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    • Tonight

      Oct 20

      41° Lo F
      Cloudy with late-night rain
      • 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
    • Sat

      Oct 21

      55° /53°
      Cloudy and cool with showers
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Oct 22

      67° /41°
      Variably cloudy and warmer
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Oct 23

      63° /40°
      Sun followed by clouds
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Oct 24

      66° /42°
      Pleasant with plenty of sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    59°Hi RealFeel® 52° Precipitation 25%
    Periods of clouds and sun; breezy this afternoon
    • Winds from the
    • WSW 14 mph
    • Gusts: 34 mph
    • Max UV Index: 2 (Low)
    • Thunderstorms: 11%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    41°Lo RealFeel® 33° Precipitation 75%
    Mostly cloudy with late-night rain
    • Winds from the
    • SW 9 mph
    • Gusts: 18 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0.14 in
    • Rain: 0.14 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2.5 hrs
    • Hours of Rain: 2.5 hrs

    Prosser Pollen Levels Oct 20

    • 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 10/20/2016
    High 59° 66° N/A 62°
    Low 41° 36° N/A 43°

    Sunrise/Sunset

    • Sunrise: 7:23 AM
    • Sunset: 6:04 PM
    • Duration: 10:41 hr

    Moonrise/Moonset

    • Moonrise: 8:07 AM
    • Moonset: 7:00 PM
    • Duration: 10:53 hr
    Astronomy

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps