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    • Today

      Aug 17

      80° /60°
      Mostly sunny and warmer
      • 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
      More
    • Fri

      Aug 18

      80° /57°F
      A couple of thunderstorms
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Sat

      Aug 19

      85° /65°
      Pleasant with plenty of sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Aug 20

      87° /69°
      A t-storm in the afternoon
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Aug 21

      85° /64°
      Strong t-storms, mainly later
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    80°Hi RealFeel® 86° Precipitation 60%
    Partly sunny and humid with a couple of showers and a thunderstorm
    • Winds from the
    • W 7 mph
    • Gusts: 10 mph
    • Max UV Index: 11 (Extreme)
    • Thunderstorms: 40%
    • Precipitation: 0.2 in
    • Rain: 0.2 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 2 hrs

    Night

    57°Lo RealFeel® 57° Precipitation 2%
    Clear
    • Winds from the
    • NW 4 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 24%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Yankton Pollen Levels Aug 18

    • 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 8/18/2016
    High 80° 86° N/A 93°
    Low 57° 60° N/A 66°

    Sunrise/Sunset

    • Sunrise: 6:39 AM
    • Sunset: 8:27 PM
    • Duration: 13:48 hr

    Moonrise/Moonset

    • Moonrise: 3:07 AM
    • Moonset: 6:13 PM
    • Duration: 15:06 hr
    Astronomy

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps