Hourly Weather Forecast - Antietam, MD

12 AM
24°F
0%
6mph
WNW
Mostly Clear
Humidity
53%
Feels like
17°F
Dew Point
10°F
1 AM
24°F
0%
5mph
WNW
Mostly Clear
Humidity
54%
Feels like
17°F
Dew Point
10°F
2 AM
24°F
0%
5mph
NW
Clear
Humidity
54%
Feels like
17°F
Dew Point
10°F
3 AM
24°F
0%
5mph
NW
Clear
Humidity
55%
Feels like
17°F
Dew Point
10°F
4 AM
23°F
0%
4mph
NW
Clear
Humidity
56%
Feels like
17°F
Dew Point
10°F
5 AM
23°F
0%
2mph
NW
Clear
Humidity
56%
Feels like
23°F
Dew Point
10°F
6 AM
23°F
10%
1mph
SE
Clear
Humidity
59%
Feels like
23°F
Dew Point
10°F
7 AM
23°F
10%
4mph
SE
Clear
Humidity
60%
Feels like
18°F
Dew Point
11°F
7:26 AM
8 AM
25°F
10%
5mph
SSE
Sunny
Humidity
58%
Feels like
19°F
Dew Point
12°F
9 AM
27°F
10%
5mph
SSE
Sunny
Humidity
53%
Feels like
21°F
Dew Point
12°F
10 AM
30°F
10%
6mph
SSE
Sunny
Humidity
49%
Feels like
24°F
Dew Point
13°F
11 AM
32°F
10%
7mph
S
Mostly Sunny
Humidity
46%
Feels like
25°F
Dew Point
13°F
12 PM
34°F
10%
9mph
S
Partly Cloudy
Humidity
43%
Feels like
27°F
Dew Point
14°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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide