Reporting Station : San Francisco International Airport, CA

There are alert 0 Weather Alerts for your area.
64°F

Passing clouds. Mild.

  • 73%
  • 6 mphNW
  • 73%
    Humidity
  • 55°F
    Dew Point
  • 64°F
    Comfort Level
  • 10 mi
    Visibility
  • 30.09 in

    Barometric Pressure
Current Time : 09:46 AM PDT  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
Sloughhouse 29 ppb Good
Auburn 50 ppb Good
Antelope - North Highlands 32 ppb Good
Grass Valley 67 ppb Moderate
Woodland 28 ppb Good
Vacaville 33 ppb Good
Colfax 55 ppb Moderate
Lassen Volcanic NP 66 ppb Moderate
Yosemite NP Turtleback Dome 73 ppb Moderate
Sparks 49 ppb Good

Air Quality Forecast

San Francisco
Date Pollutant Concentration Category
17 Sep Particulates smaller than 2.5 microns 41 ppb Good
18 Sep Particulates smaller than 2.5 microns 55 ppb Moderate
19 Sep Particulates smaller than 2.5 microns 50 ppb Good
20 Sep Particulates smaller than 2.5 microns 57 ppb Moderate
21 Sep Particulates smaller than 2.5 microns n/a Moderate
22 Sep Particulates smaller than 2.5 microns n/a Moderate
23 Sep Particulates smaller than 2.5 microns n/a Moderate
Oakland
San Rafael
Redwood City

Extended Forecast

Date Category Reason
19 Sep Sunday Good well-mixed atmosphere, low pressure
20 Sep Monday Good well-mixed atmosphere, low pressure
21 Sep Tuesday Good strong winds, well-mixed atmosphere, low pressure
22 Sep Wednesday Good strong winds, well-mixed atmosphere, low pressure
23 Sep Thursday Good strong winds, well-mixed atmosphere, low pressure
24 Sep Friday Good strong winds, well-mixed atmosphere, low pressure
25 Sep Saturday Good strong winds, well-mixed atmosphere, low pressure

Detailed Forecast

Date Category Reason
19 Sep Morning Good well-mixed atmosphere, low pressure
19 Sep Afternoon Good strong winds, well-mixed atmosphere, low pressure
19 Sep Evening Good strong winds, well-mixed atmosphere, low pressure
20 Sep Night Good well-mixed atmosphere, low pressure
20 Sep Morning Good well-mixed atmosphere, low pressure
20 Sep Afternoon Good well-mixed atmosphere, low pressure
20 Sep Evening Good well-mixed atmosphere, low pressure
21 Sep Night Good well-mixed atmosphere, low pressure

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