Hourly Weather Forecast - Mechanicsville, MD

12 AM
48°F
30%
3mph
SSW
30% Chance of Light Rain
Humidity
88%
Feels like
47°F
Dew Point
45°F
1 AM
48°F
30%
3mph
SSW
30% Chance of Light Rain
Humidity
88%
Feels like
48°F
Dew Point
45°F
2 AM
49°F
10%
3mph
SW
Cloudy
Humidity
88%
Feels like
49°F
Dew Point
45°F
3 AM
49°F
10%
3mph
SW
Mostly Cloudy
Humidity
89%
Feels like
49°F
Dew Point
46°F
4 AM
49°F
30%
3mph
SW
30% Chance of Light Rain
Humidity
90%
Feels like
49°F
Dew Point
47°F
5 AM
50°F
30%
3mph
SW
30% Chance of Light Rain
Humidity
91%
Feels like
50°F
Dew Point
47°F
6 AM
51°F
30%
4mph
SW
30% Chance of Light Rain
Humidity
91%
Feels like
51°F
Dew Point
49°F
7 AM
52°F
30%
4mph
SW
30% Chance of Light Rain
Humidity
92%
Feels like
52°F
Dew Point
50°F
7:22 AM
8 AM
54°F
30%
2mph
SW
30% Chance of Light Rain
Humidity
90%
Feels like
54°F
Dew Point
51°F
9 AM
56°F
30%
3mph
SW
30% Chance Rain Showers
Humidity
87%
Feels like
56°F
Dew Point
52°F
10 AM
59°F
30%
4mph
SW
30% Chance Rain Showers
Humidity
82%
Feels like
59°F
Dew Point
53°F
11 AM
61°F
30%
4mph
WSW
30% Chance Rain Showers
Humidity
76%
Feels like
61°F
Dew Point
54°F
12 PM
64°F
30%
4mph
WSW
30% Chance of Light Rain
Humidity
72%
Feels like
64°F
Dew Point
54°F
1 PM
65°F
30%
5mph
WSW
30% Chance of Light Rain
Humidity
69%
Feels like
65°F
Dew Point
55°F
2 PM
65°F
30%
5mph
WSW
30% Chance Rain Showers
Humidity
69%
Feels like
65°F
Dew Point
55°F
3 PM
64°F
30%
4mph
WSW
30% Chance Rain Showers
Humidity
70%
Feels like
64°F
Dew Point
54°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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