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

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Overcast

36°F

2°C

Humidity 42%
Wind Speed Vrbl 3 mph
Barometer 30.12 in (1020.1 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 21 Jan 10:54 pm EST
Extended Forecast for

Boyertown PA

  • Tonight

    Tonight: A slight chance of snow showers before midnight. Partly cloudy, with a low around 29. South wind around 10 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Snow Showers

  • Thursday

    Thursday: Partly sunny, with a high near 42. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 42 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21. West wind around 5 mph.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 6. Northwest wind 10 to 15 mph.

    Low: 6 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 16.

    High: 16 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Snow likely, mainly after 1am. Mostly cloudy, with a low around 9. Chance of precipitation is 70%.

    Low: 9 °F

    Chance Snow
    then Snow
    Likely

  • Sunday

    Sunday: Snow. High near 19. Chance of precipitation is 90%.

    High: 19 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 70%.

    Low: 12 °F

    Snow Likely

Detailed Forecast

Tonight
A slight chance of snow showers before midnight. Partly cloudy, with a low around 29. South wind around 10 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 42. West wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 21. West wind around 5 mph.
Friday
Partly sunny, with a high near 34. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 6. Northwest wind 10 to 15 mph.
Saturday
Partly sunny, with a high near 16.
Saturday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 9. Chance of precipitation is 70%.
Sunday
Snow. High near 19. Chance of precipitation is 90%.
Sunday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 70%.
Monday
A chance of snow before 1pm. Partly sunny, with a high near 23. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 4.
Tuesday
Sunny, with a high near 20.
Tuesday Night
Partly cloudy, with a low around 4.
Wednesday
Partly sunny, with a high near 24.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Boyertown PA
 40.32°N 75.64°W (Elev. 394 ft)
Last Update:
6:57 pm EST Jan 21, 2026
Forecast Valid:
11pm EST Jan 21, 2026-6pm EST Jan 28, 2026
 
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Additional Resources

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Chance of Precipitation