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 Downtown Airport (KCPS)

Lat: 38.57°NLon: -90.21°WElev: 410ft.

Overcast

26°F

-3°C

Humidity 78%
Wind Speed SE 9 mph
Barometer 30.00 in (1016.3 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 14 Feb 2:53 pm CST
Extended Forecast for

2 Miles NW Cahokia IL

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: Patchy freezing drizzle before 4pm.  Cloudy, with a high near 27. South wind 9 to 13 mph.

    Patchy
    Freezing
    Drizzle

    High: 27 °F

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Southeast wind 5 to 7 mph becoming calm  after midnight.

    Mostly Cloudy

    Low: 25 °F

  • Washington's
    Birthday

    Washington's Birthday: A 20 percent chance of rain after noon.  Cloudy, with a high near 41. Southeast wind 3 to 6 mph.

    Cloudy then
    Slight Chance
    Rain

    High: 41 °F

  • Monday
    Night

    Monday Night: A 20 percent chance of snow after midnight.  Mostly cloudy, with a low around 33. Light and variable wind becoming west around 6 mph in the evening.

    Mostly Cloudy
    then Slight
    Chance Snow

    Low: 33 °F

  • Tuesday

    Tuesday: A chance of rain and snow before 8am, then a chance of rain.  Mostly cloudy, with a high near 46. Breezy, with a south wind 6 to 11 mph becoming northwest 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph.  Chance of precipitation is 40%.

    Chance
    Rain/Snow
    then Slight
    Chance Rain
    and Breezy

    High: 46 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Mostly Cloudy

    Low: 28 °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
Patchy freezing drizzle before 4pm. Cloudy, with a high near 27. South wind 9 to 13 mph.
Tonight
Mostly cloudy, with a low around 25. Southeast wind 5 to 7 mph becoming calm after midnight.
Washington's Birthday
A 20 percent chance of rain after noon. Cloudy, with a high near 41. Southeast wind 3 to 6 mph.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 33. Light and variable wind becoming west around 6 mph in the evening.
Tuesday
A chance of rain and snow before 8am, then a chance of rain. Mostly cloudy, with a high near 46. Breezy, with a south wind 6 to 11 mph becoming northwest 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 28.
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 65.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 59.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 40.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 57.
Click Map For Forecast
Point Forecast:
2 Miles NW Cahokia IL
 38.57°N 90.21°W (Elev. 397 ft)
1:39 pm CST Feb 14, 2016
3pm CST Feb 14, 2016-6pm CST Feb 21, 2016
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database