Reporting Station : San Francisco International Airport, CA

There are alert 0 Weather Alerts for your area.
73°F

Broken clouds. Mild.

  • 55%
  • 13 mphNW
Current Time : 4:40 PM PDT  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
Grass Valley 78 ppb Moderate
Vacaville 49 ppb Good
Colfax 71 ppb Moderate
Yosemite NP Turtleback Dome 67 ppb Moderate

Air Quality Forecast

San Francisco
Date Pollutant Concentration Category
15 Aug Particulates smaller than 2.5 microns 45 ppb Good
16 Aug Particulates smaller than 2.5 microns 66 ppb Moderate
17 Aug Particulates smaller than 2.5 microns 59 ppb Moderate
18 Aug Particulates smaller than 2.5 microns n/a Moderate
19 Aug Particulates smaller than 2.5 microns n/a Moderate
20 Aug Particulates smaller than 2.5 microns n/a Good
21 Aug Particulates smaller than 2.5 microns n/a Good
Oakland
San Rafael
Redwood City

Extended Forecast

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

Detailed Forecast

Date Category Reason
17 Aug Afternoon Good strong winds, well-mixed atmosphere, low pressure
17 Aug Evening Good well-mixed atmosphere, low pressure
18 Aug Night Good well-mixed atmosphere, low pressure
18 Aug Morning Good well-mixed atmosphere, low pressure
18 Aug Afternoon Good strong winds, well-mixed atmosphere, low pressure
18 Aug Evening Good strong winds, well-mixed atmosphere, low pressure
19 Aug Night Good well-mixed atmosphere, low pressure
19 Aug Morning Good well-mixed atmosphere, low pressure

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