Alert archive / California / Wind Advisories in 2018

Wind Advisory 32, NWS Las Vegas, NV

October 13, 2018San Bernardino County, California; Mohave County, Arizona; Clark County, Nevada

NWS Las Vegas, NV issued this wind advisory at Oct 13, 2018, 2:40 PM PDT for San Bernardino County, California; Mohave County, Arizona; Clark County, Nevada. It took effect at Oct 14, 2018, 11:00 AM PDT. It was in force for 33 hr.

The area

The counties it named.

The facts

Issued
Oct 13, 2018, 2:40 PM PDT (21:40 UTC)
In effect from
Oct 14, 2018, 11:00 AM PDT
Expired
Oct 15, 2018, 8:00 PM PDT
In force
33 hr
Issued by
NWS Las Vegas, NV

Counties Mohave County, AZ, San Bernardino County, CA, Clark County, NV

The radar

The Las Vegas radar (KESX), 15 km from the middle of the area, began a volume at 21:44 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 12:00Z, 9.7 hours before the alert went out and 101 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 12:00Z on 2018-10-13Temperature 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 12:00Z on 2018-10-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -45 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
2266 m above ground
0-6 km bulk shear
2 kt
0-1 km storm-relative helicity
-45 m²/s²
0-3 km storm-relative helicity
42 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

796 
WWUS75 KVEF 132140
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
240 PM PDT Sat Oct 13 2018

AZZ001-CAZ520-NVZ014-015-141100-
/O.CON.KVEF.FZ.W.0001.181015T0900Z-181015T1600Z/
Northwest Plateau-Owens Valley-Esmeralda and Central Nye County-
Lincoln County-
Including Colorado City, 
Pipe Spring National Monument, Tuweep, Mt Trumbell, 
Western Grand Canyon, Bishop, Independence, Lone Pine, Olancha, 
Beatty, Goldfield, Silver Peak, Dyer, Caliente, Pioche, Panaca, 
Hiko, Alamo, and Rachel
240 PM PDT Sat Oct 13 2018 /240 PM MST Sat Oct 13 2018/

...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM PDT /2 AM MST/ TO
9 AM PDT /9 AM MST/ MONDAY...

* TEMPERATURE...First sub-freezing temperatures of the Fall 
  Season. Lows Monday morning between 26 and 31 degrees. 

* IMPACTS...Below freezing temperatures will impact sensitive 
  vegetation and exposed pipes. Take proper precautions by 
  covering plants and wrapping exposed pipes with foam 
  insulation. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freeze Warning means sub-freezing temperatures are imminent or
highly likely. These conditions will kill crops and other
sensitive vegetation. Bring pets indoors to protect them from the
cold. Steps should be taken to protect exposed outdoor water
pipes

&&

$$

AZZ002-036-CAZ524-526-527-NVZ016-021-022-141100-
/O.NEW.KVEF.WI.Y.0032.181014T1800Z-181016T0300Z/
Lake Havasu and Fort Mohave-Lake Mead National Recreation Area-
Eastern Mojave Desert-Cadiz Basin-San Bernardino County-
Upper Colorado River Valley-Northeast Clark County-
Southern Clark County-
Including Lake Havasu City, Desert Hills, Topock, 
Bullhead City, Oatman, Mohave Valley, Baker, Mountain Pass, 
Mitchell Caverns, Vidal Junction, Needles, Mesquite, Overton, 
Moapa, Hoover Dam, Laughlin, Primm, .Searchlight, and Cal-Nev-Ari
240 PM PDT Sat Oct 13 2018 /240 PM MST Sat Oct 13 2018/

...WIND ADVISORY IN EFFECT FROM 11 AM PDT /11 AM MST/ SUNDAY TO
8 PM PDT /8 PM MST/ MONDAY...

The National Weather Service in Las Vegas has issued a Wind
Advisory, which is in effect from 11 AM PDT /11 AM MST/ Sunday to
8 PM PDT /8 PM MST/ Monday. 

* TIMING...North winds will increase late Sunday morning, peak in
  intensity Sunday night and Monday before weakening Monday
  evening. 

* WINDS...Sustained north wind 20 to 35 mph, gusts 45 to 50 mph.

* IMPACTS...Strong winds in excess of 30 MPH will create dangerous
  boating conditions on area lakes during the advisory period.
  These winds will create very choppy waters and generate large
  waves which could capsize or swamp small craft. For your
  personal safety...operators of small craft are urged to postpone
  their outings until the winds subside. If you do venture out
  onto the lakes...avoid the open water and stay close to shore or
  in protected coves and inlets.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorcycle riders and drivers of vans...campers...trailers and 
any other high profile vehicle should be alert to the danger of 
these strong winds.

&&

$$
6 follow-up statements
171 
WWUS75 KVEF 140921
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
221 AM PDT Sun Oct 14 2018

AZZ001-CAZ520-NVZ014-015-141900-
/O.CON.KVEF.FZ.W.0001.181015T0900Z-181015T1600Z/
Northwest Plateau-Owens Valley-Esmeralda and Central Nye County-
Lincoln County-
Including the cities of Colorado City, 
Pipe Spring National Monument, Tuweep, Mt Trumbell, 
Western Grand Canyon, Bishop, Independence, Lone Pine, Olancha, 
Beatty, Goldfield, Silver Peak, Dyer, Caliente, Pioche, Panaca, 
Hiko, Alamo, and Rachel
221 AM PDT Sun Oct 14 2018 /221 AM MST Sun Oct 14 2018/

...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM PDT /2 AM MST/ TO
9 AM PDT /9 AM MST/ MONDAY...

* TEMPERATURE...First sub-freezing temperatures of the Fall 
  Season. Lows Monday morning between 26 and 31 degrees.

* IMPACTS...Freezing temperatures could kill sensitive 
  vegetation and damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freeze Warning means sub-freezing temperatures are imminent or
highly likely. These conditions will kill crops and other
sensitive vegetation. Bring pets indoors to protect them from the
cold. Steps should be taken to protect exposed outdoor water
pipes

&&

$$

AZZ002-036-CAZ524-526-527-NVZ016-021-022-141900-
/O.CON.KVEF.WI.Y.0032.181014T1800Z-181016T0300Z/
Lake Havasu and Fort Mohave-Lake Mead National Recreation Area-
Eastern Mojave Desert-Cadiz Basin-San Bernardino County-
Upper Colorado River Valley-Northeast Clark County-
Southern Clark County-
Including the cities of Lake Havasu City, Desert Hills, Topock, 
Bullhead City, Oatman, Mohave Valley, Baker, Mountain Pass, 
Mitchell Caverns, Vidal Junction, Needles, Mesquite, Overton, 
Moapa, Hoover Dam, Laughlin, Primm, .Searchlight, and Cal-Nev-Ari
221 AM PDT Sun Oct 14 2018 /221 AM MST Sun Oct 14 2018/

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM PDT /11 AM MST/
THIS MORNING TO 8 PM PDT /8 PM MST/ MONDAY...

* TIMING...North winds will increase late this morning, peak in
  intensity tonight and Monday before weakening Monday evening.

* WINDS...North 20 to 30 mph with gusts up to 45 mph.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorcycle riders and drivers of vans...campers...trailers and
any other high profile vehicle should be alert to the danger of
these strong winds.

&&

$$
939 
WWUS75 KVEF 141719
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
1019 AM PDT Sun Oct 14 2018

AZZ001-CAZ520-NVZ014-015-150300-
/O.CON.KVEF.FZ.W.0001.181015T0900Z-181015T1600Z/
Northwest Plateau-Owens Valley-Esmeralda and Central Nye County-
Lincoln County-
Including Colorado City, 
Pipe Spring National Monument, Tuweep, Mt Trumbell, 
Western Grand Canyon, Bishop, Independence, Lone Pine, Olancha, 
Beatty, Goldfield, Silver Peak, Dyer, Caliente, Pioche, Panaca, 
Hiko, Alamo, and Rachel
1019 AM PDT Sun Oct 14 2018 /1019 AM MST Sun Oct 14 2018/

...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM PDT /2 AM MST/ TO
9 AM PDT /9 AM MST/ MONDAY...

* TEMPERATURE...First sub-freezing temperatures of the Fall 
  Season. Lows Monday morning between 26 and 31 degrees. 

* IMPACTS...Freezing temperatures could kill sensitive 
  vegetation and damage unprotected outdoor plumbing. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freeze Warning means sub-freezing temperatures are imminent or
highly likely. These conditions will kill crops and other
sensitive vegetation. Bring pets indoors to protect them from the
cold. Steps should be taken to protect exposed outdoor water
pipes

&&

$$

AZZ002-036-CAZ524-526-527-NVZ016-021-022-150300-
/O.CON.KVEF.WI.Y.0032.181014T1800Z-181016T0300Z/
Lake Havasu and Fort Mohave-Lake Mead National Recreation Area-
Eastern Mojave Desert-Cadiz Basin-San Bernardino County-
Upper Colorado River Valley-Northeast Clark County-
Southern Clark County-
Including Lake Havasu City, Desert Hills, Topock, 
Bullhead City, Oatman, Mohave Valley, Baker, Mountain Pass, 
Mitchell Caverns, Vidal Junction, Needles, Mesquite, Overton, 
Moapa, Hoover Dam, Laughlin, Primm, .Searchlight, and Cal-Nev-Ari
1019 AM PDT Sun Oct 14 2018 /1019 AM MST Sun Oct 14 2018/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/
MONDAY...

* TIMING...North winds will continue to increase through the day,
  peak in intensity tonight and Monday before weakening Monday 
  evening.
  

* WINDS...North 25 to 35 mph with gusts up to 50 mph.

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

* IMPACTS...Strong winds in excess of 30 MPH will create dangerous
  boating conditions on area lakes during the advisory period.
  These winds will create very choppy waters and generate large
  waves which could capsize or swamp small craft. For your
  personal safety...operators of small craft are urged to postpone
  their outings until the winds subside. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorcycle riders and drivers of vans...campers...trailers and
any other high profile vehicle should be alert to the danger of
these strong winds.

&&

$$
244 
WWUS75 KVEF 150259
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
759 PM PDT Sun Oct 14 2018

AZZ001-CAZ520-NVZ014-015-151000-
/O.CON.KVEF.FZ.W.0001.181015T0900Z-181015T1600Z/
Northwest Plateau-Owens Valley-Esmeralda and Central Nye County-
Lincoln County-
Including Colorado City, 
Pipe Spring National Monument, Tuweep, Mt Trumbell, 
Western Grand Canyon, Bishop, Independence, Lone Pine, Olancha, 
Beatty, Goldfield, Silver Peak, Dyer, Caliente, Pioche, Panaca, 
Hiko, Alamo, and Rachel
759 PM PDT Sun Oct 14 2018 /759 PM MST Sun Oct 14 2018/

...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM PDT /2 AM MST/ TO
9 AM PDT /9 AM MST/ MONDAY...

* TEMPERATURE...First sub-freezing temperatures of the Fall 
  Season. Lows Monday morning between 26 and 31 degrees. 

* IMPACTS...Freezing temperatures could kill sensitive 
  vegetation and damage unprotected outdoor plumbing. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Bring pets indoors to protect them from the cold. Steps should be
taken to protect exposed outdoor water pipes and sensitive plants.

&&

$$

AZZ002-036-CAZ524-526-527-NVZ016-021-022-151000-
/O.CON.KVEF.WI.Y.0032.000000T0000Z-181016T0300Z/
Lake Havasu and Fort Mohave-Lake Mead National Recreation Area-
Eastern Mojave Desert-Cadiz Basin-San Bernardino County-
Upper Colorado River Valley-Northeast Clark County-
Southern Clark County-
Including Lake Havasu City, Desert Hills, Topock, 
Bullhead City, Oatman, Mohave Valley, Baker, Mountain Pass, 
Mitchell Caverns, Vidal Junction, Needles, Mesquite, Overton, 
Moapa, Hoover Dam, Laughlin, Primm, .Searchlight, and Cal-Nev-Ari
759 PM PDT Sun Oct 14 2018 /759 PM MST Sun Oct 14 2018/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/
MONDAY...

* TIMING...North winds will increase tonight and peak from mid
  morning Monday through the afternoon before weakening Monday
  evening.

* WINDS...North 25 to 35 mph with gusts up to 50 mph.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.
  Dangerous boating conditions can be expected on area lakes
  during the advisory period. These winds will create very choppy
  waters and generate large waves which could capsize or swamp
  small craft.

PRECAUTIONARY/PREPAREDNESS  ACTIONS...

Motorcycle riders and drivers of vans...campers...trailers and
any other high profile vehicle should be alert to the danger of
these strong winds.

Operators of small craft are urged to postpone their outings on
area lakes until the winds subside. 

&&

$$
129 
WWUS75 KVEF 150954
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
254 AM PDT Mon Oct 15 2018

AZZ001-CAZ520-NVZ014-015-151600-
/O.CON.KVEF.FZ.W.0001.000000T0000Z-181015T1600Z/
Northwest Plateau-Owens Valley-Esmeralda and Central Nye County-
Lincoln County-
Including Colorado City, 
Pipe Spring National Monument, Tuweep, Mt Trumbell, 
Western Grand Canyon, Bishop, Independence, Lone Pine, Olancha, 
Beatty, Goldfield, Silver Peak, Dyer, Caliente, Pioche, Panaca, 
Hiko, Alamo, and Rachel
254 AM PDT Mon Oct 15 2018 /254 AM MST Mon Oct 15 2018/

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM PDT /9 AM MST/
THIS MORNING...

* TEMPERATURE...First sub-freezing temperatures of the Fall 
  Season. Lows Monday morning between 26 and 31 degrees. 

* IMPACTS...Freezing temperatures could kill sensitive 
  vegetation and damage unprotected outdoor plumbing. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Bring pets indoors to protect them from the cold. Steps should be
taken to protect exposed outdoor water pipes and sensitive
plants.

&&

$$

AZZ002-036-CAZ524-526-527-NVZ016-021-022-151700-
/O.CON.KVEF.WI.Y.0032.000000T0000Z-181016T0300Z/
Lake Havasu and Fort Mohave-Lake Mead National Recreation Area-
Eastern Mojave Desert-Cadiz Basin-San Bernardino County-
Upper Colorado River Valley-Northeast Clark County-
Southern Clark County-
Including Lake Havasu City, Desert Hills, Topock, 
Bullhead City, Oatman, Mohave Valley, Baker, Mountain Pass, 
Mitchell Caverns, Vidal Junction, Needles, Mesquite, Overton, 
Moapa, Hoover Dam, Laughlin, Primm, .Searchlight, and Cal-Nev-Ari
254 AM PDT Mon Oct 15 2018 /254 AM MST Mon Oct 15 2018/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/ THIS
EVENING...

* TIMING...North winds will continue to increase and peak from mid
  morning through the afternoon before weakening this evening.
 
* WINDS...North 25 to 35 mph with gusts up to 50 mph.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree 
  limbs could be blown down and a few power outages may result. 
  Dangerous boating conditions can be expected on area lakes 
  during the advisory period. These winds will create very 
  choppy waters and generate large waves which could capsize or 
  swamp small craft. 

PRECAUTIONARY/PREPAREDNESS  ACTIONS...

Motorcycle riders and drivers of vans...campers...trailers and
any other high profile vehicle should be alert to the danger of
these strong winds.

Operators of small craft are urged to postpone their outings on
area lakes until the winds subside.

&&

$$
469 
WWUS75 KVEF 151545
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
845 AM PDT Mon Oct 15 2018

AZZ001-CAZ520-NVZ014-015-151645-
/O.EXP.KVEF.FZ.W.0001.000000T0000Z-181015T1600Z/
Northwest Plateau-Owens Valley-Esmeralda and Central Nye County-
Lincoln County-
Including Colorado City, 
Pipe Spring National Monument, Tuweep, Mt Trumbell, 
Western Grand Canyon, Bishop, Independence, Lone Pine, Olancha, 
Beatty, Goldfield, Silver Peak, Dyer, Caliente, Pioche, Panaca, 
Hiko, Alamo, and Rachel
845 AM PDT Mon Oct 15 2018 /845 AM MST Mon Oct 15 2018/

...FREEZE WARNING WILL EXPIRE AT 9 AM PDT /9 AM MST/ THIS
MORNING...

Temperatures that dipped below freezing earlier this morning have
rebounded above 32 degrees already. The freeze warning will be
allowed to expire at 9 am PDT.

Some lows from this morning...

Bishop, CA          30 degrees
Dyer, NV            25 degrees
Goldfield, NV       26 degrees
Rachel, NV          21 degrees
Pioche, NV          28 degrees
Caliente, NV        28 degrees 


$$

AZZ002-036-CAZ524-526-527-NVZ016-021-022-160300-
/O.CON.KVEF.WI.Y.0032.000000T0000Z-181016T0300Z/
Lake Havasu and Fort Mohave-Lake Mead National Recreation Area-
Eastern Mojave Desert-Cadiz Basin-San Bernardino County-
Upper Colorado River Valley-Northeast Clark County-
Southern Clark County-
Including Lake Havasu City, Desert Hills, Topock, 
Bullhead City, Oatman, Mohave Valley, Baker, Mountain Pass, 
Mitchell Caverns, Vidal Junction, Needles, Mesquite, Overton, 
Moapa, Hoover Dam, Laughlin, Primm, .Searchlight, and Cal-Nev-Ari
845 AM PDT Mon Oct 15 2018 /845 AM MST Mon Oct 15 2018/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/ THIS
EVENING...

* TIMING...North winds will peak between this morning and this  
  afternoon before weakening this evening. 

* WINDS...North 25 to 35 mph with gusts up to 50 mph.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree 
  limbs could be blown down and a few power outages may result. 
  Dangerous boating conditions can be expected on area lakes 
  during the advisory period. These winds will create very 
  choppy waters and generate large waves which could capsize or 
  swamp small craft. 

PRECAUTIONARY/PREPAREDNESS  ACTIONS...

Motorcycle riders and drivers of vans...campers...trailers and
any other high profile vehicle should be alert to the danger of
these strong winds.

Operators of small craft are urged to postpone their outings on
area lakes until the winds subside.

&&

$$
073 
WWUS75 KVEF 160259
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
759 PM PDT Mon Oct 15 2018

AZZ002-036-CAZ524-526-527-NVZ016-021-022-160400-
/O.EXP.KVEF.WI.Y.0032.000000T0000Z-181016T0300Z/
Lake Havasu and Fort Mohave-Lake Mead National Recreation Area-
Eastern Mojave Desert-Cadiz Basin-San Bernardino County-
Upper Colorado River Valley-Northeast Clark County-
Southern Clark County-
Including Lake Havasu City, Desert Hills, Topock, 
Bullhead City, Oatman, Mohave Valley, Baker, Mountain Pass, 
Mitchell Caverns, Vidal Junction, Needles, Mesquite, Overton, 
Moapa, Hoover Dam, Laughlin, Primm, .Searchlight, and Cal-Nev-Ari
759 PM PDT Mon Oct 15 2018 /759 PM MST Mon Oct 15 2018/

...WIND ADVISORY WILL EXPIRE AT 8 PM PDT /8 PM MST/ THIS
EVENING...

Winds were decreasing along the Colorado River Valley this
evening, but north winds of 15 to 25 mph will persist overnight
through early Tuesday morning.

$$

The office that day

Everything else NWS Las Vegas, NV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 13, 12:15 AM PDTFlash Flood WarningVEFSan Bernardino4 hr
Oct 13, 1:10 AM PDTFreeze WarningVEF56 hr
Oct 13, 1:27 AM PDTAreal Flood AdvisoryVEFSan Bernardino3 hr
Oct 13, 2:37 AM PDTFlash Flood WatchVEFSan Bernardino12 hr
Oct 13, 2:52 AM PDTAreal Flood AdvisoryVEFSan Bernardino5 hr
Oct 13, 4:13 AM PDTAreal Flood AdvisoryVEFSan Bernardino6 hr
Oct 13, 4:26 AM PDTFlash Flood WarningVEFSan Bernardino5 hr
Oct 13, 5:46 AM PDTAreal Flood AdvisoryVEFSan Bernardino3 hr
Oct 13, 6:00 AM PDTFlash Flood WarningVEFSan Bernardino3 hr
Oct 13, 8:14 AM PDTAreal Flood AdvisoryVEFSan Bernardino3 hr
Oct 13, 9:13 AM PDTAreal Flood AdvisoryVEFMohave2 hr

Nearby

Wind Advisories in California, 2018Wind Advisories in Arizona, 2018Wind Advisories in Nevada, 2018Every wind advisory in 2018

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.