Alert archive / Arizona / Freeze Warnings in 2021

Freeze Warning 3, NWS Las Vegas, NV

October 12, 2021Mohave County, Arizona; Lincoln County, Nevada

NWS Las Vegas, NV issued this freeze warning at Oct 12, 2021, 12:50 AM MST for Mohave County, Arizona; Lincoln County, Nevada. It was in force for 31 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Oct 12, 2021, 12:50 AM MST (07:50 UTC)
Expired
Oct 13, 2021, 8:00 AM MST
In force
31 hr
Issued by
NWS Las Vegas, NV

Counties Mohave County, AZ, Lincoln County, NV

The radar

The Las Vegas radar (KESX), 120 km from the middle of the area, began a volume at 07:52 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.

The nearest sounding before it

Las Vegas, NV (KVEF), launched 00:00Z, 7.8 hours before the alert went out and 114 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 2021-10-12Temperature 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 2021-10-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -32 square meters per square second.19395878Sfc1 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
3404 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
-32 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

579 
WWUS75 KVEF 120750
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
1250 AM PDT Tue Oct 12 2021

NVZ015-122000-
/O.NEW.KVEF.FZ.W.0003.211012T0750Z-211013T1500Z/
/O.CON.KVEF.WI.Y.0029.000000T0000Z-211012T1200Z/
Lincoln County-
Including Caliente, Pioche, Panaca, Hiko, Alamo, and Rachel
1250 AM PDT Tue Oct 12 2021

...FREEZE WARNING IN EFFECT UNTIL 8 AM PDT WEDNESDAY...
...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT EARLY THIS
MORNING...

* WHAT...For the Freeze Warning, sub-freezing morning low
  temperatures of 28 to 22 both Tuesday and Wednesday mornings. 
  For the Wind Advisory, north winds 20 to 30 mph with gusts up to
  50 mph.

* WHERE...Lincoln County.

* WHEN...For the Freeze Warning, until 8 AM PDT Wednesday. For 
  the Wind Advisory, until 5 AM PDT early this morning.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result. Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

AZZ001-122000-
/O.NEW.KVEF.FZ.W.0003.211012T0750Z-211013T1500Z/
Northwest Plateau-
Including Colorado City, Pipe Spring National Monument, Tuweep, 
Mt Trumbull, and Western Grand Canyon
1250 AM MST Tue Oct 12 2021

...FREEZE WARNING IN EFFECT UNTIL 8 AM MST WEDNESDAY...

* WHAT...Sub-freezing morning low temperatures of 25 to 30
  degrees.

* WHERE...Northwest Plateau.

* WHEN...through 8 am Wednesday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

NVZ014-017-122000-
/O.EXB.KVEF.WI.Y.0029.211012T1200Z-211013T0000Z/
/O.CON.KVEF.HW.W.0006.000000T0000Z-211012T1200Z/
Esmeralda and Central Nye County-
Western Clark and Southern Nye County-
Including Beatty, Goldfield, Silver Peak, Dyer, Pahrump, 
Indian Springs, Desert Rock, and Amargosa Valley
1250 AM PDT Tue Oct 12 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM PDT EARLY THIS
MORNING...
...WIND ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING TO 5 PM
PDT THIS AFTERNOON...

* WHAT...Wind gusts to 55 mph.

* WHERE...Esmeralda and Central Nye County and Western Clark and 
  Southern Nye County.

* WHEN...through 5 PM Tuesdsay. 

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...In addition to the strong wind gusts, 
  areas of blowing dust may result in reduced visibility and 
  poor air quality on Monday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ523>525-121200-
/O.CON.KVEF.HW.W.0006.000000T0000Z-211012T1200Z/
Western Mojave Desert-Eastern Mojave Desert-Morongo Basin-
Including Barstow, Daggett, Fort Irwin, Baker, Mountain Pass, 
Mitchell Caverns, Morongo Valley, Yucca Valley, 
and Twentynine Palms
1250 AM PDT Tue Oct 12 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM PDT EARLY THIS
MORNING...

* WHAT...Northwest winds gusting to 55 mph.

* WHERE...Morongo Basin, Eastern Mojave Desert and Western 
  Mojave Desert.

* WHEN...Until 5 AM PDT Tuesday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

* ADDITIONAL DETAILS...In addition to the strong wind gusts, 
  areas of blowing dust will result in areas of near zero 
  visibility and poor air quality.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

NVZ016-019-020-022-121200-
/O.CON.KVEF.HW.W.0006.000000T0000Z-211012T1200Z/
Northeast Clark County-Spring Mountains-Red Rock Canyon-
Las Vegas Valley-Southern Clark County-
Including Mesquite, Overton, Moapa, The Town Of Mt Charleston, 
Red Rock Canyon, Las Vegas, North Las Vegas, Henderson, 
Boulder City, Primm, Searchlight, and Cal-Nev-Ari
1250 AM PDT Tue Oct 12 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM PDT EARLY THIS
MORNING...

* WHAT...Northwest winds gusting to 55 mph. Strongest winds
  through 5 am will be in the Northwest Las Vegas Valley and near
  the Spring Mountains.

* WHERE...Southern Clark County, Las Vegas Valley, Spring 
  Mountains-Red Rock Canyon and Northeast Clark County.

* WHEN...Until 5 AM PDT Tuesday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ519>522-121200-
/O.CON.KVEF.HW.W.0006.000000T0000Z-211012T1200Z/
Eastern Sierra Slopes-Owens Valley-White Mountains of Inyo County-
Death Valley National Park-
Including Aspendell, Whitney Portal, Bishop, Independence, 
Lone Pine, Olancha, Westgard Pass, Bristlecone Pine, 
Furnace Creek, Stovepipe Wells, and Shoshone
1250 AM PDT Tue Oct 12 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM PDT EARLY THIS
MORNING...

* WHAT...Northwest winds 30 to 40 mph with gusts up to 55 mph. 
  Winds will gradually diminish overnight.

* WHERE...Portions of south central and southern Nevada and 
  southeast California.

* WHEN...Until 5 AM PDT Tuesday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult on US-95 between Las Vegas and Tonopah, especially 
  for high profile vehicles. A period of west downslope winds 
  along US 395 in the southern Owens Valley will create 
  hazardous crosswinds, especially for high profile vehicles.

* ADDITIONAL DETAILS...In addition to the strong wind gusts, 
  areas of blowing dust will result in pockets of near zero 
  visibility and poor air quality.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

NVZ018-121200-
/O.CON.KVEF.WI.Y.0029.000000T0000Z-211012T1200Z/
Sheep Range-
Including Hayford Pk
1250 AM PDT Tue Oct 12 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT EARLY THIS
MORNING...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 55 mph. 
  Winds gradually diminishing overnight.

* WHERE...Sheep Range and Lincoln County.

* WHEN...Until 5 AM PDT Tuesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...In addition to the strong wind gusts, 
  areas of blowing dust may result in reduced visibility and 
  poor air quality on Monday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
4 follow-up statements
889 
WWUS75 KVEF 121136
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
436 AM PDT Tue Oct 12 2021

NVZ014-017-130000-
/O.EXP.KVEF.HW.W.0006.000000T0000Z-211012T1200Z/
/O.CON.KVEF.WI.Y.0029.211012T1200Z-211013T0000Z/
Esmeralda and Central Nye County-
Western Clark and Southern Nye County-
Including Beatty, Goldfield, Silver Peak, Dyer, Pahrump, 
Indian Springs, Desert Rock, and Amargosa Valley
436 AM PDT Tue Oct 12 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THIS
AFTERNOON...
...HIGH WIND WARNING WILL EXPIRE AT 5 AM PDT THIS MORNING...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...Esmeralda and Central Nye County and far Western Clark 
  and Southern Nye County.

* WHEN...Through 5 PM Tuesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

CAZ523>525-121245-
/O.EXP.KVEF.HW.W.0006.000000T0000Z-211012T1200Z/
Western Mojave Desert-Eastern Mojave Desert-Morongo Basin-
Including Barstow, Daggett, Fort Irwin, Baker, Mountain Pass, 
Mitchell Caverns, Morongo Valley, Yucca Valley, 
and Twentynine Palms
436 AM PDT Tue Oct 12 2021

...HIGH WIND WARNING WILL EXPIRE AT 5 AM PDT EARLY THIS MORNING...

Winds have decreased overnight and the High Wind Warning will be
allowed to expire.

$$

NVZ016-019-020-022-121245-
/O.EXP.KVEF.HW.W.0006.000000T0000Z-211012T1200Z/
Northeast Clark County-Spring Mountains-Red Rock Canyon-
Las Vegas Valley-Southern Clark County-
Including Mesquite, Overton, Moapa, The Town Of Mt Charleston, 
Red Rock Canyon, Las Vegas, North Las Vegas, Henderson, 
Boulder City, Primm, Searchlight, and Cal-Nev-Ari
436 AM PDT Tue Oct 12 2021

...HIGH WIND WARNING WILL EXPIRE AT 5 AM PDT EARLY THIS MORNING...

While localized gusts to around 40 mph will remain possible
through the morning hours, winds will continue to wane through
the day. The High Wind Warning will be allowed to expire.

$$

CAZ519>522-121245-
/O.EXP.KVEF.HW.W.0006.000000T0000Z-211012T1200Z/
Eastern Sierra Slopes-Owens Valley-White Mountains of Inyo County-
Death Valley National Park-
Including Aspendell, Whitney Portal, Bishop, Independence, 
Lone Pine, Olancha, Westgard Pass, Bristlecone Pine, 
Furnace Creek, Stovepipe Wells, and Shoshone
436 AM PDT Tue Oct 12 2021

...HIGH WIND WARNING WILL EXPIRE AT 5 AM PDT EARLY THIS MORNING...

Winds have decreased overnight and the High Wind Warning will be
allowed to expire.

$$

NVZ015-130000-
/O.EXP.KVEF.WI.Y.0029.000000T0000Z-211012T1200Z/
/O.CON.KVEF.FZ.W.0003.000000T0000Z-211013T1500Z/
Lincoln County-
Including Caliente, Pioche, Panaca, Hiko, Alamo, and Rachel
436 AM PDT Tue Oct 12 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM PDT WEDNESDAY...
...WIND ADVISORY WILL EXPIRE AT 5 AM PDT THIS MORNING...

* WHAT...Sub-freezing temperatures 22 to 28 degrees.

* WHERE...Lincoln County.

* WHEN...For the Freeze Warning, until 8 AM PDT Wednesday. For 
  the Wind Advisory, until 5 AM PDT early this morning.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

NVZ018-121245-
/O.EXP.KVEF.WI.Y.0029.000000T0000Z-211012T1200Z/
Sheep Range-
Including Hayford Pk
436 AM PDT Tue Oct 12 2021

...WIND ADVISORY WILL EXPIRE AT 5 AM PDT EARLY THIS MORNING...

Winds have decreased overnight and the Wind Advisory will be 
allowed to expire..

$$

AZZ001-130000-
/O.CON.KVEF.FZ.W.0003.000000T0000Z-211013T1500Z/
Northwest Plateau-
Including Colorado City, Pipe Spring National Monument, Tuweep, 
Mt Trumbull, and Western Grand Canyon
436 AM MST Tue Oct 12 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM MST WEDNESDAY...

* WHAT...Sub-freezing morning low temperatures of 25 to 30 
  degrees.

* WHERE...Northwest Plateau.

* WHEN...Through 8 am Wednesday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
390 
WWUS75 KVEF 122103
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
203 PM PDT Tue Oct 12 2021

NVZ014-017-122215-
/O.CAN.KVEF.WI.Y.0029.000000T0000Z-211013T0000Z/
Esmeralda and Central Nye County-
Western Clark and Southern Nye County-
Including Beatty, Goldfield, Silver Peak, Dyer, Pahrump, 
Indian Springs, Desert Rock, and Amargosa Valley
203 PM PDT Tue Oct 12 2021

...WIND ADVISORY IS CANCELLED...

Wind gusts have fallen below 40 mph and they will continue to
weaken heading into this evening. The wind advisory has been 
cancelled.

$$

AZZ001-NVZ015-131230-
/O.CON.KVEF.FZ.W.0003.000000T0000Z-211013T1500Z/
Northwest Plateau-Lincoln County-
Including Colorado City, Pipe Spring National Monument, Tuweep, 
Mt Trumbull, Western Grand Canyon, Caliente, Pioche, Panaca, 
Hiko, Alamo, and Rachel
203 PM PDT Tue Oct 12 2021 /203 PM MST Tue Oct 12 2021/

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM PDT /8 AM MST/
WEDNESDAY...

* WHAT...Sub-freezing temperatures 22 to 28 degrees.

* WHERE...In Arizona, Northwest Plateau. In Nevada, Lincoln 
  County.

* WHEN...Until 8 AM PDT /8 AM MST/ Wednesday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
917 
WWUS75 KVEF 131233
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
533 AM PDT Wed Oct 13 2021

AZZ001-NVZ015-131500-
/O.CON.KVEF.FZ.W.0003.000000T0000Z-211013T1500Z/
Northwest Plateau-Lincoln County-
Including Colorado City, Pipe Spring National Monument, Tuweep, 
Mt Trumbull, Western Grand Canyon, Caliente, Pioche, Panaca, 
Hiko, Alamo, and Rachel
533 AM PDT Wed Oct 13 2021 /533 AM MST Wed Oct 13 2021/

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM PDT /8 AM MST/
THIS MORNING...

* WHAT...Sub-freezing temperatures 22 to 28 degrees.

* WHERE...In Arizona, Northwest Plateau. In Nevada, Lincoln 
  County.

* WHEN...Until 8 AM PDT /8 AM MST/ Wednesday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/lasvegas
569 
WWUS75 KVEF 131449
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
Issued by National Weather Service Flagstaff AZ
749 AM PDT Wed Oct 13 2021

AZZ001-NVZ015-131600-
/O.EXP.KVEF.FZ.W.0003.000000T0000Z-211013T1500Z/
Northwest Plateau-Lincoln County-
Including Colorado City, Pipe Spring National Monument, Tuweep, 
Mt Trumbull, Western Grand Canyon, Caliente, Pioche, Panaca, 
Hiko, Alamo, and Rachel
749 AM PDT Wed Oct 13 2021 /749 AM MST Wed Oct 13 2021/

...FREEZE WARNING WILL EXPIRE AT 8 AM PDT /8 AM MST/ THIS
MORNING...

The Freeze Warning for far northern Mohave County in Arizona and 
much of Lincoln County in Nevada will be allowed to expire this 
morning as temperatures continue to increase through the next few 
hours. Some of these same areas are expected to again reach near 
or a few degrees below freezing tonight. Continue to be aware of 
these conditions for any outside plants and water sources.


$$

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

Nearby

Freeze Warnings in Arizona, 2021Freeze Warnings in Nevada, 2021Every freeze 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.