Reporting Station : Ontario International Airport, CA

There are alert 2 Weather Alerts for your area.
79°F

Passing clouds. Warm.

  • 50%
  • 10 mphW
  • 50%
    Humidity
  • 59°F
    Dew Point
  • 80°F
    Comfort Level
  • 10 mi
    Visibility
  • 29.80 in

    Barometric Pressure
  • Air Quality
Current Time : 9:25 PM PDT  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
Los Angeles - N. Main Street 79 ppb Moderate
Reseda 90 ppb Moderate
Santa Clarita 123 ppb Unhealthy for Sensitive Groups
Thousand Oaks - Moorpark Road 49 ppb Good
Piru - Pacific 61 ppb Moderate
Redlands - Dearborn 144 ppb Unhealthy for Sensitive Groups
San Bernadino - 4th Street 126 ppb Unhealthy for Sensitive Groups

Air Quality Forecast

NW San Bernardino
Date Pollutant Concentration Category
10 Jul Particulates smaller than 2.5 microns 80 ppb Moderate
11 Jul Particulates smaller than 2.5 microns 75 ppb Moderate
12 Jul Particulates smaller than 2.5 microns 84 ppb Moderate
13 Jul Particulates smaller than 2.5 microns n/a Moderate
14 Jul Particulates smaller than 2.5 microns n/a Moderate
15 Jul Particulates smaller than 2.5 microns n/a Moderate
16 Jul Particulates smaller than 2.5 microns n/a Moderate
SW San Bernardino
Pomona Walnut Vly
Metro Riverside CO

Extended Forecast

Date Category Reason
12 Jul Friday Good well-mixed atmosphere, low pressure
13 Jul Saturday Good well-mixed atmosphere, low pressure
14 Jul Sunday Good strong winds, well-mixed atmosphere, low pressure
15 Jul Monday Good strong winds, well-mixed atmosphere, low pressure
16 Jul Tuesday Good strong winds, well-mixed atmosphere, low pressure
17 Jul Wednesday Good strong winds, well-mixed atmosphere, low pressure
18 Jul Thursday Good strong winds, well-mixed atmosphere, low pressure

Detailed Forecast

Date Category Reason
11 Jul Evening Good well-mixed atmosphere, low pressure
12 Jul Night Good well-mixed atmosphere, low pressure
12 Jul Morning Good well-mixed atmosphere, low pressure
12 Jul Afternoon Good well-mixed atmosphere, low pressure
12 Jul Evening Good well-mixed atmosphere, low pressure
13 Jul Night Good well-mixed atmosphere, low pressure
13 Jul Morning Good well-mixed atmosphere, low pressure
13 Jul Afternoon Good well-mixed atmosphere, low pressure

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