• Today

    Sep 22

    81°Lo 59°

    Sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
  • Tue

    Sep 23

    81°Lo 58°

    Mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Wed

    Sep 24

    80°Lo 56°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Thu

    Sep 25

    69°Lo 52°

    Cooler with clouds and sun

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      53%
    more
  • Fri

    Sep 26

    70°Lo 50°

    Intervals of clouds and sun

    Ragweed Pollen Weather
    • Precip
      13%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      70%
    more
Next Previous
Clear 62° Lo 59° RealFeel® 60° / 57°

N

E

S

W

  • Precipitation: 0%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 63%
  • Cloud Cover: 0%
  • Dew Point: 48° F
  • Visibility: 10 mi
3 mph

Temperature History - Sep 22

more Historical Weather Data >
  Today Normal Record 9/22/2013
High 81° 84° 103° (1949) 70°
Low 59° 58° 46° (2013) 47°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:52 AM with 12:10 of sunlight, then sets at 7:02 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:27 AM with 12:44 of moolight, then sets at 6:11 PM

Top Story

Grass Valley Weather Report

California Drought May Be Cause for Mt. Shasta Mudslide

September 22, 2014; 8:57 AM ET

The cause of the mudslide is believed to be due to the drought conditions which have left Mt. Shasta’s glaciers exposed to the sun’s heat. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps