Allentown, Pennsylvania Weather:
Active Weather Warnings
Friday, December 19, 2025
Rainy Weather
Day 57°
Night 25°
Precipitation 96 %
Wind 20 mph
UV Index (0 - 11+) 1
Weather Forecast History
Last Year's Weather on This Day (December 19, 2024)
Cloudy Weather

Day

41°

Night

28°

Wind

9 mph

UV Index

2

Precipitation

0 %

Weather Alerts and Warnings for

Moderate Expected Likely

Wind Advisory

Wind Advisory issued December 18 at 2:07AM EST until December 20 at 1:00AM EST by NWS Mount Holly NJ
Dec 19, 1:00 AM Dec 20, 1:00 AM
WHAT: Southwest winds 20 to 30 mph with gusts up to 45 mph
expected Thursday night through Friday morning. Winds turn to the
northwest behind a strong cold front Friday afternoon. There may
be a lull in the strongest wind gusts around midday Friday before
the cold front passes through the region. Wind gusts in the wake
of the front up to 50 MPH are possible.

WHERE: Portions of northern Delaware, central, northern,
northwest, and southern New Jersey, and east central and southeast
Pennsylvania.

WHEN: From 1 AM Friday to 1 AM EST Saturday.

IMPACTS: Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
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Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.
Updated: Dec 18, 7:29 AM Source: NWS Alert