Reporting Station : San Francisco International Airport, CA

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57°F

Passing clouds. Cool.

  • 74%
  • 0 mphN
Current Time : 04:36 AM PDT  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
Sloughhouse 50 ppb Good
Antelope - North Highlands 45 ppb Good
Woodland 40 ppb Good
Vacaville 35 ppb Good
Colfax 51 ppb Moderate
Lassen Volcanic NP 48 ppb Good
Yosemite NP Turtleback Dome 80 ppb Moderate
Sparks 66 ppb Moderate

Air Quality Forecast

San Francisco
Date Pollutant Concentration Category
25 May Particulates smaller than 2.5 microns 43 ppb Good
26 May Particulates smaller than 2.5 microns 53 ppb Moderate
27 May Particulates smaller than 2.5 microns 46 ppb Good
28 May Ozone n/a Good
29 May Ozone n/a Good
30 May Ozone n/a Good
31 May Ozone n/a Good
Oakland
San Rafael
Redwood City

Extended Forecast

Date Category Reason
27 May Friday Good well-mixed atmosphere, low pressure
28 May Saturday Good well-mixed atmosphere, low pressure
29 May Sunday Good strong winds, well-mixed atmosphere, low pressure
30 May Monday Good strong winds, well-mixed atmosphere, low pressure
31 May Tuesday Good strong winds, well-mixed atmosphere, low pressure
01 Jun Wednesday Good strong winds, well-mixed atmosphere, low pressure
02 Jun Thursday Good strong winds, well-mixed atmosphere, low pressure

Detailed Forecast

Date Category Reason
27 May Night Good well-mixed atmosphere, low pressure
27 May Morning Good well-mixed atmosphere, low pressure
27 May Afternoon Good well-mixed atmosphere, low pressure
27 May Evening Good well-mixed atmosphere, low pressure
28 May Night Good well-mixed atmosphere, low pressure
28 May Morning Good well-mixed atmosphere, low pressure
28 May Afternoon Good strong winds, well-mixed atmosphere, low pressure
28 May Evening Good well-mixed atmosphere, low pressure

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