Reporting Station : Ontario International Airport, CA

There are alert 6 Weather Alerts for your area.
67°F

Sunny. Mild.

  • 59%
  • 0 mphN
  • 59%
    Humidity
  • 52°F
    Dew Point
  • 67°F
    Comfort Level
  • 9 mi
    Visibility
  • 29.74 in

    Barometric Pressure
  • Air Quality
Current Time : 08:21 AM PDT  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
West Los Angeles - VA Hospital 45 ppb Good
Los Angeles - N. Main Street 63 ppb Moderate
Reseda 66 ppb Moderate
Pasadena 81 ppb Moderate
Santa Clarita 89 ppb Moderate
Thousand Oaks - Moorpark Road 48 ppb Good
Piru - Pacific 53 ppb Moderate
Redlands - Dearborn 88 ppb Moderate
San Bernadino - 4th Street 93 ppb Moderate

Air Quality Forecast

NW San Bernardino
Date Pollutant Concentration Category
19 Jun Particulates smaller than 2.5 microns 67 ppb Moderate
20 Jun Particulates smaller than 2.5 microns 62 ppb Moderate
21 Jun Particulates smaller than 2.5 microns 57 ppb Moderate
22 Jun Particulates smaller than 2.5 microns n/a Moderate
23 Jun Particulates smaller than 2.5 microns n/a Moderate
24 Jun Particulates smaller than 2.5 microns n/a Moderate
25 Jun Particulates smaller than 2.5 microns n/a Moderate
SW San Bernardino
Pomona Walnut Vly
Metro Riverside CO

Extended Forecast

Date Category Reason
21 Jun Friday Good well-mixed atmosphere, low pressure
22 Jun Saturday Good well-mixed atmosphere, low pressure
23 Jun Sunday Good strong winds, well-mixed atmosphere, low pressure
24 Jun Monday Good strong winds, well-mixed atmosphere, low pressure
25 Jun Tuesday Good strong winds, well-mixed atmosphere, low pressure
26 Jun Wednesday Good strong winds, well-mixed atmosphere, low pressure
27 Jun Thursday Good strong winds, well-mixed atmosphere, low pressure

Detailed Forecast

Date Category Reason
21 Jun Morning Good well-mixed atmosphere, low pressure
21 Jun Afternoon Good well-mixed atmosphere, low pressure
21 Jun Evening Good well-mixed atmosphere, low pressure
22 Jun Night Good well-mixed atmosphere, low pressure
22 Jun Morning Good well-mixed atmosphere, low pressure
22 Jun Afternoon Good well-mixed atmosphere, low pressure
22 Jun Evening Good well-mixed atmosphere, low pressure
23 Jun Night Good well-mixed atmosphere, low pressure

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