Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Fair

17°F

-8°C

Humidity 62%
Wind Speed W 8 mph
Barometer 30.32 in (1027.3 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 15 Dec 8:51 am EST
Extended Forecast for

Bethlehem PA

  • Today

    Today: Increasing clouds, with a high near 28. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 28 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 14. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 14 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Increasing clouds, with a high near 31. Calm wind becoming west around 5 mph in the afternoon.

    High: 31 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 20. Southwest wind around 5 mph.

    Low: 20 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 43. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 43 °F

    Mostly Cloudy

  • Wednesday Night

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

    Low: 23 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Rain.  Low around 34. Breezy.  Chance of precipitation is 90%.

    Low: 34 °F

    Rain and
    Breezy

  • Friday

    Friday: Mostly cloudy, with a high near 43. Breezy.

    High: 43 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Today
Increasing clouds, with a high near 28. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 14. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Increasing clouds, with a high near 31. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 20. Southwest wind around 5 mph.
Wednesday
Mostly cloudy, with a high near 43. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 23.
Thursday
Mostly cloudy, with a high near 49.
Thursday Night
Rain. Low around 34. Breezy. Chance of precipitation is 90%.
Friday
Mostly cloudy, with a high near 43. Breezy.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
Mostly cloudy, with a high near 38.
Saturday Night
Cloudy, with a low around 32.
Sunday
Mostly cloudy, with a high near 46.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Bethlehem PA
 40.63°N 75.38°W (Elev. 299 ft)
4:11 am EST Dec 15, 2025
9am EST Dec 15, 2025-6pm EST Dec 21, 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