Hourly Weather Forecast - Chambersburg, PA

4 AM
27°F
10%
3mph
S
Cloudy
Humidity
92%
Feels like
27°F
Dew Point
25°F
5 AM
28°F
10%
3mph
S
Cloudy
Humidity
89%
Feels like
28°F
Dew Point
25°F
6 AM
29°F
10%
3mph
S
Cloudy
Humidity
87%
Feels like
25°F
Dew Point
26°F
7 AM
30°F
10%
3mph
S
Cloudy
Humidity
85%
Feels like
27°F
Dew Point
26°F
7:21 AM
8 AM
31°F
10%
4mph
S
Cloudy
Humidity
84%
Feels like
27°F
Dew Point
27°F
9 AM
33°F
10%
4mph
S
Cloudy
Humidity
82%
Feels like
28°F
Dew Point
28°F
10 AM
34°F
20%
5mph
S
Cloudy
Humidity
81%
Feels like
29°F
Dew Point
28°F
11 AM
35°F
20%
5mph
S
Cloudy
Humidity
79%
Feels like
30°F
Dew Point
29°F
12 PM
37°F
30%
5mph
S
30% Chance of Light Rain
Humidity
78%
Feels like
32°F
Dew Point
30°F
1 PM
38°F
30%
5mph
S
30% Chance of Light Rain
Humidity
76%
Feels like
34°F
Dew Point
31°F
2 PM
39°F
30%
5mph
S
30% Chance of Light Rain
Humidity
76%
Feels like
36°F
Dew Point
32°F
3 PM
40°F
40%
5mph
SSW
40% Chance of Light Rain
Humidity
77%
Feels like
36°F
Dew Point
33°F
4 PM
40°F
30%
5mph
SSW
30% Chance of Light Rain
Humidity
79%
Feels like
37°F
Dew Point
34°F
4:45 PM
5 PM
40°F
20%
5mph
SSW
Cloudy
Humidity
80%
Feels like
37°F
Dew Point
35°F
6 PM
39°F
10%
5mph
SSW
Cloudy
Humidity
85%
Feels like
35°F
Dew Point
35°F
7 PM
38°F
10%
6mph
SW
Partly Cloudy
Humidity
88%
Feels like
33°F
Dew Point
35°F
8 PM
37°F
10%
6mph
SW
Partly Cloudy
Humidity
91%
Feels like
32°F
Dew Point
34°F
9 PM
36°F
10%
6mph
SW
Partly Cloudy
Humidity
90%
Feels like
32°F
Dew Point
34°F
10 PM
37°F
10%
6mph
SW
Partly Cloudy
Humidity
86%
Feels like
32°F
Dew Point
33°F
11 PM
37°F
10%
6mph
WSW
Partly Cloudy
Humidity
81%
Feels like
32°F
Dew Point
31°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Outdoor Sports Guide