Hourly Weather Forecast - Mechanicsburg, PA

11 AM
21°F
0%
3mph
S
Partly Cloudy
Humidity
50%
Feels like
21°F
Dew Point
5°F
12 PM
23°F
0%
4mph
S
Partly Cloudy
Humidity
44%
Feels like
18°F
Dew Point
4°F
1 PM
25°F
0%
5mph
S
Partly Cloudy
Humidity
41%
Feels like
19°F
Dew Point
5°F
2 PM
27°F
10%
6mph
S
Partly Cloudy
Humidity
41%
Feels like
21°F
Dew Point
6°F
3 PM
28°F
10%
6mph
S
Mostly Cloudy
Humidity
42%
Feels like
21°F
Dew Point
8°F
4 PM
28°F
10%
7mph
S
Mostly Cloudy
Humidity
45%
Feels like
21°F
Dew Point
9°F
4:41 PM
5 PM
28°F
10%
7mph
S
Mostly Cloudy
Humidity
49%
Feels like
20°F
Dew Point
11°F
6 PM
27°F
10%
7mph
S
Partly Cloudy
Humidity
52%
Feels like
20°F
Dew Point
12°F
7 PM
27°F
10%
7mph
S
Partly Cloudy
Humidity
55%
Feels like
20°F
Dew Point
13°F
8 PM
28°F
10%
7mph
S
Mostly Cloudy
Humidity
58%
Feels like
20°F
Dew Point
15°F
9 PM
29°F
10%
6mph
S
Mostly Cloudy
Humidity
60%
Feels like
22°F
Dew Point
17°F
10 PM
29°F
10%
6mph
S
Mostly Cloudy
Humidity
62%
Feels like
23°F
Dew Point
18°F
11 PM
30°F
10%
5mph
S
Mostly Cloudy
Humidity
64%
Feels like
25°F
Dew Point
19°F

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

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

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide