• Today

    Aug 2

    89°Lo 60°

    Decreasing clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      90°
    • UV
      5 - High
    • Air Qual.
      Moderate
  • Mon

    Aug 3

    85°Lo 59°

    Mostly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      89°
    • UV
      7 - Very High
    • Air Qual.
      Good
    more
  • Tue

    Aug 4

    82°Lo 57°

    Sunshine and patchy clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      86°
    • UV
      7 - Very High
    • Air Qual.
      Good
    more
  • Wed

    Aug 5

    91°Lo 59°

    Plenty of sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      93°
    • UV
      7 - Very High
    • Air Qual.
      Good
    more
  • Thu

    Aug 6

    93°Lo 61°

    Warm with clouds and sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      101°
    • UV
      5 - High
    • Air Qual.
      Good
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
10pm
11pm Mon
12am
1am 2am 3am 4am 5am
  10pm 11pm 12am 1am 2am 3am 4am 5am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 70° 68° 66° 65° 64° 63° 62° 61°
RealFeel® 66° 65° 63° 62° 62° 60° 60° 59°
Humidity 63% 67% 69% 75% 78% 77% 77% 79%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
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%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
Wind (mph) 12 W 10 W 9 W 9 W 8 W 8 W 7 W 7 W
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 25% 25% 25% 25% 25% 25% 25% 25%
Dew Point 57° 57° 56° 57° 57° 55° 55° 55°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Aug 2

more Historical Weather Data >
  Today Normal Record 8/2/2014
High 89° N/A N/A 102°
Low 60° N/A N/A 65°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:10 AM with 14:04 of sunlight, then sets at 8:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:48 PM with 12:11 of moolight, then sets at 9:59 AM

Tracy Weather Report

San Francisco: Seasonable Conditions to Persist Through Week

August 2, 2015; 5:40 PM ET

Dry and seasonable conditions will continue across the San Francisco Bay area this week. more >

The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Sun. Air Quality

Sun. Asthma Risk

Sun. UV Index