344
WWUS75 KFGZ 040806
NPWFGZ

URGENT - WEATHER MESSAGE
National Weather Service Flagstaff AZ
106 AM MST Tue Jun 4 2024

AZZ005-051130-
/O.CON.KFGZ.EH.W.0001.240606T1700Z-240608T0300Z/
Marble and Glen Canyons-
Including the cities of Lees Ferry and Page
106 AM MST Tue Jun 4 2024 /206 AM MDT Tue Jun 4 2024/

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM MST /11 AM
MDT/ THURSDAY TO 8 PM MST /9 PM MDT/ FRIDAY BELOW 4000 FEET...

* WHAT...Dangerously hot conditions, with temperatures of 105 to 109
  expected below 4000 feet.

* WHERE...Marble and Glen Canyons.

* WHEN...From 10 AM MST /11 AM MDT/ Thursday to 8 PM MST /9 PM MDT/
  Friday.

* IMPACTS...Most individuals will be at risk for heat-related
  illnesses without effective cooling or adequate hydration,
  especially with prolonged outdoor exposure.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening.

Take action when you see symptoms of heat exhaustion and heat
stroke. Anyone overcome by heat should be moved to a cool and shaded
location. Heat stroke is an emergency! Call 9 1 1.

&&

$$

AZZ006-051130-
/O.CON.KFGZ.EH.W.0001.240606T1700Z-240608T0300Z/
Grand Canyon Country-
Including the cities of Grand Canyon Village, Supai, and North
Rim
106 AM MST Tue Jun 4 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM THURSDAY TO 8
PM MST FRIDAY BELOW 4000 FEET...

* WHAT...Dangerously hot conditions below 4000 feet, with daytime
  temperatures ranging from 106 degrees at Havasupai Gardens, to 111
  degrees at Phantom Ranch.

* WHERE...Lower Elevations of the Grand Canyon.

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

* IMPACTS...Most individuals will be at risk for heat-related
  illnesses without effective cooling or adequate hydration,
  especially with prolonged outdoor exposure.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This warning is reserved for only the hottest days of the year and
is issued when temperatures are expected to rise to dangerous levels.

Day hikers on Bright Angel Trail should descend no farther than 1
1/2 miles from the upper trailhead. Between the hours of 10 AM and 4
PM, hikers should be out of the canyon or at Havasupai Gardens or
Bright Angel campgrounds, physical activity is discouraged. All
hikers should have adequate gear, including a wide-brimmed hat,
sunscreen, salty snacks, sufficient water, and electrolyte mix.
Doubling your calorie intake helps maintain your energy.

Hike smart.

Take action when you see symptoms of heat exhaustion and heat
stroke. Anyone overcome by heat should be moved to a cool and shaded
location. Heat stroke is an emergency! Call 9 1 1.

&&

$$

AZZ037-051130-
/O.CON.KFGZ.EH.W.0001.240606T1700Z-240608T0300Z/
Yavapai County Valleys and Basins-
Including the cities of Camp Verde, Cottonwood, Cordes Junction,
and Bagdad
106 AM MST Tue Jun 4 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM THURSDAY TO 8
PM MST FRIDAY BELOW 4000 FEET...

* WHAT...Dangerously hot conditions, with temperatures of 105 to 110
  expected below 4000 feet.

* WHERE...Yavapai County Valleys and Basins, including the Verde
  Valley.

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

* IMPACTS...Most individuals will be at risk for heat-related
  illnesses without effective cooling or adequate hydration,
  especially with prolonged outdoor exposure.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening.

Take action when you see symptoms of heat exhaustion and heat
stroke. Anyone overcome by heat should be moved to a cool and shaded
location. Heat stroke is an emergency! Call 9 1 1.

&&

$$

JJ