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Excessive Heat Warning


URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
321 AM PDT Sun Aug 18 2019

...Excessive Heat Warning issued for Tuesday through Thursday...

AZZ002-003-036-CAZ522-525>527-NVZ017-020>022-182300-
/O.UPG.KVEF.EH.A.0003.190820T1800Z-190823T0300Z/
/O.NEW.KVEF.EH.W.0005.190820T1800Z-190823T0300Z/
Lake Havasu and Fort Mohave-Northwest Deserts-
Lake Mead National Recreation Area-Death Valley National Park-
Morongo Basin-Cadiz Basin-San Bernardino County-
Upper Colorado River Valley-Western Clark and Southern Nye County-
Las Vegas Valley-Southern Clark County-
Including Lake Havasu City, Desert Hills, Topock,
Kingman, Golden Valley, Dolan Springs, Valentine, Wikieup, Yucca,
Bullhead City, Oatman, Mohave Valley, Furnace Creek,
Stovepipe Wells, Shoshone, Morongo Valley, Yucca Valley,
Twentynine Palms, Vidal Junction, Needles, Pahrump,
Indian Springs, Desert Rock, Amargosa Valley, Las Vegas,
North Las Vegas, Henderson, Boulder City, Hoover Dam, Laughlin,
Primm, Searchlight, and Cal-Nev-Ari
321 AM PDT Sun Aug 18 2019 /321 AM MST Sun Aug 18 2019/

...EXCESSIVE HEAT WARNING IN EFFECT FROM 11 AM PDT /11 AM MST/
TUESDAY TO 8 PM PDT /8 PM MST/ THURSDAY...

The National Weather Service in Las Vegas has issued an Excessive
Heat Warning, which is in effect from 11 AM PDT /11 AM MST/
Tuesday to 8 PM PDT /8 PM MST/ Thursday.
The Excessive Heat Watch is no longer in effect.

* TEMPERATURE...High temperatures around Las Vegas, Pahrump and
  the Morongo Basin on Tuesday will range between 105 to 110
  degrees. On Wednesday and Thursday, temperatures will range
  between 108 to 113 degrees. Temperatures in Death Valley
  National Park and in the Lower Colorado River Valley will range
  from 113 to 121 degrees.

* IMPACTS...Heat related illnesses such as heat exhaustion and
  heat stroke will be possible. People most vulnerable to heat
  illnesses include those who spend lots of time outdoors, those
  without air conditioning, young children, the elderly, and
  those with chronic ailments.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 light weight and loose fitting clothing when
possible and drink plenty of water.

Young children and pets should never be left unattended in
vehicles under any circumstances. This is especially true during
warm or hot weather when car interiors can reach lethal
temperatures in a matter of minutes.

An Excessive Heat Warning means that a prolonged period of
dangerously hot temperatures will occur...creating a dangerous
situation in which heat illnesses are likely if precautions are
not taken. Drink plenty of fluids...stay in an air-conditioned
room...stay out of the sun...and check up on relatives and
neighbors.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Phoenix AZ
214 AM MST Sun Aug 18 2019

CAZ560-182115-
/O.CON.KPSR.EH.W.0008.190821T1800Z-190822T0300Z/
Joshua Tree NP West-
Including the cities of Cottonwood Visitor and Lost Horse-Keys
Village
214 AM PDT Sun Aug 18 2019

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM TO 8 PM
PDT WEDNESDAY...

* WHERE...Western portion of Joshua Tree National Park.

* IMPACTS...Overexposure can cause heat cramps and heat
  exhaustion to develop and, without intervention, can lead to
  heat stroke.

* THREAT...High HeatRisk. Afternoon temperatures 96 to 108.

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.

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
214 AM MST Sun Aug 18 2019

AZZ530-CAZ561-568>570-182115-
/O.CON.KPSR.EH.W.0008.190820T1800Z-190822T0300Z/
Parker Valley-Joshua Tree NP East-Chiriaco Summit-
Palo Verde Valley-Chuckwalla Valley-
Including the cities of Parker, Ehrenberg, Chiriaco Summit,
Martinez Lake, Blythe, Palo Verde, Ripley, and Midland
214 AM MST Sun Aug 18 2019 /214 AM PDT Sun Aug 18 2019/

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM MST /11 AM
PDT/ TUESDAY TO 8 PM MST /8 PM PDT/ WEDNESDAY...

* WHERE...In Arizona, Parker Valley. In California, Palo Verde
  Valley, Chiriaco Summit, Eastern portion of Joshua Tree
  National Park and Chuckwalla Valley.

* IMPACTS...Overexposure can cause heat cramps and heat
  exhaustion to develop and, without intervention, can lead to
  heat stroke.

* THREAT...High HeatRisk. Afternoon temperatures 103 to 119.
  Overnight lows in the lower 80s.

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.

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
214 AM MST Sun Aug 18 2019

CAZ562>567-182115-
/O.CON.KPSR.EH.W.0008.190820T1800Z-190822T0300Z/
Imperial County Southwest-Salton Sea-Chuckwalla Mountains-
Imperial County Southeast-Imperial County West-Imperial Valley-
Including the cities of Desert Shores,
Imperial Hot Mineral Springs, Winterhaven, Coolidge Springs,
Salton City, Winona, Coyote Wells, Ocotillo, Plaster City,
El Centro, Calexico, Alamorio, and Brawley
214 AM PDT Sun Aug 18 2019

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM TUESDAY TO
8 PM PDT WEDNESDAY...

* WHERE...Portions of southeast California.

* IMPACTS...Overexposure can cause heat cramps and heat
  exhaustion to develop and, without intervention, can lead to
  heat stroke.

* THREAT...High HeatRisk. Afternoon temperatures 104 to 121.
  Overnight lows in the mid 80s.

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.

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.

&&

$$


Excessive Heat Watch


URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
324 AM PDT Sun Aug 18 2019

CAZ060-182100-
/O.CON.KSGX.EH.A.0003.190820T1800Z-190823T0300Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
324 AM PDT Sun Aug 18 2019

...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH THURSDAY EVENING...

* Temperature...Highs 98 to 108, hottest Wednesday and Thursday.

* Impacts...Overexposure to the heat can cause heat cramps and
  heat exhaustion to develop and, without intervention, can lead
  to heat stroke. Do not leave children or pets in parked
  vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

An Excessive Heat Watch means that a prolonged period of heat is
expected. Excessive heat can create a dangerous situation in
which heat illnesses are possible. Drink plenty of fluids...
frequent air-conditioned spaces...stay out of the midday sun...
and check up on relatives and neighbors.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
324 AM PDT Sun Aug 18 2019

CAZ061-062-065-182100-
/O.CON.KSGX.EH.A.0003.190820T1800Z-190823T0300Z/
Coachella Valley-San Diego County Deserts-
San Gorgonio Pass Near Banning-
Including the cities of Indio, Palm Springs, Cathedral City,
Palm Desert, Palm Desert Country, La Quinta, Coachella,
Borrego Springs, Banning, and Desert Hot Springs
324 AM PDT Sun Aug 18 2019

...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH THURSDAY EVENING...

* Temperature...Highs 112 to 118, hottest on Wednesday.

* Impacts...Overexposure to the heat can cause heat cramps and
  heat exhaustion to develop and, without intervention, can lead
  to heat stroke. Do not leave children or pets in parked
  vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

An Excessive Heat Watch means that a prolonged period of heat is
expected. Excessive heat can create a dangerous situation in
which heat illnesses are possible. Drink plenty of fluids...
frequent air-conditioned spaces...stay out of the midday sun...
and check up on relatives and neighbors.

&&

$$
Gregoria

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
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