Hourly Weather Forecast - Antietam, MD

12 AM
19°F
0%
1mph
SSE
Partly Cloudy
Humidity
67%
Feels like
19°F
Dew Point
10°F
1 AM
18°F
0%
1mph
SSW
Partly Cloudy
Humidity
71%
Feels like
18°F
Dew Point
10°F
2 AM
18°F
0%
1mph
SW
Mostly Clear
Humidity
73%
Feels like
18°F
Dew Point
10°F
3 AM
17°F
0%
1mph
WSW
Mostly Clear
Humidity
74%
Feels like
17°F
Dew Point
10°F
4 AM
17°F
0%
1mph
W
Clear
Humidity
76%
Feels like
17°F
Dew Point
10°F
5 AM
16°F
0%
1mph
WNW
Clear
Humidity
79%
Feels like
16°F
Dew Point
11°F
6 AM
16°F
0%
0mph
WNW
Clear
Humidity
78%
Feels like
16°F
Dew Point
11°F
7 AM
18°F
0%
0mph
NW
Clear
Humidity
76%
Feels like
18°F
Dew Point
11°F
7:24 AM
8 AM
21°F
0%
0mph
NW
Sunny
Humidity
67%
Feels like
21°F
Dew Point
12°F
9 AM
25°F
0%
1mph
W
Sunny
Humidity
58%
Feels like
25°F
Dew Point
12°F
10 AM
29°F
0%
1mph
WSW
Sunny
Humidity
49%
Feels like
29°F
Dew Point
12°F
11 AM
32°F
0%
2mph
SW
Sunny
Humidity
43%
Feels like
32°F
Dew Point
12°F
12 PM
34°F
0%
3mph
SW
Sunny
Humidity
40%
Feels like
34°F
Dew Point
12°F
1 PM
35°F
0%
4mph
SSW
Sunny
Humidity
38%
Feels like
31°F
Dew Point
12°F
2 PM
35°F
0%
4mph
S
Sunny
Humidity
39%
Feels like
32°F
Dew Point
13°F
3 PM
35°F
0%
4mph
S
Sunny
Humidity
41%
Feels like
32°F
Dew Point
14°F
4 PM
34°F
0%
4mph
SSE
Mostly Sunny
Humidity
44%
Feels like
30°F
Dew Point
14°F
4:48 PM
5 PM
32°F
0%
4mph
SSE
Mostly Clear
Humidity
48%
Feels like
28°F
Dew Point
15°F
6 PM
31°F
0%
4mph
SSE
Clear
Humidity
52%
Feels like
26°F
Dew Point
15°F
7 PM
29°F
0%
4mph
SSE
Clear
Humidity
55%
Feels like
24°F
Dew Point
15°F
8 PM
28°F
0%
4mph
SSE
Mostly Clear
Humidity
58%
Feels like
23°F
Dew Point
15°F
9 PM
27°F
0%
4mph
SSE
Mostly Clear
Humidity
60%
Feels like
22°F
Dew Point
15°F
10 PM
27°F
0%
4mph
SSE
Partly Cloudy
Humidity
62%
Feels like
22°F
Dew Point
15°F
11 PM
26°F
0%
4mph
SSE
Partly Cloudy
Humidity
63%
Feels like
22°F
Dew Point
16°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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