
44°F
0%
5mph
NNW
Sunny
Humidity
68%
Feels like
41°F
Dew Point
34°F
9 AM
45°F
0%
5mph
NNW
Mostly Sunny
Humidity
64%
Feels like
42°F
Dew Point
34°F
10 AM
47°F
0%
6mph
NNW
Mostly Sunny
Humidity
61%
Feels like
44°F
Dew Point
34°F
11 AM
48°F
0%
5mph
NNW
Mostly Sunny
Humidity
57%
Feels like
45°F
Dew Point
33°F
12 PM
48°F
0%
5mph
NNW
Sunny
Humidity
50%
Feels like
47°F
Dew Point
31°F
1 PM
49°F
0%
4mph
NNW
Sunny
Humidity
48%
Feels like
48°F
Dew Point
31°F
2 PM
49°F
0%
3mph
NNW
Sunny
Humidity
47%
Feels like
49°F
Dew Point
30°F
3 PM
48°F
0%
1mph
NNW
Sunny
Humidity
48%
Feels like
48°F
Dew Point
30°F
4 PM
46°F
0%
0mph
NNW
Sunny
Humidity
51%
Feels like
46°F
Dew Point
29°F
4:51 PM
5 PM
43°F
0%
0mph
N
Clear
Humidity
54%
Feels like
43°F
Dew Point
28°F
6 PM
41°F
0%
0mph
NNE
Clear
Humidity
60%
Feels like
41°F
Dew Point
28°F
7 PM
39°F
0%
0mph
NE
Clear
Humidity
63%
Feels like
39°F
Dew Point
28°F
8 PM
38°F
0%
0mph
ENE
Mostly Clear
Humidity
67%
Feels like
38°F
Dew Point
28°F
9 PM
37°F
0%
0mph
E
Partly Cloudy
Humidity
68%
Feels like
37°F
Dew Point
28°F
10 PM
37°F
0%
1mph
ESE
Mostly Cloudy
Humidity
70%
Feels like
37°F
Dew Point
28°F
11 PM
36°F
0%
1mph
SE
Partly Cloudy
Humidity
71%
Feels like
36°F
Dew Point
28°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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