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.

Light Rain

46°F

8°C

Humidity 71%
Wind Speed N 8 mph
Barometer 29.99 in (1015.7 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 19 Apr 6:51 pm EDT
Extended Forecast for

5 Miles NNW Chapman PA

Freeze Watch April 21, 12:00am until April 21, 09:00am
Frost Advisory April 20, 02:00am until April 20, 08:00am
Click here for hazard details and duration
Freeze Watch
Frost Advisory

  • Tonight

    Tonight: Patchy frost after 3am. Otherwise, increasing clouds, with a low around 34. West wind 10 to 15 mph becoming light and variable in the evening. Winds could gust as high as 30 mph.

    Low: 34 °F

    Mostly Clear
    then Patchy
    Frost

  • Monday

    Monday: A slight chance of rain and snow showers before 7am, then a slight chance of snow showers between 7am and 9am. Patchy frost before 8am. Otherwise, mostly cloudy, with a high near 47. Northwest wind 5 to 15 mph. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming clear, with a low around 27. North wind around 5 mph.

    Low: 27 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 52. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 52 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 38. South wind around 5 mph. Chance of precipitation is 30%.

    Low: 38 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, mainly before 8am. Partly sunny, with a high near 63. Chance of precipitation is 30%.

    High: 63 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy frost after 3am. Otherwise, increasing clouds, with a low around 34. West wind 10 to 15 mph becoming light and variable in the evening. Winds could gust as high as 30 mph.
Monday
A slight chance of rain and snow showers before 7am, then a slight chance of snow showers between 7am and 9am. Patchy frost before 8am. Otherwise, mostly cloudy, with a high near 47. Northwest wind 5 to 15 mph. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, then gradually becoming clear, with a low around 27. North wind around 5 mph.
Tuesday
Sunny, with a high near 52. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 38. South wind around 5 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers, mainly before 8am. Partly sunny, with a high near 63. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 45.
Friday
Mostly sunny, with a high near 70.
Friday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Chapman PA
 40.83°N 75.43°W (Elev. 915 ft)
Last Update:
4:11 pm EDT Apr 19, 2026
Forecast Valid:
7pm EDT Apr 19, 2026-6pm EDT Apr 26, 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