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

Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Fair

34°F

1°C

Humidity 48%
Wind Speed S 9 G 21 mph
Barometer 30.27 in (1025.4 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 21 Jan 2:54 pm EST
Extended Forecast for

Green Lane PA

  • Tonight

    Tonight: A chance of flurries before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 29. South wind 5 to 10 mph.

    Low: 29 °F

    Chance
    Flurries

  • Thursday

    Thursday: Partly sunny, with a high near 42. West wind 5 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. Light west wind increasing to 10 to 15 mph in the morning.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 7. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 7 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 17.

    High: 17 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Snow likely, mainly after 1am. Mostly cloudy, with a low around 10. Chance of precipitation is 70%.

    Low: 10 °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. Cloudy, with a low around 13. Chance of precipitation is 70%.

    Low: 13 °F

    Snow Likely

Detailed Forecast

Tonight
A chance of flurries before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 29. South wind 5 to 10 mph.
Thursday
Partly sunny, with a high near 42. West wind 5 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. Light west wind increasing to 10 to 15 mph in the morning.
Friday Night
Partly cloudy, with a low around 7. Northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 17.
Saturday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 10. Chance of precipitation is 70%.
Sunday
Snow. High near 19. Chance of precipitation is 90%.
Sunday Night
Snow likely, mainly before 1am. Cloudy, with a low around 13. 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
Partly cloudy, 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
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Green Lane PA
 40.35°N 75.49°W (Elev. 299 ft)
Last Update:
2:50 pm EST Jan 21, 2026
Forecast Valid:
3pm EST Jan 21, 2026-6pm EST Jan 28, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation