Current conditions at

Quakertown Airport (KUKT)

Lat: 40.44°NLon: 75.38°WElev: 509ft.

Fair

66°F

19°C

Humidity 100%
Wind Speed S 5 mph
Barometer 30.10 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 19 May 5:15 am EDT
Extended Forecast for

Mertztown PA

Heat Advisory May 19, 05:33am until May 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory May 19, 05:33am until May 19, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • Today

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 72. Southwest wind around 5 mph.

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Increasing clouds, with a high near 89. West wind 5 to 15 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Sunny then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 54. North wind around 10 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers between 8am and 2pm.  Partly sunny, with a high near 67. Northeast wind 5 to 10 mph.  Chance of precipitation is 20%.

    High: 67 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers.  Mostly cloudy, with a high near 63. Chance of precipitation is 50%.

    High: 63 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers.  Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 93. West wind 5 to 15 mph.
Tonight
Partly cloudy, with a low around 72. Southwest wind around 5 mph.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Increasing clouds, with a high near 89. West wind 5 to 15 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 54. North wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers between 8am and 2pm. Partly sunny, with a high near 67. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 50.
Friday
A chance of showers. Mostly cloudy, with a high near 63. Chance of precipitation is 50%.
Friday Night
Showers. Low around 48. Chance of precipitation is 90%.
Saturday
Showers. High near 59. Chance of precipitation is 90%.
Saturday Night
Showers. Low around 52. Chance of precipitation is 80%.
Sunday
Showers likely. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 50%.
Memorial Day
Mostly cloudy, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Mertztown PA
 40.48°N 75.67°W (Elev. 896 ft)
4:07 am EDT May 19, 2026
5am EDT May 19, 2026-6pm EDT May 25, 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