Reporting Station : Ontario International Airport, CA

There are alert 4 Weather Alerts for your area.
16°C

Passing clouds. Cool.

  • 87%
  • 7 km/hWSW
  • 87%
    Humidity
  • 14°C
    Dew Point
  • 16°C
    Comfort Level
  • 14 km
    Visibility
  • 1010.20 mb

    Barometric Pressure
  • Air Quality
Current Time : 03:56 AM PDT  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
Los Angeles - N. Main Street 50 ppb Good
Reseda 61 ppb Moderate
Pasadena 61 ppb Moderate
Santa Clarita 82 ppb Moderate
Thousand Oaks - Moorpark Road 41 ppb Good
Piru - Pacific 49 ppb Good
Redlands - Dearborn 87 ppb Moderate
San Bernadino - 4th Street 85 ppb Moderate

Air Quality Forecast

NW San Bernardino
Date Pollutant Concentration Category
01 Jul Particulates smaller than 2.5 microns 58 ppb Moderate
02 Jul Particulates smaller than 2.5 microns 56 ppb Moderate
03 Jul Particulates smaller than 2.5 microns 53 ppb Moderate
04 Jul Particulates smaller than 2.5 microns n/a Moderate
05 Jul Particulates smaller than 2.5 microns n/a Moderate
06 Jul Particulates smaller than 2.5 microns n/a Moderate
07 Jul Particulates smaller than 2.5 microns n/a Moderate
SW San Bernardino
Pomona Walnut Vly
Metro Riverside CO

Extended Forecast

Date Category Reason
03 Jul Thursday Good well-mixed atmosphere, low pressure
04 Jul Friday Good well-mixed atmosphere, low pressure
05 Jul Saturday Good strong winds, well-mixed atmosphere, low pressure
06 Jul Sunday Good strong winds, well-mixed atmosphere, low pressure
07 Jul Monday Good strong winds, well-mixed atmosphere, low pressure
08 Jul Tuesday Good strong winds, well-mixed atmosphere, low pressure
09 Jul Wednesday Good strong winds, well-mixed atmosphere, low pressure

Detailed Forecast

Date Category Reason
03 Jul Night Good well-mixed atmosphere, low pressure
03 Jul Morning Good well-mixed atmosphere, low pressure
03 Jul Afternoon Good well-mixed atmosphere, low pressure
03 Jul Evening Good well-mixed atmosphere, low pressure
04 Jul Night Good well-mixed atmosphere, low pressure
04 Jul Morning Good well-mixed atmosphere, low pressure
04 Jul Afternoon Good well-mixed atmosphere, low pressure
04 Jul Evening Good well-mixed atmosphere, low pressure

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