Highlights
- The National Weather Service issued an Extreme Heat Watch for Scottsdale and Paradise Valley effective Wednesday morning through Thursday at 8 p.m.
- Afternoon highs of 110 to 114 degrees are possible, with localized Major Heat Risk flagged by NWS Phoenix.
- Maricopa County residents can call 2-1-1 to locate free cooling centers, transportation, and water.
- Heat stroke is a medical emergency; NWS instructs anyone overcome by heat to call 911 immediately.
The National Weather Service in Phoenix issued an Extreme Heat Watch for Scottsdale and Paradise Valley, along with eight other metro zones, at 11:36 p.m. Sunday, covering Wednesday morning through Thursday evening, June 25, at 8 p.m.
Afternoon temperatures of 110 to 114 degrees are possible across the watch area, which also includes Buckeye/Avondale, Central Phoenix, Deer Valley, the East Valley, North Phoenix/Glendale, the Northwest Valley, South Mountain/Ahwatukee, and Southeast Valley/Queen Creek. NWS classified the event as Severe severity with localized Major Heat Risk.
According to the NWS alert, heat-related illnesses increase significantly during extreme heat events, with overexposure capable of causing heat cramps and heat exhaustion that can progress to heat stroke without intervention.
NWS advises rescheduling strenuous outdoor activity to early morning or evening when possible, wearing lightweight and loose-fitting clothing, and drinking plenty of water. The Occupational Safety and Health Administration recommends frequent rest breaks in shaded or air-conditioned environments for outdoor workers.
Maricopa County residents can call 2-1-1 to find a free cooling center, transportation, water, and additional resources, or visit maricopa.gov/heat.
Heat stroke is a medical emergency; call 911 for anyone overcome by heat.
The watch remains in effect until 8 p.m. Thursday, June 25; NWS Phoenix may upgrade the watch to an Excessive Heat Warning as the event approaches.
Sources
Every factual claim in this article traces to one of the sources below. See how we work for the editorial process.
- api.weather.gov retrieved 22/06/2026 06:40
Authored by The Scottsdale Signal. Drafted by AI from primary-source material under our beat-specific editorial guides; reviewed by humans before publish under our five-gate process. Sources retrieved at 22/06/2026 06:40. Every claim traces to a source.
