• Tonight

    Mar 26

    Lo 47°

    Clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Fri

    Mar 27

    72°Lo 46°

    Plenty of sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Sat

    Mar 28

    75°Lo 44°

    Partly sunny and beautiful

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Sun

    Mar 29

    78°Lo 47°

    Partly sunny and pleasant

    Low ragweed pollen levels
    • Precip
      5%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      26%
    more
  • Mon

    Mar 30

    77°Lo 46°

    Mostly sunny and pleasant

    Ragweed Pollen Weather
    • Precip
      14%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      21%
    more
Next Previous
Clear 56° RealFeel® 56°

N

E

S

W

  • Humidity: 80%
  • Pressure: 30.07 in
  • UV Index: 0
  • Cloud Cover: 0%
  • Ceiling: 19500 ft
  • Dew Point: 50° F
  • Visibility: 10 mi
4 mph

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:03 AM with 12:24 of sunlight, then sets at 7:27 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:52 AM with 14:28 of moolight, then sets at 2:20 AM

Temperature Summary - 11:59 PM

  Temp (°F)
Now 56°
Yesterday 58°
RealFeel® 56°
RealFeel® Shade 56°
Wind Chill 56°
Dew Point 50°
  Hi / Lo
Previous 6 Hours 80°
  52°
Previous 12 Hours 80°
  52°
Previous 24 Hours 80°
  43°

Temperature History - Mar 26

more Historical Weather Data >
  Today Normal Record 3/26/2014
High 80° 68° 86° (1988) 63°
Low 47° 44° 30° (1920) 49°

Precipitation Summary - 11:59 PM

  Amount (in)
Previous 1 Hour 0
Previous 3 Hours 0
Previous 6 Hours 0
Previous 9 Hours 0
Previous 12 Hours 0
Previous 18 Hours 0
Previous 24 Hours 0

Napa Weather Report

San Francisco: Warmth to Hold into New Week

March 27, 2015; 12:35 AM ET

Warm weather and sunshine will continue to hold into the new week across the Bay Area. more >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps