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Weber County—Current Conditions

September 19, 2018 12:00 PM (updated hourly)

PM 2.5

7.7 µg/m3


0.036 ppm


72° F


N 3.5 mph

As with temperature, air pollution varies throughout the day.

Web cam courtesy of the
National Weather Service


Smoke from wild fires could cause high concentrations of particulates in populated areas. If smoke becomes thick, persons with existing heart or respiratory ailments should reduce physical exertion and outdoor activity.


The data displayed on this page represents the current air pollution levels and meteorological values, and is not quality assured. For quality assured data please visit

Particulate matter (PM), also known as particle pollution, is a complex mixture of extremely small dust and soot particles. For more information visit Air Pollutants: Particulate Matter.

Ozone (O3) is formed when hydrocarbons and nitrogen oxides chemically react in the presence of sunlight and heat. For more information visit Air Pollutants: Ozone.

Phone App

Look for the Utah Air phone app on Android and iPhone stores.