Wintry weather for Midwest, Ohio Valley; Bitter cold for Northeast

A bitterly cold airmass has invaded the eastern U.S this weekend bringing the coldest temperatures of the season. Gusty winds will combine with these cold temperatures to create dangerous wind chills well below zero in many parts of the Northeast. Meanwhile, a developing storm in the Plains will bring wintry precipitation to the Midwest and Ohio Valley on Sunday.
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Current conditions at

St. Louis, Lambert-St. Louis International Airport (KSTL)

Lat: 38.78°NLon: -90.51°WElev: 604ft.

Overcast

25°F

-4°C

Humidity 78%
Wind Speed SE 13 G 20 mph
Barometer 30.04 in (1018.6 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 14 Feb 12:51 pm CST
Extended Forecast for

Saint Charles MO

Winter Weather Advisory until February 14, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until February 14, 06:00pm

    NOW until
    6:00pm Sun

    Winter Weather Advisory

  • This
    Afternoon

    This Afternoon: A chance of snow showers before 2pm, then areas of snow showers and freezing drizzle between 2pm and 4pm, then areas of freezing drizzle after 4pm.  Cloudy, with a high near 30. Southeast wind 10 to 13 mph.  Chance of precipitation is 50%.

    Areas Wintry
    Mix

    High: 30 °F

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Southeast wind 5 to 9 mph becoming light south  after midnight.

    Mostly Cloudy

    Low: 25 °F

  • Washington's
    Birthday

    Washington's Birthday: A 20 percent chance of rain after 1pm.  Cloudy, with a high near 42. Calm wind becoming southeast around 6 mph in the morning.

    Cloudy then
    Slight Chance
    Rain

    High: 42 °F

  • Monday
    Night

    Monday Night: A slight chance of rain before 7pm, then a chance of snow after 1am.  Mostly cloudy, with a low around 33. Light and variable wind becoming west around 6 mph after midnight.  Chance of precipitation is 30%.

    Slight Chance
    Rain then
    Chance Snow

    Low: 33 °F

  • Tuesday

    Tuesday: A chance of snow before 7am, then a chance of rain and snow between 7am and 9am, then a chance of rain after 9am.  Mostly cloudy, with a high near 46. Breezy, with a south wind 7 to 12 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.  Chance of precipitation is 40%.

    Chance
    Rain/Snow
    then Chance
    Rain and
    Breezy

    High: 46 °F

  • Tuesday
    Night

    Tuesday Night: A 20 percent chance of rain before 7pm.  Mostly cloudy, with a low around 29.

    Slight Chance
    Rain then
    Partly Cloudy

    Low: 29 °F

  • Wednesday

    Wednesday: Partly sunny, with a high near 45.

    Partly Sunny

    High: 45 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 31.

    Partly Cloudy

    Low: 31 °F

Detailed Forecast

This Afternoon
A chance of snow showers before 2pm, then areas of snow showers and freezing drizzle between 2pm and 4pm, then areas of freezing drizzle after 4pm. Cloudy, with a high near 30. Southeast wind 10 to 13 mph. Chance of precipitation is 50%.
Tonight
Mostly cloudy, with a low around 25. Southeast wind 5 to 9 mph becoming light south after midnight.
Washington's Birthday
A 20 percent chance of rain after 1pm. Cloudy, with a high near 42. Calm wind becoming southeast around 6 mph in the morning.
Monday Night
A slight chance of rain before 7pm, then a chance of snow after 1am. Mostly cloudy, with a low around 33. Light and variable wind becoming west around 6 mph after midnight. Chance of precipitation is 30%.
Tuesday
A chance of snow before 7am, then a chance of rain and snow between 7am and 9am, then a chance of rain after 9am. Mostly cloudy, with a high near 46. Breezy, with a south wind 7 to 12 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 40%.
Tuesday Night
A 20 percent chance of rain before 7pm. Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 45.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 58.
Click Map For Forecast
Point Forecast:
Saint Charles MO
 38.78°N 90.51°W (Elev. 597 ft)
12:24 pm CST Feb 14, 2016
1pm CST Feb 14, 2016-6pm CST Feb 20, 2016
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database