Alert archive / Arizona / Wind Advisories in 2016

Wind Advisory 49, NWS Las Vegas, NV

December 17, 2016Mohave County, Arizona; San Bernardino County, California

NWS Las Vegas, NV issued this wind advisory at Dec 17, 2016, 4:12 AM MST for Mohave County, Arizona; San Bernardino County, California. It took effect at Dec 18, 2016, 11:00 AM MST. It was in force for 33 hr.

The area

The counties it named.

The facts

Issued
Dec 17, 2016, 4:12 AM MST (11:12 UTC)
In effect from
Dec 18, 2016, 11:00 AM MST
Expired
Dec 19, 2016, 7:55 PM MST
In force
33 hr
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 11:13 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, 11.2 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 2016-12-17Temperature 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 2016-12-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 202 square meters per square second.1939587897117136Sfc1 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
1905 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
202 m²/s²
0-3 km storm-relative helicity
246 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

450 
WWUS75 KVEF 171112
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
312 AM PST SAT DEC 17 2016

CAZ525-171215-
/O.CAN.KVEF.HW.W.0019.000000T0000Z-161217T1200Z/
MORONGO BASIN-
INCLUDING THE CITIES OF...MORONGO VALLEY...YUCCA VALLEY...
TWENTYNINE PALMS
312 AM PST SAT DEC 17 2016

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE HIGH
WIND WARNING. 

WINDS HAVE DECREASED TO BELOW WARNING CRITERIA ACROSS THE AREA THIS
MORNING. GUSTS UP TO 30 MPH WILL STILL BE POSSIBLE THROUGH THE DAY.

$$

CAZ522-523-171215-
/O.CAN.KVEF.WI.Y.0048.000000T0000Z-161217T1200Z/
DEATH VALLEY NATIONAL PARK-WESTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...FURNACE CREEK...STOVEPIPE WELLS...
SHOSHONE...BARSTOW...DAGGETT...FORT IRWIN
312 AM PST SAT DEC 17 2016

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE WIND
ADVISORY. 

WINDS HAVE DECREASED THIS MORNING, BUT GUSTS UP TO 30 MPH WILL STILL
BE POSSIBLE THROUGH MID DAY BEFORE DIMINISHING IN THE AFTERNOON. 

$$

AZZ003-NVZ017-180030-
/O.UPG.KVEF.HZ.A.0001.161218T0600Z-161219T1600Z/
/O.NEW.KVEF.HZ.W.0003.161218T0600Z-161219T1600Z/
NORTHWEST DESERTS-WESTERN CLARK AND SOUTHERN NYE COUNTY-
INCLUDING THE CITIES OF...KINGMAN...GOLDEN VALLEY...
DOLAN SPRINGS...VALENTINE...WIKIEUP...YUCCA...PAHRUMP...
INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY
312 AM PST SAT DEC 17 2016 /412 AM MST SAT DEC 17 2016/

...HARD FREEZE WARNING IN EFFECT FROM 10 PM PST /11 PM MST/ THIS
EVENING TO 8 AM PST /9 AM MST/ MONDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HARD
FREEZE WARNING...WHICH IS IN EFFECT FROM 10 PM PST /11 PM MST/
THIS EVENING TO 8 AM PST /9 AM MST/ MONDAY. THIS IS AN UPGRADE TO
THE PREVIOUS HARD FREEZE WATCH.

* TEMPERATURE...MORNING LOWS SUNDAY AND MONDAY WILL BE IN THE 
  UPPER TEENS TO LOWER 20S WITH HIGHS SUNDAY AFTERNOON ONLY IN 
  THE 40S. 

* IMPACTS...VERY COLD TEMPERATURES WILL LEAD TO BURSTING OF 
  UNPROTECTED PIPES. MAKE PREPARATIONS TO BRING IN PETS AND 
  SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD 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. TO PREVENT
FREEZING AND POSSIBLE BURSTING OF OUTDOOR PIPES...THEY SHOULD BE
WRAPPED...DRAINED...OR ALLOWED TO DRIP SLOWLY. ANYONE WITH IN
GROUND SPRINKLER SYSTEMS...SHOULD DRAIN THEIR SYSTEMS OR COVER
ANY ABOVE GROUND PIPES TO PROTECT THEM FROM FREEZING.

&&

$$

AZZ002-036-CAZ527-NVZ021-180030-
/O.NEW.KVEF.WI.Y.0049.161218T1800Z-161220T0600Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
312 AM PST SAT DEC 17 2016 /412 AM MST SAT DEC 17 2016/

...WIND ADVISORY IN EFFECT FROM 10 AM PST /11 AM MST/ SUNDAY TO
10 PM PST /11 PM MST/ MONDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 AM PST /11 AM MST/ SUNDAY
TO 10 PM PST /11 PM MST/ MONDAY. 

* TIMING...NORTH WINDS WILL INCREASE LATE MORNING SUNDAY AND
  CONTINUE INTO MONDAY EVENING BEFORE DECREASING. 

* WINDS...NORTH 20 TO 30 WITH GUSTS TO 45 MPH SOUTH OF HOOVER DAM.
  WINDS ON LAKE MEAD ARE EXPECTED TO BE 15 TO 25 MPH. 

* IMPACTS...DIFFICULT DRIVING DUE TO CROSSWINDS ON EAST-WEST
  ORIENTED ROADS. LOOSE OBJECTS WILL BE BLOWN AROUND AND ROUGH
  BOATING CONDITIONS CAN BE EXPECTED ON LAKE HAVASU AND LAKE MOHAVE
  AND ALONG THE COLORADO RIVER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS STRONG WINDS GUSTING OVER 40 MPH CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$
11 follow-up statements
621 
WWUS75 KVEF 172221
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
221 PM PST SAT DEC 17 2016

NVZ022-181100-
/O.EXA.KVEF.HZ.W.0003.161218T0600Z-161219T1600Z/
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...PRIMM....SEARCHLIGHT...CAL-NEV-ARI
221 PM PST SAT DEC 17 2016

...HARD FREEZE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 8 AM
PST MONDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HARD
FREEZE WARNING...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO
8 AM PST MONDAY. 

* TEMPERATURE...MORNING LOWS SUNDAY AND MONDAY WILL BE IN THE 
  UPPER TEENS TO LOWER 20S WITH HIGHS SUNDAY AFTERNOON ONLY IN 
  THE 40S. 

* IMPACTS...VERY COLD TEMPERATURES WILL LEAD TO BURSTING OF 
  UNPROTECTED PIPES. MAKE PREPARATIONS TO BRING IN PETS AND 
  SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS TEMPERATURES WILL BE WELL BELOW
FREEZING FOR MANY HOURS. BRING PETS INDOORS TO PROTECT THEM FROM
THE COLD. TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR
PIPES...THEY SHOULD BE WRAPPED...DRAINED...OR ALLOWED TO DRIP
SLOWLY. ANYONE WITH IN GROUND SPRINKLER SYSTEMS...SHOULD DRAIN THEIR
SYSTEMS OR COVER ANY ABOVE GROUND PIPES TO PROTECT THEM FROM
FREEZING.

&&

$$

AZZ003-NVZ017-181100-
/O.CON.KVEF.HZ.W.0003.161218T0600Z-161219T1600Z/
NORTHWEST DESERTS-WESTERN CLARK AND SOUTHERN NYE COUNTY-
INCLUDING THE CITIES OF...KINGMAN...GOLDEN VALLEY...
DOLAN SPRINGS...VALENTINE...WIKIEUP...YUCCA...PAHRUMP...
INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY
221 PM PST SAT DEC 17 2016 /321 PM MST SAT DEC 17 2016/

...HARD FREEZE WARNING REMAINS IN EFFECT FROM 10 PM PST /11 PM
MST/ THIS EVENING TO 8 AM PST /9 AM MST/ MONDAY...

* TEMPERATURE...MORNING LOWS SUNDAY AND MONDAY WILL BE IN THE 
  UPPER TEENS TO LOWER 20S WITH HIGHS SUNDAY AFTERNOON ONLY IN 
  THE 40S. 

* IMPACTS...VERY COLD TEMPERATURES WILL LEAD TO BURSTING OF 
  UNPROTECTED PIPES. MAKE PREPARATIONS TO BRING IN PETS AND 
  SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS TEMPERATURES WILL BE WELL BELOW
FREEZING FOR MANY HOURS. BRING PETS INDOORS TO PROTECT THEM FROM
THE COLD. TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR
PIPES...THEY SHOULD BE WRAPPED...DRAINED...OR ALLOWED TO DRIP
SLOWLY. ANYONE WITH IN GROUND SPRINKLER SYSTEMS...SHOULD DRAIN THEIR
SYSTEMS OR COVER ANY ABOVE GROUND PIPES TO PROTECT THEM FROM
FREEZING.
&&

$$

AZZ002-036-CAZ527-NVZ021-181100-
/O.CON.KVEF.WI.Y.0049.161218T1800Z-161220T0600Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
221 PM PST SAT DEC 17 2016 /321 PM MST SAT DEC 17 2016/

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM PST /11 AM MST/
SUNDAY TO 10 PM PST /11 PM MST/ MONDAY...

* TIMING...NORTH WINDS WILL INCREASE LATE MORNING SUNDAY AND
  CONTINUE INTO MONDAY EVENING BEFORE DECREASING. WINDS WILL BE
  STRONGEST DURING THE LATE MORNING AND AFTERNOON HOURS. 

* WINDS...NORTH 20 TO 30 WITH GUSTS TO 45 MPH SOUTH OF HOOVER 
  DAM. WINDS ON LAKE MEAD ARE EXPECTED TO BE 15 TO 25 MPH. 

* IMPACTS...DIFFICULT DRIVING DUE TO CROSSWINDS ON EAST-WEST 
  ORIENTED ROADS. LOOSE OBJECTS WILL BE BLOWN AROUND AND ROUGH 
  BOATING CONDITIONS CAN BE EXPECTED ON LAKE HAVASU AND LAKE 
  MOHAVE AND ALONG THE COLORADO RIVER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS STRONG WINDS GUSTING OVER 40 MPH CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$
419 
WWUS75 KVEF 180447
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
847 PM PST SAT DEC 17 2016

CAZ526-181400-
/O.NEW.KVEF.FZ.W.0003.161218T0447Z-161218T1600Z/
CADIZ BASIN-
INCLUDING THE CITY OF...VIDAL JUNCTION
847 PM PST SAT DEC 17 2016

...FREEZE WARNING IN EFFECT UNTIL 8 AM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT UNTIL 8 AM PST SUNDAY. 

* TEMPERATURE...MORNING LOWS SUNDAY MORNING WILL BE IN THE UPPER 20S
  TO LOWER 30S. 

* IMPACTS...THE FIRST FREEZE OF THE YEAR SIGNALS THE END OF THE
  GROWING SEASON WITH DAMAGE TO SENSITIVE PLANTS LIKELY.

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.

&&

$$

AZZ003-NVZ017-022-181400-
/O.CON.KVEF.HZ.W.0003.161218T0600Z-161219T1600Z/
NORTHWEST DESERTS-WESTERN CLARK AND SOUTHERN NYE COUNTY-
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...KINGMAN...GOLDEN VALLEY...
DOLAN SPRINGS...VALENTINE...WIKIEUP...YUCCA...PAHRUMP...
INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...PRIMM....
SEARCHLIGHT...CAL-NEV-ARI
847 PM PST SAT DEC 17 2016 /947 PM MST SAT DEC 17 2016/

...HARD FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM PST /9 AM
MST/ MONDAY...

* TEMPERATURE...MORNING LOWS SUNDAY AND MONDAY WILL BE IN THE 
  UPPER TEENS TO LOWER 20S WITH HIGHS SUNDAY AFTERNOON ONLY IN 
  THE 40S. 

* IMPACTS...VERY COLD TEMPERATURES WILL LEAD TO BURSTING OF 
  UNPROTECTED PIPES. MAKE PREPARATIONS TO BRING IN PETS AND 
  SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS TEMPERATURES WILL BE WELL BELOW
FREEZING FOR MANY HOURS. BRING PETS INDOORS TO PROTECT THEM FROM
THE COLD. TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR
PIPES...THEY SHOULD BE WRAPPED...DRAINED...OR ALLOWED TO DRIP
SLOWLY. ANYONE WITH IN GROUND SPRINKLER SYSTEMS...SHOULD DRAIN
THEIR SYSTEMS OR COVER ANY ABOVE GROUND PIPES TO PROTECT THEM
FROM FREEZING.

&&

$$

AZZ002-036-CAZ527-NVZ021-181400-
/O.CON.KVEF.WI.Y.0049.161218T1800Z-161220T0600Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
847 PM PST SAT DEC 17 2016 /947 PM MST SAT DEC 17 2016/

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM PST /11 AM MST/
SUNDAY TO 10 PM PST /11 PM MST/ MONDAY...

* TIMING...NORTH WINDS WILL INCREASE LATE MORNING SUNDAY AND 
  CONTINUE INTO MONDAY EVENING BEFORE DECREASING. WINDS WILL BE 
  STRONGEST DURING THE LATE MORNING AND AFTERNOON HOURS. 

* WINDS...NORTH 20 TO 30 WITH GUSTS TO 45 MPH SOUTH OF HOOVER 
  DAM. WINDS ON LAKE MEAD ARE EXPECTED TO BE 15 TO 25 MPH. 

* IMPACTS...DIFFICULT DRIVING DUE TO CROSSWINDS ON EAST-WEST 
  ORIENTED ROADS. LOOSE OBJECTS WILL BE BLOWN AROUND AND ROUGH 
  BOATING CONDITIONS CAN BE EXPECTED ON LAKE HAVASU AND LAKE 
  MOHAVE AND ALONG THE COLORADO RIVER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS STRONG WINDS GUSTING OVER 40 MPH CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$
203 
WWUS75 KVEF 181107
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
307 AM PST SUN DEC 18 2016

AZZ003-NVZ017-022-181600-
/O.CAN.KVEF.HZ.W.0003.000000T0000Z-161219T1600Z/
/O.NEW.KVEF.HZ.W.0004.161219T0600Z-161219T1600Z/
NORTHWEST DESERTS-WESTERN CLARK AND SOUTHERN NYE COUNTY-
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...KINGMAN...GOLDEN VALLEY...
DOLAN SPRINGS...VALENTINE...WIKIEUP...YUCCA...PAHRUMP...
INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...PRIMM....
SEARCHLIGHT...CAL-NEV-ARI
307 AM PST SUN DEC 18 2016 /407 AM MST SUN DEC 18 2016/

...HARD FREEZE WARNING IN EFFECT FROM 10 PM PST /11 PM MST/ THIS
EVENING TO 8 AM PST /9 AM MST/ MONDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HARD
FREEZE WARNING...WHICH IS IN EFFECT FROM 10 PM PST /11 PM MST/
THIS EVENING TO 8 AM PST /9 AM MST/ MONDAY. 

* TEMPERATURE...MORNING MONDAY WILL BE IN THE UPPER TEENS TO LOWER
  20S WITH HIGHS THIS AFTERNOON ONLY IN THE 40S.

* IMPACTS...VERY COLD TEMPERATURES WILL LEAD TO BURSTING OF 
  UNPROTECTED PIPES. MAKE PREPARATIONS TO BRING IN PETS AND 
  SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS TEMPERATURES WILL BE WELL BELOW
FREEZING FOR MANY HOURS. BRING PETS INDOORS TO PROTECT THEM FROM
THE COLD. TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR
PIPES...THEY SHOULD BE WRAPPED...DRAINED...OR ALLOWED TO DRIP
SLOWLY. ANYONE WITH IN GROUND SPRINKLER SYSTEMS...SHOULD DRAIN
THEIR SYSTEMS OR COVER ANY ABOVE GROUND PIPES TO PROTECT THEM
FROM FREEZING.

&&

$$

NVZ020-181600-
/O.NEW.KVEF.HZ.W.0004.161219T0600Z-161219T1600Z/
LAS VEGAS VALLEY-
INCLUDING THE CITIES OF...LAS VEGAS...NORTH LAS VEGAS...
HENDERSON...BOULDER CITY
307 AM PST SUN DEC 18 2016

...HARD FREEZE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 8 AM
PST MONDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HARD
FREEZE WARNING...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO
8 AM PST MONDAY. 

* TEMPERATURE...MORNING LOWS MONDAY ARE EXPECTED TO BE IN THE LOW
  TO MID 20S IN SOME OF THE OUTLYING AREAS OF THE LAS VEGAS VALLEY.
  THOSE AREAS THAT WILL BE MOSTLY IMPACTED WILL BE HENDERSON,
  MOUNTAINS EDGE, SUMMERLIN, AND NELLIS. OTHER AREAS CLOSER TO THE
  CENTER OF THE CITY WILL SEE LOWS GENERALLY IN THE UPPER 20S TO
  LOWER 30S.

* IMPACTS...VERY COLD TEMPERATURES WILL LEAD TO BURSTING OF 
  UNPROTECTED PIPES. MAKE PREPARATIONS TO BRING IN PETS AND 
  SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS TEMPERATURES WILL BE WELL BELOW
FREEZING FOR MANY HOURS. BRING PETS INDOORS TO PROTECT THEM FROM
THE COLD. TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR
PIPES...THEY SHOULD BE WRAPPED...DRAINED...OR ALLOWED TO DRIP
SLOWLY. ANYONE WITH IN GROUND SPRINKLER SYSTEMS...SHOULD DRAIN
THEIR SYSTEMS OR COVER ANY ABOVE GROUND PIPES TO PROTECT THEM
FROM FREEZING.

&&

$$

CAZ526-181600-
/O.CON.KVEF.FZ.W.0003.000000T0000Z-161218T1600Z/
CADIZ BASIN-
INCLUDING THE CITY OF...VIDAL JUNCTION
307 AM PST SUN DEC 18 2016

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM PST THIS MORNING...

* TEMPERATURE...MORNING LOWS SUNDAY MORNING WILL BE IN THE UPPER 
  20S TO LOWER 30S. 

* IMPACTS...THE FIRST FREEZE OF THE YEAR SIGNALS THE END OF THE 
  GROWING SEASON WITH DAMAGE TO SENSITIVE PLANTS LIKELY. 

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.

&&

$$

AZZ002-036-CAZ527-NVZ021-181600-
/O.CON.KVEF.WI.Y.0049.161218T1800Z-161220T0600Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
307 AM PST SUN DEC 18 2016 /407 AM MST SUN DEC 18 2016/

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM PST /11 AM MST/
THIS MORNING TO 10 PM PST /11 PM MST/ MONDAY...

* TIMING...NORTH WINDS WILL INCREASE LATE THIS MORNING AND CONTINUE
  INTO MONDAY EVENING BEFORE DECREASING. WINDS WILL BE STRONGEST
  DURING THE LATE MORNING AND AFTERNOON HOURS.

* WINDS...NORTH 20 TO 30 WITH GUSTS TO 45 MPH SOUTH OF HOOVER 
  DAM. WINDS ON LAKE MEAD ARE EXPECTED TO BE 15 TO 25 MPH. 

* IMPACTS...DIFFICULT DRIVING DUE TO CROSSWINDS ON EAST-WEST 
  ORIENTED ROADS. LOOSE OBJECTS WILL BE BLOWN AROUND AND ROUGH 
  BOATING CONDITIONS CAN BE EXPECTED ON LAKE HAVASU AND LAKE 
  MOHAVE AND ALONG THE COLORADO RIVER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS STRONG WINDS GUSTING OVER 40 MPH CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$
434 
WWUS75 KVEF 181614
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
814 AM PST SUN DEC 18 2016

CAZ526-181715-
/O.EXP.KVEF.FZ.W.0003.000000T0000Z-161218T1600Z/
CADIZ BASIN-
INCLUDING THE CITY OF...VIDAL JUNCTION
814 AM PST SUN DEC 18 2016

...FREEZE WARNING HAS EXPIRED...

TEMPERATURES ACROSS THE CADIZ BASIN HAVE CLIMBED ABOVE THE FREEZING
MARK. THE FREEZE WARNING IS NO LONGER IN EFFECT.

$$

AZZ003-NVZ017-020-022-190015-
/O.CON.KVEF.HZ.W.0004.161219T0600Z-161219T1600Z/
NORTHWEST DESERTS-WESTERN CLARK AND SOUTHERN NYE COUNTY-
LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...KINGMAN...GOLDEN VALLEY...
DOLAN SPRINGS...VALENTINE...WIKIEUP...YUCCA...PAHRUMP...
INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...
NORTH LAS VEGAS...HENDERSON...BOULDER CITY...PRIMM....
SEARCHLIGHT...CAL-NEV-ARI
814 AM PST SUN DEC 18 2016 /914 AM MST SUN DEC 18 2016/

...HARD FREEZE WARNING REMAINS IN EFFECT FROM 10 PM PST /11 PM
MST/ THIS EVENING TO 8 AM PST /9 AM MST/ MONDAY...

* TEMPERATURE...MORNING MONDAY WILL BE IN THE UPPER TEENS TO 
  LOWER 20S WITH HIGHS THIS AFTERNOON ONLY IN THE 40S. 

* IMPACTS...VERY COLD TEMPERATURES WILL LEAD TO BURSTING OF 
  UNPROTECTED PIPES. MAKE PREPARATIONS TO BRING IN PETS AND 
  SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS TEMPERATURES WILL BE WELL BELOW
FREEZING FOR MANY HOURS. BRING PETS INDOORS TO PROTECT THEM FROM
THE COLD. TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR
PIPES...THEY SHOULD BE WRAPPED...DRAINED...OR ALLOWED TO DRIP
SLOWLY. ANYONE WITH IN GROUND SPRINKLER SYSTEMS...SHOULD DRAIN
THEIR SYSTEMS OR COVER ANY ABOVE GROUND PIPES TO PROTECT THEM
FROM FREEZING.

&&

$$

AZZ002-036-CAZ527-NVZ021-190015-
/O.CON.KVEF.WI.Y.0049.161218T1800Z-161220T0600Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
814 AM PST SUN DEC 18 2016 /914 AM MST SUN DEC 18 2016/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST /11 PM MST/
MONDAY...

* TIMING...NORTH WINDS WILL INCREASE LATE THIS MORNING AND 
  CONTINUE INTO MONDAY EVENING BEFORE DECREASING. WINDS WILL BE 
  STRONGEST DURING THE LATE MORNING AND AFTERNOON HOURS. 

* WINDS...NORTH 20 TO 30 WITH GUSTS TO 45 MPH SOUTH OF HOOVER 
  DAM. WINDS ON LAKE MEAD ARE EXPECTED TO BE 15 TO 25 MPH. 

* IMPACTS...DIFFICULT DRIVING DUE TO CROSSWINDS ON EAST-WEST 
  ORIENTED ROADS. LOOSE OBJECTS WILL BE BLOWN AROUND AND ROUGH 
  BOATING CONDITIONS CAN BE EXPECTED ON LAKE HAVASU AND LAKE 
  MOHAVE AND ALONG THE COLORADO RIVER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS STRONG WINDS GUSTING OVER 40 MPH CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$
729 
WWUS75 KVEF 181638
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
838 AM PST SUN DEC 18 2016

AZZ003-NVZ017-020-022-190100-
/O.CON.KVEF.HZ.W.0004.161219T0600Z-161219T1600Z/
NORTHWEST DESERTS-WESTERN CLARK AND SOUTHERN NYE COUNTY-
LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...KINGMAN...GOLDEN VALLEY...
DOLAN SPRINGS...VALENTINE...WIKIEUP...YUCCA...PAHRUMP...
INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...
NORTH LAS VEGAS...HENDERSON...BOULDER CITY...PRIMM....
SEARCHLIGHT...CAL-NEV-ARI
838 AM PST SUN DEC 18 2016 /938 AM MST SUN DEC 18 2016/

...HARD FREEZE WARNING REMAINS IN EFFECT FROM 10 PM PST /11 PM
MST/ THIS EVENING TO 8 AM PST /9 AM MST/ MONDAY...

* TEMPERATURE...MORNING MONDAY WILL BE IN THE UPPER TEENS TO 
  LOWER 20S WITH HIGHS THIS AFTERNOON ONLY IN THE 40S. 

* IMPACTS...VERY COLD TEMPERATURES WILL LEAD TO BURSTING OF 
  UNPROTECTED PIPES. MAKE PREPARATIONS TO BRING IN PETS AND 
  SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS TEMPERATURES WILL BE WELL BELOW
FREEZING FOR MANY HOURS. BRING PETS INDOORS TO PROTECT THEM FROM
THE COLD. TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR
PIPES...THEY SHOULD BE WRAPPED...DRAINED...OR ALLOWED TO DRIP
SLOWLY. ANYONE WITH IN GROUND SPRINKLER SYSTEMS...SHOULD DRAIN
THEIR SYSTEMS OR COVER ANY ABOVE GROUND PIPES TO PROTECT THEM
FROM FREEZING.

&&

$$

AZZ002-036-CAZ527-NVZ021-190100-
/O.CON.KVEF.WI.Y.0049.161218T1800Z-161220T0600Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
838 AM PST SUN DEC 18 2016 /938 AM MST SUN DEC 18 2016/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST /11 PM MST/
MONDAY...

* TIMING...NORTH WINDS WILL INCREASE LATE THIS MORNING AND 
  CONTINUE INTO MONDAY EVENING BEFORE DECREASING. WINDS WILL BE 
  STRONGEST DURING THE LATE MORNING AND AFTERNOON HOURS. 

* WINDS...NORTH 20 TO 30 WITH GUSTS TO 45 MPH SOUTH OF HOOVER 
  DAM. WINDS ON LAKE MEAD ARE EXPECTED TO BE 15 TO 25 MPH. 

* IMPACTS...DIFFICULT DRIVING DUE TO CROSSWINDS ON EAST-WEST 
  ORIENTED ROADS. LOOSE OBJECTS WILL BE BLOWN AROUND AND ROUGH 
  BOATING CONDITIONS CAN BE EXPECTED ON LAKE HAVASU AND LAKE 
  MOHAVE AND ALONG THE COLORADO RIVER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS STRONG WINDS GUSTING OVER 40 MPH CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$
448 
WWUS75 KVEF 182231
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
231 PM PST SUN DEC 18 2016

CAZ523>525-190645-
/O.EXA.KVEF.HZ.W.0004.161219T0600Z-161219T1600Z/
WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-MORONGO BASIN-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FORT IRWIN...
BAKER...MOUNTAIN PASS...MITCHELL CAVERNS...MORONGO VALLEY...
YUCCA VALLEY...TWENTYNINE PALMS
231 PM PST SUN DEC 18 2016

...HARD FREEZE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 8 AM
PST MONDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HARD
FREEZE WARNING...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO
8 AM PST MONDAY. 

* TEMPERATURE...MORNING MONDAY WILL BE IN THE UPPER TEENS TO 
  LOWER 20S WITH HIGHS THIS AFTERNOON ONLY IN THE 40S. 

* IMPACTS...VERY COLD TEMPERATURES WILL LEAD TO BURSTING OF
  UNPROTECTED PIPES. VULNERABLE POPULATIONS MAY BE AT RISK. PETS
  AND SENSITIVE PLANTS MAY BE AFFECTED AS WELL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS TEMPERATURES WILL BE WELL BELOW
FREEZING FOR MANY HOURS. BRING PETS INDOORS TO PROTECT THEM FROM
THE COLD. TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR
PIPES...THEY SHOULD BE WRAPPED...DRAINED...OR ALLOWED TO DRIP
SLOWLY. ANYONE WITH IN GROUND SPRINKLER SYSTEMS...SHOULD DRAIN
THEIR SYSTEMS OR COVER ANY ABOVE GROUND PIPES TO PROTECT THEM
FROM FREEZING.

&&

$$

AZZ003-NVZ017-020-022-190645-
/O.CON.KVEF.HZ.W.0004.161219T0600Z-161219T1600Z/
NORTHWEST DESERTS-WESTERN CLARK AND SOUTHERN NYE COUNTY-
LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...KINGMAN...GOLDEN VALLEY...
DOLAN SPRINGS...VALENTINE...WIKIEUP...YUCCA...PAHRUMP...
INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...
NORTH LAS VEGAS...HENDERSON...BOULDER CITY...PRIMM....
SEARCHLIGHT...CAL-NEV-ARI
231 PM PST SUN DEC 18 2016 /331 PM MST SUN DEC 18 2016/

...HARD FREEZE WARNING REMAINS IN EFFECT FROM 10 PM PST /11 PM
MST/ THIS EVENING TO 8 AM PST /9 AM MST/ MONDAY...

* TEMPERATURE...MORNING MONDAY WILL BE IN THE UPPER TEENS TO 
  LOWER 20S WITH HIGHS THIS AFTERNOON ONLY IN THE 40S. 

* IMPACTS...VERY COLD TEMPERATURES WILL LEAD TO BURSTING OF
  UNPROTECTED PIPES. VULNERABLE POPULATIONS MAY BE AT RISK. PETS
  AND SENSITIVE PLANTS MAY BE AFFECTED AS WELL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS TEMPERATURES WILL BE WELL BELOW
FREEZING FOR MANY HOURS. BRING PETS INDOORS TO PROTECT THEM FROM
THE COLD. TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR
PIPES...THEY SHOULD BE WRAPPED...DRAINED...OR ALLOWED TO DRIP
SLOWLY. ANYONE WITH IN GROUND SPRINKLER SYSTEMS...SHOULD DRAIN
THEIR SYSTEMS OR COVER ANY ABOVE GROUND PIPES TO PROTECT THEM
FROM FREEZING.

&&

$$

AZZ002-036-CAZ527-NVZ021-190645-
/O.CON.KVEF.WI.Y.0049.000000T0000Z-161220T0600Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
231 PM PST SUN DEC 18 2016 /331 PM MST SUN DEC 18 2016/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST /11 PM MST/
MONDAY...

* TIMING...NORTH WINDS WILL CONTINUE INTO MONDAY EVENING BEFORE
  DECREASING. WINDS WILL BE STRONGEST DURING THE LATE MORNING AND
  AFTERNOON HOURS.

* WINDS...NORTH 20 TO 30 WITH GUSTS TO 45 MPH SOUTH OF HOOVER 
  DAM. WINDS ON LAKE MEAD ARE EXPECTED TO BE 15 TO 25 MPH. 

* IMPACTS...DIFFICULT DRIVING DUE TO CROSSWINDS ON EAST-WEST 
  ORIENTED ROADS. LOOSE OBJECTS WILL BE BLOWN AROUND AND ROUGH 
  BOATING CONDITIONS CAN BE EXPECTED ON LAKE HAVASU AND LAKE 
  MOHAVE AND ALONG THE COLORADO RIVER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS STRONG WINDS GUSTING OVER 40 MPH CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$
634 
WWUS75 KVEF 190618
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1018 PM PST SUN DEC 18 2016

AZZ003-CAZ523>525-NVZ017-020-022-191600-
/O.CON.KVEF.HZ.W.0004.000000T0000Z-161219T1600Z/
NORTHWEST DESERTS-WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-
MORONGO BASIN-WESTERN CLARK AND SOUTHERN NYE COUNTY-
LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...KINGMAN...GOLDEN VALLEY...
DOLAN SPRINGS...VALENTINE...WIKIEUP...YUCCA...BARSTOW...DAGGETT...
FORT IRWIN...BAKER...MOUNTAIN PASS...MITCHELL CAVERNS...
MORONGO VALLEY...YUCCA VALLEY...TWENTYNINE PALMS...PAHRUMP...
INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...
NORTH LAS VEGAS...HENDERSON...BOULDER CITY...PRIMM....
SEARCHLIGHT...CAL-NEV-ARI
1018 PM PST SUN DEC 18 2016 /1118 PM MST SUN DEC 18 2016/

...HARD FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM PST /9 AM
MST/ MONDAY...

* TEMPERATURE...LOW TEMPERATURES MONDAY MORNING WILL BE IN THE UPPER
  TEENS TO LOW 20S ACROSS MUCH OF SAN BERNARDINO AND MOHAVE COUNTIES
  AS WELL AS SOUTHERN NYE AND WESTERN CLARK COUNTIES. LOW
  TEMPERATURES IN LAS VEGAS WILL BE IN THE 20S.

* IMPACTS...VERY COLD TEMPERATURES WILL LEAD TO BURSTING OF 
  UNPROTECTED PIPES. VULNERABLE POPULATIONS MAY BE AT RISK. PETS 
  AND SENSITIVE PLANTS MAY BE AFFECTED AS WELL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS TEMPERATURES WILL BE WELL BELOW
FREEZING FOR MANY HOURS. BRING PETS INDOORS TO PROTECT THEM FROM
THE COLD. TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR
PIPES...THEY SHOULD BE WRAPPED...DRAINED...OR ALLOWED TO DRIP
SLOWLY. ANYONE WITH IN GROUND SPRINKLER SYSTEMS...SHOULD DRAIN
THEIR SYSTEMS OR COVER ANY ABOVE GROUND PIPES TO PROTECT THEM
FROM FREEZING.

&&

$$

AZZ002-036-CAZ527-NVZ021-191600-
/O.CON.KVEF.WI.Y.0049.000000T0000Z-161220T0600Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
1018 PM PST SUN DEC 18 2016 /1118 PM MST SUN DEC 18 2016/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST /11 PM MST/
MONDAY...

* TIMING...NORTH WINDS WILL CONTINUE INTO MONDAY EVENING BEFORE 
  DECREASING. WINDS WILL BE STRONGEST DURING THE LATE MORNING 
  AND AFTERNOON HOURS. 

* WINDS...NORTH 20 TO 30 WITH GUSTS TO 45 MPH SOUTH OF HOOVER 
  DAM. WINDS ON LAKE MEAD ARE EXPECTED TO BE 15 TO 25 MPH. 

* IMPACTS...DIFFICULT DRIVING DUE TO CROSSWINDS ON EAST-WEST 
  ORIENTED ROADS. LOOSE OBJECTS WILL BE BLOWN AROUND AND ROUGH 
  BOATING CONDITIONS CAN BE EXPECTED ON LAKE HAVASU AND LAKE 
  MOHAVE AND ALONG THE COLORADO RIVER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS STRONG WINDS GUSTING OVER 40 MPH CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$
769 
WWUS75 KVEF 191120
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
320 AM PST MON DEC 19 2016

AZZ003-CAZ523>525-NVZ017-020-022-191600-
/O.CON.KVEF.HZ.W.0004.000000T0000Z-161219T1600Z/
NORTHWEST DESERTS-WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-
MORONGO BASIN-WESTERN CLARK AND SOUTHERN NYE COUNTY-
LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...KINGMAN...GOLDEN VALLEY...
DOLAN SPRINGS...VALENTINE...WIKIEUP...YUCCA...BARSTOW...DAGGETT...
FORT IRWIN...BAKER...MOUNTAIN PASS...MITCHELL CAVERNS...
MORONGO VALLEY...YUCCA VALLEY...TWENTYNINE PALMS...PAHRUMP...
INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...
NORTH LAS VEGAS...HENDERSON...BOULDER CITY...PRIMM....
SEARCHLIGHT...CAL-NEV-ARI
320 AM PST MON DEC 19 2016 /420 AM MST MON DEC 19 2016/

...HARD FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM PST /9 AM
MST/ THIS MORNING...

* TEMPERATURES...LOW TEMPERATURES THIS MORNING WILL BE IN THE UPPER
  TEENS TO LOW 20S ACROSS MUCH OF SAN BERNARDINO AND MOHAVE COUNTIES
  AS WELL AS SOUTHERN NYE AND WESTERN CLARK COUNTIES. LOW
  TEMPERATURES IN LAS VEGAS WILL BE IN THE 20S.

* IMPACTS...VERY COLD TEMPERATURES WILL LEAD TO BURSTING OF 
  UNPROTECTED PIPES. VULNERABLE POPULATIONS MAY BE AT RISK. PETS 
  AND SENSITIVE PLANTS MAY BE AFFECTED AS WELL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS TEMPERATURES WILL BE WELL BELOW
FREEZING FOR MANY HOURS. BRING PETS INDOORS TO PROTECT THEM FROM
THE COLD. TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR
PIPES...THEY SHOULD BE WRAPPED...DRAINED...OR ALLOWED TO DRIP
SLOWLY. ANYONE WITH IN GROUND SPRINKLER SYSTEMS...SHOULD DRAIN
THEIR SYSTEMS OR COVER ANY ABOVE GROUND PIPES TO PROTECT THEM
FROM FREEZING.

&&

$$

AZZ002-036-CAZ527-NVZ021-191600-
/O.CON.KVEF.WI.Y.0049.000000T0000Z-161220T0600Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
320 AM PST MON DEC 19 2016 /420 AM MST MON DEC 19 2016/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST /11 PM MST/
THIS EVENING...

* TIMING...NORTH WINDS WILL CONTINUE INTO MONDAY EVENING BEFORE 
  DECREASING. WINDS WILL BE STRONGEST DURING THE LATE MORNING 
  AND AFTERNOON HOURS. 

* WINDS...NORTH 20 TO 30 WITH GUSTS TO 45 MPH SOUTH OF HOOVER 
  DAM. WINDS ON LAKE MEAD ARE EXPECTED TO BE 15 TO 25 MPH. 

* IMPACTS...DIFFICULT DRIVING DUE TO CROSSWINDS ON EAST-WEST 
  ORIENTED ROADS. LOOSE OBJECTS WILL BE BLOWN AROUND AND ROUGH 
  BOATING CONDITIONS CAN BE EXPECTED ON LAKE HAVASU AND LAKE 
  MOHAVE AND ALONG THE COLORADO RIVER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS STRONG WINDS GUSTING OVER 40 MPH CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$
997 
WWUS75 KVEF 191550
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
750 AM PST MON DEC 19 2016

AZZ003-CAZ523>525-NVZ017-020-022-191700-
/O.EXP.KVEF.HZ.W.0004.000000T0000Z-161219T1600Z/
NORTHWEST DESERTS-WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-
MORONGO BASIN-WESTERN CLARK AND SOUTHERN NYE COUNTY-
LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...KINGMAN...GOLDEN VALLEY...
DOLAN SPRINGS...VALENTINE...WIKIEUP...YUCCA...BARSTOW...DAGGETT...
FORT IRWIN...BAKER...MOUNTAIN PASS...MITCHELL CAVERNS...
MORONGO VALLEY...YUCCA VALLEY...TWENTYNINE PALMS...PAHRUMP...
INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...
NORTH LAS VEGAS...HENDERSON...BOULDER CITY...PRIMM....
SEARCHLIGHT...CAL-NEV-ARI
750 AM PST MON DEC 19 2016 /850 AM MST MON DEC 19 2016/

...HARD FREEZE WARNING WILL EXPIRE AT 8 AM PST /9 AM MST/ THIS
MORNING...

TEMPERATURES ARE QUICKLY REBOUNDING THIS MORNING WITH SUNRISE.
EXPECT MOST LOCATIONS TO RISE ABOVE FREEZING IN THE NEXT COUPLE OF
HOURS. LOW TEMPERATURES TONIGHT HEADING INTO TOMORROW SHOULD BE
SEVERAL DEGREES ABOVE THOSE LAST NIGHT, THUS A HARD FREEZE WARNING
WILL NOT BE NECESSARY TONIGHT.

$$

AZZ002-036-CAZ527-NVZ021-200000-
/O.CON.KVEF.WI.Y.0049.000000T0000Z-161220T0600Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
750 AM PST MON DEC 19 2016 /850 AM MST MON DEC 19 2016/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST /11 PM MST/
THIS EVENING...

* TIMING...NORTH WINDS WILL CONTINUE INTO MONDAY EVENING BEFORE 
  DECREASING. WINDS WILL BE STRONGEST DURING THE LATE MORNING 
  AND AFTERNOON HOURS. 

* WINDS...NORTH 20 TO 30 WITH GUSTS TO 45 MPH SOUTH OF HOOVER 
  DAM. WINDS ON LAKE MEAD ARE EXPECTED TO BE 15 TO 25 MPH. 

* IMPACTS...DIFFICULT DRIVING DUE TO CROSSWINDS ON EAST-WEST 
  ORIENTED ROADS. LOOSE OBJECTS WILL BE BLOWN AROUND AND ROUGH 
  BOATING CONDITIONS CAN BE EXPECTED ON LAKE HAVASU AND LAKE 
  MOHAVE AND ALONG THE COLORADO RIVER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS STRONG WINDS GUSTING OVER 40 MPH CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$
471 
WWUS75 KVEF 192240
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
240 PM PST MON DEC 19 2016

AZZ002-036-CAZ527-NVZ021-200600-
/O.CON.KVEF.WI.Y.0049.000000T0000Z-161220T0600Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
240 PM PST MON DEC 19 2016 /340 PM MST MON DEC 19 2016/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST /11 PM MST/
THIS EVENING...

* TIMING...NORTH WINDS WILL CONTINUE TO GRADUALLY SUBSIDE THROUGH
  THIS EVENING.

* WINDS...NORTH 20 TO 30 WITH GUSTS TO AROUND 40 MPH IN FAVORED
  AREAS SOUTH OF HOOVER DAM.

* IMPACTS...DIFFICULT DRIVING DUE TO CROSSWINDS ON EAST-WEST 
  ORIENTED ROADS. LOOSE OBJECTS WILL BE BLOWN AROUND AND ROUGH 
  BOATING CONDITIONS CAN BE EXPECTED ON LAKE HAVASU AND LAKE 
  MOHAVE AND ALONG THE COLORADO RIVER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS STRONG WINDS GUSTING OVER 40 MPH CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$
469 
WWUS75 KVEF 200255
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
655 PM PST MON DEC 19 2016

AZZ002-036-CAZ527-NVZ021-200400-
/O.CAN.KVEF.WI.Y.0049.000000T0000Z-161220T0600Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
655 PM PST MON DEC 19 2016 /755 PM MST MON DEC 19 2016/

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE WIND
ADVISORY. 

WIND SPEEDS DOWN THE COLORADO RIVER VALLEY HAVE DECREASED TO BELOW
ADVISORY LEVELS. NO ADDITIONAL IMPACTS FROM WIND ARE EXPECTED.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 17, 4:12 AM MSTHard Freeze WarningVEF24 hr

Nearby

Wind Advisories in Arizona, 2016Wind Advisories in California, 2016Wind Advisories in Nevada, 2016Every wind advisory in 2016

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.