Non-Precipitation Warnings / Watches / Advisories
Issued by NWS Phoenix, AZ

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019
WWUS75 KPSR 030815
NPWPSR

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
115 AM MST Sun Aug 3 2025

AZZ534-538-539-541-549-552>555-559-032300-
/O.CON.KPSR.XH.W.0005.000000T0000Z-250809T0300Z/
Aguila Valley-Tonopah Desert-Gila Bend-Cave Creek/New River-
Fountain Hills/East Mesa-Superior-Northwest Pinal County-West
Pinal County-Apache Junction/Gold Canyon-Sonoran Desert Natl
Monument-
Including the cities of Arlington, Aguila, Sentinel, Fountain
Hills, Cactus Forest, Apache Junction, Coolidge, Wickenburg,
Wintersburg, Gila Bend, Casa Grande, Tonopah, Hassayampa,
Gladden, Scottsdale, Florence, Superior, and Kaka
115 AM MST Sun Aug 3 2025

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST FRIDAY...

* WHAT...Dangerously hot conditions. Afternoon temperatures 107 to
  117. Major Heat Risk.

* WHERE...Sonoran Desert National Monument, Aguila Valley, Tonopah
  Desert, Gila Bend, Cave Creek/New River, Fountain Hills/East Mesa,
  Superior, Northwest Pinal County, West Pinal County, and Apache
  Junction/Gold Canyon.

* WHEN...Until 8 PM MST Friday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events. Overexposure can cause heat cramps and heat
  exhaustion to develop and, without intervention, can lead to heat
  stroke.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

An Extreme Heat Warning means that a period of very hot
temperatures, even by local standards, will occur. Actions should be
taken to lessen the impact of the extreme heat.

Take extra precautions if you work or spend time outside. When
possible, reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose-fitting clothing when possible
and drink plenty of water.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

Public cooling shelters are available in some areas. Consult county
officials for more details.

&&

$$

AZZ537-540-542>544-546-548-550-551-032300-
/O.CON.KPSR.XH.W.0005.000000T0000Z-250809T0300Z/
Northwest Valley-Buckeye/Avondale-Deer Valley-Central Phoenix-
North Phoenix/Glendale-Scottsdale/Paradise Valley-East Valley-
South Mountain/Ahwatukee-Southeast Valley/Queen Creek-
Including the cities of Circle City, Wittmann, Liberty,
Beardsley, Avondale, Tempe, Surprise, Chandler, Cashion, Mesa,
Peoria, Phoenix, Gilbert, Paradise Valley, Goodyear, Queen Creek,
Sun City West, and Sun Lakes
115 AM MST Sun Aug 3 2025

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST FRIDAY...

* WHAT...Dangerously hot conditions. Afternoon temperatures 108 to
  118. Extreme Heat Risk.

* WHERE...The Northwest Valley of the Phoenix Metro Area, The East
  Valley of the Phoenix Metro Area, Buckeye/Avondale, Deer Valley,
  Central Phoenix, North Phoenix/Glendale, Scottsdale/Paradise
  Valley, South Mountain/Ahwatukee, and Southeast Valley/Queen Creek.

* WHEN...Until 8 PM MST Friday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events. Overexposure can cause heat cramps and heat
  exhaustion to develop and, without intervention, can lead to heat
  stroke.

* ADDITIONAL DETAILS...In Maricopa County, call 2-1-1 to find a free
  cooling center, transportation, water, and more.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

An Extreme Heat Warning means that a period of very hot
temperatures, even by local standards, will occur. Actions should be
taken to lessen the impact of the extreme heat.

Take extra precautions if you work or spend time outside. When
possible, reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose-fitting clothing when possible
and drink plenty of water.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

Public cooling shelters are available in some areas. Consult county
officials for more details.

&&

$$

AZZ545-556>558-560>563-032300-
/O.CON.KPSR.XH.W.0006.250805T1700Z-250809T0300Z/
New River Mesa-Tonto Basin-Mazatzal Mountains-Pinal/Superstition
Mountains-San Carlos-Dripping Springs-Globe/Miami-Southeast Gila
County-
Including the cities of Peridot, Globe, Hayden, Winkelman, Miami,
Punkin Center, Sunflower, and San Carlos
115 AM MST Sun Aug 3 2025

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM TUESDAY TO 8 PM
MST FRIDAY...

* WHAT...Dangerously hot conditions possible. Afternoon temperatures
  97 to 113. Extreme Heat Risk.

* WHERE...Dripping Springs, Globe/Miami, Mazatzal Mountains, New
  River Mesa, Pinal/Superstition Mountains, San Carlos, Southeast
  Gila County, and Tonto Basin.

* WHEN...From 10 AM Tuesday to 8 PM MST Friday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events. Overexposure can cause heat cramps and heat
  exhaustion to develop and, without intervention, can lead to heat
  stroke.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

An Extreme Heat Warning means that a period of very hot
temperatures, even by local standards, will occur. Actions should be
taken to lessen the impact of the extreme heat.

Take extra precautions if you work or spend time outside. When
possible, reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose-fitting clothing when possible
and drink plenty of water.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

Public cooling shelters are available in some areas. Consult county
officials for more details.

&&

$$

AZZ547-032300-
/O.CON.KPSR.XH.W.0006.250805T1700Z-250809T0300Z/
Rio Verde/Salt River-
Including the cities of Tortilla Flat
115 AM MST Sun Aug 3 2025

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM TUESDAY TO 8 PM
MST FRIDAY...

* WHAT...Dangerously hot conditions possible. Afternoon temperatures
  106 to 117. Major Heat Risk.

* WHERE...Rio Verde/Salt River.

* WHEN...From 10 AM Tuesday to 8 PM MST Friday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events. Overexposure can cause heat cramps and heat
  exhaustion to develop and, without intervention, can lead to heat
  stroke.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

An Extreme Heat Warning means that a period of very hot
temperatures, even by local standards, will occur. Actions should be
taken to lessen the impact of the extreme heat.

Take extra precautions if you work or spend time outside. When
possible, reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose-fitting clothing when possible
and drink plenty of water.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

Public cooling shelters are available in some areas. Consult county
officials for more details.

&&

$$

AZZ530>533-535-536-CAZ560>570-032300-
/O.CON.KPSR.XH.W.0006.250806T1700Z-250809T0300Z/
Parker Valley-Kofa-Yuma-Central La Paz-Southeast Yuma County-Gila
River Valley-Joshua Tree NP West-Joshua Tree NP East-Imperial
County Southwest-Salton Sea-Chuckwalla Mountains-Imperial County
Southeast-Imperial County West-Imperial Valley-Chiriaco Summit-
Palo Verde Valley-Chuckwalla Valley-
Including the cities of Fortuna Foothills, Ocotillo, Plaster
City, Mountain Spring, Winterhaven, Martinez Lake, Salome,
Ripley, Vicksburg Junction, Harcuvar, Alamorio, Calexico, El
Centro, Ehrenberg, Parker, Ligurta, Salton City, Coyote Wells,
Palo Verde, Lost Horse-Keys Village, Brenda, Midland, Imperial
Hot Mineral Springs, Cottonwood Visitor, Chiriaco Summit, Desert
Shores, Yuma, Coolidge Springs, Quartzsite, Brawley, Vicksburg,
Winona, Blythe, and Palm Canyon
115 AM MST Sun Aug 3 2025 /115 AM PDT Sun Aug 3 2025/

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM MST /10 AM PDT/
WEDNESDAY TO 8 PM MST /8 PM PDT/ FRIDAY...

* WHAT...Dangerously hot conditions possible. Afternoon temperatures
  108 to 118. Major Heat Risk.

* WHERE...Portions of southwest Arizona and southeast and southern
  California.

* WHEN...From 10 AM MST /10 AM PDT/ Wednesday to 8 PM MST /8 PM PDT/
  Friday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events. Overexposure can cause heat cramps and heat
  exhaustion to develop and, without intervention, can lead to heat
  stroke.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

An Extreme Heat Warning means that a period of very hot
temperatures, even by local standards, will occur. Actions should be
taken to lessen the impact of the extreme heat.

Take extra precautions if you work or spend time outside. When
possible, reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose-fitting clothing when possible
and drink plenty of water.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

Public cooling shelters are available in some areas. Consult county
officials for more details.

&&

$$

INS