Hourly Weather Forecast - Grantham, PA

7 PM
32°F
0%
2mph
W
Partly Cloudy
Humidity
81%
Feels like
32°F
Dew Point
26°F
8 PM
31°F
0%
3mph
WNW
Mostly Clear
Humidity
82%
Feels like
31°F
Dew Point
26°F
9 PM
31°F
0%
2mph
WNW
Mostly Clear
Humidity
83%
Feels like
31°F
Dew Point
26°F
10 PM
31°F
0%
2mph
WNW
Mostly Clear
Humidity
84%
Feels like
31°F
Dew Point
26°F
11 PM
30°F
0%
2mph
WNW
Partly Cloudy
Humidity
85%
Feels like
30°F
Dew Point
26°F

Snowfall Forecast Through Tonight

Two Winter Storms Deliver Accumulating Northern U.S. Snow

A plowable snow will occur from parts of the Pacific Northwest to the Upper Midwest for the start of the weekend.

Sunday's Weather Outlook

Sunday'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

Image courtesy of PeakPX.

Top 10 Winter Energy Saving Tips

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide