Hourly Weather Forecast - Antietam, MD

7 AM
35°F
0%
9mph
W
Mostly Clear
Humidity
59%
Feels like
28°F
Dew Point
22°F
7:27 AM
8 AM
36°F
0%
10mph
WNW
Partly Cloudy
Humidity
54%
Feels like
29°F
Dew Point
21°F
9 AM
40°F
0%
13mph
WNW
Partly Cloudy
Humidity
47%
Feels like
32°F
Dew Point
21°F
10 AM
42°F
0%
15mph
WNW
Partly Cloudy
Humidity
42%
Feels like
35°F
Dew Point
21°F
11 AM
43°F
0%
16mph
WNW
Partly Cloudy
Humidity
39%
Feels like
36°F
Dew Point
20°F
12 PM
43°F
0%
16mph
WNW
Mostly Sunny
Humidity
38%
Feels like
36°F
Dew Point
19°F
1 PM
43°F
0%
16mph
WNW
Mostly Sunny
Humidity
37%
Feels like
35°F
Dew Point
19°F
2 PM
43°F
0%
15mph
WNW
Partly Cloudy
Humidity
37%
Feels like
35°F
Dew Point
18°F
3 PM
42°F
0%
15mph
NW
Mostly Sunny
Humidity
36%
Feels like
35°F
Dew Point
17°F
4 PM
40°F
0%
13mph
NW
Mostly Sunny
Humidity
38%
Feels like
33°F
Dew Point
17°F
4:50 PM
5 PM
38°F
0%
12mph
NW
Mostly Clear
Humidity
42%
Feels like
30°F
Dew Point
17°F
6 PM
35°F
0%
9mph
NW
Clear
Humidity
47%
Feels like
27°F
Dew Point
17°F
7 PM
32°F
0%
8mph
NW
Clear
Humidity
53%
Feels like
25°F
Dew Point
17°F
8 PM
30°F
0%
7mph
NW
Clear
Humidity
56%
Feels like
23°F
Dew Point
16°F
9 PM
28°F
0%
6mph
NW
Clear
Humidity
60%
Feels like
22°F
Dew Point
16°F
10 PM
27°F
0%
5mph
NW
Clear
Humidity
63%
Feels like
21°F
Dew Point
16°F
11 PM
26°F
0%
4mph
NW
Clear
Humidity
64%
Feels like
21°F
Dew Point
16°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

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

NOAA, NCDC

White Christmas? What Are The Odds

Today's Weather Outlook

Today'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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide