Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Mostly Cloudy

30°F

-1°C

Humidity 75%
Wind Speed Calm
Barometer 29.85 in (1010.9 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 10 Dec 3:54 am EST
Extended Forecast for

Boyertown PA

Winter Weather Advisory December 10, 06:00am until December 10, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Today

    Today: A chance of rain and snow before 1pm, then rain.  High near 39. South wind 10 to 15 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 39 °F

    Chance
    Rain/Snow
    then Rain

  • Tonight

    Tonight: A chance of rain, mainly before midnight.  Cloudy during the early evening, then gradual clearing, with a low around 26. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 26 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 33. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 33 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23. Breezy, with a west wind 10 to 20 mph, with gusts as high as 35 mph.

    Low: 23 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34. West wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow.  Mostly cloudy, with a low around 22. Chance of precipitation is 40%.

    Low: 22 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am.  Mostly cloudy, with a low around 22. Chance of precipitation is 40%.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

Detailed Forecast

Today
A chance of rain and snow before 1pm, then rain. High near 39. South wind 10 to 15 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tonight
A chance of rain, mainly before midnight. Cloudy during the early evening, then gradual clearing, with a low around 26. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 33. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Thursday Night
Partly cloudy, with a low around 23. Breezy, with a west wind 10 to 20 mph, with gusts as high as 35 mph.
Friday
Partly sunny, with a high near 34. West wind 5 to 10 mph, with gusts as high as 25 mph.
Friday Night
A chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 36.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 14.
Monday
Mostly sunny, with a high near 27.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 31.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Boyertown PA
 40.34°N 75.63°W (Elev. 476 ft)
3:45 am EST Dec 10, 2025
4am EST Dec 10, 2025-6pm EST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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