Severe Weather and Flash Flooding From the Upper Midwest to Mid-Atlantic; Heat Continues in the Central and Southeast U.S.

Scattered severe thunderstorms are expected tonight across parts of the Upper Midwest to western Great Lakes. Additional severe storms will also be possible in parts of the northern Plains, central Appalachians, and Mid-Atlantic. Extreme heat is expected to intensify across much of the Southeast and Tennessee Valley, continuing through much of this week. Read More >

Current conditions at

Quakertown Airport (KUKT)

Lat: 40.44°NLon: 75.38°WElev: 509ft.

Fair

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 70°F (21°C)
Visibility 7.00 mi
Last update 28 Jul 3:55 am EDT
Extended Forecast for

Macungie PA

Heat Advisory July 29, 11:00am until July 30, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Patchy fog before 8am.  Otherwise, sunny, with a high near 91. West wind 5 to 10 mph.

    High: 91 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 70. Southwest wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Heat index values as high as 100. Calm wind becoming west around 5 mph in the afternoon.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. Southwest wind around 5 mph becoming calm.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 93. West wind 5 to 10 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers.  Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Friday

    Friday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 91. West wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 70. Southwest wind 5 to 10 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 93. Heat index values as high as 100. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 72. Southwest wind around 5 mph becoming calm.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. West wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 80.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Macungie PA
 40.51°N 75.54°W (Elev. 476 ft)
7:29 pm EDT Jul 27, 2025
4am EDT Jul 28, 2025-6pm EDT Aug 3, 2025
 
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Additional Resources

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