Reporting Station : San Francisco International Airport, CA

There are alert 0 Weather Alerts for your area.
56°F

Passing clouds. Cool.

  • 75%
  • 5 mphNNE
  • 75%
    Humidity
  • 48°F
    Dew Point
  • 55°F
    Comfort Level
  • 10 mi
    Visibility
  • 30.19 in

    Barometric Pressure
  • Air Quality
Current Time : 09:50 AM PST  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
Grass Valley 51 ppb Moderate
Colfax 44 ppb Good
Lassen Volcanic NP 47 ppb Good
Yosemite NP Turtleback Dome 47 ppb Good
Sparks 22 ppb Good

Air Quality Forecast

San Francisco
Date Pollutant Concentration Category
30 Nov Ozone 25 ppb Good
01 Dec Particulates smaller than 2.5 microns 94 ppb Moderate
02 Dec Particulates smaller than 2.5 microns 102 ppb Unhealthy for Sensitive Groups
03 Dec Particulates smaller than 2.5 microns n/a Moderate
04 Dec Particulates smaller than 2.5 microns n/a Moderate
05 Dec Particulates smaller than 2.5 microns n/a Moderate
06 Dec Particulates smaller than 2.5 microns n/a Moderate
Oakland
San Rafael
Redwood City

Extended Forecast

Date Category Reason
02 Dec Monday Good well-mixed atmosphere, low pressure
03 Dec Tuesday Good well-mixed atmosphere, low pressure
04 Dec Wednesday Good well-mixed atmosphere, low pressure
05 Dec Thursday Good well-mixed atmosphere, low pressure
06 Dec Friday Good well-mixed atmosphere, low pressure
07 Dec Saturday Good well-mixed atmosphere, low pressure
08 Dec Sunday Good well-mixed atmosphere, low pressure

Detailed Forecast

Date Category Reason
02 Dec Morning Good well-mixed atmosphere, low pressure
02 Dec Afternoon Good well-mixed atmosphere, low pressure
02 Dec Evening Good well-mixed atmosphere, low pressure
03 Dec Night Good well-mixed atmosphere, low pressure
03 Dec Morning Good well-mixed atmosphere, low pressure
03 Dec Afternoon Good well-mixed atmosphere, low pressure
03 Dec Evening Good well-mixed atmosphere, low pressure
04 Dec Night Good well-mixed atmosphere, low pressure

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