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    • Today

      Dec 17

      17° /9°F
      A bit of morning snow
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Mon

      Dec 18

      31° /17°
      Not as cold with snow showers
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Dec 19

      42° /30°
      Mostly cloudy, a bit of snow
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      Dec 20

      31° /12°
      Breezy with low clouds
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Thu

      Dec 21

      20° /12°
      Cold with periods of sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    17°Hi RealFeel® 18° Precipitation 55%
    A bit of morning snow, accumulating a coating to an inch; otherwise, mostly cloudy
    • Winds from the
    • NNE 4 mph
    • Gusts: 12 mph
    • Max UV Index: 1 (Low)
    • Thunderstorms: 0%
    • Precipitation: 0.03 in
    • Rain: 0 in
    • Snow: 0.9 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 0 hrs

    Night

    Lo RealFeel® 9° Precipitation 25%
    Plenty of clouds
    • Winds from the
    • SE 4 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Williston Pollen Levels Dec 17

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 12/17/2016
    High 17° 32° 56° (2000) 34°
    Low 18° -11° (2013) 16°

    Sunrise/Sunset

    • Sunrise: 7:23 AM
    • Sunset: 4:14 PM
    • Duration: 8:51 hr

    Moonrise/Moonset

    • Moonrise: 6:30 AM
    • Moonset: 4:11 PM
    • Duration: 9:41 hr
    Astronomy

    Sun. Pollen

    Sun. Dust & Dander

    Sun. Wind Maps