Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

A Few Clouds

29°F

-2°C

Humidity 41%
Wind Speed S 8 mph
Barometer 30.00 in (1016.4 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 9 Dec 6:51 pm EST
Extended Forecast for

Allentown PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. South wind around 5 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain and snow likely before 1pm, then rain.  High near 40. South wind 5 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow
    Likely then
    Rain

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. Southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 35. West wind around 15 mph, with gusts as high as 30 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. West wind 10 to 15 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow.  Mostly cloudy, with a low around 23. Chance of precipitation is 40%.

    Low: 23 °F

    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of snow.  Mostly cloudy, with a low around 26. Chance of precipitation is 50%.

    Low: 26 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. South wind around 5 mph.
Wednesday
Rain and snow likely before 1pm, then rain. High near 40. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Mostly cloudy, with a low around 27. Southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph.
Thursday
Mostly sunny, with a high near 35. West wind around 15 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 24. West wind 10 to 15 mph.
Friday
Partly sunny, with a high near 35.
Friday Night
A chance of snow. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 38.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.
Sunday
A chance of snow before 1pm. Partly sunny, with a high near 33. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Mostly sunny, with a high near 29.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Partly sunny, with a high near 33.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Allentown PA
 40.59°N 75.47°W (Elev. 299 ft)
4:09 pm EST Dec 9, 2025
7pm EST Dec 9, 2025-6pm EST Dec 16, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database