• Early AM

    Sep 18

    Lo 63°

    Increasing clouds

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

    Sep 18

    84°Lo 57°

    Partly sunny

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

    Sep 19

    89°Lo 59°

    Mostly sunny

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

    Sep 20

    89°Lo 57°

    Plenty of sunshine

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

    Sep 21

    88°Lo 57°

    Plenty of sunshine

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
7pm
8pm 9pm 10pm 11pm Fri
12am
1am 2am
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Forecast
Mostly Sunny
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 79° 74° 69° 66° 64° 62° 61° 61°
RealFeel® 75° 70° 65° 63° 63° 61° 60° 60°
Humidity 48% 58% 69% 80% 89% 91% 92% 93%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
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%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Wind (mph) 6 WSW 5 WSW 4 WSW 4 SW 3 SW 3 SSW 3 S 3 SE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 26% 10% 10% 10% 10% 10% 10% 10%
Dew Point 58° 58° 59° 60° 60° 60° 59° 59°
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

Temperature History - Sep 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 84° 85° 99° (1984) 81°
Low 57° 59° 45° (1986) 48°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:49 AM with 12:19 of sunlight, then sets at 7:08 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:48 AM with 14:12 of moolight, then sets at 4:00 PM

Top Story

Loomis Weather Report

San Francisco: Sunshine, Seasonable Temperatures to Continue

September 18, 2014; 3:42 AM ET

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

Thu. Snow Day Potential