Reporting Station : San Francisco International Airport, CA

There are alert 4 Weather Alerts for your area.
59°F

Clear. Cool.

  • 87%
  • 8 mphWNW
  • 87%
    Humidity
  • 55°F
    Dew Point
  • 58°F
    Comfort Level
  • 10 mi
    Visibility
  • 29.83 in

    Barometric Pressure
  • Air Quality
Current Time : 03:50 AM PDT  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
Grass Valley 54 ppb Moderate
Woodland 58 ppb Moderate
Colfax 51 ppb Moderate
Yosemite NP Turtleback Dome 55 ppb Moderate
Sparks 52 ppb Moderate

Air Quality Forecast

San Francisco
Date Pollutant Concentration Category
02 Oct Ozone 37 ppb Good
03 Oct Particulates smaller than 2.5 microns 66 ppb Moderate
04 Oct Particulates smaller than 2.5 microns 64 ppb Moderate
05 Oct Ozone n/a Moderate
06 Oct Ozone n/a Moderate
07 Oct Particulates smaller than 2.5 microns n/a Moderate
08 Oct Particulates smaller than 2.5 microns n/a Moderate
Oakland
San Rafael
Redwood City

Extended Forecast

Date Category Reason
04 Oct Friday Good well-mixed atmosphere, low pressure
05 Oct Saturday Good well-mixed atmosphere, low pressure
06 Oct Sunday Good strong winds, well-mixed atmosphere, low pressure
07 Oct Monday Good strong winds, well-mixed atmosphere, low pressure
08 Oct Tuesday Good strong winds, well-mixed atmosphere, low pressure
09 Oct Wednesday Good strong winds, well-mixed atmosphere, low pressure
10 Oct Thursday Good strong winds, well-mixed atmosphere, low pressure

Detailed Forecast

Date Category Reason
04 Oct Night Good well-mixed atmosphere, low pressure
04 Oct Morning Good well-mixed atmosphere, low pressure
04 Oct Afternoon Good well-mixed atmosphere, low pressure
04 Oct Evening Good well-mixed atmosphere, low pressure
05 Oct Night Good well-mixed atmosphere, low pressure
05 Oct Morning Good well-mixed atmosphere, low pressure
05 Oct Afternoon Good well-mixed atmosphere, low pressure
05 Oct Evening Good well-mixed atmosphere, low pressure

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