000
WWUS75 KFGZ 290706
NPWFGZ

URGENT - WEATHER MESSAGE
National Weather Service Flagstaff AZ
1206 AM MST Tue Jul 29 2025

AZZ006-300830-
/O.CON.KFGZ.XH.W.0004.000000T0000Z-250731T0200Z/
Grand Canyon Country-
Including the cities of Supai, North Rim, and Grand Canyon
Village
1206 AM MST Tue Jul 29 2025

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM MST WEDNESDAY 
BELOW 4000 FEET...

* WHAT...Dangerously hot conditions expected below 4000 feet, with 
  daytime temperatures ranging from 101 degrees at Havasupai 
  Gardens, to 113 degrees at Phantom Ranch.

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

* WHEN...Until 7 PM MST Wednesday.

* 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...

Stay cool, stay hydrated, stay informed.

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.

&&

$$

Konieczny