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    • Early AM

      Sep 26

      47° Lo
      Mainly clear
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Today

      Sep 26

      72° /56°F
      Rain in the afternoon
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • Tue

      Sep 27

      68° /49°
      Sunshine and some clouds
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Wed

      Sep 28

      70° /54°
      Clouds and sun with a shower
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Thu

      Sep 29

      67° /58°
      Times of clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    72°Hi RealFeel® 70° Precipitation 65%
    Some sun, then turning cloudy and breezy; occasional afternoon rain
    • SSE 14 mph
    • Gusts: 22 mph
    • Max UV Index: 4 (Moderate)
    • Thunderstorms: 9%
    • Precipitation: 0.14 in
    • Rain: 0.14 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1.5 hrs
    • Hours of Rain: 1.5 hrs

    Night

    56°Lo RealFeel® 53° Precipitation 68%
    Mild; occasional evening rain, then turning out clear late
    • SSW 10 mph
    • Gusts: 17 mph
    • Max UV Index: N/A
    • Thunderstorms: 14%
    • Precipitation: 0.22 in
    • Rain: 0.22 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 4 hrs
    • Hours of Rain: 4 hrs

    Alton Pollen Levels Sep 26

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

      Low

    • Ragweed Pollen

      Moderate

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/26/2015
    High 72° 65° N/A 72°
    Low 56° 47° N/A 50°

    Sunrise/Sunset

    • Sunrise: 6:59 AM
    • Sunset: 6:58 PM
    • Duration: 11:59 hr

    Moonrise/Moonset

    • Moonrise: 1:30 AM
    • Moonset: 4:10 PM
    • Duration: 14:40 hr
    Astronomy

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps