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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Hazardous Weather Conditions

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Fair

17°F

-8°C

Humidity 47%
Wind Speed W 12 mph
Barometer 30.12 in (1020.6 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 28 Jan 11:51 am EST
Extended Forecast for

Bethlehem PA

Cold Weather Advisory January 28, 12:47pm until January 29, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 28, 12:47pm until January 29, 10:00am

    NOW until 10:00am Thu

    Cold Weather Advisory

  • This Afternoon

    High: 20 °F

    Scattered
    Flurries

  • Tonight

    Tonight: Scattered flurries before 10pm. Partly cloudy, with a low around -2. Wind chill values as low as -10. West wind around 5 mph.

    Low: -2 °F

    Scattered
    Flurries

  • Thursday

    Thursday: Sunny, with a high near 20. Wind chill values as low as -12. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 20 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -2. Wind chill values as low as -14. West wind around 5 mph.

    Low: -2 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 17. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 17 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -3.

    Low: -3 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 20.

    High: 20 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Cloudy, with a low around 10.

    Low: 10 °F

    Cloudy

Detailed Forecast

This Afternoon
Scattered flurries after 4pm. Partly sunny, with a high near 20. West wind around 5 mph.
Tonight
Scattered flurries before 10pm. Partly cloudy, with a low around -2. Wind chill values as low as -10. West wind around 5 mph.
Thursday
Sunny, with a high near 20. Wind chill values as low as -12. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around -2. Wind chill values as low as -14. West wind around 5 mph.
Friday
Sunny, with a high near 17. West wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around -3.
Saturday
Partly sunny, with a high near 20.
Saturday Night
Cloudy, with a low around 10.
Sunday
A chance of snow before 1pm. Mostly cloudy, with a high near 24. Blustery. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 15. Blustery.
Monday
Partly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 13.
Tuesday
Partly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bethlehem PA
 40.63°N 75.38°W (Elev. 299 ft)
Last Update:
12:29 pm EST Jan 28, 2026
Forecast Valid:
12pm EST Jan 28, 2026-6pm EST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

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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