• Cloudy 60°
    Asthma Current Weather
    • Relative Humidity
      72%
    • Yesterday
      Temp
      57°
    • Pressure
      30.22 inHg
  • Tonight

    Dec 20

    Lo 56°

    Cloudy with a passing shower

    Asthma Weather
    • Hi
      RealFeel
      64°
    • UV
      1 - Low
    • Air Qual.
      Good
    Day Details >
  • Tomorrow

    Dec 21

    Hi 65°

    Mostly cloudy

    Beneficial weather for asthma
    • Hi
      RealFeel
      61°
    • UV
      1 - Low
    • Air Qual.
      Moderate
    Day Details >
  • Monday

    Dec 22

    Hi 66°

    Mostly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      64°
    • UV
      2 - Low
    • Air Qual.
      Moderate
    Day Details >
Next

Expect showers tonight

12/20 12/21 Now: 7:38pm
PM 7-11
  • 7pm Cloudy 58° 43%
  • 8pm Cloudy 57° 47%
  • 9pm Showers 57° 51%
  • 10pm Cloudy 56° 39%
  • 11pm Cloudy 56° 33%
AM 6-11
  • 6am Cloudy 57° 23%
  • 7am Cloudy 57° 2%
  • 8am Cloudy 57° 2%
  • 9am Cloudy 57° 2%
  • 10am Cloudy 59° 2%
  • 11am Cloudy 60° 2%
PM 12-5
  • 12pm Mostly cloudy 62° 1%
  • 1pm Cloudy 62° 0%
  • 2pm Cloudy 63° 0%
  • 3pm Cloudy 65° 0%
  • 4pm Cloudy 63° 0%
  • 5pm Mostly cloudy 61° 0%
Hourly Forecast >
Dec 20, 2014; 5:00 PM ET
Expect showers tonight
San Francisco, CA Weather Forecast

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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.

Sat. Air Quality

Sat. Asthma Risk

Sat. UV Index