National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Major Winter Storm Anticipated Sunday into Monday

Potentially significant snowfall is forecast from a winter storm Sunday into Monday. View the latest briefing here. Read More >

Hazardous Weather Conditions

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Overcast

42°F

6°C

Humidity 62%
Wind Speed N 6 mph
Barometer 30.03 in (1017.2 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 21 Feb 5:51 pm EST
Extended Forecast for

5 Miles NNW Chapman PA

Winter Storm Warning February 22, 07:00am until February 23, 06:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Tonight

    Tonight: A chance of snow after 3am. Increasing clouds, with a low around 30. Calm wind. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow. High near 34. East wind 5 to 15 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 34 °F

    Snow

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times. Areas of blowing snow after 8pm. Low around 27. Blustery, with a north wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

    Low: 27 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. Areas of blowing snow before noon. Cloudy, with a high near 32. Breezy, with a northwest wind around 20 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow Likely
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Areas of blowing snow before 1am. Mostly cloudy, with a low around 16. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 16 °F

    Areas Blowing
    Snow and
    Blustery

  • Tuesday

    Tuesday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow after 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.

    Low: 15 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: A chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.

    High: 39 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
A chance of snow after 3am. Increasing clouds, with a low around 30. Calm wind. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Snow. High near 34. East wind 5 to 15 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Sunday Night
Snow. The snow could be heavy at times. Areas of blowing snow after 8pm. Low around 27. Blustery, with a north wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.
Monday
Snow likely, mainly before 1pm. Areas of blowing snow before noon. Cloudy, with a high near 32. Breezy, with a northwest wind around 20 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.
Monday Night
Areas of blowing snow before 1am. Mostly cloudy, with a low around 16. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 28.
Tuesday Night
A chance of snow after 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.
Wednesday
A chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Thursday
A chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 50%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Friday
A chance of rain and snow. Mostly sunny, with a high near 40. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 23.
Saturday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Chapman PA
 40.83°N 75.43°W (Elev. 915 ft)
Last Update:
4:16 pm EST Feb 21, 2026
Forecast Valid:
6pm EST Feb 21, 2026-6pm EST Feb 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation