• Tonight

    Sep 20

    Lo 57°

    Overcast

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    Sep 21

    76°Lo 54°

    Areas of low clouds, then sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Mon

    Sep 22

    79°Lo 52°

    Areas of low clouds, then sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Tue

    Sep 23

    80°Lo 54°

    Areas of low clouds, then sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Wed

    Sep 24

    76°Lo 56°

    Cloudy and cool

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 58° 59° 61° 65° 69° 72° 76° 74°
RealFeel® 58° 60° 63° 69° 72° 76° 77° 74°
Humidity 93% 92% 88% 81% 71% 63% 55% 60%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 2 WNW 3 SW 3 SW 4 SW 5 SW 6 SW 6 SW 7 SW
UV Index 0 1 2 3 4 5 4 3
Cloud Cover 90% 90% 90% 76% 76% 11% 11% 11%
Dew Point 56° 56° 58° 59° 59° 59° 59° 60°
Middle Grid line 80 F 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

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 76° 87° 104° (1987) 69°
Low 54° 50° 40° (2012) 41°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:57 AM with 12:12 of sunlight, then sets at 7:09 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:38 AM with 13:09 of moolight, then sets at 5:47 PM

Top Story

Santa Rosa Weather Report

Dry, Sunny Weather Continues for San Francisco

September 21, 2014; 12:10 AM ET

Sunny skies will bathe the Bay Area for the new week. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Sun. Snow Day Potential