Reporting Station : San Francisco International Airport, CA

There is alert 1 Weather Alert for your area.
56°F

Low clouds. Cool.

  • 90%
  • 6 mphW
  • 90%
    Humidity
  • 53°F
    Dew Point
  • 55°F
    Comfort Level
  • 10 mi
    Visibility
  • 30.03 in

    Barometric Pressure
  • Air Quality
Current Time : 06:42 AM PDT  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
Grass Valley 56 ppb Moderate
Woodland 51 ppb Moderate
Colfax 61 ppb Moderate
Yosemite NP Turtleback Dome 61 ppb Moderate
Sparks 62 ppb Moderate

Air Quality Forecast

San Francisco
Date Pollutant Concentration Category
15 Jul Particulates smaller than 2.5 microns 17 ppb Good
16 Jul Particulates smaller than 2.5 microns 53 ppb Moderate
17 Jul Particulates smaller than 2.5 microns 53 ppb Moderate
18 Jul Particulates smaller than 2.5 microns n/a Moderate
19 Jul Particulates smaller than 2.5 microns n/a Moderate
20 Jul Particulates smaller than 2.5 microns n/a Moderate
21 Jul Particulates smaller than 2.5 microns n/a Moderate
Oakland
San Rafael
Redwood City

Extended Forecast

Date Category Reason
17 Jul Wednesday Good strong winds, well-mixed atmosphere, low pressure
18 Jul Thursday Good strong winds, well-mixed atmosphere, low pressure
19 Jul Friday Good strong winds, well-mixed atmosphere, low pressure
20 Jul Saturday Good strong winds, well-mixed atmosphere, low pressure
21 Jul Sunday Good strong winds, well-mixed atmosphere, low pressure
22 Jul Monday Good strong winds, well-mixed atmosphere, low pressure
23 Jul Tuesday Good strong winds, well-mixed atmosphere, low pressure

Detailed Forecast

Date Category Reason
17 Jul Morning Good well-mixed atmosphere, low pressure
17 Jul Afternoon Good strong winds, well-mixed atmosphere, low pressure
17 Jul Evening Good strong winds, well-mixed atmosphere, low pressure
18 Jul Night Good well-mixed atmosphere, low pressure
18 Jul Morning Good well-mixed atmosphere, low pressure
18 Jul Afternoon Good strong winds, well-mixed atmosphere, low pressure
18 Jul Evening Good strong winds, well-mixed atmosphere, low pressure
19 Jul Night Good well-mixed atmosphere, low pressure

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