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    • Tonight

      Sep 25

      27° Lo F
      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
    • Tue

      Sep 26

      39° /28°
      Cold with some sun
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Wed

      Sep 27

      44° /30°
      Mostly sunny and chilly
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Thu

      Sep 28

      48° /31°
      Sunny, but chilly
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Fri

      Sep 29

      47° /33°
      Plenty of sun
      • High
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More

    Day

    41°Hi RealFeel® 45° Precipitation 16%
    Cold; cloudy this morning, then periods of clouds and sun this afternoon
    • Winds from the
    • NW 8 mph
    • Gusts: 23 mph
    • Max UV Index: 7 (High)
    • Thunderstorms: 5%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    27°Lo RealFeel® 25° Precipitation 15%
    Mainly clear
    • Winds from the
    • W 5 mph
    • Gusts: 10 mph
    • Max UV Index: N/A
    • Thunderstorms: 1%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Big Sky Pollen Levels Sep 25

    • 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 9/25/2016
    High 41° 64° N/A 52°
    Low 27° 29° N/A 24°

    Sunrise/Sunset

    • Sunrise: 7:16 AM
    • Sunset: 7:18 PM
    • Duration: 12:02 hr

    Moonrise/Moonset

    • Moonrise: 12:43 PM
    • Moonset: 10:36 PM
    • Duration: 9:53 hr
    Astronomy

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps