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Weather Alerts for Phoenix, AZ

Maricopa County, Arizona

Phoenix is located in Maricopa County, Arizona. This page shows active weather alerts affecting Phoenix issued by the National Weather Service.

NWS Forecast Office: Weather alerts for this area are issued by the National Weather Service PSR office.

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Active Alerts for Phoenix

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Weather Overview for Phoenix

Phoenix, in Maricopa County in Arizona's Sonoran Desert, experiences some of the nation's most extreme heat, with excessive heat warnings routine from late spring through early fall. Monsoon season from June through September brings dust storms (haboobs), damaging microburst winds, and flash flooding from intense but brief thunderstorms.

Common alert types for this area:

  • Excessive Heat Warning
  • Heat Advisory
  • Dust Storm Warning
  • Flash Flood Warning
  • Severe Thunderstorm Warning
  • Wind Advisory

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