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    • Today

      Sep 23

      78° /65°F
      Partly sunny
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • High
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: High
      • Tree Pollen: Low
    • Mon

      Sep 24

      79° /69°
      Mostly cloudy, a shower
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Tue

      Sep 25

      84° /61°
      Rain and a t-storm; humid
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      Sep 26

      73° /50°
      Periods of sun; not as warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Thu

      Sep 27

      77° /55°
      Periods of sun; pleasant
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    78°Hi RealFeel® 80° Precipitation 9%
    Partly sunny
    • Winds from the
    • ENE 6 mph
    • Gusts: 9 mph
    • Max UV Index: 4 (Moderate)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    65°Lo RealFeel® 64° Precipitation 55%
    Mostly cloudy, occasional rain late
    • Winds from the
    • E 5 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 2%
    • Precipitation: 0.02 in
    • Rain: 0.02 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    St. Louis Pollen Levels Sep 23

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

      Low

    • Ragweed Pollen

      High

    • Mold

      High

    • Grass Pollen

      Moderate

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/23/2017
    High 78° 78° N/A 95°
    Low 65° 52° N/A 65°

    Sunrise/Sunset

    • Sunrise: 6:49 AM
    • Sunset: 6:57 PM
    • Duration: 12:08 hr

    Moonrise/Moonset

    • Moonrise: 6:37 PM
    • Moonset: 6:11 AM
    • Duration: 11:34 hr
    Astronomy

    Sun. Pollen

    Sun. Dust & Dander

    Sun. Wind Maps