Reporting Station : Ontario International Airport, CA

There are alert 0 Weather Alerts for your area.
63°F

More clouds than sun. Mild.

  • 65%
  • 0 mphN
  • 65%
    Humidity
  • 51°F
    Dew Point
  • 63°F
    Comfort Level
  • 9 mi
    Visibility
  • 29.99 in

    Barometric Pressure
  • Air Quality
Current Time : 11:29 AM PDT  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
West Los Angeles - VA Hospital 44 ppb Good
Los Angeles - N. Main Street 40 ppb Good
Reseda 52 ppb Moderate
Pasadena 44 ppb Good
Santa Clarita 51 ppb Moderate
Thousand Oaks - Moorpark Road 47 ppb Good
Piru - Pacific 43 ppb Good
Redlands - Dearborn 59 ppb Moderate
San Bernadino - 4th Street 55 ppb Moderate

Air Quality Forecast

NW San Bernardino
Date Pollutant Concentration Category
16 May Particulates smaller than 2.5 microns 57 ppb Moderate
17 May Particulates smaller than 2.5 microns 62 ppb Moderate
18 May Particulates smaller than 2.5 microns 53 ppb Moderate
19 May Particulates smaller than 2.5 microns n/a Moderate
20 May Particulates smaller than 2.5 microns n/a Moderate
21 May Particulates smaller than 2.5 microns n/a Moderate
22 May Particulates smaller than 2.5 microns n/a Moderate
SW San Bernardino
Pomona Walnut Vly
Metro Riverside CO

Extended Forecast

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

Detailed Forecast

Date Category Reason
18 May Afternoon Good well-mixed atmosphere, low pressure
18 May Evening Good well-mixed atmosphere, low pressure
19 May Night Good well-mixed atmosphere, low pressure
19 May Morning Good well-mixed atmosphere, low pressure
19 May Afternoon Good well-mixed atmosphere, low pressure
19 May Evening Good well-mixed atmosphere, low pressure
20 May Night Good well-mixed atmosphere, low pressure
20 May Morning Good well-mixed atmosphere, low pressure

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