Reporting Station : San Francisco International Airport, CA

There is alert 1 Weather Alert for your area.
49°F

Passing clouds. Cool.

  • 100%
  • 3 mphNW
  • 100%
    Humidity
  • 49°F
    Dew Point
  • 48°F
    Comfort Level
  • 10 mi
    Visibility
  • 30.24 in

    Barometric Pressure
  • Air Quality
Current Time : 04:02 AM PST  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
Grass Valley 48 ppb Good
Colfax 44 ppb Good
Lassen Volcanic NP 47 ppb Good
Sparks 37 ppb Good

Air Quality Forecast

San Francisco
Date Pollutant Concentration Category
14 Feb Particulates smaller than 2.5 microns 47 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
20 Feb Particulates smaller than 2.5 microns n/a Good
Oakland
San Rafael
Redwood City

Extended Forecast

Date Category Reason
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 strong winds, precipitation, well-mixed atmosphere, low pressure
20 Feb Thursday Good strong winds, well-mixed atmosphere, low pressure
21 Feb Friday Good strong winds, well-mixed atmosphere, low pressure
22 Feb Saturday Good well-mixed atmosphere, low pressure

Detailed Forecast

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

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