Heavy Lake Effect Snow and Bitterly Cold Temperatures

A bitterly cold airmass will settle over much of the central and eastern U.S over the next several days. Well below normal temperatures and cold wind chills will be common. In addition, heavy lake effect snow will be possible especially over western New York where up to two feet is forecast by late Thursday.
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Hazardous Weather Conditions

Current conditions at

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

Lat: 38.64°NLon: -90.23°WElev: 604ft.

Overcast

-4°C

24°F

Humidity 77%
Wind Speed NE 13 km/h
Barometer 1024.0 mb (30.20 in)
Dewpoint -8°C (18°F)
Visibility 16 km
Wind Chill-9°C (15°F)
Last update 11 Feb 3:51 am CST
Extended Forecast for

Saint Louis MO

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near -2. Northeast wind 8 to 11 km/h.

    Decreasing
    Clouds

    High: -2 °C

  • Tonight

    Tonight: Light snow likely, mainly before midnight.  Cloudy, with a low around -6. Northeast wind 5 to 8 km/h becoming south after midnight.  Chance of precipitation is 60%. New snow accumulation of 2 to 4 centimeters possible.

    Light Snow
    Likely

    Low: -6 °C

  • Friday

    Friday: A 20 percent chance of light snow before noon.  Cloudy, with a high near 2. South wind 5 to 10 km/h becoming northwest 18 to 23 km/h in the afternoon.

    Slight Chance
    Light Snow
    then Mostly
    Cloudy

    High: 2 °C

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around -13. North wind 18 to 24 km/h, with gusts as high as 35 km/h.

    Partly Cloudy

    Low: -13 °C

  • Saturday

    Saturday: Mostly sunny, with a high near -6. North wind 10 to 16 km/h.

    Mostly Sunny

    High: -6 °C

  • Saturday
    Night

    Saturday Night: A 30 percent chance of snow.  Mostly cloudy, with a low around -9.

    Chance Snow

    Low: -9 °C

  • Sunday

    Sunday: A 40 percent chance of snow.  Cloudy, with a high near -1.

    Chance Snow

    High: -1 °C

  • Sunday
    Night

    Sunday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around -4.

    Chance Snow

    Low: -4 °C

  • Washington's
    Birthday

    Washington's Birthday: A 30 percent chance of snow.  Mostly cloudy, with a high near 4.

    Chance Snow

    High: 4 °C

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near -2. Northeast wind 8 to 11 km/h.
Tonight
Light snow likely, mainly before midnight. Cloudy, with a low around -6. Northeast wind 5 to 8 km/h becoming south after midnight. Chance of precipitation is 60%. New snow accumulation of 2 to 4 centimeters possible.
Friday
A 20 percent chance of light snow before noon. Cloudy, with a high near 2. South wind 5 to 10 km/h becoming northwest 18 to 23 km/h in the afternoon.
Friday Night
Partly cloudy, with a low around -13. North wind 18 to 24 km/h, with gusts as high as 35 km/h.
Saturday
Mostly sunny, with a high near -6. North wind 10 to 16 km/h.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around -9.
Sunday
A 40 percent chance of snow. Cloudy, with a high near -1.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around -4.
Washington's Birthday
A 30 percent chance of snow. Mostly cloudy, with a high near 4.
Monday Night
Mostly cloudy, with a low around -3.
Tuesday
Partly sunny, with a high near 8.
Tuesday Night
Mostly cloudy, with a low around 0.
Wednesday
Mostly sunny, with a high near 12.
Click Map For Forecast
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 164 m)
3:40 am CST Feb 11, 2016
4am CST Feb 11, 2016-6pm CST Feb 17, 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