Reporting Station : San Francisco International Airport, CA

There are alert 16 Weather Alerts for your area.
50°F

Passing clouds. Cool.

  • 68%
  • 14 mphWNW
Current Time : 07:25 AM PST  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
Sloughhouse 32 ppb Good
Grass Valley 51 ppb Moderate
Woodland 33 ppb Good
Vacaville 36 ppb Good
Colfax 38 ppb Good
Yosemite NP Turtleback Dome 50 ppb Good

Air Quality Forecast

San Francisco
Date Pollutant Concentration Category
27 Jan Particulates smaller than 2.5 microns 30 ppb Good
28 Jan Particulates smaller than 2.5 microns 50 ppb Good
29 Jan Particulates smaller than 2.5 microns 46 ppb Good
30 Jan Particulates smaller than 2.5 microns 46 ppb Good
31 Jan Particulates smaller than 2.5 microns n/a Moderate
01 Feb Particulates smaller than 2.5 microns n/a Moderate
02 Feb Particulates smaller than 2.5 microns n/a Moderate
Oakland
San Rafael
Redwood City

Extended Forecast

Date Category Reason
29 Jan Sunday Good precipitation, well-mixed atmosphere, low pressure
30 Jan Monday Good well-mixed atmosphere, low pressure
31 Jan Tuesday Good well-mixed atmosphere, low pressure
01 Feb Wednesday Good well-mixed atmosphere, low pressure
02 Feb Thursday Good precipitation, well-mixed atmosphere, low pressure
03 Feb Friday Good precipitation, well-mixed atmosphere, low pressure
04 Feb Saturday Good well-mixed atmosphere, low pressure

Detailed Forecast

Date Category Reason
29 Jan Morning Good strong winds, well-mixed atmosphere, low pressure
29 Jan Afternoon Good precipitation, well-mixed atmosphere, low pressure
29 Jan Evening Good well-mixed atmosphere, low pressure
30 Jan Night Good cold temperatures, well-mixed atmosphere, low pressure
30 Jan Morning Good cold temperatures, well-mixed atmosphere, low pressure
30 Jan Afternoon Good well-mixed atmosphere, low pressure
30 Jan Evening Good well-mixed atmosphere, low pressure
31 Jan Night Good cold temperatures, well-mixed atmosphere, low pressure

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