• Today

    Sep 16

    91°Lo 59°

    Sunshine

    Unlikely for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Wed

    Sep 17

    87°Lo 62°

    Sun mixing with clouds

    Unlikely for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      18%
    • Hours of Precip
      0
  • Thu

    Sep 18

    83°Lo 58°

    Partly sunny

    Watch for hair frizz
    • Wind
      Gust
      7 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Fri

    Sep 19

    89°Lo 60°

    Mostly sunny

    Watch for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      0%
    • Hours of Precip
      0
    more
  • Sat

    Sep 20

    91°Lo 59°

    Sunny and very warm

    Unlikely for hair frizz
    • Wind
      Gust
      7 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Mostly Clear
Mostly Clear
Clear
Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Temp (°F) 66° 65° 63° 61° 61° 59° 61° 63°
RealFeel® 62° 61° 60° 58° 58° 56° 58° 61°
Humidity 60% 62% 65% 70% 74% 76% 76% 70%
   
  1am 2am 3am 4am 5am 6am 7am 8am
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%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 5 SSE 5 SSE 5 SSE 5 SSE 5 SSE 5 SSE 5 SSE 5 SSE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 10% 10% 8% 8% 10% 10% 10% 10%
Dew Point 52° 52° 51° 52° 52° 52° 53° 53°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Sep 17

more Historical Weather Data >
  Today Normal Record 9/17/2013
High 87° 85° 100° (1979) 75°
Low 62° 59° 45° (2006) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:48 AM with 12:22 of sunlight, then sets at 7:10 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:55 AM with 14:26 of moolight, then sets at 3:21 PM

Top Story

Loomis Weather Report

San Francisco: Sunshine, Seasonable Temperatures to Continue

September 16, 2014; 3:08 PM ET

The Bay Area will continue to feature sunshine and seasonable temperatures as the summer season comes to a close. 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