Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Reading, Reading Regional Airport (KRDG)

Lat: 40.37°NLon: 75.96°WElev: 344ft.

Fair

18°F

-8°C

Humidity 43%
Wind Speed N 3 mph
Barometer 30.28 in (1026.5 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Last update 9 Dec 1:54 am EST
Extended Forecast for

2 Miles WSW Mohnton PA

  • Overnight

    Overnight: Partly cloudy, with a low around 12. Calm wind.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 31. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 31 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27. South wind around 10 mph.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain, snow, and freezing rain, becoming all rain after 10am.  High near 41. South wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. Little or no ice accumulation expected.  New snow accumulation of less than one inch possible.

    High: 41 °F

    Wintry Mix
    then Rain

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 10pm.  Mostly cloudy, with a low around 28. Southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 34. Breezy.

    High: 34 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow before 1am.  Mostly cloudy, with a low around 25. Chance of precipitation is 40%.

    Low: 25 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 12. Calm wind.
Tuesday
Increasing clouds, with a high near 31. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 27. South wind around 10 mph.
Wednesday
Rain, snow, and freezing rain, becoming all rain after 10am. High near 41. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.
Wednesday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 28. Southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 34. Breezy.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Partly sunny, with a high near 34.
Friday Night
A chance of snow before 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 35.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 29.
Sunday Night
Partly cloudy, with a low around 13.
Monday
Mostly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Mohnton PA
 40.28°N 76.03°W (Elev. 699 ft)
2:26 am EST Dec 9, 2025
2am EST Dec 9, 2025-6pm EST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database