Reporting Station : Ontario International Airport, CA

There are alert 0 Weather Alerts for your area.
57°F

Fog. Cool.

  • 78%
  • 9 mphWSW
  • 78%
    Humidity
  • 50°F
    Dew Point
  • 55°F
    Comfort Level
  • 5 mi
    Visibility
  • 29.83 in

    Barometric Pressure
  • Air Quality
Current Time : 03:17 AM PDT  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
West Los Angeles - VA Hospital 48 ppb Good
Los Angeles - N. Main Street 53 ppb Moderate
Reseda 67 ppb Moderate
Pasadena 62 ppb Moderate
Santa Clarita 75 ppb Moderate
Thousand Oaks - Moorpark Road 55 ppb Moderate
Piru - Pacific 55 ppb Moderate
Redlands - Dearborn 74 ppb Moderate
San Bernadino - 4th Street 76 ppb Moderate

Air Quality Forecast

NW San Bernardino
Date Pollutant Concentration Category
29 Apr Particulates smaller than 2.5 microns 54 ppb Moderate
30 Apr Particulates smaller than 2.5 microns 55 ppb Moderate
01 May Particulates smaller than 2.5 microns 53 ppb Moderate
02 May Particulates smaller than 2.5 microns n/a Moderate
03 May Particulates smaller than 2.5 microns n/a Moderate
04 May Particulates smaller than 2.5 microns n/a Moderate
05 May Particulates smaller than 2.5 microns n/a Moderate
SW San Bernardino
Pomona Walnut Vly
Metro Riverside CO

Extended Forecast

Date Category Reason
01 May Wednesday Good well-mixed atmosphere, low pressure
02 May Thursday Good well-mixed atmosphere, low pressure
03 May Friday Good well-mixed atmosphere, low pressure
04 May Saturday Good well-mixed atmosphere, low pressure
05 May Sunday Good strong winds, precipitation, well-mixed atmosphere, low pressure
06 May Monday Good strong winds, well-mixed atmosphere, low pressure
07 May Tuesday Good well-mixed atmosphere, low pressure

Detailed Forecast

Date Category Reason
01 May Night Good well-mixed atmosphere, low pressure
01 May Morning Good well-mixed atmosphere, low pressure
01 May Afternoon Good well-mixed atmosphere, low pressure
01 May Evening Good well-mixed atmosphere, low pressure
02 May Night Good well-mixed atmosphere, low pressure
02 May Morning Good well-mixed atmosphere, low pressure
02 May Afternoon Good well-mixed atmosphere, low pressure
02 May Evening Good well-mixed atmosphere, low pressure

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