• Sunny 61°
    Snow Days Current Weather
    • Wind
      Chill
      61°
    • Yesterday
      Precip
      0.17 in
    • Cloud
      Cover
      0%
  • Today

    Sep 21

    Hi 77°

    Partly sunny and not as warm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    Day Details >
  • Tomorrow

    Sep 22

    Hi 73°

    Mostly sunny and beautiful

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    Day Details >
  • Tuesday

    Sep 23

    Hi 75°

    Mostly sunny and beautiful

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    Day Details >
Next

Noticeably cooler today

9/21 9/22 Now: 8:06am
AM 8-12
  • 8am Sunny 66° 16%
  • 9am Mostly sunny 67° 16%
  • 10am Mostly sunny 70° 10%
  • 11am Mostly sunny 72° 0%
  • 12pm Mostly sunny 74° 0%
PM 7-12
  • 7pm Mostly sunny 67° 0%
  • 8pm Clear 64° 0%
  • 9pm Clear 62° 0%
  • 10pm Clear 60° 0%
  • 11pm Clear 57° 0%
  • 12am Clear 57° 0%
AM 1-6
  • 1am Clear 56° 0%
  • 2am Clear 55° 0%
  • 3am Clear 54° 0%
  • 4am Clear 52° 0%
  • 5am Clear 51° 0%
  • 6am Clear 50° 0%
Hourly Forecast >
Sep 20, 2014; 3:59 PM ET
A thunderstorm tonight
St. Louis, MO Weather Forecast

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The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Sun. Snow Day Potential