Reporting Station : San Francisco International Airport, CA

There are alert 8 Weather Alerts for your area.
44°F

Clear. Quite cool.

  • 100%
  • 3 mphW
  • 100%
    Humidity
  • 44°F
    Dew Point
  • 43°F
    Comfort Level
  • 10 mi
    Visibility
  • 30.32 in

    Barometric Pressure
  • Air Quality
Current Time : 05:56 AM PST  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
Sloughhouse 43 ppb Good
Grass Valley 43 ppb Good
Colfax 43 ppb Good
Lassen Volcanic NP 47 ppb Good
Sparks 41 ppb Good

Air Quality Forecast

San Francisco
Date Pollutant Concentration Category
13 Feb Particulates smaller than 2.5 microns 33 ppb Good
14 Feb Particulates smaller than 2.5 microns 44 ppb Good
15 Feb Particulates smaller than 2.5 microns 55 ppb Moderate
16 Feb Particulates smaller than 2.5 microns 53 ppb Moderate
17 Feb Particulates smaller than 2.5 microns n/a Good
18 Feb Particulates smaller than 2.5 microns n/a Good
19 Feb Particulates smaller than 2.5 microns n/a Good
Oakland
San Rafael
Redwood City

Extended Forecast

Date Category Reason
15 Feb Saturday Good well-mixed atmosphere, low pressure
16 Feb Sunday Good well-mixed atmosphere, low pressure
17 Feb Monday Good well-mixed atmosphere, low pressure
18 Feb Tuesday Good well-mixed atmosphere, low pressure
19 Feb Wednesday Good precipitation, well-mixed atmosphere, low pressure
20 Feb Thursday Good strong winds, precipitation, well-mixed atmosphere, low pressure
21 Feb Friday Good strong winds, well-mixed atmosphere, low pressure

Detailed Forecast

Date Category Reason
15 Feb Morning Good well-mixed atmosphere, low pressure
15 Feb Afternoon Good well-mixed atmosphere, low pressure
15 Feb Evening Good well-mixed atmosphere, low pressure
16 Feb Night Good well-mixed atmosphere, low pressure
16 Feb Morning Good well-mixed atmosphere, low pressure
16 Feb Afternoon Good well-mixed atmosphere, low pressure
16 Feb Evening Good well-mixed atmosphere, low pressure
17 Feb Night Good well-mixed atmosphere, low pressure

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