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    Next 5 Days
    • Current Weather

      46° F
      Cloudy
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Relative Humidity: 98%
      • Yesterday Temp: 41°
      • RealFeel: 42°
    • Today

      Jan 20

      55° Hi
      Fog in the morning; cloudy
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Tomorrow

      Jan 21

      63° Hi
      Partly sunny and warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Sunday

      Jan 22

      53° Hi
      Cloudy and cooler
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    Next 6 Hours
    • 6AM

      Jan 20

      46°
      Showers
      Precip 51%
    • 7AM

      47°
      Fog
      Precip 0%
    • 8AM

      47°
      Fog
      Precip 0%
    • 9AM

      48°
      Fog
      Precip 0%
    • 10AM

      49°
      Cloudy
      Precip 0%
    • 11AM

      50°
      Cloudy
      Precip 0%

    Alton Pollen Levels Jan 20

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Jan 20, 2017; 5:02 AM ET
Five-day Weather Forecast for St. Louis, MO
    St. Louis, MO Weather Forecast
    • Watch out for 'thunderstorm asthma'_5240883146001

      Watch out for 'thunderstorm asthma'

      December 08, 2016, 8:21:01 PM EST

      Dec 08, 2016; 8:53 PM ET Thunderstorms are one of the most fascinating displays of Mother Nature's wrath. As it turns…

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