Maricopa County

National Weather Service has extended an Excessive Heat Warning for 

  • *Coconino and Yavapai County from 8/20/19 10 AM to 8/21/19 8 PM 
  • Gila, Graham, Greenlee, La Paz, Maricopa, Pima, Pinal, and Yuma Counties from 8/20/19 from 11 AM to 8/21/19 8 PM
  • Mohave County from 8/20/19 from 11 AM to 8/22/19 8 PM

Daytime highs are expected to be in the 107 to 118 degrees Fahrenheit range. Residents are advised to stay cool, stay hydrated, and stay informed.

National Weather Service has extended an Excessive Heat Warning for:

  • Coconino, Gila, Graham, Greenlee, Maricopa, Pima, Pinal, Yavapai, and Yuma from 7/15/19 at 10:00 AM to 7/16/19 at 8:00 PM.
  • Daytime highs are expected to be in the 108-115 degrees Fahrenheit range. Residents are advised to stay cool, stay hydrated, and stay informed.

Precautions to prevent heat exhaustion or heat stroke:

Excessive Heat Warning for Maricopa and Yuma Counties

National Weather Service has issued an Excessive Heat Warning for:

Maricopa County on 7/15/19 from 10:00 AM to 7/16/19 at 8:00 PM

Yuma County on 7/15/19 from 10:00 AM to 8:00 PM

Daytime highs are expected to be in the 109-114 degrees Fahrenheit range. Residents are advised to stay cool, stay hydrated, and stay informed.

National Weather Service has issued an Excessive Heat Warning for:

Gila and Maricopa Counties from 7/11/19 from 10 AM to 7/13/19 8 PM

Yuma County on 7/12/19 from 10 AM to 8 PM

Daytime highs are expected to be in the 98 to 111 degrees Fahrenheit range for Gila County and in the 107 to 119 degrees Fahrenheit range in Maricopa and Yuma Counties. Residents are advised to stay cool, stay hydrated, and stay informed.

As fire activity gains momentum and fire suppression resources remain spread thin across Arizona, the Department of Forestry and Fire Management will implement fire restrictions to some state lands on Friday. Starting Friday, June 21, at 8 am, Stage I fire restrictions go into effect on Arizona state-owned and managed lands in Gila, La Paz, Maricopa, and Yuma Counties. The department will also put Stage I restrictions in place in Mohave County, south of the Colorado River.

The Arizona Department of Environmental Quality (ADEQ) is issuing a High Pollution Advisory (HPA) for course particulate matter (PM-10) effective May 16, 2019 in Maricopa County. PM-10 is made up of small particles found in dust. ADEQ recommends that people limit outdoor activity while the HPA is in effect, especially children and adults with respiratory problems.

Health Impacts

The Arizona Department of Environmental Quality (ADEQ) is issuing a High Pollution Advisory (HPA) for ozone effective April 26, 2019 in Maricopa County. ADEQ recommends that people limit outdoor activity while the HPA is in effect, especially children and adults with respiratory problems.

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