• Mostly sunny 86°
    Snow Days Current Weather
    • Wind
      Chill
      86°
    • Yesterday
      Precip
      0 in
    • Cloud
      Cover
      25%
  • Today

    Aug 3

    Hi 92°

    A thunderstorm in spots

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

    Aug 4

    Hi 88°

    A shower and t-storm around

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

    Aug 5

    Hi 81°

    A shower and t-storm around

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

Thunderstorms, some severe, late tonight through late Wednesday night

8/3 8/4 Now: 10:48am
AM 10-2
  • 10am Mostly sunny 84° 6%
  • 11am Mostly sunny 86° 7%
  • 12pm Mostly sunny 88° 7%
  • 1pm Mostly sunny 90° 9%
  • 2pm Partly sunny 91° 11%
PM 9-2
  • 9pm Partly cloudy 80° 20%
  • 10pm Partly cloudy 78° 20%
  • 11pm Partly cloudy 76° 20%
  • 12am Partly cloudy 76° 20%
  • 1am Partly cloudy 74° 25%
  • 2am Partly cloudy 73° 47%
AM 3-8
  • 3am Partly cloudy w/ t-storms 72° 51%
  • 4am Partly cloudy 71° 47%
  • 5am Partly cloudy 70° 17%
  • 6am Partly cloudy 68° 17%
  • 7am Partly sunny 70° 22%
  • 8am Intermittent clouds 72° 43%
Hourly Forecast >
Aug 03, 2015; 5:08 AM ET
Five-day Weather Forecast for St. Louis, MO
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

Mon. Snow Day Potential