• Today

    May 4

    78°Lo 46°

    Some clouds, then sunny

    Poor for skiing
    • Rain
      0 in
    • Precip
      2%
    • Hours of Precip
      0
  • Tue

    May 5

    78°Lo 47°

    Pleasant with plenty of sun

    Poor for skiing
    • Rain
      0 in
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Wed

    May 6

    76°Lo 50°

    Pleasant with plenty of sun

    Poor for skiing
    • Rain
      0 in
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Thu

    May 7

    74°Lo 48°

    Mostly sunny and pleasant

    Poor for skiing
    • Rain
      0 in
    • Precip
      17%
    • Hours of Precip
      0
    more
  • Fri

    May 8

    74°Lo 48°

    Mostly cloudy

    Poor for skiing
    • Rain
      0 in
    • Precip
      25%
    • Hours of Precip
      0
    more
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  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Cloudy
Partly Cloudy
Mostly Sunny
Cloudy
Temp (°F) 54° 53° 52° 51° 50° 49° 51° 55°
RealFeel® 50° 49° 48° 48° 48° 47° 50° 52°
Humidity 81% 84% 85% 88% 92% 93% 91% 77%
   
  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%
 
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  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 8 SW 8 WNW 8 NW 7 WNW 6 WNW 6 WNW 5 WNW 7 WNW
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 100% 100% 100% 79% 58% 42% 27% 93%
Dew Point 48° 48° 48° 47° 47° 47° 48° 48°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2014
High 78° N/A N/A 75°
Low 46° N/A N/A 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:07 AM with 13:52 of sunlight, then sets at 7:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:44 PM with 10:38 of moolight, then sets at 7:22 AM

Tracy Weather Report

San Francisco: Seasonable Temperatures to Continue Through Week

May 4, 2015; 7:42 AM ET

A pattern of seasonable temperatures will continue through the first part of the new week, with low clouds in the morning and sunny conditions through the afternoon. more >

Tourism of Doom: Traveling to Endangered Places

Aug 30, 2012; 5:00 AM ET If you're longing to ski the Alps or swim in the Great Barrier Reef, you may be running out of time. A changing climate may beat you to the punch line. Valerie Smock has more.

Radar & Satellite

48 Hour Precipitation Forecast

Mon. Ski Weather