Alert archive / California / Excessive Heat Warnings in 2021

Excessive Heat Warning 7, NWS Las Vegas, NV

August 25, 2021San Bernardino County, California; Mohave County, Arizona

NWS Las Vegas, NV issued this excessive heat warning at Aug 25, 2021, 12:50 AM PDT for San Bernardino County, California; Mohave County, Arizona. It took effect at Aug 26, 2021, 10:00 AM PDT. It was in force for 4 days. 12 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 25, 2021, 12:50 AM PDT (07:50 UTC)
In effect from
Aug 26, 2021, 10:00 AM PDT
Expired
Aug 30, 2021, 8:00 PM PDT
In force
4 days
Issued by
NWS Las Vegas, NV

Counties Mohave County, AZ, San Bernardino County, CA

The radar

The Las Vegas radar (KESX), 48 km from the middle of the area, began a volume at 07:49 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Aug 29, 3:17 PM PDTTSTM WND DMG1 Sw Dolan Springs, AZ13 POWER POLES SNAPPED IN DOLAN SPRINGS ON PIERCE FERRY ROAD FROM SEVERE THUNDERSTORM WIND GUSTS. POWER OUTAGES CONFIRMED BY LOCAL POWER COMPANY. A 5TH WHEEL RV TIPPED OVER. NO INJURIES REPORTED.
Aug 29, 3:28 PM PDTTORNADO2 Sse New Kingman-Butle, AZA LANDSPOUT TORNADO TOUCHED DOWN IN KINGMAN NEAR STATE ROUTE 66 NORTH OF INTERSTATE 40. NO DAMAGE OR INJURIES REPORTED. LANDSPOUT CONFIRMED BY PHOTOS FROM THE PUBLIC. DURATION UNKNOWN.
Aug 29, 4:18 PM PDTFLASH FLOOD2 Ne Hualapai Peak, AZEMERGENCY MANAGERS REPORTED DANGEROUS FLOODING OVER FLAG MINE ROAD AT HUALAPAI MOUNTAIN PARK. THE ROAD IS CLOSED.
Aug 29, 5:30 PM PDTFLASH FLOOD10 Sse Wikieup, AZDELAYED REPORT. FLOODING OVER SIGNAL ROAD FROM HIGHWAY 93 TO ALAMO ROAD REPORTED BY COUNTY OFFICIALS. ROAD IS CLOSED. WEATHER OCCURRED YESTERDAY ON 0829. TIME ESTIMATED BY RADAR.
Aug 29, 5:49 PM PDTTSTM WND GST 581 Ene Yucca, AZYUCCA CWOP MEASURED GUSTS TO 58 MPH BEGINNING AT 1724 AND ENDING AT 1733.
Aug 29, 7:00 PM PDTFLASH FLOOD14 Nne Wikieup, AZDELAYED REPORT. FLOODING OVER BOGELES RANCH ROAD FROM UPPER TROUT CREEK ROAD TO BOGELES RANCH. ROAD IS CLOSED. REPORTED BY COUNTY OFFICIALS. FLOODING OCCURRED YESTERDAY 0829. TIME ESTIMATED BY RADAR.
Aug 29, 7:21 PM PDTFLASH FLOOD14 S Needles, CALAW ENFORCEMENT REPORTED 30 LOW WATER CROSSINGS ALONG US 95 FROM HAVASU LAKE ROAD NORTH TO NEEDLES COVERED IN MUD AND DEBRIS WHICH WILL REQUIRE A BLADE TRUCK.
Aug 30, 1:30 PM PDTFLASH FLOOD5 W Nipton, CAREPORT OF FLASH FLOODING ON NIPTON ROAD EAST OF IVANPAH ROAD.
Aug 30, 1:52 PM PDTFLASH FLOOD5 E Mountain Pass, CAHIGHWAY PATROL REPORTED THAT HWY 15 AND NIPTON ROAD IS NOT PASSABLE DUE TO ROADWAY FLOODING. REPORTS OF VEHICLES BECOMING STUCK WERE ALSO RECEIVED.
Aug 30, 3:00 PM PDTDEBRIS FLOW5 Sse Big Bear Lake, CACALTRANS REPORTED DEBRIS FLOW UP TO 2 FEET OFF EL DORADO BURN SCAR. 50 CUBIC YARDS OF MUD AND DEBRIS WERE REMOVED ALONG HIGHWAY 38 NEAR BARTON FLATS RADAR ESTIMATED ABOUT 0.50 INCH IN 1 HOUR FROM THUNDERSTORM.
Aug 30, 3:20 PM PDTFLASH FLOOD4 N Twentynine Palms, CACITY OF TWENTYNINE PALMS REPORTED ROADWAY DAMAGE DUE TO FLASH FLOODING ALONG INDIAN TRAIL ROAD BETWEEN ADOBE ROAD AND MESQUITE SPRINGS ROAD. TIME ESTIMATED BY RADAR.
Aug 30, 5:50 PM PDTTSTM WND GST 7110 Sse Essex, CAOLD WOMAN MOUNTAIN SITE PG163 IN CALIFORNIA GUSTED TO 71 MPH AT 1750 DUE TO NEARBY THUNDERSTORMS.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Las Vegas, NV (KVEF), launched 00:00Z, 7.8 hours before the alert went out and 133 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Las Vegas, NV at 00:00Z on 2021-08-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Las Vegas, NV at 00:00Z on 2021-08-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
4305 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
23 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

615 
WWUS75 KVEF 250750
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
1250 AM PDT Wed Aug 25 2021

AZZ002-003-036-CAZ525>527-NVZ021-260400-
/O.UPG.KVEF.EH.A.0007.210826T1700Z-210828T0300Z/
/O.NEW.KVEF.EH.W.0007.210826T1700Z-210828T0300Z/
Lake Havasu and Fort Mohave-Northwest Deserts-
Lake Mead National Recreation Area-Morongo Basin-Cadiz Basin-
San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, Kingman, 
Golden Valley, Dolan Springs, Valentine, Wikieup, Yucca, 
Bullhead City, Oatman, Mohave Valley, Morongo Valley, 
Yucca Valley, Twentynine Palms, Vidal Junction, Needles, 
Hoover Dam, and Laughlin
1250 AM PDT Wed Aug 25 2021 /1250 AM MST Wed Aug 25 2021/

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM PDT /10 AM MST/
THURSDAY TO 8 PM PDT /8 PM MST/ FRIDAY...

* WHAT...Dangerously hot conditions with temperatures of 100 to
  105 in Kingman...105 to 110 in the Morongo Basin...and 110 to
  115 in the Colorado River Valley including Laughlin, Needles, 
  and Lake Havasu. 

* WHERE...Portions of northwest Arizona, southeast California 
  and southern Nevada.

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

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
12 follow-up statements
944 
WWUS75 KVEF 260350
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
850 PM PDT Wed Aug 25 2021

AZZ002-003-036-CAZ525>527-NVZ021-261300-
/O.CON.KVEF.EH.W.0007.210826T1700Z-210828T0300Z/
Lake Havasu and Fort Mohave-Northwest Deserts-
Lake Mead National Recreation Area-Morongo Basin-Cadiz Basin-
San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, Kingman, 
Golden Valley, Dolan Springs, Valentine, Wikieup, Yucca, 
Bullhead City, Oatman, Mohave Valley, Morongo Valley, 
Yucca Valley, Twentynine Palms, Vidal Junction, Needles, 
Hoover Dam, and Laughlin
850 PM PDT Wed Aug 25 2021 /850 PM MST Wed Aug 25 2021/

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

* WHAT...Dangerously hot conditions with temperatures of 100 to 
  105 in Kingman...105 to 110 in the Morongo Basin...and 110 to 
  115 in the Colorado River Valley including Laughlin, Needles, 
  and Lake Havasu.

* WHERE...Portions of northwest Arizona, southeast California 
  and southern Nevada.

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

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
874 
WWUS75 KVEF 260907
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
207 AM PDT Thu Aug 26 2021

NVZ016-017-020-270000-
/O.NEW.KVEF.EH.W.0008.210828T1700Z-210830T0300Z/
Northeast Clark County-Western Clark and Southern Nye County-
Las Vegas Valley-
Including Mesquite, Overton, Moapa, Pahrump, Indian Springs, 
Desert Rock, Amargosa Valley, Las Vegas, North Las Vegas, 
Henderson, and Boulder City
207 AM PDT Thu Aug 26 2021

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM SATURDAY TO 8 PM
PDT SUNDAY...

* WHAT...Dangerously hot conditions with temperatures of 105 to
  110 expected.

* WHERE...Northeast Clark County, Western Clark and Southern Nye 
  County and the Las Vegas Valley.

* WHEN...From 10 AM Saturday to 8 PM PDT Sunday.

* 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.

&&

$$

AZZ036-NVZ021-270000-
/O.EXT.KVEF.EH.W.0007.210826T1700Z-210830T0300Z/
Lake Mead National Recreation Area-
Including Bullhead City, Oatman, Mohave Valley, Hoover Dam, 
and Laughlin
207 AM PDT Thu Aug 26 2021 /207 AM MST Thu Aug 26 2021/

...EXCESSIVE HEAT WARNING NOW IN EFFECT FROM 10 AM PDT /10 AM
MST/ THIS MORNING TO 8 PM PDT /8 PM MST/ SUNDAY...

* WHAT...Dangerously hot conditions with temperatures of 110 to
  115 in the Colorado River Valley including Laughlin.

* WHERE...Portions of northwest Arizona and southern Nevada.

* WHEN...From 10 AM PDT /10 AM MST/ this morning to 8 PM PDT /8 
  PM MST/ Sunday.

* 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.

&&

$$

AZZ002-003-CAZ525>527-270000-
/O.CON.KVEF.EH.W.0007.210826T1700Z-210828T0300Z/
Lake Havasu and Fort Mohave-Northwest Deserts-Morongo Basin-
Cadiz Basin-San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, Kingman, 
Golden Valley, Dolan Springs, Valentine, Wikieup, Yucca, 
Morongo Valley, Yucca Valley, Twentynine Palms, Vidal Junction, 
and Needles
207 AM PDT Thu Aug 26 2021 /207 AM MST Thu Aug 26 2021/

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM PDT /10 AM
MST/ THIS MORNING TO 8 PM PDT /8 PM MST/ FRIDAY...

* WHAT...Dangerously hot conditions with temperatures of 100 to 
  105 in Kingman...105 to 110 in the Morongo Basin...and 110 to 
  115 in the Colorado River Valley including Laughlin, Needles, 
  and Lake Havasu.

* WHERE...Portions of northwest Arizona, southeast California 
  and southern Nevada.

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

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
927 
WWUS75 KVEF 262138
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
238 PM PDT Thu Aug 26 2021

AZZ002-003-CAZ525>527-271000-
/O.EXT.KVEF.EH.W.0007.000000T0000Z-210829T0300Z/
Lake Havasu and Fort Mohave-Northwest Deserts-Morongo Basin-
Cadiz Basin-San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, Kingman, 
Golden Valley, Dolan Springs, Valentine, Wikieup, Yucca, 
Morongo Valley, Yucca Valley, Twentynine Palms, Vidal Junction, 
and Needles
238 PM PDT Thu Aug 26 2021 /238 PM MST Thu Aug 26 2021/

...EXCESSIVE HEAT WARNING NOW IN EFFECT UNTIL 8 PM PDT /8 PM MST/
SATURDAY...

* WHAT...Excessive Heat Warning extended through Saturday 
  evening. Dangerously hot conditions will continue through 
  Saturday. High temperatures of 100 to 105 in Kingman...105 to 
  110 in the Morongo Basin. 

* WHERE...Portions of northwest Arizona and southeast California. 

* WHEN...Until 8 PM PDT /8 PM MST/ Saturday.

* 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.

&&

$$

AZZ036-NVZ021-271000-
/O.CON.KVEF.EH.W.0007.000000T0000Z-210830T0300Z/
Lake Mead National Recreation Area-
Including Bullhead City, Oatman, Mohave Valley, Hoover Dam, 
and Laughlin
238 PM PDT Thu Aug 26 2021 /238 PM MST Thu Aug 26 2021/

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

* WHAT...Dangerously hot conditions with temperatures of 110 to
  115 in the Colorado River Valley including Laughlin, Bullhead
  City and the Lake Mead National Recreation Area.

* WHERE...Portions of northwest Arizona and southern Nevada.

* WHEN...Through 8 PM PDT /8 PM MST/ Sunday.

* 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.

&&

$$

NVZ016-017-020-271000-
/O.CON.KVEF.EH.W.0008.210828T1700Z-210830T0300Z/
Northeast Clark County-Western Clark and Southern Nye County-
Las Vegas Valley-
Including Mesquite, Overton, Moapa, Pahrump, Indian Springs, 
Desert Rock, Amargosa Valley, Las Vegas, North Las Vegas, 
Henderson, and Boulder City
238 PM PDT Thu Aug 26 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM SATURDAY
TO 8 PM PDT SUNDAY...

* WHAT...Dangerously hot conditions with temperatures of 105 to 
  110 expected.

* WHERE...Northeast Clark County, Western Clark and Southern Nye 
  County and the Las Vegas Valley.

* WHEN...From 10 AM Saturday to 8 PM PDT Sunday.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
135 
WWUS75 KVEF 270934
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
234 AM PDT Fri Aug 27 2021

AZZ036-NVZ021-280000-
/O.CON.KVEF.EH.W.0007.000000T0000Z-210830T0300Z/
Lake Mead National Recreation Area-
Including Bullhead City, Oatman, Mohave Valley, Hoover Dam, 
and Laughlin
234 AM PDT Fri Aug 27 2021 /234 AM MST Fri Aug 27 2021/

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

* WHAT...Dangerously hot conditions with temperatures of 110 to 
  115 in the Colorado River Valley including Laughlin, Bullhead 
  City and the Lake Mead National Recreation Area.

* WHERE...Portions of northwest Arizona and southern Nevada.

* WHEN...Through 8 PM PDT /8 PM MST/ Sunday.

* 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.

&&

$$

AZZ002-003-CAZ525>527-280000-
/O.CON.KVEF.EH.W.0007.000000T0000Z-210829T0300Z/
Lake Havasu and Fort Mohave-Northwest Deserts-Morongo Basin-
Cadiz Basin-San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, Kingman, 
Golden Valley, Dolan Springs, Valentine, Wikieup, Yucca, 
Morongo Valley, Yucca Valley, Twentynine Palms, Vidal Junction, 
and Needles
234 AM PDT Fri Aug 27 2021 /234 AM MST Fri Aug 27 2021/

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

* WHAT...Excessive Heat Warning extended through Saturday evening.
  Dangerously hot conditions will continue through Saturday. High
  temperatures of 100 to 105 in Kingman...105 to 110 in the
  Morongo Basin...110 to 115 in Upper Colorado River Valley
  including Needles and Lake Havasu City.

* WHERE...Portions of northwest Arizona and southeast California.

* WHEN...Until 8 PM PDT /8 PM MST/ Saturday.

* 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.

&&

$$

NVZ016-017-020-280000-
/O.CON.KVEF.EH.W.0008.210828T1700Z-210830T0300Z/
Northeast Clark County-Western Clark and Southern Nye County-
Las Vegas Valley-
Including Mesquite, Overton, Moapa, Pahrump, Indian Springs, 
Desert Rock, Amargosa Valley, Las Vegas, North Las Vegas, 
Henderson, and Boulder City
234 AM PDT Fri Aug 27 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM SATURDAY
TO 8 PM PDT SUNDAY...

* WHAT...Dangerously hot conditions with temperatures of 105 to 
  110 expected.

* WHERE...Northeast Clark County, Western Clark and Southern Nye 
  County and the Las Vegas Valley.

* WHEN...From 10 AM Saturday to 8 PM PDT Sunday.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
995 
WWUS75 KVEF 272112
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
212 PM PDT Fri Aug 27 2021

AZZ036-NVZ021-281000-
/O.CON.KVEF.EH.W.0007.000000T0000Z-210830T0300Z/
Lake Mead National Recreation Area-
Including Bullhead City, Oatman, Mohave Valley, Hoover Dam, 
and Laughlin
212 PM PDT Fri Aug 27 2021 /212 PM MST Fri Aug 27 2021/

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

* WHAT...Dangerously hot conditions with temperatures of 110 to 
  115 in the Colorado River Valley including Laughlin, Bullhead 
  City and the Lake Mead National Recreation Area.

* WHERE...Portions of northwest Arizona and southern Nevada.

* WHEN...Through 8 PM PDT /8 PM MST/ Sunday.

* 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.

&&

$$

AZZ002-003-CAZ525>527-281000-
/O.CON.KVEF.EH.W.0007.000000T0000Z-210829T0300Z/
Lake Havasu and Fort Mohave-Northwest Deserts-Morongo Basin-
Cadiz Basin-San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, Kingman, 
Golden Valley, Dolan Springs, Valentine, Wikieup, Yucca, 
Morongo Valley, Yucca Valley, Twentynine Palms, Vidal Junction, 
and Needles
212 PM PDT Fri Aug 27 2021 /212 PM MST Fri Aug 27 2021/

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

* WHAT...Dangerously hot conditions will continue through 
  Saturday. High temperatures of 100 to 105 in Kingman...105 to 
  110 in the Morongo Basin...110 to 115 in Upper Colorado River 
  Valley including Needles and Lake Havasu City.

* WHERE...Portions of northwest Arizona and southeast California.

* WHEN...Until 8 PM PDT /8 PM MST/ Saturday.

* 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.

&&

$$

NVZ016-017-020-281000-
/O.CON.KVEF.EH.W.0008.210828T1700Z-210830T0300Z/
Northeast Clark County-Western Clark and Southern Nye County-
Las Vegas Valley-
Including Mesquite, Overton, Moapa, Pahrump, Indian Springs, 
Desert Rock, Amargosa Valley, Las Vegas, North Las Vegas, 
Henderson, and Boulder City
212 PM PDT Fri Aug 27 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM SATURDAY
TO 8 PM PDT SUNDAY...

* WHAT...Dangerously hot conditions with temperatures of 105 to 
  110 expected.

* WHERE...Northeast Clark County, Western Clark and Southern Nye 
  County and the Las Vegas Valley.

* WHEN...From 10 AM Saturday to 8 PM PDT Sunday.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
150 
WWUS75 KVEF 280925
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
225 AM PDT Sat Aug 28 2021

CAZ524-NVZ022-282130-
/O.EXB.KVEF.EH.W.0008.210829T1700Z-210830T0300Z/
Eastern Mojave Desert-Southern Clark County-
Including Baker, Mountain Pass, Mitchell Caverns, Primm, 
Searchlight, and Cal-Nev-Ari
225 AM PDT Sat Aug 28 2021

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TO 8 PM PDT
SUNDAY...

* WHAT...Dangerously hot conditions with temperatures of 100 to
  105 in Primm, Jean, and Searchlight and around 110 in Baker.

* WHERE...In Nevada, Southern Clark County. In California, 
  Eastern Mojave Desert.

* WHEN...From 10 AM to 8 PM PDT Sunday.

* 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.

&&

$$

CAZ522-523-282130-
/O.EXB.KVEF.EH.W.0008.210829T1700Z-210831T0300Z/
Death Valley National Park-Western Mojave Desert-
Including Furnace Creek, Stovepipe Wells, Shoshone, Barstow, 
Daggett, and Fort Irwin
225 AM PDT Sat Aug 28 2021

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM SUNDAY TO 8 PM PDT
MONDAY...

* WHAT...Dangerously hot conditions with temperatures of 105 to
  110 in Barstow...115 to 120 at the visitors center in Death 
  Valley.

* WHERE...Death Valley National Park and Western Mojave Desert.

* WHEN...From 10 AM Sunday to 8 PM PDT Monday.

* 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.

&&

$$

AZZ036-NVZ021-282130-
/O.EXT.KVEF.EH.W.0007.000000T0000Z-210831T0300Z/
Lake Mead National Recreation Area-
Including Bullhead City, Oatman, Mohave Valley, Hoover Dam, 
and Laughlin
225 AM PDT Sat Aug 28 2021 /225 AM MST Sat Aug 28 2021/

...EXCESSIVE HEAT WARNING NOW IN EFFECT UNTIL 8 PM PDT /8 PM MST/
MONDAY...

* WHAT...Dangerously hot conditions with temperatures of 110 to 
  115 in the Colorado River Valley including Laughlin, Bullhead 
  City and the Lake Mead National Recreation Area.

* WHERE...Portions of northwest Arizona and southern Nevada.

* WHEN...Until 8 PM PDT /8 PM MST/ Monday.

* 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.

&&

$$

AZZ002-003-CAZ525>527-282130-
/O.EXT.KVEF.EH.W.0007.000000T0000Z-210830T0300Z/
Lake Havasu and Fort Mohave-Northwest Deserts-Morongo Basin-
Cadiz Basin-San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, Kingman, 
Golden Valley, Dolan Springs, Valentine, Wikieup, Yucca, 
Morongo Valley, Yucca Valley, Twentynine Palms, Vidal Junction, 
and Needles
225 AM PDT Sat Aug 28 2021 /225 AM MST Sat Aug 28 2021/

...EXCESSIVE HEAT WARNING NOW IN EFFECT UNTIL 8 PM PDT /8 PM MST/
SUNDAY...

* WHAT...Dangerously hot conditions will continue through Sunday.
  High temperatures of 100 to 105 in Kingman...105 to 110 in the 
  Morongo Basin...110 to 115 in Upper Colorado River Valley 
  including Needles and Lake Havasu City.

* WHERE...Portions of northwest Arizona and southeast California.

* WHEN...Until 8 PM PDT /8 PM MST/ Sunday.

* 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.

&&

$$

NVZ016-017-020-282130-
/O.EXT.KVEF.EH.W.0008.210828T1700Z-210831T0300Z/
Northeast Clark County-Western Clark and Southern Nye County-
Las Vegas Valley-
Including Mesquite, Overton, Moapa, Pahrump, Indian Springs, 
Desert Rock, Amargosa Valley, Las Vegas, North Las Vegas, 
Henderson, and Boulder City
225 AM PDT Sat Aug 28 2021

...EXCESSIVE HEAT WARNING NOW IN EFFECT FROM 10 AM THIS MORNING
TO 8 PM PDT MONDAY...

* WHAT...Dangerously hot conditions with temperatures of 100 to
  105 in Desert Rock and Indian Springs...105 to 110 in Pahrump, 
  Las Vegas, and Mesquite.

* WHERE...Northeast Clark County, Western Clark and Southern Nye 
  County and the Las Vegas Valley.

* WHEN...From 10 AM this morning to 8 PM PDT Monday.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
258 
WWUS75 KVEF 282104
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
204 PM PDT Sat Aug 28 2021

NVZ016-017-020-291000-
/O.CON.KVEF.EH.W.0008.000000T0000Z-210831T0300Z/
Northeast Clark County-Western Clark and Southern Nye County-
Las Vegas Valley-
Including Mesquite, Overton, Moapa, Pahrump, Indian Springs, 
Desert Rock, Amargosa Valley, Las Vegas, North Las Vegas, 
Henderson, and Boulder City
204 PM PDT Sat Aug 28 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT
MONDAY...

* WHAT...Dangerously hot conditions with temperatures of 100 to 
  105 in Desert Rock and Indian Springs...105 to 110 in Pahrump, 
  Las Vegas, and Mesquite.

* WHERE...Northeast Clark County, Western Clark and Southern Nye 
  County and the Las Vegas Valley.

* WHEN...From 10 AM this morning to 8 PM PDT Monday.

* 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.

&&

$$

AZZ036-NVZ021-291000-
/O.CON.KVEF.EH.W.0007.000000T0000Z-210831T0300Z/
Lake Mead National Recreation Area-
Including Bullhead City, Oatman, Mohave Valley, Hoover Dam, 
and Laughlin
204 PM PDT Sat Aug 28 2021 /204 PM MST Sat Aug 28 2021/

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

* WHAT...Dangerously hot conditions with temperatures of 110 to 
  115 in the Colorado River Valley including Laughlin, Bullhead 
  City and the Lake Mead National Recreation Area.

* WHERE...Portions of northwest Arizona and southern Nevada.

* WHEN...Until 8 PM PDT /8 PM MST/ Monday.

* 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.

&&

$$

AZZ002-003-CAZ525>527-291000-
/O.CON.KVEF.EH.W.0007.000000T0000Z-210830T0300Z/
Lake Havasu and Fort Mohave-Northwest Deserts-Morongo Basin-
Cadiz Basin-San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, Kingman, 
Golden Valley, Dolan Springs, Valentine, Wikieup, Yucca, 
Morongo Valley, Yucca Valley, Twentynine Palms, Vidal Junction, 
and Needles
204 PM PDT Sat Aug 28 2021 /204 PM MST Sat Aug 28 2021/

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

* WHAT...Dangerously hot conditions will continue through 
  Sunday. High temperatures of 100 to 105 in Kingman...105 to 
  110 in the Morongo Basin...110 to 115 in Upper Colorado River 
  Valley including Needles and Lake Havasu City.

* WHERE...Portions of northwest Arizona and southeast California.

* WHEN...Until 8 PM PDT /8 PM MST/ Sunday.

* 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.

&&

$$

CAZ524-NVZ022-291000-
/O.CON.KVEF.EH.W.0008.210829T1700Z-210830T0300Z/
Eastern Mojave Desert-Southern Clark County-
Including Baker, Mountain Pass, Mitchell Caverns, Primm, 
Searchlight, and Cal-Nev-Ari
204 PM PDT Sat Aug 28 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM
PDT SUNDAY...

* WHAT...Dangerously hot conditions with temperatures of 100 to 
  105 in Primm, Jean, and Searchlight and around 110 in Baker.

* WHERE...In Nevada, Southern Clark County. In California, 
  Eastern Mojave Desert.

* WHEN...From 10 AM to 8 PM PDT Sunday.

* 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.

&&

$$

CAZ522-523-291000-
/O.CON.KVEF.EH.W.0008.210829T1700Z-210831T0300Z/
Death Valley National Park-Western Mojave Desert-
Including Furnace Creek, Stovepipe Wells, Shoshone, Barstow, 
Daggett, and Fort Irwin
204 PM PDT Sat Aug 28 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM SUNDAY TO
8 PM PDT MONDAY...

* WHAT...Dangerously hot conditions with temperatures of 105 to 
  110 in Barstow...115 to 120 at the visitors center in Death 
  Valley.

* WHERE...Death Valley National Park and Western Mojave Desert.

* WHEN...From 10 AM Sunday to 8 PM PDT Monday.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
508 
WWUS75 KVEF 290958
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
258 AM PDT Sun Aug 29 2021

NVZ016-017-020-292300-
/O.CON.KVEF.EH.W.0008.000000T0000Z-210831T0300Z/
Northeast Clark County-Western Clark and Southern Nye County-
Las Vegas Valley-
Including Mesquite, Overton, Moapa, Pahrump, Indian Springs, 
Desert Rock, Amargosa Valley, Las Vegas, North Las Vegas, 
Henderson, and Boulder City
258 AM PDT Sun Aug 29 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT
MONDAY...

* WHAT...Dangerously hot conditions with temperatures of 100 to 
  105 in Desert Rock and Indian Springs...105 to 110 in Pahrump, 
  Las Vegas, and Mesquite.

* WHERE...Northeast Clark County, Western Clark and Southern Nye 
  County and the Las Vegas Valley.

* WHEN...From 10 AM this morning to 8 PM PDT Monday.

* 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.

&&

$$

AZZ036-NVZ021-292300-
/O.CON.KVEF.EH.W.0007.000000T0000Z-210831T0300Z/
Lake Mead National Recreation Area-
Including Bullhead City, Oatman, Mohave Valley, Hoover Dam, 
and Laughlin
258 AM PDT Sun Aug 29 2021 /258 AM MST Sun Aug 29 2021/

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

* WHAT...Dangerously hot conditions with temperatures of 110 to 
  115 in the Colorado River Valley including Laughlin, Bullhead 
  City and the Lake Mead National Recreation Area.

* WHERE...Portions of northwest Arizona and southern Nevada.

* WHEN...Until 8 PM PDT /8 PM MST/ Monday.

* 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.

&&

$$

AZZ002-003-CAZ525>527-292300-
/O.CON.KVEF.EH.W.0007.000000T0000Z-210830T0300Z/
Lake Havasu and Fort Mohave-Northwest Deserts-Morongo Basin-
Cadiz Basin-San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, Kingman, 
Golden Valley, Dolan Springs, Valentine, Wikieup, Yucca, 
Morongo Valley, Yucca Valley, Twentynine Palms, Vidal Junction, 
and Needles
258 AM PDT Sun Aug 29 2021 /258 AM MST Sun Aug 29 2021/

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

* WHAT...Dangerously hot conditions will continue today. High 
  temperatures of 100 to 105 in Kingman...105 to 110 in the 
  Morongo Basin...110 to 115 in Upper Colorado River Valley 
  including Needles and Lake Havasu City.

* WHERE...Portions of northwest Arizona and southeast California.

* WHEN...Until 8 PM PDT /8 PM MST/ Sunday.

* 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.

&&

$$

CAZ524-NVZ022-292300-
/O.CON.KVEF.EH.W.0008.210829T1700Z-210830T0300Z/
Eastern Mojave Desert-Southern Clark County-
Including Baker, Mountain Pass, Mitchell Caverns, Primm, 
Searchlight, and Cal-Nev-Ari
258 AM PDT Sun Aug 29 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM THIS
MORNING TO 8 PM PDT THIS EVENING...

* WHAT...Dangerously hot conditions with temperatures of 100 to 
  105 in Primm, Jean, and Searchlight and around 110 in Baker.

* WHERE...In Nevada, Southern Clark County. In California, 
  Eastern Mojave Desert.

* WHEN...From 10 AM to 8 PM PDT Sunday.

* 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.

&&

$$

CAZ522-523-292300-
/O.CON.KVEF.EH.W.0008.210829T1700Z-210831T0300Z/
Death Valley National Park-Western Mojave Desert-
Including Furnace Creek, Stovepipe Wells, Shoshone, Barstow, 
Daggett, and Fort Irwin
258 AM PDT Sun Aug 29 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM THIS
MORNING TO 8 PM PDT MONDAY...

* WHAT...Dangerously hot conditions with temperatures of 105 to 
  110 in Barstow...115 to 120 at the visitors center in Death 
  Valley.

* WHERE...Death Valley National Park and Western Mojave Desert.

* WHEN...From 10 AM Sunday to 8 PM PDT Monday.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
187 
WWUS75 KVEF 292208
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
308 PM PDT Sun Aug 29 2021

CAZ524-NVZ022-300300-
/O.CON.KVEF.EH.W.0008.000000T0000Z-210830T0300Z/
Eastern Mojave Desert-Southern Clark County-
Including Baker, Mountain Pass, Mitchell Caverns, Primm, 
Searchlight, and Cal-Nev-Ari
308 PM PDT Sun Aug 29 2021

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

* WHAT...Dangerously hot conditions with temperatures of 100 to 
  105 in Primm, Jean, and Searchlight and around 110 in Baker.

* WHERE...In Nevada, Southern Clark County. In California, 
  Eastern Mojave Desert.

* WHEN...From 10 AM to 8 PM PDT Sunday.

* 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.

&&

$$

CAZ522-523-NVZ016-017-020-301000-
/O.CON.KVEF.EH.W.0008.000000T0000Z-210831T0300Z/
Death Valley National Park-Western Mojave Desert-
Northeast Clark County-Western Clark and Southern Nye County-
Las Vegas Valley-
Including Furnace Creek, Stovepipe Wells, Shoshone, Barstow, 
Daggett, Fort Irwin, Mesquite, Overton, Moapa, Pahrump, 
Indian Springs, Desert Rock, Amargosa Valley, Las Vegas, 
North Las Vegas, Henderson, and Boulder City
308 PM PDT Sun Aug 29 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT
MONDAY...

* WHAT...Dangerously hot conditions with temperatures of 100 to 
  105 in Desert Rock and Indian Springs...105 to 110 in Pahrump, 
  Las Vegas, and Mesquite.

* WHERE...Northeast Clark County, Western Clark and Southern Nye 
  County and the Las Vegas Valley.

* WHEN...From 10 AM this morning to 8 PM PDT Monday.

* 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.

&&

$$

AZZ036-NVZ021-301000-
/O.CON.KVEF.EH.W.0007.000000T0000Z-210831T0300Z/
Lake Mead National Recreation Area-
Including Bullhead City, Oatman, Mohave Valley, Hoover Dam, 
and Laughlin
308 PM PDT Sun Aug 29 2021 /308 PM MST Sun Aug 29 2021/

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

* WHAT...Dangerously hot conditions with temperatures of 110 to 
  115 in the Colorado River Valley including Laughlin, Bullhead 
  City and the Lake Mead National Recreation Area.

* WHERE...Portions of northwest Arizona and southern Nevada.

* WHEN...Until 8 PM PDT /8 PM MST/ Monday.

* 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.

&&

$$

AZZ002-003-CAZ525>527-300300-
/O.CON.KVEF.EH.W.0007.000000T0000Z-210830T0300Z/
Lake Havasu and Fort Mohave-Northwest Deserts-Morongo Basin-
Cadiz Basin-San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, Kingman, 
Golden Valley, Dolan Springs, Valentine, Wikieup, Yucca, 
Morongo Valley, Yucca Valley, Twentynine Palms, Vidal Junction, 
and Needles
308 PM PDT Sun Aug 29 2021 /308 PM MST Sun Aug 29 2021/

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

* WHAT...Dangerously hot conditions. High temperatures of 100 to 
  105 in Kingman...105 to 110 in the Morongo Basin...110 to 115 in
  Upper Colorado River Valley including Needles and Lake Havasu 
  City.

* WHERE...Portions of northwest Arizona and southeast California.

* WHEN...Until 8 PM PDT /8 PM MST/ Sunday.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
041 
WWUS75 KVEF 300301
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
801 PM PDT Sun Aug 29 2021

CAZ524-NVZ022-300415-
/O.EXP.KVEF.EH.W.0008.000000T0000Z-210830T0300Z/
Eastern Mojave Desert-Southern Clark County-
Including Baker, Mountain Pass, Mitchell Caverns, Primm, 
Searchlight, and Cal-Nev-Ari
801 PM PDT Sun Aug 29 2021

...EXCESSIVE HEAT WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING...

High temperatures will drop a few degrees across eastern San 
Bernardino and southern Clark counties Monday as moisture
increases along with chances for showers and thunderstorms.


$$

AZZ002-003-CAZ525>527-300415-
/O.EXP.KVEF.EH.W.0007.000000T0000Z-210830T0300Z/
Lake Havasu and Fort Mohave-Northwest Deserts-Morongo Basin-
Cadiz Basin-San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, Kingman, 
Golden Valley, Dolan Springs, Valentine, Wikieup, Yucca, 
Morongo Valley, Yucca Valley, Twentynine Palms, Vidal Junction, 
and Needles
801 PM PDT Sun Aug 29 2021 /801 PM MST Sun Aug 29 2021/

...EXCESSIVE HEAT WARNING WILL EXPIRE AT 8 PM PDT /8 PM MST/ THIS
EVENING...

High temperatures will drop a few degrees across the lower
Colorado River Valley and nearby areas of southern Mohave and
southern San Bernardino counties as moisture increases along with chances
for showers and thunderstorms.

$$

CAZ522-523-NVZ016-017-020-301415-
/O.CON.KVEF.EH.W.0008.000000T0000Z-210831T0300Z/
Death Valley National Park-Western Mojave Desert-
Northeast Clark County-Western Clark and Southern Nye County-
Las Vegas Valley-
Including Furnace Creek, Stovepipe Wells, Shoshone, Barstow, 
Daggett, Fort Irwin, Mesquite, Overton, Moapa, Pahrump, 
Indian Springs, Desert Rock, Amargosa Valley, Las Vegas, 
North Las Vegas, Henderson, and Boulder City
801 PM PDT Sun Aug 29 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT
MONDAY...

* WHAT...Dangerously hot conditions with temperatures of 100 to 
  105 in Desert Rock and Indian Springs...105 to 110 in Pahrump, 
  Las Vegas, and Mesquite.

* WHERE...Northeast Clark County, Western Clark and Southern Nye 
  County and the Las Vegas Valley.

* WHEN...From 10 AM this morning to 8 PM PDT Monday.

* 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.

&&

$$

AZZ036-NVZ021-301415-
/O.CON.KVEF.EH.W.0007.000000T0000Z-210831T0300Z/
Lake Mead National Recreation Area-
Including Bullhead City, Oatman, Mohave Valley, Hoover Dam, 
and Laughlin
801 PM PDT Sun Aug 29 2021 /801 PM MST Sun Aug 29 2021/

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

* WHAT...Dangerously hot conditions with temperatures of 110 to 
  115 in the Colorado River Valley including Laughlin, Bullhead 
  City and the Lake Mead National Recreation Area.

* WHERE...Portions of northwest Arizona and southern Nevada.

* WHEN...Until 8 PM PDT /8 PM MST/ Monday.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
103 
WWUS75 KVEF 301042
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
342 AM PDT Mon Aug 30 2021

CAZ522-523-NVZ016-017-020-310300-
/O.CON.KVEF.EH.W.0008.000000T0000Z-210831T0300Z/
Death Valley National Park-Western Mojave Desert-
Northeast Clark County-Western Clark and Southern Nye County-
Las Vegas Valley-
Including Furnace Creek, Stovepipe Wells, Shoshone, Barstow, 
Daggett, Fort Irwin, Mesquite, Overton, Moapa, Pahrump, 
Indian Springs, Desert Rock, Amargosa Valley, Las Vegas, 
North Las Vegas, Henderson, and Boulder City
342 AM PDT Mon Aug 30 2021

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

* WHAT...Dangerously hot conditions with temperatures of 100 to 
  105 in Desert Rock and Indian Springs...105 to 110 in Pahrump, 
  Las Vegas, and Mesquite.

* WHERE...Northeast Clark County, Western Clark and Southern Nye 
  County and the Las Vegas Valley.

* WHEN...From 10 AM this morning to 8 PM PDT Monday.

* 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.

&&

$$

AZZ036-NVZ021-310300-
/O.CON.KVEF.EH.W.0007.000000T0000Z-210831T0300Z/
Lake Mead National Recreation Area-
Including Bullhead City, Oatman, Mohave Valley, Hoover Dam, 
and Laughlin
342 AM PDT Mon Aug 30 2021 /342 AM MST Mon Aug 30 2021/

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

* WHAT...Dangerously hot conditions with temperatures of 110 to 
  115 in the Colorado River Valley including Laughlin, Bullhead 
  City and the Lake Mead National Recreation Area.

* WHERE...Portions of northwest Arizona and southern Nevada.

* WHEN...Until 8 PM PDT /8 PM MST/ Monday.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
529 
WWUS75 KVEF 310252
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
752 PM PDT Mon Aug 30 2021

CAZ522-523-NVZ016-017-020-310400-
/O.EXP.KVEF.EH.W.0008.000000T0000Z-210831T0300Z/
Death Valley National Park-Western Mojave Desert-
Northeast Clark County-Western Clark and Southern Nye County-
Las Vegas Valley-
Including Furnace Creek, Stovepipe Wells, Shoshone, Barstow, 
Daggett, Fort Irwin, Mesquite, Overton, Moapa, Pahrump, 
Indian Springs, Desert Rock, Amargosa Valley, Las Vegas, 
North Las Vegas, Henderson, and Boulder City
752 PM PDT Mon Aug 30 2021

...EXCESSIVE HEAT WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING...

High temperatures will drop several degrees Tuesday as higher
moisture levels and the threat of thunderstorms moves into
southern Nevada and far southeastern California. 

$$

AZZ036-NVZ021-310400-
/O.EXP.KVEF.EH.W.0007.000000T0000Z-210831T0300Z/
Lake Mead National Recreation Area-
Including Bullhead City, Oatman, Mohave Valley, Hoover Dam, 
and Laughlin
752 PM PDT Mon Aug 30 2021 /752 PM MST Mon Aug 30 2021/

...EXCESSIVE HEAT WARNING WILL EXPIRE AT 8 PM PDT /8 PM MST/ THIS
EVENING...

High temperatures will drop several degrees Tuesday as higher
moisture levels and the threat of thunderstorms moves into the
Colorado River valley. 

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas

Nearby

Excessive Heat Warnings in California, 2021Excessive Heat Warnings in Arizona, 2021Excessive Heat Warnings in Nevada, 2021Every excessive heat warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.