• Tonight

    Dec 17

    Lo 47°

    A couple of showers

    Hair Frizz Weather
    • Wind
      Gust
      7 mph
    • Precip
      77%
    • Hours of Precip
      5
  • Thu

    Dec 18

    56°Lo 50°

    Mostly cloudy

    Advisory for hair frizz
    • Wind
      Gust
      5 mph
    • Precip
      18%
    • Hours of Precip
      1.5
    more
  • Fri

    Dec 19

    58°Lo 44°

    Morning rain, then a shower

    Advisory for hair frizz
    • Wind
      Gust
      5 mph
    • Precip
      67%
    • Hours of Precip
      2.5
    more
  • Sat

    Dec 20

    57°Lo 48°

    Periods of sunshine

    Advisory for hair frizz
    • Wind
      Gust
      5 mph
    • Precip
      12%
    • Hours of Precip
      0
    more
  • Sun

    Dec 21

    63°Lo 47°

    Fog in the morning; some sun

    Advisory for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      12%
    • Hours of Precip
      0
    more
Next Previous
Next 8 hours >
  Wed
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Partly Cloudy
Showers
Rain
Rain
Cloudy
Rain
Cloudy
Showers
Temp (°F) 47° 48° 48° 49° 47° 47° 47° 47°
RealFeel® 45° 46° 46° 47° 46° 42° 41° 50°
Humidity 96% 96% 96% 96% 96% 92% 86% 96%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
43%
 
58%
 
66%
 
66%
 
47%
 
55%
 
49%
 
46%
Snow
 
0%
 
4%
 
4%
 
4%
 
4%
 
4%
 
2%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 5 SSE 6 SSE 4 SSE 4 SSE 4 SSE 6 SSE 8 SSE 0
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 40% 100% 100% 100% 100% 100% 100% 100%
Dew Point 46° 47° 47° 48° 46° 45° 43° 46°
Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Dec 17

more Historical Weather Data >
  Today Normal Record 12/17/2013
High 56° 58° 72° (2013) 72°
Low 47° 36° 24° (2008) 29°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:22 AM with 9:29 of sunlight, then sets at 4:51 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:43 AM with 11:12 of moolight, then sets at 1:55 PM

Santa Rosa Weather Report

San Francisco: Dry Weather Ahead for the Weekend

December 17, 2014; 8:49 PM ET

Conditions will turn dry for San Francisco this weekend and last into next week. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Wed. Hair Frizz

Wed. Wind Maps

Wed. UV Index