Alert archive / California / Winter Storm Warnings in 2013

Winter Storm Warning 3, NWS Las Vegas, NV

December 6, 2013Inyo County, California

NWS Las Vegas, NV issued this winter storm warning at Dec 6, 2013, 2:58 PM PST for Inyo County, California. It took effect at Dec 7, 2013, 4:00 AM PST. It was in force for 6 hr. 4 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
Dec 6, 2013, 2:58 PM PST (22:58 UTC)
In effect from
Dec 7, 2013, 4:00 AM PST
Expired
Dec 7, 2013, 10:07 AM PST
In force
6 hr
Issued by
NWS Las Vegas, NV

County Inyo County, CA

The radar

The Edwards AFB radar (KEYX), 158 km from the middle of the area, began a volume at 23:01 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
Dec 7, 7:41 AM PSTSNOW 1.35 S Owens Valley Raws, CACOCORAHS OBSERVER MEASURED 1.3 INCHES OF SNOW AT AN ELEVATION OF 6002 FEET.
Dec 7, 8:00 AM PSTSNOW 0.51 Se Bishop, CAA COCORAHS OBSERVER MEASURED 0.5 INCH OF SNOW AT AN ELEVATION OF 4140 FEET FROM 5 AM TO 8 AM.
Dec 7, 8:00 AM PSTSNOW 0.62 Nw Bishop, CAA COCORAHS OBSERVER MEASURED 0.6 INCH OF SNOW AT AN ELEVATION OF 4180 FEET.
Dec 7, 8:00 AM PSTSNOW 0.72 Nw Bishop, CAA COCORAHS OBSERVER MEASURED 0.7 INCH OF SNOW AT AN ELEVATION OF 4181 FEET.

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 12:00Z, 11.0 hours before the alert went out and 168 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 2013-12-06Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Las Vegas, NV at 12:00Z on 2013-12-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 square meters per square second.1939587897Sfc1 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
1753 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
161 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS45 KVEF 062258
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
258 PM PST FRI DEC 6 2013

...SNOW FOR MUCH OF MOHAVE COUNTY AND SOUTHERN NEVADA ON
SATURDAY...

.A QUICK MOVING STORM SYSTEM IS EXPECTED TO MOVE OUT OF NORTHERN
CALIFORNIA INTO NEVADA ON SATURDAY AFTERNOON BEFORE HEADING EAST
INTO UTAH AND ARIZONA BY SATURDAY NIGHT. WITH COLD AIR IN PLACE
ACROSS THE REGION...THIS SYSTEM WILL BE ABLE TO PRODUCE SNOW DOWN TO
AT LEAST THE 3000 FOOT LEVEL AND POTENTIALLY EVEN LOWER.

CAZ519-071200-
/O.NEW.KVEF.WS.W.0003.131207T1200Z-131208T0300Z/
EASTERN SIERRA SLOPES-
INCLUDING THE CITIES OF...ASPENDELL...WHITNEY PORTAL
258 PM PST FRI DEC 6 2013

...WINTER STORM WARNING IN EFFECT FROM 4 AM TO 7 PM PST
SATURDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WINTER
STORM WARNING FOR THE EASTERN SIERRA SLOPES FOR SNOW AND BLOWING
SNOW...WHICH IS IN EFFECT FROM 4 AM TO 7 PM PST SATURDAY.

* TIMING: SNOW WILL FALL SATURDAY MORNING...THEN HIGH WINDS ARE
  LIKELY SATURDAY AFTERNOON.

* SNOW LEVEL: BELOW 5000 FEET.

* TOTAL SNOW ACCUMULATIONS: 3 TO 6 INCHES WITH LOCALLY HIGHER
  AMOUNTS NEAR THE CREST.

* WINDS: WEST WINDS GUSTING UP TO 70 MPH IN THE AFTERNOON.

* IMPACTS: BLOWING SNOW WILL CAUSE VERY POOR VISIBILITY AND
  HAZARDOUS DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW MEANS SEVERE WINTER
WEATHER CONDITIONS ARE EXPECTED. ONLY TRAVEL IN AN EMERGENCY SINCE
SNOW AND HIGH WINDS ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS.
IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN
YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NVZ014-071200-
/O.CON.KVEF.WW.Y.0009.131207T1200Z-131208T0600Z/
ESMERALDA AND CENTRAL NYE COUNTY-
INCLUDING THE CITIES OF...BEATTY...GOLDFIELD...SILVER PEAK...DYER
258 PM PST FRI DEC 6 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 10 PM
PST SATURDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FOR ESMERALDA AND
CENTRAL NYE COUNTIES FROM 4 AM TO 10 PM PST SATURDAY.

* TIMING: SNOW IS EXPECTED TO BEGIN EARLY SATURDAY MORNING 
  ACROSS ESMERALDA COUNTY AND BY MID TO LATE SATURDAY MORNING 
  ACROSS CENTRAL NYE COUNTY...CONTINUE THROUGH THE AFTERNOON AND 
  THEN TAPER OFF DURING THE LATE AFTERNOON TO EVENING HOURS FROM 
  WEST TO EAST. 

* SNOW LEVEL: 3000 FEET.

* TOTAL SNOW ACCUMULATIONS: 2 TO 4 INCHES ACROSS THE NORTHERN 
  HALF OF THE NEVADA NATIONAL SECURITY SITE WITH 1 TO 2 INCHES 
  IN ESMERALDA COUNTY. UP TO AN INCH OF SNOW IS EXPECTED IN 
  AND AROUND BEATTY.

* WINDS: SOUTHERLY WINDS OF 10 TO 15 MPH ARE EXPECTED THROUGH 
  SATURDAY AFTERNOON WITH WINDS SHIFTING THE NORTHWEST AT 15 
  TO 25 MPH WITH GUSTS TO 35 MPH SATURDAY EVENING.

* IMPACTS: SLICK AND SNOW COVERED ROADS AND REDUCED VISIBILITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

AZZ001-003-071200-
/O.CON.KVEF.WW.Y.0009.131207T1800Z-131208T0600Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...KINGMAN...
DOLAN SPRINGS...VALENTINE
358 PM MST FRI DEC 6 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 AM TO 11 PM
MST SATURDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FOR MUCH OF MOHAVE
COUNTY FROM 11 AM TO 11 PM MST SATURDAY.

* TIMING: PRECIPITATION IS EXPECTED TO DEVELOP LATE SATURDAY 
  MORNING INTO SATURDAY AFTERNOON...BE MOST LIKELY LATE SATURDAY 
  AFTERNOON INTO EARLY SATURDAY EVENING...THEN TAPER OFF LATER 
  SATURDAY EVENING. 

* SNOW LEVEL: 3000 TO 4000 FEET LOWERING TO 2500 FEET.

* TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 5000 FEET WITH 
  1 TO 3 INCHES BETWEEN 3000 AND 5000 FEET. 

* WINDS: SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH IN THE
  AFTERNOON BECOMING WEST 10 TO 20 MPH WITH GUSTS TO 30 MPH IN THE
  EVENING.

* IMPACTS: SLICK AND SNOW COVERED ROADS AND REDUCED VISIBILITY. 
  A FEW SMALL TREES OR SMALL TREE BRANCHES MAY BREAK OR BEND 
  DUE TO THE SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

NVZ018-019-071200-
/O.CON.KVEF.WW.Y.0009.131207T1800Z-131208T0600Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING...THE TOWN OF MT CHARLESTON...RED ROCK
258 PM PST FRI DEC 6 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 AM TO 10 PM
PST SATURDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FOR THE CLARK COUNTY
MOUNTAINS FROM 10 AM TO 10 PM PST SATURDAY.

* TIMING: SNOW IS EXPECTED TO DEVELOP BY THE MID TO LATE MORNING
  HOURS ON SATURDAY...LAST THROUGH THE AFTERNOON...THEN TAPER OFF
  DURING THE EVENING.

* SNOW LEVEL: 3000 FEET.

* TOTAL SNOW ACCUMULATIONS: 3 TO 6 INCHES ABOVE 6000 FEET WITH 
  1 TO 3 INCHES BELOW 6000 FEET. 

* WINDS: SOUTH WINDS OF 10 TO 20 MPH WITH GUSTS TO 30 MPH IN 
  THE MORNING AND AFTERNOON HOURS BECOMING WEST AT 10 TO 20 
  MPH WITH GUSTS TO 35 MPH IN THE EVENING.

* IMPACTS: SLICK AND SNOW COVERED ROADS AND HIKING TRAILS AS 
  WELL AS REDUCED VISIBILITY. THIS WILL INCLUDE ALL PORTIONS 
  OF THE RED ROCK CANYON NATIONAL CONSERVATION AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

NVZ015-017-071200-
/O.CON.KVEF.WW.Y.0009.131207T1200Z-131208T0600Z/
LINCOLN COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
INCLUDING THE CITIES OF...CALIENTE...PIOCHE...PANACA...HIKO...
ALAMO...RACHEL...INDIAN SPRINGS...DESERT ROCK
258 PM PST FRI DEC 6 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 10 PM
PST SATURDAY ABOVE 3000 FEET...

A WINTER WEATHER ADVISORY FOR AREAS ABOVE 3000 FEET IN
LINCOLN...SOUTHERN NYE AND WESTERN CLARK COUNTIES REMAINS IN EFFECT
FROM 4 AM TO 10 PM PST SATURDAY.

* TIMING: SNOW IS EXPECTED TO DEVELOP BY THE MID TO LATE MORNING 
  HOURS ON SATURDAY...LAST THROUGH THE AFTERNOON... THEN TAPER 
  OFF DURING THE EVENING. SNOW SHOULD LAST THE LONGEST IN 
  LINCOLN COUNTY WHERE IT SHOULD FALL FOR A 3 TO 6 HOUR PERIOD. 

* SNOW LEVEL: ABOVE 3000 FEET.

* TOTAL SNOW ACCUMULATIONS: 3 TO 6 INCHES ACROSS NORTHERN AND EAST
  CENTRAL LINCOLN COUNTY WHICH INCLUDES AREAS SUCH AS
  CALIENTE...PANACA AND PIOCHE AS WELL AS HIGHWAY 93 NORTH OF PIOCHE
  TOWARD THE WHITE PINE COUNTY LINE. ELSEWHERE 1 TO 3 INCHES OF SNOW
  IS EXPECTED WHICH INCLUDES ALAMO...HIKO... RACHEL IN LINCOLN
  COUNTY...INDIAN SPRINGS IN CLARK COUNTY AND IN NYE COUNTY AMARGOSA
  VALLEY...MERCURY AND PORTIONS OF THE PAHRUMP VALLEY.

* WINDS: SOUTH WINDS OF 10 TO 20 MPH WITH GUSTS TO 30 MPH IN 
  THE MORNING AND AFTERNOON HOURS BECOMING WEST AT 10 TO 20 
  MPH WITH GUSTS TO 35 MPH IN THE EVENING.

* IMPACTS: SLICK AND SNOW COVERED ROADS AS WELL AS REDUCED 
  VISIBILITY. THIS INCLUDES HIGHWAYS 93 AND 95.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

NVZ016-020-022-071200-
/O.CON.KVEF.WW.Y.0009.131207T1800Z-131208T0600Z/
NORTHEAST CLARK COUNTY-LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...SUMMERLIN...BLUE DIAMOND...SEARCHLIGHT
258 PM PST FRI DEC 6 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 AM TO 10 PM
PST SATURDAY ABOVE 3000 FEET...

A WINTER WEATHER ADVISORY FOR AREAS ABOVE 3000 FEET IN THE CLARK
COUNTY DESERTS REMAINS IN EFFECT FROM 10 AM TO 10 PM PST SATURDAY.

* TIMING: PRECIPITATION IS EXPECTED TO DEVELOP IN THE LATE 
  MORNING TO EARLY AFTERNOON HOURS...BE MOST LIKELY IN THE MID 
  TO LATE AFTERNOON HOURS...THEN TAPER OFF IN THE EVENING HOURS. 

* SNOW LEVEL: ABOVE 3000 FEET.

* TOTAL SNOW ACCUMULATIONS: A COATING TO UP TO 2 INCHES WITH 
  THE GREATEST ACCUMULATIONS ON UNPAVED SURFACES. IN THE LAS 
  VEGAS VALLEY THE GREATEST CHANCES FOR ACCUMULATION WILL BE 
  IN SUMMERLIN ESPECIALLY IN NEIGHBORHOODS WEST OF THE 215 
  BELTWAY. 

* WINDS: SOUTH WIND 15 TO 20 MPH WITH GUSTS TO 35 MPH IN THE 
  AFTERNOON...BECOMING WEST IN THE EVENING.

* IMPACTS: SNOW AND SLICK COVERED ROADS AND REDUCED VISIBILITY. 
  ROADS IMPACTED WILL INCLUDE HIGHWAY 95 AS WELL THE WESTERN 
  PORTION OF THE 215 BELTWAY AS WELL AS THE WEST ENDS OF 
  SUMMERLIN PARKWAY...CHARLESTON BOULEVARD AND SAHARA AVENUE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

MORGAN
2 follow-up statements
000 
WWUS45 KVEF 071058
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
258 AM PST SAT DEC 7 2013

...SNOW FOR MUCH OF MOHAVE COUNTY AND SOUTHERN NEVADA TODAY...

.A QUICK MOVING STORM SYSTEM WILL MOVE ACROSS THE AREA TODAY BEFORE
HEADING EAST INTO UTAH AND ARIZONA TONIGHT. WITH COLD AIR ALREADY
IN PLACE ACROSS THE REGION...THIS SYSTEM WILL BE ABLE TO PRODUCE
SNOW DOWN TO AT LEAST THE 3000 FOOT LEVEL AND POTENTIALLY EVEN
LOWER.

CAZ519-072000-
/O.CON.KVEF.WS.W.0003.131207T1200Z-131208T0300Z/
EASTERN SIERRA SLOPES-
INCLUDING THE CITIES OF...ASPENDELL...WHITNEY PORTAL
258 AM PST SAT DEC 7 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING FOR THE EASTERN SIERRA SLOPES.

* TIMING: SNOW WILL FALL THIS MORNING...THEN HIGH WINDS WILL FOLLOW
  IN THE AFTERNOON.

* SNOW LEVEL: BELOW 5000 FEET.

* TOTAL SNOW ACCUMULATIONS: 3 TO 6 INCHES WITH LOCALLY HIGHER 
  AMOUNTS NEAR THE CREST.

* WINDS: WEST WINDS GUSTING UP TO 70 MPH IN THE AFTERNOON.

* IMPACTS: BLOWING SNOW WILL CAUSE VERY POOR VISIBILITY AND 
  HAZARDOUS DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW MEANS SEVERE
WINTER WEATHER CONDITIONS ARE EXPECTED. ONLY TRAVEL IN AN
EMERGENCY SINCE SNOW AND HIGH WINDS ARE FORECAST THAT WILL MAKE
TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

CAZ521-072000-
/O.EXB.KVEF.WW.Y.0009.131207T1200Z-131208T0300Z/
WHITE MOUNTAINS OF INYO COUNTY-
258 AM PST SAT DEC 7 2013

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 7 PM PST THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 7 PM PST THIS
EVENING FOR THE WHITE MOUNTAINS OF INYO COUNTY.

* TIMING: SNOW IS EXPECTED TO DEVELOP THIS MORNING AND CONTINUE INTO
  THE AFTERNOON HOURS...THEN TAPER OFF IN THE EVENING.

* SNOW LEVEL: ABOVE 3000 FEET.

* TOTAL SNOW ACCUMULATIONS: 1 TO 3 INCHES WITH LOCALLY HIGHER
  AMOUNTS.

* WINDS: WEST TO NORTHWEST 15 TO 25 MPH.

* IMPACTS: SNOW AND SLICK COVERED ROADS AND REDUCED VISIBILITY.
  LOCATIONS IMPACTED INCLUDE WESTGARD PASS AND BRISTLECONE PINE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

NVZ014-072000-
/O.CON.KVEF.WW.Y.0009.131207T1200Z-131208T0600Z/
ESMERALDA AND CENTRAL NYE COUNTY-
INCLUDING THE CITIES OF...BEATTY...GOLDFIELD...SILVER PEAK...DYER
258 AM PST SAT DEC 7 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING FOR ESMERALDA AND CENTRAL NYE COUNTIES.

* TIMING: SNOW IS EXPECTED TO BEGIN EARLY THIS MORNING ACROSS
  ESMERALDA COUNTY AND BY MID TO LATE MORNING ACROSS CENTRAL NYE
  COUNTY...THEN CONTINUE THROUGH THE AFTERNOON AND TAPER OFF DURING
  THE LATE AFTERNOON TO EVENING HOURS FROM WEST TO EAST.

* SNOW LEVEL: 3000 FEET.

* TOTAL SNOW ACCUMULATIONS: 2 TO 4 INCHES ACROSS THE NORTHERN 
  HALF OF THE NEVADA NATIONAL SECURITY SITE WITH 1 TO 2 INCHES 
  IN ESMERALDA COUNTY. UP TO AN INCH OF SNOW IS EXPECTED IN 
  AND AROUND BEATTY.

* WINDS: SOUTHERLY WINDS OF 10 TO 15 MPH ARE EXPECTED THROUGH 
  SATURDAY AFTERNOON WITH WINDS SHIFTING THE NORTHWEST AT 15 
  TO 25 MPH WITH GUSTS TO 35 MPH SATURDAY EVENING.

* IMPACTS: SLICK AND SNOW COVERED ROADS AND REDUCED VISIBILITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

AZZ001-003-072000-
/O.CON.KVEF.WW.Y.0009.131207T1800Z-131208T0600Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...KINGMAN...
DOLAN SPRINGS...VALENTINE
358 AM MST SAT DEC 7 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 AM THIS
MORNING TO 11 PM MST THIS EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 AM THIS
MORNING TO 11 PM MST THIS EVENING FOR THE NORTHWEST PLATEAU AND
NORTHWEST DESERTS.

* TIMING: PRECIPITATION IS EXPECTED TO DEVELOP LATE THIS MORNING
  INTO THIS AFTERNOON...BE MOST LIKELY LATE THIS AFTERNOON INTO
  EARLY THIS EVENING...THEN TAPER OFF LATER IN THE EVENING.

* SNOW LEVEL: 3000 TO 4000 FEET LOWERING TO 2500 FEET.

* TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 5000 FEET WITH 
  1 TO 3 INCHES BETWEEN 3000 AND 5000 FEET.

* WINDS: SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH IN 
  THE AFTERNOON BECOMING WEST 10 TO 20 MPH WITH GUSTS TO 30 MPH 
  IN THE EVENING. 

* IMPACTS: SLICK AND SNOW COVERED ROADS AND REDUCED VISIBILITY. 
  A FEW SMALL TREES OR SMALL TREE BRANCHES MAY BREAK OR BEND 
  DUE TO THE SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

NVZ018-019-072000-
/O.CON.KVEF.WW.Y.0009.131207T1800Z-131208T0600Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING...THE TOWN OF MT CHARLESTON...RED ROCK
258 AM PST SAT DEC 7 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 AM THIS
MORNING TO 10 PM PST THIS EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 AM THIS
MORNING TO 10 PM PST THIS EVENING FOR THE SPRING MOUNTAINS AND SHEEP
RANGE.

* TIMING: SNOW IS EXPECTED TO DEVELOP BY THE MID TO LATE MORNING AND
  LAST THROUGH THE AFTERNOON...THEN TAPER OFF IN THE EVENING.

* SNOW LEVEL: 3000 FEET.

* TOTAL SNOW ACCUMULATIONS: 3 TO 6 INCHES ABOVE 6000 FEET WITH 
  1 TO 3 INCHES BELOW 6000 FEET.

* WINDS: SOUTH WINDS OF 10 TO 20 MPH WITH GUSTS TO 30 MPH IN THE
  MORNING BECOMING WEST TO SOUTHWEST 25 TO 35 MPH WITH GUSTS TO 50
  MPH IN THE AFTERNOON AND EARLY EVENING.

* IMPACTS: SLICK AND SNOW COVERED ROADS AND HIKING TRAILS AS 
  WELL AS REDUCED VISIBILITY. THIS WILL INCLUDE ALL PORTIONS 
  OF THE RED ROCK CANYON NATIONAL CONSERVATION AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

NVZ015-017-072000-
/O.CON.KVEF.WW.Y.0009.131207T1200Z-131208T0600Z/
LINCOLN COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
INCLUDING THE CITIES OF...CALIENTE...PIOCHE...PANACA...HIKO...
ALAMO...RACHEL...INDIAN SPRINGS...DESERT ROCK
258 AM PST SAT DEC 7 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING ABOVE 3000 FEET...

A WINTER WEATHER ADVISORY ABOVE 3000 FEET REMAINS IN EFFECT UNTIL
10 PM PST THIS EVENING FOR LINCOLN...WESTERN CLARK AND SOUTHERN NYE
COUNTIES.

* TIMING: SNOW IS EXPECTED TO DEVELOP BY THE MID TO LATE MORNING AND
  LAST THROUGH THE AFTERNOON...THEN TAPER OFF IN THE EVENING. SNOW
  SHOULD LAST THE LONGEST IN LINCOLN COUNTY WHERE IT COULD FALL FOR
  A 3 TO 6 HOUR PERIOD.

* SNOW LEVEL: ABOVE 3000 FEET.

* TOTAL SNOW ACCUMULATIONS: 3 TO 6 INCHES ACROSS NORTHERN AND
  EAST CENTRAL LINCOLN COUNTY WHICH INCLUDES AREAS SUCH AS 
  CALIENTE...PANACA AND PIOCHE AS WELL AS HIGHWAY 93 NORTH OF
  PIOCHE TOWARD THE WHITE PINE COUNTY LINE. ELSEWHERE 1 TO 3 
  INCHES OF SNOW IS EXPECTED WHICH INCLUDES ALAMO...HIKO... 
  RACHEL IN LINCOLN COUNTY...INDIAN SPRINGS IN CLARK COUNTY 
  AND IN NYE COUNTY AMARGOSA VALLEY...MERCURY AND PORTIONS OF 
  THE PAHRUMP VALLEY.

* WINDS: SOUTH WINDS OF 10 TO 20 MPH WITH GUSTS TO 30 MPH IN 
  THE MORNING AND AFTERNOON HOURS BECOMING WEST AT 10 TO 20 
  MPH WITH GUSTS TO 35 MPH IN THE EVENING.

* IMPACTS: SLICK AND SNOW COVERED ROADS AS WELL AS REDUCED 
  VISIBILITY. THIS INCLUDES HIGHWAYS 93 AND 95.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

NVZ016-020-022-072000-
/O.CON.KVEF.WW.Y.0009.131207T1800Z-131208T0600Z/
NORTHEAST CLARK COUNTY-LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...SUMMERLIN...BLUE DIAMOND...SEARCHLIGHT
258 AM PST SAT DEC 7 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 AM THIS
MORNING TO 10 PM PST THIS EVENING ABOVE 3000 FEET...

A WINTER WEATHER ADVISORY ABOVE 3000 FEET REMAINS IN EFFECT FOR THE
CLARK COUNTY DESERTS FROM 10 AM THIS MORNING TO 10 PM PST THIS
EVENING.

* TIMING: PRECIPITATION IS EXPECTED TO DEVELOP IN THE LATE MORNING
  AND CONTINUE INTO THE AFTERNOON HOURS...THEN TAPER OFF IN THE LATE
  AFTERNOON OR EARLY EVENING HOURS.

* SNOW LEVEL: ABOVE 3000 FEET.

* TOTAL SNOW ACCUMULATIONS: A COATING TO UP TO 2 INCHES WITH THE
  GREATEST ACCUMULATIONS POSSIBLE ON UNPAVED SURFACES IN THE FAR
  WESTERN VALLEY...ESPECIALLY IN NEIGHBORHOODS WEST OF THE 215
  BELTWAY.

* WINDS: SOUTH WIND 15 TO 20 MPH WITH GUSTS TO 35 MPH IN THE 
  AFTERNOON...BECOMING WEST IN THE EVENING.

* IMPACTS: SLICK...WET ROADWAYS AND REDUCED VISIBILITY. SNOW COULD
  IMPACT HIGHWAY 95...THE WESTERN PORTION OF THE 215 BELTWAY AND THE
  WESTERN PORTIONS OF SUMMERLIN PARKWAY...CHARLESTON BOULEVARD AND
  SAHARA AVENUE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
000 
WWUS45 KVEF 071807
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1007 AM PST SAT DEC 7 2013

.RELATIVE WARM SOUTHWEST WINDS WILL CAUSE SNOW LEVELS TO RAISE
ABOVE 4000 FEET ACROSS CLARK COUNTY NEVADA AND CENTRAL MOHAVE COUNTY
ARIZONA THROUGH THE AFTERNOON. THIS WILL KEEP ANY SIGNIFICANT SNOW
ACCUMULATIONS CONFINED TO THE MOUNTAINS. ALSO...SIGNIFICANT SNOW
ACCUMULATIONS ARE STILL EXPECTED ACROSS LINCOLN COUNTY NEVADA AND
NORTHERN MOHAVE COUNTY ARIZONA THE REST OF TODAY.

CAZ519-071915-
/O.CAN.KVEF.WS.W.0003.000000T0000Z-131208T0300Z/
EASTERN SIERRA SLOPES-
INCLUDING THE CITIES OF...ASPENDELL...WHITNEY PORTAL
1007 AM PST SAT DEC 7 2013

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE
WINTER STORM WARNING FOR THE EAST SLOPES OF THE SOUTHERN SIERRA. THE
MAIN BAND OF SNOW HAS SHIFTED SOUTH AND EAST OF THE SIERRA AND
SIGNIFICANT ACCUMULATIONS ARE NOT EXPECTED THE REST OF TODAY.

$$

NVZ020-022-071915-
/O.CAN.KVEF.WW.Y.0009.000000T0000Z-131208T0600Z/
LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...SUMMERLIN...BLUE DIAMOND...SEARCHLIGHT
1007 AM PST SAT DEC 7 2013

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE
WINTER WEATHER ADVISORY FOR THE CLARK COUNTY DESERTS ABOVE 3000
FEET. RELATIVELY WARM SOUTHWEST WINDS WILL CAUSE SNOW LEVELS TO
RAISE ABOVE 4000 FEET THROUGH EARLY AFTERNOON AND ONLY LIGHT RAIN
SHOWERS ARE NOW EXPECTED FOR THE CLARK COUNTY DESERTS THE REST OF
TODAY.

$$

NVZ017-071915-
/O.CAN.KVEF.WW.Y.0009.000000T0000Z-131208T0600Z/
WESTERN CLARK AND SOUTHERN NYE COUNTY-
INCLUDING THE CITIES OF...INDIAN SPRINGS...DESERT ROCK
1007 AM PST SAT DEC 7 2013

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE
WINTER WEATHER ADVISORY FOR THE WESTERN CLARK COUNTY AND SOUTHERN
NYE COUNTY DESERTS. RELATIVELY WARM SOUTHWEST WINDS WILL CAUSE
SNOW LEVELS TO RAISE ABOVE 4000 FEET THROUGH EARLY AFTERNOON AND
ONLY LIGHT RAIN SHOWERS ARE NOW EXPECTED FOR THE DESERTS OF WESTERN
CLARK COUNTY AND SOUTHERN NYE COUNTY THE REST OF TODAY.

$$

CAZ521-071915-
/O.CAN.KVEF.WW.Y.0009.000000T0000Z-131208T0300Z/
WHITE MOUNTAINS OF INYO COUNTY-
1007 AM PST SAT DEC 7 2013

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE
WINTER WEATHER ADVISORY. THE MAIN BAND OF SNOW HAS SHIFTED SOUTH AND
EAST OF THE WHITE MOUNTAINS OF INYO COUNTY AND SIGNIFICANT SNOW
ACCUMULATIONS ARE NOT EXPECTED THE REST OF TODAY.

$$

NVZ014-080000-
/O.CON.KVEF.WW.Y.0009.000000T0000Z-131208T0600Z/
ESMERALDA AND CENTRAL NYE COUNTY-
INCLUDING THE CITIES OF...BEATTY...GOLDFIELD...SILVER PEAK...DYER
1007 AM PST SAT DEC 7 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING FOR CENTRAL NYE COUNTY.

* TIMING: SNOW WILL CONTINUE ACROSS CENTRAL NYE COUNTY THROUGH EARLY
  AFTERNOON THEN TAPER OFF DURING THE LATE AFTERNOON FROM WEST TO
  EAST.

* SNOW LEVEL: TO THE VALLEY FLOORS.

* TOTAL SNOW ACCUMULATIONS: 2 TO 4 INCHES ACROSS THE NORTHERN HALF
  OF THE NEVADA NATIONAL SECURITY SITE.

* WINDS: SOUTHERLY WINDS OF 10 TO 15 MPH ARE EXPECTED THROUGH THIS
  AFTERNOON WITH WINDS SHIFTING THE NORTHWEST AT 15 TO 25 MPH WITH
  GUSTS TO 35 MPH THIS EVENING.

* IMPACTS: SLICK AND SNOW COVERED ROADS AND REDUCED VISIBILITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

AZZ001-003-080000-
/O.CON.KVEF.WW.Y.0009.000000T0000Z-131208T0600Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...KINGMAN...
DOLAN SPRINGS...VALENTINE
1107 AM MST SAT DEC 7 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING FOR THE NORTHWEST PLATEAU AND NORTHWEST DESERTS OF ARIZONA.

* TIMING: PRECIPITATION IS EXPECTED TO DEVELOP LATE THIS MORNING 
  INTO THIS AFTERNOON...BE MOST LIKELY LATE THIS AFTERNOON INTO 
  EARLY THIS EVENING...THEN TAPER OFF LATER IN THE EVENING. 

* SNOW LEVEL: TO THE VALLEY FLOORS IN NORTHERN MOHAVE COUNTY AND
  ABOVE 4000 FEET IN CENTRAL AND SOUTHERN MOHAVE COUNTY.

* TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 5000 FEET WITH 1 TO
  3 INCHES BETWEEN 4000 AND 5000 FEET.

* WINDS: SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH IN 
  THE AFTERNOON BECOMING WEST 10 TO 20 MPH WITH GUSTS TO 30 
  MPH IN THE EVENING.

* IMPACTS: SLICK AND SNOW COVERED ROADS AND REDUCED VISIBILITY. 
  A FEW SMALL TREES OR SMALL TREE BRANCHES MAY BREAK OR BEND 
  DUE TO THE SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

NVZ018-019-080000-
/O.CON.KVEF.WW.Y.0009.000000T0000Z-131208T0600Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING...THE TOWN OF MT CHARLESTON...RED ROCK
1007 AM PST SAT DEC 7 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING FOR THE SPRING MOUNTAINS AND SHEEP RANGE. 

* TIMING: SNOW WILL CONTINUE THROUGH THE AFTERNOON...THEN TAPER OFF
  IN THE EVENING.

* SNOW LEVEL: 4000-4500 FEET.

* TOTAL SNOW ACCUMULATIONS: 3 TO 6 INCHES ABOVE 6000 FEET WITH 1 TO
  3 INCHES BETWEEN 4000 AND 6000 FEET.

* WINDS: SOUTH WINDS OF 10 TO 20 MPH WITH GUSTS TO 30 MPH IN 
  THE MORNING BECOMING WEST TO SOUTHWEST 25 TO 35 MPH WITH 
  GUSTS TO 50 MPH IN THE AFTERNOON AND EARLY EVENING. 

* IMPACTS: SLICK AND SNOW COVERED ROADS AND HIKING TRAILS AS 
  WELL AS REDUCED VISIBILITY. THIS WILL INCLUDE ALL PORTIONS 
  OF THE RED ROCK CANYON NATIONAL CONSERVATION AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

NVZ016-080000-
/O.CON.KVEF.WW.Y.0009.000000T0000Z-131208T0600Z/
NORTHEAST CLARK COUNTY-
1007 AM PST SAT DEC 7 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING ABOVE 3000 FEET...

A WINTER WEATHER ADVISORY ABOVE 3000 FEET REMAINS IN EFFECT UNTIL
10 PM PST THIS EVENING FOR NORTHEAST CLARK COUNTY

* TIMING: PRECIPITATION IS EXPECTED TO DEVELOP IN THE LATE 
  MORNING AND CONTINUE INTO THE AFTERNOON HOURS...THEN TAPER OFF 
  IN THE LATE AFTERNOON OR EARLY EVENING HOURS. 

* SNOW LEVEL: ABOVE 3000 FEET.

* TOTAL SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 2 TO 4 INCHES CAN
  BE EXPECTED IN THE HIGHER TERRAIN OF NORTHEAST CLARK COUNTY.

* WINDS: SOUTH WIND 15 TO 20 MPH WITH GUSTS TO 35 MPH IN THE 
  AFTERNOON...BECOMING WEST IN THE EVENING.

* IMPACTS: SLICK...WET ROADWAYS AND REDUCED VISIBILITY. SNOW
  COULD IMPACT HIGHWAY 95...THE WESTERN PORTION OF THE 215 
  BELTWAY AND THE WESTERN PORTIONS OF SUMMERLIN PARKWAY... 
  CHARLESTON BOULEVARD AND SAHARA AVENUE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

NVZ015-080000-
/O.CON.KVEF.WW.Y.0009.000000T0000Z-131208T0600Z/
LINCOLN COUNTY-
INCLUDING THE CITIES OF...CALIENTE...PIOCHE...PANACA...HIKO...
ALAMO...RACHEL
1007 AM PST SAT DEC 7 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING ABOVE 3000 FEET...

A WINTER WEATHER ADVISORY ABOVE 3000 FEET REMAINS IN EFFECT UNTIL
10 PM PST THIS EVENING FOR LINCOLN COUNTY. 

* TIMING: PERIODS OF SNOW WILL CONTINUE THROUGH THE AFTERNOON...THEN
  TAPER OFF IN THE EVENING. 

* SNOW LEVEL: ABOVE 3000 FEET.

* TOTAL SNOW ACCUMULATIONS: 3 TO 6 INCHES ACROSS NORTHERN AND EAST
  CENTRAL LINCOLN COUNTY WHICH INCLUDES AREAS SUCH AS
  CALIENTE...PANACA AND PIOCHE AS WELL AS HIGHWAY 93 NORTH OF PIOCHE
  TOWARD THE WHITE PINE COUNTY LINE. ELSEWHERE 1 TO 3 INCHES OF SNOW
  IS EXPECTED WHICH INCLUDES ALAMO...HIKO AND RACHEL.

* WINDS: SOUTH WINDS OF 10 TO 20 MPH WITH GUSTS TO 30 MPH IN 
  THE MORNING AND AFTERNOON HOURS BECOMING WEST AT 10 TO 20 
  MPH WITH GUSTS TO 35 MPH IN THE EVENING.

* IMPACTS: SLICK AND SNOW COVERED ROADS AS WELL AS REDUCED 
  VISIBILITY. THIS INCLUDES HIGHWAYS 93 AND 95.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

What forecasters said that day

The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Las Vegas, NV wrote its last area forecast discussion before this winter storm warning went out at Dec 6, 9:00 AM PST, 5 hours 58 minutes earlier.

Area forecast discussion, Dec 6, 9:00 AM PST, 5 hours 58 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
900 AM PST FRI DEC 6 2013

.SYNOPSIS...UNSEASONABLY COLD WEATHER WILL CONTINUE ACROSS THE AREA
THROUGH EARLY NEXT WEEK WITH BELOW FREEZING TEMPERATURES IN MANY
LOWER DESERT ELEVATIONS AT NIGHT. A STORM SYSTEM IS EXPECTED TO MOVE
ACROSS THE AREA ON SATURDAY BRINGING AN INCREASING CHANCE OF
PRECIPITATION. SNOW COULD BE SEEN AS LOW AS 2500 FEET IN SOME AREAS.
GUSTY WINDS ARE EXPECTED ACROSS THE AREA SATURDAY INTO SATURDAY
NIGHT WHICH COULD BRING ADDITIONAL HARD FREEZE CONDITIONS TO THE
REGION EARLY NEXT WEEK.
&&

.UPDATE...ALLOWED THE FREEZE WARNINGS TO EXPIRE ON SCHEDULE. NO
OTHER CHANGES AT THIS TIME.
&&

.PREV DISCUSSION...
217 AM PST FRI DEC 6 2013

.SHORT TERM...FRIDAY AND SATURDAY. MODELS SHOW THE NEXT STRONG
SHORTWAVE TAKING SHAPE OFF THE PACIFIC NW COAST AND IS FORECAST TO
DIVE SOUTH ALONG THE COAST THROUGH THE DAY. LITTLE TO NO IMPACT IS
EXPECTED ACROSS THE AREA UNTIL TONIGHT WHEN CHANCES FOR SNOW
INCREASE ACROSS THE SIERRA. FOR TODAY...TEMPERATURES WILL BE SLOW TO
WARM AFTER A COLD MORNING START WITH HIGHS TOPPING OUT CLOSE TO WHAT
WAS SEEN YESTERDAY. WINDS FOR THE MOST PART WILL BE LIGHT BUT WILL
PICK UP OUT OF THE SOUTH ACROSS THE WESTERN REGIONS OF THE AREA.

THE STORM SYSTEM WILL SINK INTO THE AREA TONIGHT AND SATURDAY
BRINGING INCREASING CHANCES OF PRECIPITATION...FIRST TO THE SIERRA
AND NORTHERN ZONES SATURDAY MORNING AND EVENTUALLY SPREADING TO MUCH
OF THE REST OF THE AREA SATURDAY AFTERNOON AND EVENING. THE CORE OF
THE SYSTEM IS FORECAST TO MOVE ACROSS THE NORTHERN GREAT BASIN WITH
AN ASSOCIATED 150 KT JET PROVIDING BROAD SCALE LIFT ACROSS CENTRAL
AND SOUTHERN NEVADA AND NORTHWEST ARIZONA. MODEL QPF FORECASTS ARE
NOT OVERLY IMPRESSIVE WITH TOTAL AMOUNTS RANGING FROM .10 TO .30
INCHES DEPENDING ON THE MODEL. THIS TRANSLATES TO SNOW AMOUNTS
GENERALLY RANGING FROM A DUSTING IN THE LOWER ELEVATIONS TO 3 INCHES
OR SO IN THE HIGHER ELEVATIONS. LOCALLY GREATER AMOUNTS ARE POSSIBLE
WHERE SNOWFALL INTENSITY IS ENHANCED IN MORE ORGANIZED SNOW BANDS.
NOT TOTALLY CONVINCED THE LAS VEGAS VALLEY WILL SEE ACCUMULATING
SNOW GIVEN THE TIME OF DAY WHEN THE DEEPEST MOISTURE AND BEST LIFT
IS FORECAST AND QPF FORECASTS OF A TENTH OR LESS. REGARDLESS...SNOW
FLURRIES SEEM REASONABLE WITH THE ARRIVAL OF REINFORCING COLD AIR.
TEMPERATURES ARE FORECAST TO WARM SEVERAL DEGREES SATURDAY...WELL
INTO THE 40S IN LAS VEGAS. HOWEVER...CLOUD COVER COULD PLAY A BIG
PART IN HOW COLD MORNING TEMPS ARE AND HOW MUCH IT WARMS DURING THE
DAY. DUE TO THE ADDED CLOUD COVER...HARD FREEZE WARNINGS PROBABLY
WILL NOT BE NEEDED FOR SATURDAY.

.LONG TERM...SUNDAY THROUGH THURSDAY...A FEW SNOW SHOWERS MAY LAST
INTO SUNDAY MORNING OVER NORTHEAST MOHAVE COUNTY BEFORE THE
SHORTWAVE EXITS EAST. A SECONDARY FEATURE MOVING SOUTH ACROSS UTAH
SUNDAY NIGHT LOOKS TO BE DRY...BUT WILL LIKELY BRING WITH IT AN
INCREASE IN NORTH WINDS ON MONDAY...ESPECIALLY DOWN THE COLORADO
RIVER VALLEY. AN ADVISORY MAY NEED TO BE CONSIDERED BY LATER SHIFTS.
FOR US DESERT DWELLERS...BONE CHILLING TEMPERATURES WILL PERSIST AT
LEAST INTO WEDNESDAY MORNING WITH ADDITIONAL HARD FREEZE HEADLINES
LIKELY NEEDED. HIGH TEMPERATURES WILL CONTINUE TO RUN ABOUT 20
DEGREES BELOW NORMAL SUNDAY AND MONDAY...WITH VALUES ABOUT 10
DEGREES BELOW NORMAL TUESDAY AND WEDNESDAY. ONLY SLIGHT MODERATION
IN THE TEMPERATURES IS EXPECTED BY THURSDAY AS WINDS ALOFT FINALLY
TRANSITION TO A WESTERLY DIRECTION AS A TROUGH APPROACHES THE
PACIFIC NORTHWEST COAST. LATEST MODELS HAVE SLOWED THIS SYSTEM SO
DID DELAY THE ONSET OF SHOWERS UNTIL AFTER THURSDAY AFTERNOON.

.AVIATION...FOR MCCARRAN...COLD WEATHER WITH NO OPERATIONALLY
SIGNIFICANT CLOUDS OR WINDS EXPECTED TODAY. STRONGER SOUTHWEST WINDS
WILL DEVELOP SATURDAY MORNING AND CONTINUE INTO THE AFTERNOON. GUSTS
OF 25-30KTS ARE POSSIBLE. THERE WILL BE A CHANCE OF RAIN AND SNOW ON
SATURDAY WHICH COULD RESULT IN LOW CEILINGS...PARTICULARLY DURING
THE AFTERNOON AND EARLY EVENING.

FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST
CALIFORNIA...COLD WEATHER WITH NO OPERATIONALLY SIGNIFICANT CLOUDS
OR WINDS CAN BE EXPECTED TODAY...THEN A STORM SYSTEM WILL BRING A
CHANCE OF RAIN AND LOW ELEVATION SNOW SATURDAY WHICH COULD RESULT IN
A PERIOD OF LOW CEILINGS. STRONG SOUTHWEST WINDS WILL DEVELOP ON
SATURDAY WITH THE STRONGEST WINDS IN THE SIERRA AND IN THE VICINITY
OF KDAG WHERE GUSTS OF 40 TO 50 KTS ARE POSSIBLE.
&&

.VEF WATCHES/WARNINGS/ADVISORIES...
NV...WINTER WEATHER ADVISORY FROM 10 AM TO 10 PM PST SATURDAY FOR
     NVZ016-018>020-022.
     WINTER WEATHER ADVISORY FROM 4 AM TO 10 PM PST SATURDAY FOR
     NVZ014-015-017.
AZ...WINTER WEATHER ADVISORY FROM 11 AM TO 11 PM MST SATURDAY FOR
     AZZ001-003.
CA...HIGH WIND WATCH FROM SATURDAY MORNING THROUGH SATURDAY EVENING
     FOR CAZ519-523.
&&

MORGAN/SALMEN/PIERCE

FOR MORE FORECAST INFORMATION...SEE US ON OUR WEBPAGE:

HTTP://WEATHER.GOV/LASVEGAS OR FOLLOW US ON FACEBOOK AND TWITTER
Hazardous weather outlook, Dec 6, 3:29 AM PST, 11 hours 29 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LAS VEGAS NV
329 AM PST FRI DEC 6 2013

CAZ519>521-070800-
EASTERN SIERRA SLOPES-OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY-
329 AM PST FRI DEC 6 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT

DRY AND COLD CONDITIONS WILL OCCUR TODAY WITH HIGH TEMPERATURES
AGAIN SOME 15 TO 20 DEGREES BELOW NORMAL.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A HIGH WIND WATCH HAS BEEN ISSUED FROM 10 AM SATURDAY MORNING
THROUGH 10 PM SATURDAY EVENING. WIND GUSTS UP TO 70 MPH POSSIBLE
NEAR RIDGETOPS AND NEAR CANYON OPENINGS OF THE EASTERN SIERRA
SLOPES. SNOW WILL SPREAD INTO THE AREA BEGINNING LATE FRIDAY NIGHT
WITH SNOW LIKELY AREA WIDE BY SATURDAY. THERE IS POTENTIAL FOR
SEVERAL INCHES OF SNOW IN THE HIGHER ELEVATIONS. EXPECT TO ENCOUNTER
WINTER DRIVING CONDITIONS. PRECIPITATION CHANCES WILL END QUICKLY
FROM WEST TO EAST SATURDAY EVENING. DRY AND COLD CONDITIONS WILL
OCCUR THROUGH MID- WEEK. SOME MODERATION IN TEMPERATURES IS EXPECTED
BY WEDNESDAY AND THURSDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. HOWEVER...
SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

AZZ001-003-036-NVZ014>022-070800-
NORTHWEST PLATEAU-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-
ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY-
NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
SHEEP RANGE-SPRING MOUNTAINS-LAS VEGAS VALLEY-
SOUTHERN CLARK COUNTY-
329 AM PST FRI DEC 6 2013 /429 AM MST FRI DEC 6 2013/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST
ARIZONA AND SOUTHERN NEVADA.

.DAY ONE...TODAY AND TONIGHT

DRY AND COLD CONDITIONS WILL OCCUR TODAY WITH HIGH TEMPERATURES
AGAIN SOME 15 TO 20 DEGREES BELOW NORMAL. SLIGHTLY WARMER
TEMPERATURES ARE EXPECTED TONIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A STORM WILL BRING MOSTLY SNOW TO THE AREA SATURDAY WITH SNOW
LEVELS DOWN TO 2500 TO 3000 FEET. CONFIDENCE IN SNOW AMOUNTS AND
LOCATIONS IS LOW AT THIS TIME BUT IT LOOKS LIKE SEVERAL INCHES OF
SNOW IS POSSIBLE IN MOST AREAS ABOVE 3500 FEET ON SATURDAY. EXPECT
WINTER DRIVING CONDITIONS. PRECIPITATION CHANCES WILL END FROM WEST
TO EAST SATURDAY EVENING. GUSTY NORTH WINDS ARE EXPECTED ACROSS THE
LAKE MEAD NATIONAL RECREATION AREA MONDAY. AN ADVISORY MAY NEED TO
BE CONSIDERED BY LATER SHIFTS. DRY AND COLD CONDITIONS WILL OCCUR
THROUGH MID-WEEK. SOME MODERATION IN TEMPERATURES IS EXPECTED BY
WEDNESDAY AND THURSDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. HOWEVER...
SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

CAZ522>526-070800-
DEATH VALLEY NATIONAL PARK-WESTERN MOJAVE DESERT-
EASTERN MOJAVE DESERT-MORONGO BASIN-CADIZ BASIN-
329 AM PST FRI DEC 6 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT

DRY AND COLD CONDITIONS WILL OCCUR TODAY WITH HIGH TEMPERATURES
AGAIN SOME 15 TO 20 DEGREES BELOW NORMAL. SLIGHTLY WARMER
TEMPERATURES ARE EXPECTED TONIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A STORM WILL BRING LIGHT RAIN AND SNOW TO THE AREA SATURDAY WITH
SNOW LEVELS DOWN TO 2500 TO 3000 FEET. CONFIDENCE IN SNOW AMOUNTS
AND LOCATIONS IS LOW AT THIS TIME BUT IT LOOKS LIKE ONLY A TRACE
OF SNOW IS POSSIBLE IN MOST AREAS ABOVE 3500 FEET ON SATURDAY.
WINTER DRIVING CONDITIONS ARE POSSIBLE. PRECIPITATION CHANCES WILL
END FROM WEST TO EAST SATURDAY EVENING. GUSTY WEST WINDS ARE
EXPECTED ACROSS NORTHWEST SAN BERNARDINO COUNTY ON SATURDAY AS WELL.
THE WIND MAY PRODUCE AREAS OF BLOWING DUST AND SAND NEAR DRY LAKE
BEDS. DRY AND COLD CONDITIONS WILL OCCUR THROUGH MID-WEEK. SOME
MODERATION IN TEMPERATURES IS EXPECTED BY WEDNESDAY AND THURSDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. HOWEVER...
SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

AZZ002-CAZ527-070800-
LOWER COLORADO RIVER VALLEY-SAN BERNARDINO COUNTY-
UPPER COLORADO RIVER VALLEY-
329 AM PST FRI DEC 6 2013 /429 AM MST FRI DEC 6 2013/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST
ARIZONA AND CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT

DRY AND COLD CONDITIONS WILL OCCUR TODAY WITH HIGH TEMPERATURES
AGAIN SOME 15 TO 20 DEGREES BELOW NORMAL. SLIGHTLY WARMER
TEMPERATURES ARE EXPECTED TONIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME. THERE WILL BE A
CHANCE OF RAIN SATURDAY AS A STORM SYSTEM MOVES INTO THE AREA. A
COLD AND DRY NORTH TO NORTHWEST FLOW WILL DEVELOP SATURDAY NIGHT AND
CONTINUE THROUGH TUESDAY. BRISK NORTH WINDS WILL LIKELY DEVELOP DOWN
THE COLORADO RIVER VALLEY ON MONDAY. AN ADVISORY MAY NEED TO
BE CONSIDERED BY LATER SHIFTS. SOME MODERATION IN TEMPERATURES
IS EXPECTED BY WEDNESDAY AND THURSDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. HOWEVER...
SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 6, 2:58 PM PSTHigh Wind WarningVEFSan Bernardino28 hr
Dec 6, 2:58 PM PSTWind AdvisoryVEFSan Bernardino28 hr

Nearby

Winter Storm Warnings in California, 2013Every winter storm warning in 2013

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.