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

Chapman 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, increasing clouds, with a low around 33. Calm wind.

    Low: 33 °F

    Dense Fog

  • Wednesday

    Wednesday: Rain. Widespread dense fog, mainly before 11am. High near 42. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Rain and
    Dense Fog

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly before 7pm. Patchy fog. Otherwise, mostly cloudy, with a low around 35. West wind around 5 mph becoming northeast after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: A slight chance of rain after 1pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 40. East wind around 5 mph. Chance of precipitation is 20%.

    High: 40 °F

    Patchy Fog
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely before 4am, then rain likely, possibly mixed with snow. Cloudy, with a low around 32. East wind around 5 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance Rain
    then
    Rain/Snow
    Likely

  • Friday

    Friday: Rain, possibly mixed with snow, becoming all rain after 7am. High near 42. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain/Snow
    then Rain

  • Friday Night

    Friday Night: A chance of rain before 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Widespread dense fog, mainly after 10pm. Otherwise, increasing clouds, with a low around 33. Calm wind.
Wednesday
Rain. Widespread dense fog, mainly before 11am. High near 42. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of rain, mainly before 7pm. Patchy fog. Otherwise, mostly cloudy, with a low around 35. West wind around 5 mph becoming northeast after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of rain after 1pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 40. East wind around 5 mph. Chance of precipitation is 20%.
Thursday Night
Rain likely before 4am, then rain likely, possibly mixed with snow. Cloudy, with a low around 32. East wind around 5 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday
Rain, possibly mixed with snow, becoming all rain after 7am. High near 42. 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 33. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 44.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 36. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Sunny, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chapman PA
 40.76°N 75.41°W (Elev. 722 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