Hourly Weather Forecast - Great Mills, MD

9 AM
32°F
80%
18mph
NNW
80% Chance of Heavy Snow
Humidity
86%
Feels like
20°F
Dew Point
28°F
10 AM
31°F
40%
19mph
NNW
40% Chance of Heavy Snow
Humidity
79%
Feels like
19°F
Dew Point
25°F
11 AM
30°F
30%
20mph
NW
30% Chance Snow Showers
Humidity
72%
Feels like
18°F
Dew Point
22°F
12 PM
30°F
0%
21mph
NW
Windy
Humidity
65%
Feels like
17°F
Dew Point
20°F
1 PM
29°F
0%
21mph
NW
Windy
Humidity
60%
Feels like
16°F
Dew Point
17°F
2 PM
28°F
0%
22mph
NW
Windy
Humidity
57%
Feels like
14°F
Dew Point
15°F
3 PM
26°F
0%
22mph
NW
Windy
Humidity
55%
Feels like
12°F
Dew Point
12°F
4 PM
24°F
0%
22mph
NW
Windy
Humidity
54%
Feels like
9°F
Dew Point
10°F
4:46 PM
5 PM
22°F
0%
23mph
NW
Windy
Humidity
53%
Feels like
6°F
Dew Point
8°F
6 PM
21°F
0%
23mph
NW
Windy
Humidity
53%
Feels like
4°F
Dew Point
6°F
7 PM
20°F
0%
23mph
NW
Windy
Humidity
52%
Feels like
3°F
Dew Point
5°F
8 PM
20°F
0%
23mph
NW
Windy
Humidity
53%
Feels like
3°F
Dew Point
5°F
9 PM
20°F
0%
22mph
NW
Windy
Humidity
54%
Feels like
3°F
Dew Point
6°F
10 PM
19°F
0%
22mph
NW
Windy
Humidity
57%
Feels like
3°F
Dew Point
6°F
11 PM
19°F
0%
21mph
NW
Windy
Humidity
58%
Feels like
3°F
Dew Point
7°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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