• Partly cloudy 55°
    Asthma Current Weather
    • Relative Humidity
      87%
    • Yesterday
      Temp
      56°
    • Pressure
      1020.32 mb
  • Tonight

    Apr 19

    Lo 48°

    Partly cloudy

    Asthma Weather
    • Hi
      RealFeel
      62°
    • UV
      7 - High
    • Air Qual.
      Good
    Day Details >
  • Tomorrow

    Apr 20

    Hi 67°

    Clouds giving way to some sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      69°
    • UV
      7 - High
    • Air Qual.
      Moderate
    Day Details >
  • Monday

    Apr 21

    Hi 62°

    Low clouds break for some sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      64°
    • UV
      7 - High
    • Air Qual.
      Good
    Day Details >
Next

Expect showery weather Monday evening through Tuesday afternoon

4/19 4/20 Now: 9:49pm
PM 9-1
  • 9pm Intermittent clouds 51° 0%
  • 10pm Intermittent clouds 51° 0%
  • 11pm Partly cloudy 52° 0%
  • 12am Partly cloudy 52° 0%
  • 1am Mostly clear 52° 0%
AM 8-1
  • 8am Cloudy 52° 0%
  • 9am Cloudy 55° 0%
  • 10am Cloudy 57° 0%
  • 11am Cloudy 60° 0%
  • 12pm Cloudy 63° 0%
  • 1pm Cloudy 64° 0%
PM 2-7
  • 2pm Mostly sunny 66° 0%
  • 3pm Mostly sunny 67° 0%
  • 4pm Mostly sunny 67° 0%
  • 5pm Mostly sunny 65° 0%
  • 6pm Mostly sunny 63° 0%
  • 7pm Mostly sunny 61° 0%
Hourly Forecast >

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Top Story

San Francisco 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