Areas of Extreme Heat and Fire Weather in the Northwest U.S.; Heavy Rain in the West and South-central U.S.

Extreme heat will continue in the interior Northwest into midweek before finally waning. Hot temperatures, dry, gusty winds, and isolated dry thunderstorms will bring critical fire weather. Heavy rain and thunderstorms are expected across portions of the Great Basin, Rockies, and central/southern Plains. An atmospheric river will bring heavy rain and strong winds to southwest Alaska. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Mostly Cloudy

74°F

23°C

Humidity 40%
Wind Speed W 7 mph
Barometer 30.02 in (1016.2 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 26 Aug 3:51 pm EDT
Extended Forecast for

Allentown PA

  • Tonight

    Tonight: Partly cloudy, with a low around 54. West wind 5 to 10 mph becoming north in the evening.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 75. Northwest wind 5 to 10 mph.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 78. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 78 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 57. Southwest wind around 5 mph.  Chance of precipitation is 30%.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 74. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 8pm.  Mostly clear, with a low around 51. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 54. West wind 5 to 10 mph becoming north in the evening.
Wednesday
Sunny, with a high near 75. Northwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 52. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 78. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Thursday Night
A chance of showers after 2am. Mostly cloudy, with a low around 57. Southwest wind around 5 mph. Chance of precipitation is 30%.
Friday
A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm. Mostly clear, with a low around 51. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 55.
Labor Day
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Allentown PA
 40.57°N 75.48°W (Elev. 381 ft)
6:46 am EDT Aug 26, 2025
4pm EDT Aug 26, 2025-6pm EDT Sep 2, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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