Next 5 Days
  • Current Weather

    37° F
    Cloudy
    • Ragweed Pollen
      • Ragweed Pollen
      • Grass Pollen
      • Tree Pollen
      • Mold
      • Dust & Dander
      • Air Quality Index
    • Relative Humidity: 78%
    • Yesterday Temp: 30°
    • RealFeel: 33°
  • Today

    Dec 11

    46° Hi
    A touch of morning rain
    • Low
    • ragweed pollen levels
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: Low
    } Day Details
  • Tomorrow

    Dec 12

    45° Hi
    Rather cloudy
    • Low
    • ragweed pollen levels
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: Low
    } Day Details
  • Thursday

    Dec 13

    49° Hi
    Cloudy
    • Low
    • ragweed pollen levels
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: Low
    } Day Details
Next 6 Hours
  • 8AM

    Dec 11

    34°
    Cloudy
    Precip 34%
  • 9AM

    36°
    Cloudy
    Precip 37%
  • 10AM

    38°
    Cloudy
    Precip 43%
  • 11AM

    40°
    Cloudy
    Precip 47%
  • 12PM

    42°
    Rain
    Precip 51%
  • 1PM

    43°
    Intermittent clouds
    Precip 25%

Grass Valley Pollen Levels Dec 11

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

    Low

  • Ragweed Pollen

    Low

  • Mold

    Low

  • Grass Pollen

    Low

 An early meteor from the Geminids shower shot across the sky over Mexico in the early morning hours of December 8, passing over Mexico City, Acapulco, and the Popocatepetl volcano. The height of the Geminids meteor...
Early Geminids meteor shower shoots across night sky

Allergies Live Feed

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps