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

Hazardous Weather Conditions

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Fair

42°F

6°C

Humidity 76%
Wind Speed W 8 mph
Barometer 30.07 in (1018.6 mb)
Dewpoint 35°F (2°C)
Visibility 8.00 mi
Wind Chill37°F (3°C)
Last update 17 Feb 2:51 pm EST
Extended Forecast for

Bethlehem PA

Dense Fog Advisory February 17, 10:00pm until February 18, 10:00am
Click here for hazard details and duration
Dense Fog Advisory

  • Tonight

    Tonight: Widespread dense fog, mainly after 10pm. Otherwise, mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Dense Fog

  • Wednesday

    Wednesday: Rain, mainly before 5pm. Widespread dense fog, mainly before 11am. High near 44. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Rain and
    Dense Fog

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 1am. Patchy fog. Otherwise, mostly cloudy, with a low around 36. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Thursday

    Thursday: A slight chance of rain after 1pm. Patchy fog before 10am. Otherwise, cloudy, with a high near 42. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 42 °F

    Patchy Fog
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Cloudy, with a low around 34. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: Rain. High near 43. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain before 1am. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.

    Low: 34 °F

    Chance Rain

  • Saturday

    Saturday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Saturday Night

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

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Widespread dense fog, mainly after 10pm. Otherwise, mostly cloudy, with a low around 34. Calm wind.
Wednesday
Rain, mainly before 5pm. Widespread dense fog, mainly before 11am. High near 44. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A slight chance of rain before 1am. Patchy fog. Otherwise, mostly cloudy, with a low around 36. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.
Thursday
A slight chance of rain after 1pm. Patchy fog before 10am. Otherwise, cloudy, with a high near 42. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
Rain likely, mainly after 1am. Cloudy, with a low around 34. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 43. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A chance of rain before 1am. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 47.
Saturday Night
A chance of rain and snow after 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 38. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 37.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bethlehem PA
 40.63°N 75.38°W (Elev. 299 ft)
Last Update:
1:22 pm EST Feb 17, 2026
Forecast Valid:
3pm EST Feb 17, 2026-6pm EST Feb 24, 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