• Sunny 71°
    Asthma Current Weather
    • Relative Humidity
      88%
    • Yesterday
      Temp
      73°
    • Pressure
      30.04 inHg
  • Today

    Aug 25

    Hi 88°

    A thunderstorm in the area

    At Risk weather for asthma
    • Hi
      RealFeel
      102°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    Day Details >
  • Tomorrow

    Aug 26

    Hi 85°

    Thunderstorms, some severe

    At High Risk weather for asthma
    • Hi
      RealFeel
      99°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    Day Details >
  • Saturday

    Aug 27

    Hi 84°

    Variable clouds, a t-storm

    At High Risk weather for asthma
    • Hi
      RealFeel
      99°
    • UV
      5 - High
    • Air Qual.
      Good
    Day Details >
Next

Thunderstorms, some severe, this evening through Saturday afternoon; storms can bring downpours, large hail, damaging winds and a tornado

8/25 8/26 Now: 6:53am
AM 6-10
  • 6am Mostly clear 71° 11%
  • 7am Intermittent clouds 72° 12%
  • 8am Mostly cloudy 74° 13%
  • 9am Mostly cloudy 76° 13%
  • 10am Mostly cloudy 79° 17%
PM 5-10
  • 5pm Mostly cloudy 87° 47%
  • 6pm Thunderstorms 82° 51%
  • 7pm Mostly cloudy 80° 47%
  • 8pm Intermittent clouds 79° 34%
  • 9pm Mostly cloudy 78° 34%
  • 10pm Cloudy 75° 37%
PM 11-4
  • 11pm Cloudy 74° 48%
  • 12am Thunderstorms 74° 52%
  • 1am Mostly cloudy 74° 48%
  • 2am Mostly cloudy 73° 34%
  • 3am Mostly cloudy 73° 34%
  • 4am Mostly cloudy 72° 37%
Hourly Forecast >
Aug 25, 2016; 5:09 AM ET
Five-day Weather Forecast for St. Louis, MO
St. Louis, MO Weather Forecast

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Thu. Air Quality

Thu. Asthma Risk

Thu. UV Index