Hourly Weather Forecast - Library, PA

12 AM
22°F
50%
4mph
W
50% Chance Frozen Mix
Humidity
86%
Feels like
15°F
Dew Point
18°F
1 AM
21°F
40%
4mph
WSW
40% Chance Frozen Mix
Humidity
88%
Feels like
15°F
Dew Point
18°F
2 AM
20°F
40%
5mph
WSW
40% Chance Freezing Rain
Humidity
91%
Feels like
14°F
Dew Point
18°F
3 AM
20°F
40%
4mph
WSW
40% Chance Freezing Rain
Humidity
93%
Feels like
14°F
Dew Point
18°F
4 AM
20°F
40%
4mph
W
40% Chance Freezing Rain
Humidity
94%
Feels like
14°F
Dew Point
18°F

Snowfall Forecast Through Tonight

Snow To Impact the Rockies This Weekend

A winter storm continues across the Cascades and northern Rockies today through tonight causing periods of moderate to heavy snow.

Weekend Weather Outlook

Weekend 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

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Snow & Ski Forecast

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Outdoor Sports Guide