Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Overcast

33°F

1°C

Humidity 56%
Wind Speed N 16 G 24 mph
Barometer 30.12 in (1020.4 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 8 Dec 2:51 am EST
Extended Forecast for

Bethlehem PA

  • Today

    Today: Mostly cloudy, with a high near 29. North wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 29 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 9. North wind around 5 mph becoming calm  in the evening.

    Low: 9 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Increasing clouds, with a high near 32. Calm wind becoming south around 5 mph in the afternoon.

    High: 32 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A slight chance of snow after 1am.  Mostly cloudy, with a low around 26. Southwest wind around 5 mph.  Chance of precipitation is 20%.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after 10am.  High near 43. South wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am.  Mostly cloudy, with a low around 30. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 29. North wind 5 to 10 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 9. North wind around 5 mph becoming calm in the evening.
Tuesday
Increasing clouds, with a high near 32. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 26. Southwest wind around 5 mph. Chance of precipitation is 20%.
Wednesday
Rain and snow, becoming all rain after 10am. High near 43. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 38.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Partly sunny, with a high near 36.
Friday Night
A chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 50%.
Saturday
Partly sunny, with a high near 31.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Partly sunny, with a high near 30.
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ABOUT THIS FORECAST

 
Point Forecast:
Bethlehem PA
 40.63°N 75.38°W (Elev. 299 ft)
4:10 am EST Dec 8, 2025
4am EST Dec 8, 2025-6pm EST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database