Severe Weather and Heavy Rain from the Mid-South to the Mid-Atlantic; Building Heat in the West

Severe thunderstorms may bring damaging winds, a couple of tornadoes, and heavy rain across portions of the Mid-Atlantic into the Mid-South. Severe storms may produce hail across the northern/central High Plains. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Fire weather concerns continue for Interior Alaska and the Four Corners region. Read More >

Current conditions at

Quakertown Airport (KUKT)

Lat: 40.44°NLon: 75.38°WElev: 509ft.

Mostly Cloudy

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 29.88 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 22 Jun 7:35 pm EDT
Extended Forecast for

Coopersburg PA

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm between 1am and 2am, then a chance of showers and thunderstorms after 2am. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 66. East wind around 5 mph becoming south after midnight.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Heavy Rain

  • Tuesday

    Tuesday: A chance of showers.  Mostly cloudy, with a high near 74. North wind 5 to 10 mph.  Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 74 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming clear, with a low around 58. Northwest wind 5 to 10 mph.

    Low: 58 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 82. Northwest wind 5 to 10 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. West wind around 5 mph becoming calm  in the evening.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 84. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am.  Mostly cloudy, with a low around 63. Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm between 1am and 2am, then a chance of showers and thunderstorms after 2am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 66. East wind around 5 mph becoming south after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers. Mostly cloudy, with a high near 74. North wind 5 to 10 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Mostly cloudy, then gradually becoming clear, with a low around 58. Northwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 82. Northwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 60. West wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 82. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 64.
Monday
Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Coopersburg PA
 40.52°N 75.4°W (Elev. 499 ft)
4:12 pm EDT Jun 22, 2026
7pm EDT Jun 22, 2026-6pm EDT Jun 29, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database