• Tonight

    Mar 4

    Lo 36°

    Clear and cold

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Moderate
    more
  • Thu

    Mar 5

    69°Lo 36°

    Plenty of sun

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

    Mar 6

    72°Lo 38°

    Sunny and pleasant

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

    Mar 7

    73°Lo 41°

    Mostly sunny and pleasant

    Low ragweed pollen levels
    • Precip
      2%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      25%
    more
  • Sun

    Mar 8

    72°Lo 42°

    Sunshine and pleasant

    Ragweed Pollen Weather
    • Precip
      3%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      25%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Temp (°F) 48° 54° 60° 64° 68° 70° 72° 70°
RealFeel® 56° 64° 70° 75° 73° 73° 73° 69°
Humidity 67% 60% 51% 39% 33% 29% 29% 33%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 0 0 1 WNW 1 W 5 WSW 6 WSW 7 WSW 8 WSW
UV Index 2 3 4 5 4 3 2 1
Cloud Cover 0% 0% 0% 0% 1% 1% 2% 2%
Dew Point 37° 41° 42° 39° 37° 36° 39° 40°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Mar 6

more Historical Weather Data >
  Today Normal Record 3/6/2014
High 72° N/A N/A 67°
Low 38° N/A N/A 50°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:36 AM with 11:33 of sunlight, then sets at 6:09 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:20 PM with 12:06 of moolight, then sets at 7:26 AM

Santa Rosa Weather Report

San Francisco: Dry Pattern, Warmth to Continue Through Weekend

March 4, 2015; 11:35 AM ET

Above-average temperatures and clear, sunny skies will sweep across San Francisco through out the rest of the week and into early next week. more >

Making a Forecast: The Sixth Sense

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

Fri. Dust & Dander

Fri. Wind Maps