weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Excessive Heat Warning


URGENT - WEATHER MESSAGE
National Weather Service Salt Lake City UT
710 AM MDT Fri Jun 7 2024

UTZ123-124-131-080115-
/O.CON.KSLC.EH.W.0001.000000T0000Z-240609T0600Z/
Lower Washington County-Zion National Park-Glen Canyon Recreation
Area/Lake Powell-
Including the cities of Hurricane, St George, Bullfrog, Big
Water, Ivins, and Springdale
710 AM MDT Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
SATURDAY NIGHT...

* WHAT...Dangerously hot conditions with high temperatures between
  104 and 108 degrees expected. Overnight temperatures will only
  reach into the mid 70s, limiting overnight relief from the heat.

* WHERE...Glen Canyon Recreation Area/Lake Powell, Lower Washington
  County, and Zion National Park.

* WHEN...Until midnight MDT Saturday Night.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

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.

Water temperatures this early in the season are still cold, please
practice cold water safety if recreating on area lakes.

Monitor the latest forecasts and warnings for updates.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Hanford CA
553 AM PDT Fri Jun 7 2024

CAZ301>307-309>317-319-321-072100-
/O.CON.KHNX.EH.W.0001.000000T0000Z-240608T0300Z/
Los Banos - Dos Palos-Merced - Madera - Mendota-Planada - Le
Grand - Snelling-Coalinga - Avenal-West Side of Fresno and Kings
Counties-Caruthers - San Joaquin - Selma-Fresno-Clovis-
Buttonwillow - Lost Hills - I5-Delano-Wasco-Shafter-Hanford -
Corcoran - Lemoore-Visalia - Porterville - Reedley-Buena Vista-
Bakersfield-Southeast San Joaquin Valley-South End San Joaquin
Valley-Mariposa Madera Foothills-Fresno-Tulare Foothills-South
End Sierra Foothills-
Including the cities of Lamont, Merced, Lemoore Station, Parlier,
Kingsburg, Five Points, Kettleman City, Kerman, Delano, Corcoran,
Arvin, Buttonwillow, Bakersfield, Madera, Sanger, Planada, Lake
Mcclure, Richgrove, Visalia, Lemoore, Los Banos, Shafter,
Millerton Lake, Goshen, Porterville, Le Grand, Coalinga, El
Portal, Taft, Mariposa, Atwater, Avenal, Selma, Lost Hills,
Hanford, Fresno, Alpaugh, Tulare, and Wasco
553 AM PDT Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...

* WHAT...Dangerously hot conditions with high temperatures of 99 to
  104 degrees expected.

* WHERE...The San Joaquin Valley and lower Sierra Nevada foothills,
  mainly below 2,000 feet.

* WHEN...Until 8 PM PDT this evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

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.

Monitor the latest forecasts and warnings for updates.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Hanford CA
553 AM PDT Fri Jun 7 2024

CAZ332-338-072100-
/O.CON.KHNX.EH.W.0001.000000T0000Z-240608T0300Z/
Kern River Valley-Mojave Desert Slopes-
Including the cities of Kernville, Lake Isabella, and Mojave
553 AM PDT Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...

* WHAT...Dangerously hot conditions with high temperatures up to 103
  degrees.

* WHERE...Kern River Valley and Mojave Desert Slopes.

* WHEN...Until 8 PM PDT this evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

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.

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.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Hanford CA
553 AM PDT Fri Jun 7 2024

CAZ337-339-072100-
/O.CON.KHNX.EH.W.0001.000000T0000Z-240608T0300Z/
Indian Wells Valley-Mojave Desert-
Including the cities of Ridgecrest, California City, Randsburg,
Edwards AFB, Rosamond, and Inyokern
553 AM PDT Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...

* WHAT...Dangerously hot conditions with high temperatures of 104 to
  110 degrees expected.

* WHERE...Indian Wells Valley and Mojave Desert.

* WHEN...Until 8 PM PDT this evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

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.

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.

&&

$$

BSO

URGENT - WEATHER MESSAGE
National Weather Service Hanford CA
553 AM PDT Fri Jun 7 2024

CAZ300-308-072100-
/O.CON.KHNX.EH.W.0001.000000T0000Z-240608T0300Z/
West Side Mountains north of 198-West Side Mountains South of 198-
Including the cities of Blackwells Corner, McKittrick, and San
Luis Reservoir
553 AM PDT Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...

* WHAT...Dangerously hot conditions with high temperatures of 94 to
  100 degrees expected.

* WHERE...West Side Mountains South of 198 and West Side Mountains
  north of 198.

* WHEN...Until 8 PM PDT this evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

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.

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.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Flagstaff AZ
405 AM MST Fri Jun 7 2024

AZZ006-080300-
/O.CON.KFGZ.EH.W.0001.000000T0000Z-240608T0300Z/
Grand Canyon Country-
Including the cities of North Rim, Supai, and Grand Canyon
Village
405 AM MST Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING BELOW 4000 FEET...

* WHAT...Dangerously hot conditions below 4000 feet, with daytime
  temperatures ranging from 104 degrees at Havasupai Gardens to 112
  degrees at Phantom Ranch.

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

* WHEN...Until 8 PM MST this evening.

* 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 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.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Flagstaff AZ
405 AM MST Fri Jun 7 2024

AZZ037-080300-
/O.CON.KFGZ.EH.W.0001.000000T0000Z-240608T0300Z/
Yavapai County Valleys and Basins-
Including the cities of Camp Verde, Bagdad, Cottonwood, and
Cordes Junction
405 AM MST Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING BELOW 4000 FEET...

* WHAT...Dangerously hot conditions, with temperatures from 103 to
  107 below 4000 feet.

* WHERE...Yavapai County Valleys and Basins.

* WHEN...Until 8 PM MST this evening.

* 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.

&&

$$

NWS Flagstaff

URGENT - WEATHER MESSAGE
National Weather Service Flagstaff AZ
405 AM MST Fri Jun 7 2024

AZZ005-080300-
/O.CON.KFGZ.EH.W.0001.000000T0000Z-240608T0300Z/
Marble and Glen Canyons-
Including the cities of Lees Ferry and Page
405 AM MST Fri Jun 7 2024 /505 AM MDT Fri Jun 7 2024/

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST /9 PM
MDT/ THIS EVENING BELOW 4000 FEET...

* WHAT...Dangerously hot conditions, with temperatures from 102 to
  106 below 4000 feet.

* WHERE...Marble and Glen Canyons.

* WHEN...Until 8 PM MST /9 PM MDT/ this evening.

* 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.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
239 AM PDT Fri Jun 7 2024

CAZ061-062-072230-
/O.CON.KSGX.EH.W.0001.000000T0000Z-240608T0400Z/
Coachella Valley-San Diego County Deserts-
Including the cities of Indio, Palm Springs, Cathedral City,
Palm Desert, Palm Desert Country, La Quinta, Coachella,
and Borrego Springs
239 AM PDT Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING...

* WHAT...Dangerously hot conditions with temperatures up to 109.

* WHERE...Coachella Valley and San Diego County Deserts.

* WHEN...Until 9 PM PDT this evening.

* IMPACTS...Extreme heat will significantly increase the
  potential for heat related illnesses, particularly for those
  working or participating in outdoor activities.

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. Young
children and pets should never be left unattended in vehicles
under any circumstances.

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. 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.

&&

$$

17

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
239 AM PDT Fri Jun 7 2024

CAZ060-072230-
/O.CON.KSGX.EH.W.0001.000000T0000Z-240608T0400Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, Apple Valley,
and Lucerne Valley
239 AM PDT Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING...

* WHAT...Dangerously hot conditions with temperatures up to 102.

* WHERE...Apple and Lucerne Valleys.

* WHEN...Until 9 PM PDT this evening.

* IMPACTS...Extreme heat will significantly increase the
  potential for heat related illnesses, particularly for those
  working or participating in outdoor activities.

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. Young
children and pets should never be left unattended in vehicles
under any circumstances.

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. 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.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
239 AM PDT Fri Jun 7 2024

CAZ065-072230-
/O.CON.KSGX.EH.W.0001.000000T0000Z-240608T0400Z/
San Gorgonio Pass Near Banning-
239 AM PDT Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING...

* WHAT...Dangerously hot conditions with temperatures up to 104.

* WHERE...San Gorgonio Pass Near Banning.

* WHEN...Until 9 PM PDT this evening.

* IMPACTS...Extreme heat will significantly increase the
  potential for heat related illnesses, particularly for those
  working or participating in outdoor activities.

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. Young
children and pets should never be left unattended in vehicles
under any circumstances.

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. 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.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Tucson AZ
145 AM MST Fri Jun 7 2024

AZZ503-507-508-080300-
/O.CON.KTWC.EH.W.0001.000000T0000Z-240608T0300Z/
Upper Santa Cruz River Valley/Altar Valley-
Upper San Pedro River Valley-
Eastern Cochise County below 5000 feet-
Including the cities of Nogales, Sierra Vista, Benson,
and Willcox
145 AM MST Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING...

* WHAT...Dangerously hot conditions with major heat risk.
  Afternoon temperatures between 102 to 108 degrees expected.

* WHERE...Upper Santa Cruz River Valley/Altar Valley, Upper San
  Pedro River Valley and Eastern Cochise County below 5000 feet.

* WHEN...Until 8 PM MST this evening.

* IMPACTS...Extreme heat will significantly increase the
  potential for heat related illnesses, particularly for those
  working or participating in outdoor activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Keep in mind you may need to adjust your plans based on the
latest health and safety guidelines from CDC and your local
officials. Cooling shelters may need to take your temperature or
ask questions about how you are feeling.

Drink plenty of fluids, stay in an air-conditioned room, stay out
of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles
under any circumstances.

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. 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.

&&

$$

Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson

URGENT - WEATHER MESSAGE
National Weather Service Tucson AZ
145 AM MST Fri Jun 7 2024

AZZ501-502-504>506-509-080300-
/O.CON.KTWC.EH.W.0001.000000T0000Z-240608T0300Z/
Western Pima County-Tohono O`odham Nation-Tucson Metro Area-
South Central Pinal County-Southeast Pinal County-
Upper Gila River Valley-
Including the cities of Ajo, Organ Pipe Cactus N.M., Sells,
Tucson, Green Valley, Marana, Vail, Picacho Peak State Park,
Mammoth, Oracle, Clifton, and Safford
145 AM MST Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING...

* WHAT...Dangerously hot conditions with major heat risk.
  Afternoon temperatures between 105 to 111 degrees expected.

* WHERE...Western Pima County, Tohono O`odham Nation, Tucson
  Metro Area, South Central Pinal County, Southeast Pinal County
  and Upper Gila River Valley.

* WHEN...Until 8 PM MST this evening.

* IMPACTS...Extreme heat will significantly increase the
  potential for heat related illnesses, particularly for those
  working or participating in outdoor activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Keep in mind you may need to adjust your plans based on the
latest health and safety guidelines from CDC and your local
officials. Cooling shelters may need to take your temperature or
ask questions about how you are feeling.

Drink plenty of fluids, stay in an air-conditioned room, stay out
of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles
under any circumstances.

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. 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.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
132 AM PDT Fri Jun 7 2024

AZZ002-003-036-CAZ523>527-NVZ021-022-080400-
/O.CON.KVEF.EH.W.0001.000000T0000Z-240608T0400Z/
Lake Havasu and Fort Mohave-Northwest Deserts-Lake Mead National
Recreation Area-Western Mojave Desert-Eastern Mojave Desert-
Morongo Basin-Cadiz Basin-San Bernardino County-Upper Colorado
River Valley-Lake Mead National Recreation Area-Southern Clark
County-
Including the cities of Dolan Springs, Hoover Dam, Fort Irwin,
Barstow, Yucca, Wikieup, Morongo Valley, Mitchell Caverns, Yucca
Valley, Kingman, Primm, Desert Hills, Baker, Needles, Laughlin,
Cal-Nev-Ari, Topock, Oatman, Bullhead City, Mountain Pass, Vidal
Junction, Lake Havasu City, Valentine, Searchlight, Daggett,
Golden Valley, Mohave Valley, and Twentynine Palms
132 AM PDT Fri Jun 7 2024 /132 AM MST Fri Jun 7 2024/

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM PDT /9 PM
MST/ THIS EVENING...

* WHAT...Dangerously hot conditions for early June. High
  temperatures 107 to 114 degrees for Barstow and the Morongo Basin.
  108 to 116 degrees for Lake Mead National Recreation Area,
  Bullhead City and Lake Havasu City. 104 to 110 for Kingman, Yucca
  and Wikieup.

* WHERE...Lake Mead National Recreation Area, Lake Havasu and Fort
  Mohave, Northwest Deserts, Western Mojave Desert, Eastern Mojave
  Desert, Morongo Basin, Cadiz Basin, San Bernardino County-Upper
  Colorado River Valley, and Southern Clark County.

* WHEN...Until 9 PM PDT /9 PM MST/ this evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

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.

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.

Monitor the latest forecasts and warnings for updates.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
132 AM PDT Fri Jun 7 2024

CAZ522-NVZ016-017-020-080400-
/O.CON.KVEF.EH.W.0001.000000T0000Z-240609T0400Z/
Death Valley National Park-Northeast Clark County-Western Clark
and Southern Nye County-Las Vegas Valley-
Including the cities of Furnace Creek, Overton, Henderson,
Stovepipe Wells, Desert Rock, Mesquite, Indian Springs, Pahrump,
Amargosa Valley, Boulder City, Las Vegas, Moapa, Shoshone, and
North Las Vegas
132 AM PDT Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM PDT
SATURDAY...

* WHAT...Dangerously hot conditions for early June. High
  temperatures 107 to 114 degrees for Las Vegas and Pahrump. 108 to
  116 degrees for Mesquite and Overton. 118 to 122 degrees for
  Furnace Creek in Death Valley National Park.

* WHERE...In California, Death Valley National Park. In Nevada, Las
  Vegas Valley, Northeast Clark County, and Western Clark and
  Southern Nye County.

* WHEN...Until 9 PM PDT Saturday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

* ADDITIONAL DETAILS...There will be little relief during the
  overnights, especially in the Las Vegas Valley and the lower
  elevations of Death Valley National Park.

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.

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.

Monitor the latest forecasts and warnings for updates.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
132 AM PDT Fri Jun 7 2024

AZZ001-080400-
/O.CON.KVEF.EH.W.0001.000000T0000Z-240608T0400Z/
Northwest Plateau-
Including the cities of Pipe Spring National Monument, Mt
Trumbull, Western Grand Canyon, Tuweep, and Colorado City
132 AM MST Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM MST THIS
EVENING...

* WHAT...Dangerously hot conditions for early June. High
  temperatures 107 to 113 degrees for Beaver Dam. 98 to 102 degrees
  Colorado City and Pipe Spring National Monument.

* WHERE...Northwest Plateau.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

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.

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.

Monitor the latest forecasts and warnings for updates.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
132 AM PDT Fri Jun 7 2024

CAZ520-080400-
/O.CON.KVEF.EH.W.0001.000000T0000Z-240608T0400Z/
Owens Valley-
Including the cities of Lone Pine, Independence, Olancha, and
Bishop
132 AM PDT Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING...

* WHAT...Dangerously hot conditions for early June. High
  temperatures 100 to 105 degrees for Bishop, Big Pine, Lone Pine,
  and Olancha.

* WHERE...Owens Valley.

* WHEN...Until 9 PM PDT this evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

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.

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.

Monitor the latest forecasts and warnings for updates.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
117 AM MST Fri Jun 7 2024

AZZ534-537>546-548>551-553>555-559-080300-
/O.CON.KPSR.EH.W.0001.000000T0000Z-240608T0300Z/
Aguila Valley-Northwest Valley-Tonopah Desert-Gila Bend-
Buckeye/Avondale-Cave Creek/New River-Deer Valley-Central Phoenix-
North Phoenix/Glendale-New River Mesa-Scottsdale/Paradise Valley-
East Valley-Fountain Hills/East Mesa-South Mountain/Ahwatukee-
Southeast Valley/Queen Creek-Northwest Pinal County-West Pinal
County-Apache Junction/Gold Canyon-Sonoran Desert Natl Monument-
Including the cities of Scottsdale, Surprise, Wickenburg,
Phoenix, Sentinel, Arlington, Liberty, Sun City West, Avondale,
Beardsley, Apache Junction, Goodyear, Mesa, Kaka, Hassayampa,
Gila Bend, Peoria, Sun Lakes, Tonopah, Cactus Forest, Gilbert,
Casa Grande, Coolidge, Gladden, Queen Creek, Fountain Hills,
Florence, Wittmann, Paradise Valley, Circle City, Chandler,
Tempe, Cashion, Wintersburg, and Aguila
117 AM MST Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING...

* WHAT...Dangerously hot conditions. Afternoon temperatures 106 to
  111. Major Heat Risk. Overexposure can cause heat cramps and heat
  exhaustion to develop and, without intervention, can lead to heat
  stroke.

* WHERE...A portion of south central Arizona.

* WHEN...Until 8 PM MST this evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

An Excessive 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.

Stay indoors and seek air-conditioned buildings. Drink water, more
than usual, and avoid dehydrating alcoholic, sugary, or caffeinated
drinks. Dress for the heat - lightweight and light-colored clothing.
Eat small meals and eat more often. Monitor those with a higher
vulnerability to heat, including small children. Check in on family,
friends, and neighbors, especially the elderly. If engaging in
outdoor activity, take longer and more frequent breaks and avoid the
hottest parts of the day. Never leave kids or pets unattended in
cars.

Public cooling shelters are available in some areas. Consult county
officials for more details, which may include guidance for proper
social distancing measures.

Recognize the signs and symptoms of heat-related illness. Early
signs include thirst and muscle cramps. Heat exhaustion may include:
cool, moist, pale skin; headache; dizziness; weakness or exhaustion;
nausea. The most serious illness is heat stroke, which may include:
vomiting; confusion; throbbing headache; decreased alertness or loss
of consciousness; high body temperature (above 105F); hot, dry skin;
rapid, weak pulse; rapid, shallow breathing; seizures.

Heat stroke can be DEADLY. Treat as an emergency and call 9 1 1.

Continue to monitor NWS forecasts, broadcast outlets, and local
government for updates.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
117 AM MST Fri Jun 7 2024

AZZ547-552-556-560>562-080300-
/O.CON.KPSR.EH.W.0001.000000T0000Z-240608T0300Z/
Rio Verde/Salt River-Superior-Tonto Basin-San Carlos-Dripping
Springs-Globe/Miami-
Including the cities of Winkelman, San Carlos, Punkin Center,
Peridot, Hayden, Superior, Miami, Tortilla Flat, and Globe
117 AM MST Fri Jun 7 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING...

* WHAT...Dangerously hot conditions. Afternoon temperatures 102 to
  110. Major Heat Risk. Overexposure can cause heat cramps and heat
  exhaustion to develop and, without intervention, can lead to heat
  stroke.

* WHERE...Dripping Springs, Globe/Miami, Rio Verde/Salt River, San
  Carlos, Superior, and Tonto Basin.

* WHEN...Until 8 PM MST this evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

An Excessive 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.

Stay indoors and seek air-conditioned buildings. Drink water, more
than usual, and avoid dehydrating alcoholic, sugary, or caffeinated
drinks. Dress for the heat - lightweight and light-colored clothing.
Eat small meals and eat more often. Monitor those with a higher
vulnerability to heat, including small children. Check in on family,
friends, and neighbors, especially the elderly. If engaging in
outdoor activity, take longer and more frequent breaks and avoid the
hottest parts of the day. Never leave kids or pets unattended in
cars.

Public cooling shelters are available in some areas. Consult county
officials for more details, which may include guidance for proper
social distancing measures.

Recognize the signs and symptoms of heat-related illness. Early
signs include thirst and muscle cramps. Heat exhaustion may include:
cool, moist, pale skin; headache; dizziness; weakness or exhaustion;
nausea. The most serious illness is heat stroke, which may include:
vomiting; confusion; throbbing headache; decreased alertness or loss
of consciousness; high body temperature (above 105F); hot, dry skin;
rapid, weak pulse; rapid, shallow breathing; seizures.

Heat stroke can be DEADLY. Treat as an emergency and call 9 1 1.

Continue to monitor NWS forecasts, broadcast outlets, and local
government for updates.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
117 AM MST Fri Jun 7 2024

AZZ530>533-535-536-CAZ561-563-566-567-569-570-080300-
/O.CON.KPSR.EH.W.0001.000000T0000Z-240608T0300Z/
Parker Valley-Kofa-Yuma-Central La Paz-Southeast Yuma County-Gila
River Valley-Joshua Tree NP East-Salton Sea-Imperial County West-
Imperial Valley-Palo Verde Valley-Chuckwalla Valley-
Including the cities of Parker, Martinez Lake, Fortuna Foothills,
Ehrenberg, Midland, Brawley, Plaster City, Salton City, Calexico,
Alamorio, Ripley, Winona, Coolidge Springs, Yuma, Blythe,
Vicksburg Junction, Ocotillo, Quartzsite, Harcuvar, Desert
Shores, Ligurta, Palm Canyon, Coyote Wells, Vicksburg, Palo
Verde, Salome, Brenda, and El Centro
117 AM MST Fri Jun 7 2024 /117 AM PDT Fri Jun 7 2024/

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST /8 PM
PDT/ THIS EVENING...

* WHAT...Dangerously hot conditions. Afternoon temperatures 105 to
  111. Major Heat Risk. Overexposure can cause heat cramps and heat
  exhaustion to develop and, without intervention, can lead to heat
  stroke.

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

* WHEN...Until 8 PM MST /8 PM PDT/ this evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

An Excessive 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.

Stay indoors and seek air-conditioned buildings. Drink water, more
than usual, and avoid dehydrating alcoholic, sugary, or caffeinated
drinks. Dress for the heat - lightweight and light-colored clothing.
Eat small meals and eat more often. Monitor those with a higher
vulnerability to heat, including small children. Check in on family,
friends, and neighbors, especially the elderly. If engaging in
outdoor activity, take longer and more frequent breaks and avoid the
hottest parts of the day. Never leave kids or pets unattended in
cars.

Public cooling shelters are available in some areas. Consult county
officials for more details, which may include guidance for proper
social distancing measures.

Recognize the signs and symptoms of heat-related illness. Early
signs include thirst and muscle cramps. Heat exhaustion may include:
cool, moist, pale skin; headache; dizziness; weakness or exhaustion;
nausea. The most serious illness is heat stroke, which may include:
vomiting; confusion; throbbing headache; decreased alertness or loss
of consciousness; high body temperature (above 105F); hot, dry skin;
rapid, weak pulse; rapid, shallow breathing; seizures.

Heat stroke can be DEADLY. Treat as an emergency and call 9 1 1.

Continue to monitor NWS forecasts, broadcast outlets, and local
government for updates.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service San Juan PR
254 AM AST Fri Jun 7 2024

PRZ001>003-005-007-008-010-011-VIZ002-071500-
/O.NEW.TJSJ.EH.W.0005.240607T1300Z-240607T2200Z/
/O.NEW.TJSJ.EH.A.0001.240608T1300Z-240608T2200Z/
San Juan and Vicinity-Northeast-Southeast-North Central-Ponce and
Vicinity-Northwest-Mayaguez and Vicinity-Southwest-St Croix-
Including the cities of Toa Baja, San German, Toa Alta,
Canovanas, Catano, Luquillo, Frederiksted Southeast,
Christiansted, Guayama, Aguada, Rincon, San Juan, Isabela,
Bayamon, Loiza, Cabo Rojo, Naguabo, Yabucoa, Rio Grande, Arecibo,
Guaynabo, Manati, Anasco, Vega Baja, Trujillo Alto, Penuelas,
Hormigueros, Ponce, Frederiksted, Carolina, Maunabo, Guanica,
Aguadilla, Vega Alta, Camuy, Barceloneta, Florida, Lajas, Yauco,
Salinas, Dorado, Santa Isabel, Ceiba, Juana Diaz, Arroyo,
Quebradillas, Guayanilla, Hatillo, Moca, Grove Place, Mayaguez,
Fajardo, Humacao, and Patillas
254 AM AST Fri Jun 7 2024

...EXCESSIVE HEAT WARNING IN EFFECT FROM 9 AM THIS MORNING TO 6 PM
AST THIS EVENING...
...EXCESSIVE HEAT WATCH IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY AFTERNOON...

* WHAT...For the Excessive Heat Warning, this level of heat affects
  anyone without effective cooling and/or adequate hydration.
  Impacts likely in some health systems, heat-sensitive industries
  and infrastructure. For the Excessive Heat Watch, dangerously hot
  conditions may extent through tomorrow.

* WHERE...In Puerto Rico, Mayaguez and Vicinity, North Central,
  Northeast, Northwest, Ponce and Vicinity, San Juan and Vicinity,
  Southeast, and Southwest Counties. In Virgin Islands, St Croix
  County.

* WHEN...For the Excessive Heat Warning, from 9 AM this morning to 6
  PM AST this evening. For the Excessive Heat Watch, from Saturday
  morning through Saturday afternoon.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat and high humidity events.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

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.

&&

$$

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: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE