National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Allentown Queen City Municipal Airport (KXLL)

Lat: 40.57°NLon: 75.49°WElev: 400ft.

Fair

13°C

55°F

Humidity 94%
Wind Speed SW 6 km/h
Barometer 29.91 in
Dewpoint 12°C (54°F)
Visibility 16 km
Last update 29 May 4:15 am EDT
Extended Forecast for

Mertztown PA

  • Today

    Today: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Increasing clouds, with a high near 22. Northwest wind 5 to 10 km/h. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.

    High: 22 °C

    Sunny then
    Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 3am. Mostly cloudy, with a low around 12. North wind around 10 km/h. Chance of precipitation is 60%. New rainfall amounts between 7.5 mm and 1 cm possible.

    Low: 12 °C

    Showers
    Likely then
    Chance
    T-storms

  • Thursday

    Thursday: Sunny, with a high near 21. North wind around 15 km/h.

    High: 21 °C

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 9. North wind around 10 km/h.

    Low: 9 °C

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 21. North wind 10 to 15 km/h.

    High: 21 °C

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 10.

    Low: 10 °C

    Clear

  • Saturday

    Saturday: Sunny, with a high near 24.

    High: 24 °C

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 12.

    Low: 12 °C

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 25.

    High: 25 °C

    Mostly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Increasing clouds, with a high near 22. Northwest wind 5 to 10 km/h. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.
Tonight
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 3am. Mostly cloudy, with a low around 12. North wind around 10 km/h. Chance of precipitation is 60%. New rainfall amounts between 7.5 mm and 1 cm possible.
Thursday
Sunny, with a high near 21. North wind around 15 km/h.
Thursday Night
Mostly clear, with a low around 9. North wind around 10 km/h.
Friday
Sunny, with a high near 21. North wind 10 to 15 km/h.
Friday Night
Clear, with a low around 10.
Saturday
Sunny, with a high near 24.
Saturday Night
Partly cloudy, with a low around 12.
Sunday
Mostly sunny, with a high near 25.
Sunday Night
Mostly cloudy, with a low around 14.
Monday
Partly sunny, with a high near 25.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
A chance of showers. Mostly sunny, with a high near 27. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mertztown PA
 40.48°N 75.67°W (Elev. 896 m)
Last Update:
4:11 am EDT May 29, 2024
Forecast Valid:
4am EDT May 29, 2024-6pm EDT Jun 4, 2024
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation