Reporting Station : San Francisco International Airport, CA

There are alert 0 Weather Alerts for your area.
59°F

Passing clouds. Cool.

  • 75%
  • 8 mphWNW
  • 75%
    Humidity
  • 51°F
    Dew Point
  • 58°F
    Comfort Level
  • 10 mi
    Visibility
  • 29.78 in

    Barometric Pressure
Current Time : 02:45 AM PDT  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
Sloughhouse 66 ppb Moderate
Auburn 92 ppb Moderate
Grass Valley 75 ppb Moderate
Woodland 58 ppb Moderate
Vacaville 47 ppb Good
Colfax 73 ppb Moderate
Lassen Volcanic NP 64 ppb Moderate
Yosemite NP Turtleback Dome 74 ppb Moderate
Sparks 72 ppb Moderate

Air Quality Forecast

San Francisco
Date Pollutant Concentration Category
18 Jun Particulates smaller than 2.5 microns 65 ppb Moderate
19 Jun Particulates smaller than 2.5 microns 68 ppb Moderate
20 Jun Particulates smaller than 2.5 microns 55 ppb Moderate
21 Jun Particulates smaller than 2.5 microns 50 ppb Good
22 Jun Particulates smaller than 2.5 microns n/a Good
23 Jun Particulates smaller than 2.5 microns n/a Good
24 Jun Particulates smaller than 2.5 microns n/a Good
Oakland
San Rafael
Redwood City

Extended Forecast

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

Detailed Forecast

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

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