• Saturday

    Apr 19

    70°Lo 40°

    Mostly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      69°
    • UV
      7 - High
    • Air Qual.
      Good
    more
  • Sunday

    Apr 20

    76°Lo 45°

    Partly sunny and pleasant

    Beneficial weather for asthma
    • Hi
      RealFeel
      78°
    • UV
      7 - High
    • Air Qual.
      Good
    more
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Napa Weather Report

Chance of Rain in San Francisco on Tuesday

April 19, 2014; 9:09 PM ET

There hasn't been any measurable precipitation in San Francisco since April 4. more >

Respiratory Health Live Feed

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Is it a Cold or the Flu?

Apr 19, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Sat. Air Quality

Sat. Asthma Risk

Sat. UV Index