Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Fair

53°F

12°C

Humidity 45%
Wind Speed N 7 mph
Barometer 29.95 in (1014.0 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 21 Mar 5:54 pm EDT
Extended Forecast for

Pottstown PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. Calm wind becoming south around 5 mph.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 72. Southwest wind 5 to 10 mph.

    High: 72 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers after 2am.  Low around 43. North wind around 5 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 43 °F

    Showers

  • Monday

    Monday: Showers, mainly before 8am.  High near 52. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Showers then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 30. North wind 5 to 10 mph.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 43. Calm wind becoming south around 5 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 72. Southwest wind 5 to 10 mph.
Sunday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 43. North wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Showers, mainly before 8am. High near 52. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly clear, with a low around 30. North wind 5 to 10 mph.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 56.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
A chance of rain between 8am and 2pm. Mostly cloudy, with a high near 61. Chance of precipitation is 30%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
Pottstown PA
 40.25°N 75.62°W (Elev. 200 ft)
4:09 pm EDT Mar 21, 2026
6pm EDT Mar 21, 2026-6pm EDT Mar 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database