weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

2 products issued by NWS for:

Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
613 AM MST THU JUL 28 2016

AZZ004>018-037>040-290600-
KAIBAB PLATEAU-MARBLE AND GLEN CANYONS-GRAND CANYON COUNTRY-
COCONINO PLATEAU-YAVAPAI COUNTY MOUNTAINS-
NORTHEAST PLATEAUS AND MESAS HWY 264 NORTHWARD-CHINLE VALLEY-
CHUSKA MOUNTAINS AND DEFIANCE PLATEAU-
LITTLE COLORADO RIVER VALLEY IN COCONINO COUNTY-
LITTLE COLORADO RIVER VALLEY IN NAVAJO COUNTY-
LITTLE COLORADO RIVER VALLEY IN APACHE COUNTY-
WESTERN MOGOLLON RIM-EASTERN MOGOLLON RIM-WHITE MOUNTAINS-
NORTHERN GILA COUNTY-YAVAPAI COUNTY VALLEYS AND BASINS-
OAK CREEK AND SYCAMORE CANYONS-BLACK MESA AREA-
NORTHEAST PLATEAUS AND MESAS SOUTH OF HWY 264-
613 AM MST THU JUL 28 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR APACHE...COCONINO...
NORTHERN GILA...NAVAJO...AND YAVAPAI COUNTIES IN NORTHERN
ARIZONA.

.DAY ONE...TODAY AND TONIGHT

AN EXCESSIVE HEAT WARNING HAS BEEN ISSUED FOR THE GRAND CANYON
AND PAGE AREAS BELOW 4000 FEET. SEE PHXNPWFGZ FOR DETAILS.

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED AGAIN TODAY
ALONG THE MOGOLLON RIM. STORMS ARE EXPECTED TO PUSH SOUTH AND
WESTWARD OFF THE RIM AND INTO GILA AND YAVAPAI COUNTIES THIS
AFTERNOON.

ISOLATED STORM COVERAGE IS FORECAST FOR AREAS NORTH OF I-40.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

EXPECT SIMILAR CONDITIONS ON FRIDAY...COMPARED TO TODAY. STORM
COVERAGE WILL INCREASE SLIGHTLY ALONG AND SOUTH OF THE MOGOLLON
RIM.

HEADING INTO THE WEEKEND AND EARLY NEXT WEEK...DEEPER MOISTURE
WILL MOVE INTO NORTHERN ARIZONA...BRINGING COOLER TEMPERATURES
AND INCREASING SHOWER AND THUNDERSTORM COVERAGE.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

$$




Excessive Heat Warning

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
419 AM MST THU JUL 28 2016

AZZ005-006-290600-
/O.CON.KFGZ.EH.W.0005.000000T0000Z-160729T0600Z/
MARBLE AND GLEN CANYONS-GRAND CANYON COUNTRY-
INCLUDING THE CITIES OF...PAGE...LEES FERRY...
GRAND CANYON VILLAGE...SUPAI...NORTH RIM
419 AM MST THU JUL 28 2016

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING FOR ELEVATIONS BELOW 4000 FEET...

* HIGH TEMPERATURES...110 TO 115.

* IMPACTS...HEAT RELATED ILLNESS WILL BE LIKELY FOR THOSE
  INVOLVED IN STRENUOUS ACTIVITY OUTDOORS OR THOSE WITH HEALTH
  CONDITIONS WHO DO NOT HAVE ADEQUATE ACCESS TO AIR
  CONDITIONING.

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
FURTHER THAN 1 1/2 MILES. BETWEEN 10 AM AND 4 PM...PHYSICAL
ACTIVITY IS DISCOURAGED. HIKERS SHOULD ATTEMPT TO BE OUT OF THE
CANYON...AT INDIAN GARDEN OR BRIGHT ANGEL CAMPGROUND BETWEEN
THESE HOURS. 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.

&&

$$




U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE