Alert archive / California / High Wind Watches in 2012

High Wind Watch 16, NWS Las Vegas, NV

November 28, 2012Inyo County, California

NWS Las Vegas, NV issued this high wind watch at Nov 28, 2012, 3:22 PM PST for Inyo County, California. It took effect at Dec 2, 2012, 4:00 AM PST. It was in force for .

The area

The counties it named.

The facts

Issued
Nov 28, 2012, 3:22 PM PST (23:22 UTC)
In effect from
Dec 2, 2012, 4:00 AM PST
Expired
Dec 1, 2012, 2:52 PM PST
In force
Issued by
NWS Las Vegas, NV

County Inyo County, CA

The nearest sounding before it

Las Vegas, NV (KVEF), launched 12:00Z, 11.4 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 2012-11-28Temperature 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 2012-11-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 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
2555 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
106 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.

576 
WWUS75 KVEF 282322
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
322 PM PST WED NOV 28 2012

...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN
THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE
EASTERN SIERRA SLOPES AND OWENS VALLEY FRIDAY THROUGH EARLY
SUNDAY AFTERNOON.

CAZ519-520-291230-
/O.NEW.KVEF.HW.A.0016.121130T0800Z-121202T2100Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP...
INDEPENDENCE...LONE PINE...OLANCHA
322 PM PST WED NOV 28 2012

...HIGH WIND WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH
SUNDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND
WATCH FOR THE EASTERN SIERRA SLOPES AND OWENS VALLEY...WHICH IS
IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SUNDAY AFTERNOON.

* WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 
  MPH ARE EXPECTED. 

* TIMING: THOUGH CONFIDENCE IN EXACT TIMING OF THE STRONGEST WINDS
  IS LOW...THE POTENTIAL FOR STRONG WINDS IS HIGH. AT THIS TIME
  THE STRONGEST WINDS ARE EXPECTED LATE FRIDAY MORNING...OVERNIGHT
  FRIDAY...AND SATURDAY EVENING THROUGH SUNDAY MORNING.

* LOCATIONS: ASPENDELL...WHITNEY PORTAL...BISHOP... 
  INDEPENDENCE...LONE PINE...OLANCHA

* IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF 
  NOT DANGEROUS...ALONG HIGHWAY 395 IN THE OWENS VALLEY... 
  ESPECIALLY FOR HIGH PROFILE VEHICLES. TREES AND POWER LINES 
  MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE 
  WILL BE BLOWN AWAY IF NOT SECURED.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH
WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR
FORECASTS FOR THE LATEST INFORMATION.

&&

$$

KENNEDY
9 follow-up statements
948 
WWUS75 KVEF 291209
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
409 AM PST THU NOV 29 2012

...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN
THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE
EASTERN SIERRA SLOPES AND OWENS VALLEY FRIDAY THROUGH EARLY SUNDAY
AFTERNOON.

CAZ519-520-292300-
/O.CON.KVEF.HW.A.0016.121130T0800Z-121202T2100Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP...
INDEPENDENCE...LONE PINE...OLANCHA
409 AM PST THU NOV 29 2012

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SUNDAY AFTERNOON...

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SUNDAY AFTERNOON FOR THE EASTERN SIERRA SLOPES AND OWENS VALLEY.

* WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75
  MPH POSSIBLE.

* TIMING: THOUGH CONFIDENCE IN EXACT TIMING OF THE STRONGEST 
  WINDS IS LOW...THE POTENTIAL FOR STRONG WINDS IS HIGH. AT 
  THIS TIME THE STRONGEST WINDS ARE EXPECTED LATE FRIDAY 
  MORNING...OVERNIGHT FRIDAY...AND SATURDAY EVENING THROUGH 
  SUNDAY MORNING.

* LOCATIONS: ASPENDELL...WHITNEY PORTAL...BISHOP... 
  INDEPENDENCE...LONE PINE...OLANCHA...HIGHWAY 395.

* IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF 
  NOT DANGEROUS...ALONG HIGHWAY 395 IN THE OWENS VALLEY... 
  ESPECIALLY FOR HIGH PROFILE VEHICLES. TREES AND POWER LINES 
  MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE 
  WILL BE BLOWN AWAY IF NOT SECURED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH
WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR
FORECASTS FOR THE LATEST INFORMATION.

&&

$$

PIERCE
260 
WWUS75 KVEF 292257
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
257 PM PST THU NOV 29 2012

...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN
THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE
EASTERN SIERRA SLOPES AND OWENS VALLEY FRIDAY THROUGH EARLY SUNDAY
AFTERNOON.

CAZ519-301215-
/O.NEW.KVEF.WI.Y.0048.121130T1200Z-121201T0500Z/
/O.EXT.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/
EASTERN SIERRA SLOPES-
INCLUDING...ASPENDELL...WHITNEY PORTAL
257 PM PST THU NOV 29 2012

...WIND ADVISORY IN EFFECT FROM 4 AM TO 9 PM PST FRIDAY...
...HIGH WIND WATCH NOW IN EFFECT FROM LATE SATURDAY NIGHT THROUGH
SUNDAY EVENING FOR THE EASTERN SIERRA SLOPES OF INYO COUNTY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR THE EASTERN SIERRA SLOPES OF INYO COUNTY...WHICH IS IN
EFFECT FROM 4 AM TO 9 PM PST FRIDAY. THE HIGH WIND WATCH IS NOW IN
EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING.

* WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 
  MPH POSSIBLE. 

* TIMING: THE STRONGEST WINDS ARE EXPECTED TO BEGIN EARLY FRIDAY
  MORNING...AND BEGIN TO DECREASE LATE FRIDAY AFTERNOON.

* LOCATIONS: ASPENDELL...WHITNEY PORTAL.

* IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT. TREES
  AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS
  OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH
WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR
FORECASTS FOR THE LATEST INFORMATION.

A WIND ADVISORY MEANS THAT CROSSWINDS ARE EXPECTED TO BE STRONG
ENOUGH TO MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. IN ADDITION...STRONG WINDS OVER DESERT AREAS COULD RESULT
IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER A MILE AT TIMES IN
BLOWING DUST OR BLOWING SAND. USE EXTRA CAUTION.

&&

$$

CAZ520-301215-
/O.EXT.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/
OWENS VALLEY-
INCLUDING...BISHOP...INDEPENDENCE...LONE PINE...
OLANCHA
257 PM PST THU NOV 29 2012

...HIGH WIND WATCH NOW IN EFFECT FROM LATE SATURDAY NIGHT THROUGH
SUNDAY EVENING...

THE HIGH WIND WATCH IS NOW IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY EVENING FOR THE OWENS VALLEY. 

* WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 MPH
  POSSIBLE.

* TIMING: THE STRONGEST WINDS ARE EXPECTED TO BEGIN TO DEVELOP
  EARLY SUNDAY MORNING...AND BEGIN TO DIMINISH EARLY SUNDAY EVENING.

* LOCATIONS: BISHOP... INDEPENDENCE...LONE
  PINE...OLANCHA...HIGHWAY 395.

* IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF 
  NOT DANGEROUS...ALONG HIGHWAY 395 IN THE OWENS VALLEY... 
  ESPECIALLY FOR HIGH PROFILE VEHICLES. TREES AND POWER LINES 
  MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE 
  WILL BE BLOWN AWAY IF NOT SECURED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH
WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR
FORECASTS FOR THE LATEST INFORMATION.

&&

$$

KENNEDY
366 
WWUS75 KVEF 301144
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
344 AM PST FRI NOV 30 2012

...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN
THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE
EASTERN SIERRA SLOPES AND OWENS VALLEY TODAY THROUGH EARLY SUNDAY
AFTERNOON.

CAZ520-302000-
/O.EXA.KVEF.WI.Y.0048.121130T1200Z-121201T0500Z/
/O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/
OWENS VALLEY-
INCLUDING...BISHOP...INDEPENDENCE...LONE PINE...
OLANCHA
344 AM PST FRI NOV 30 2012

...WIND ADVISORY IN EFFECT UNTIL 9 PM PST THIS EVENING...
...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY EVENING...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR THE OWENS VALLEY...WHICH IS IN EFFECT UNTIL 9 PM PST
THIS EVENING.

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY EVENING.

* WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 MPH 
  POSSIBLE. 

* TIMING: THE STRONGEST WINDS ARE EXPECTED THROUGH LATE AFTERNOON
  TODAY...AND DEVELOP AGAIN EARLY SUNDAY MORNING...AND BEGIN TO
  DIMINISH EARLY SUNDAY EVENING.

* LOCATIONS: BISHOP...INDEPENDENCE...LONE PINE...OLANCHA...
  HIGHWAY 395.

* IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF 
  NOT DANGEROUS...ALONG HIGHWAY 395 IN THE OWENS VALLEY... 
  ESPECIALLY FOR HIGH PROFILE VEHICLES. TREES AND POWER LINES 
  MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE 
  WILL BE BLOWN AWAY IF NOT SECURED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH
WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR
FORECASTS FOR THE LATEST INFORMATION.

&&

$$

CAZ519-302000-
/O.CON.KVEF.WI.Y.0048.121130T1200Z-121201T0500Z/
/O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/
EASTERN SIERRA SLOPES-
INCLUDING...ASPENDELL...WHITNEY PORTAL
344 AM PST FRI NOV 30 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING...
...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING.

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY EVENING.

* WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 
  MPH POSSIBLE. 

* TIMING: THE STRONGEST WINDS ARE EXPECTED TO BEGIN EARLY 
  FRIDAY MORNING...AND BEGIN TO DECREASE LATE FRIDAY AFTERNOON.

* LOCATIONS: ASPENDELL...WHITNEY PORTAL.

* IMPACTS: POWERFUL WILL MAKE TRAVEL DIFFICULT. TREES AND POWER
  LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE
  WILL BE BLOWN AWAY IF NOT SECURED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH
WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR
FORECASTS FOR THE LATEST INFORMATION.

&&

$$

PIERCE
155 
WWUS75 KVEF 301948
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1148 AM PST FRI NOV 30 2012

...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN
THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE
EASTERN SIERRA SLOPES AND OWENS VALLEY TODAY THROUGH EARLY SUNDAY
AFTERNOON.

CAZ519-520-010515-
/O.CON.KVEF.WI.Y.0048.000000T0000Z-121201T0500Z/
/O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP...
INDEPENDENCE...LONE PINE...OLANCHA
1148 AM PST FRI NOV 30 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING...
...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING FOR
THE EASTERN SIERRA SLOPES AND OWENS VALLEY.

A HIGH WIND WATCH ALSO REMAINS IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY EVENING FOR THE EASTERN SIERRA SLOPES AND OWENS
VALLEY.

* WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 
  MPH POSSIBLE. 

* TIMING: STRONGEST WINDS ARE EXPECTED THROUGH LATE AFTERNOON
  TODAY...AND DEVELOP AGAIN EARLY SUNDAY MORNING...AND BEGIN TO
  DIMINISH EARLY SUNDAY EVENING.

* LOCATIONS: ASPENDELL...WHITNEY PORTAL BISHOP...INDEPENDENCE...
  LONE PINE...OLANCHA...AND HIGHWAY 395.

* IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF NOT
  DANGEROUS...ALONG HIGHWAY 395 IN THE OWENS VALLEY... ESPECIALLY
  FOR HIGH PROFILE VEHICLES. BLOWING DUST WILL RESULT IN AREAS OF
  SIGNIFICANTLY REDUCED VISIBILITY. TREES AND POWER LINES MAY BE BLOWN DOWN.
  LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT
  SECURED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH
WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR
FORECASTS FOR THE LATEST INFORMATION.

A WIND ADVISORY MEANS THAT CROSSWINDS ARE EXPECTED TO BE STRONG
ENOUGH TO MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. IN ADDITION...STRONG WINDS OVER DESERT AREAS COULD RESULT
IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER A MILE AT TIMES IN
BLOWING DUST OR BLOWING SAND. USE EXTRA CAUTION.

&&

$$
315 
WWUS75 KVEF 010452
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
852 PM PST FRI NOV 30 2012

...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN
THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE
EASTERN SIERRA SLOPES AND OWENS VALLEY TODAY THROUGH EARLY SUNDAY
AFTERNOON.

CAZ519-520-010600-
/O.EXP.KVEF.WI.Y.0048.000000T0000Z-121201T0500Z/
/O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP...
INDEPENDENCE...LONE PINE...OLANCHA
852 PM PST FRI NOV 30 2012

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY EVENING...
...WIND ADVISORY WILL EXPIRE AT 9 PM PST THIS EVENING...

THE WIND ADVISORY WILL EXPIRE AT 9 PM PST THIS EVENING FOR THE
EASTERN SIERRA SLOPES AND THE OWENS VALLEY. A HIGH WIND WATCH
REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY
EVENING.

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY EVENING FOR THE EASTERN SIERRA SLOPES AND OWENS
VALLEY.

* WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75
  MPH POSSIBLE ON SUNDAY. WINDS THIS EVENING HAVE DECREASED TO
  BELOW ADVISORY LEVELS IN MOST AREAS. ISOLATED GUSTS AROUND 40
  MPH ARE STILL POSSIBLE OVERNIGHT ALONG THE EASTERN SIERRA
  SLOPES.  

* TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP AGAIN EARLY SUNDAY
  MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY
  EVENING.

* LOCATIONS: ASPENDELL...WHITNEY PORTAL...BISHOP...
  INDEPENDENCE...LONE PINE...OLANCHA 

* IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF NOT
  DANGEROUS ON SUNDAY...ALONG HIGHWAY 395 IN THE OWENS VALLEY...
  ESPECIALLY FOR HIGH PROFILE VEHICLES. BLOWING DUST WILL RESULT
  IN AREAS OF SIGNIFICANTLY REDUCED VISIBILITY. TREES AND POWER
  LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE
  WILL BE BLOWN AWAY IF NOT SECURED.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH
WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR
FORECASTS FOR THE LATEST INFORMATION.

&&

$$
862 
WWUS75 KVEF 010455
NPWVEF

URGENT - WEATHER MESSAGE...RESENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
854 PM PST FRI NOV 30 2012

...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN
THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE
EASTERN SIERRA SLOPES AND OWENS VALLEY TODAY THROUGH EARLY SUNDAY
AFTERNOON.

CAZ519-520-010615-
/O.EXP.KVEF.WI.Y.0048.000000T0000Z-121201T0500Z/
/O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP...
INDEPENDENCE...LONE PINE...OLANCHA
854 PM PST FRI NOV 30 2012

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY EVENING...
...WIND ADVISORY WILL EXPIRE AT 9 PM PST THIS EVENING...

THE WIND ADVISORY WILL EXPIRE AT 9 PM PST THIS EVENING FOR THE
EASTERN SIERRA SLOPES AND THE OWENS VALLEY. A HIGH WIND WATCH
REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY
EVENING.

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY EVENING FOR THE EASTERN SIERRA SLOPES AND OWENS
VALLEY.

* WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75
  MPH POSSIBLE ON SUNDAY. WINDS THIS EVENING HAVE DECREASED TO
  BELOW ADVISORY LEVELS IN MOST AREAS. ISOLATED GUSTS AROUND 40
  MPH ARE STILL POSSIBLE OVERNIGHT ALONG THE EASTERN SIERRA
  SLOPES.  

* TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP AGAIN EARLY SUNDAY
  MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY
  EVENING.

* LOCATIONS: ASPENDELL...WHITNEY PORTAL...BISHOP...
  INDEPENDENCE...LONE PINE...OLANCHA 

* IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF NOT
  DANGEROUS ON SUNDAY...ALONG HIGHWAY 395 IN THE OWENS VALLEY...
  ESPECIALLY FOR HIGH PROFILE VEHICLES. BLOWING DUST WILL RESULT
  IN AREAS OF SIGNIFICANTLY REDUCED VISIBILITY. TREES AND POWER
  LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE
  WILL BE BLOWN AWAY IF NOT SECURED.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH
WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR
FORECASTS FOR THE LATEST INFORMATION.

&&

$$
631 
WWUS75 KVEF 010549
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
949 PM PST FRI NOV 30 2012

...ONE LAST IMPULSE FROM A STRONG STORM SYSTEM OVER THE EASTERN
PACIFIC WILL MOVE THROUGH THE AREA SUNDAY. THIS WILL RESULT IN THE
POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS ACROSS THE EASTERN
SIERRA SLOPES AND OWENS VALLEY SUNDAY...ESPECIALLY IN THE
AFTERNOON AND EARLY EVENING. 

CAZ519-520-011500-
/O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP...
INDEPENDENCE...LONE PINE...OLANCHA
949 PM PST FRI NOV 30 2012

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY EVENING...

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY EVENING FOR THE EASTERN SIERRA SLOPES AND OWENS
VALLEY.

* WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75
  MPH POSSIBLE ON SUNDAY. 

* TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP AGAIN EARLY SUNDAY
  MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY
  EVENING. THE STRONGEST WINDS WILL LIKELY BE FROM MID AFTERNOON
  THROUGH EARLY EVENING. 

* LOCATIONS: ASPENDELL...WHITNEY PORTAL...BISHOP... 
  INDEPENDENCE...LONE PINE...OLANCHA

* IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF 
  NOT DANGEROUS ON SUNDAY...ALONG HIGHWAY 395 IN THE OWENS 
  VALLEY... ESPECIALLY FOR HIGH PROFILE VEHICLES. BLOWING DUST 
  WILL RESULT IN AREAS OF SIGNIFICANTLY REDUCED VISIBILITY. 
  TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND 
  LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT 
  SECURED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH
WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR
FORECASTS FOR THE LATEST INFORMATION.

&&

$$
176 
WWUS75 KVEF 011104
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
304 AM PST SAT DEC 1 2012

.ONE LAST IMPULSE FROM A STRONG STORM SYSTEM OVER THE EASTERN
PACIFIC WILL MOVE THROUGH THE AREA SUNDAY. THIS WILL RESULT IN THE
POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS ACROSS THE EASTERN
SIERRA SLOPES AND OWENS VALLEY SUNDAY...ESPECIALLY IN THE
AFTERNOON AND EARLY EVENING.

CAZ519-520-012300-
/O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP...
INDEPENDENCE...LONE PINE...OLANCHA
304 AM PST SAT DEC 1 2012

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SUNDAY EVENING...

A HIGH WIND WATCH REMAINS IN EFFECT FOR THE EASTERN SIERRA SLOPES
AND THE OWENS VALLEY FROM LATE TONIGHT THROUGH SUNDAY EVENING.

* WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 
  MPH POSSIBLE ON SUNDAY. 

* TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP EARLY SUNDAY
  MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY
  EVENING. THE STRONGEST WINDS WILL LIKELY BE FROM MID AFTERNOON
  THROUGH EARLY EVENING.

* LOCATIONS: ASPENDELL...WHITNEY PORTAL...BISHOP...
  INDEPENDENCE...LONE PINE...OLANCHA 

* IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT OR
  DANGEROUS ON SUNDAY ALONG HIGHWAY 395 IN THE OWENS
  VALLEY...ESPECIALLY FOR HIGH PROFILE VEHICLES. BLOWING DUST WILL
  RESULT IN AREAS OF SIGNIFICANTLY REDUCED VISIBILITY. TREES AND
  POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS
  OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH
WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR
FORECASTS FOR THE LATEST INFORMATION.

&&

$$

MORGAN
068 
WWUS75 KVEF 012252
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
252 PM PST SAT DEC 1 2012

.A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL MOVE THROUGH
THE AREA SUNDAY. THIS WILL RESULT IN THE POTENTIAL FOR STRONG
DOWNSLOPE WINDS ACROSS THE EASTERN SIERRA SLOPES AND OWENS VALLEY
SUNDAY...ESPECIALLY IN THE AFTERNOON AND EARLY EVENING. ELSEWHERE
ACROSS THE DESERTS...SOUTHWEST WINDS MAY PRODUCE AREAS OF BLOWING
SAND AND DUST...MAKING DRIVING DIFFICULT.

CAZ519-020700-
/O.UPG.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/
/O.NEW.KVEF.HW.W.0014.121202T1200Z-121203T0200Z/
EASTERN SIERRA SLOPES-
INCLUDING...ASPENDELL...WHITNEY PORTAL
252 PM PST SAT DEC 1 2012

...HIGH WIND WARNING IN EFFECT FROM 4 AM TO 6 PM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND
WARNING FOR THE EASTERN SIERRA SLOPES...WHICH IS IN EFFECT FROM 4
AM TO 6 PM PST SUNDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT.

* WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 60 TO 80 MPH
  POSSIBLE ON SUNDAY.

* TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP EARLY SUNDAY
  MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY
  EVENING. THE STRONGEST WINDS WILL LIKELY BE DURING THE LATE
  MORNING AND AFTERNOON HOURS.

* LOCATIONS: ASPENDELL...LAKE SABRINA...WHITNEY PORTAL... MT WHITNEY

* IMPACTS: TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND
  LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS THAT A HAZARDOUS HIGH WIND EVENT IS
EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 50 MPH
AND...OR GUSTS OF AT LEAST 70 MPH CAN LEAD TO PROPERTY DAMAGE.

&&

$$

CAZ520-020700-
/O.UPG.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/
/O.NEW.KVEF.WI.Y.0049.121202T1200Z-121203T0200Z/
OWENS VALLEY-
INCLUDING...BISHOP...INDEPENDENCE...LONE PINE...
OLANCHA
252 PM PST SAT DEC 1 2012

...WIND ADVISORY IN EFFECT FROM 4 AM TO 6 PM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR THE OWENS VALLEY...WHICH IS IN EFFECT FROM 4 AM TO 6
PM PST SUNDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT.

* WINDS: SUSTAINED WINDS OF 30 TO 40 MPH WITH GUSTS OF 55 MPH.
  STRONGER GUSTS ARE POSSIBLE NEAR CANYON OPENINGS.

* TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP EARLY SUNDAY
  MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY
  EVENING. THE STRONGEST WINDS WILL LIKELY BE DURING THE AFTERNOON
  HOURS. 

* LOCATIONS: BISHOP...INDEPENDENCE...LONE PINE...OLANCHA

* IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT OR
  DANGEROUS ON SUNDAY ALONG HIGHWAY 395 IN THE OWENS VALLEY...
  ESPECIALLY FOR HIGH PROFILE VEHICLES. WINDS MAY QUICKLY SHIFT
  FROM AN EAST WIND TO A WEST WIND CAUSING DANGEROUS DRIVING
  CONDITIONS. BLOWING DUST WILL RESULT IN AREAS OF SIGNIFICANTLY
  REDUCED VISIBILITY. TREES AND POWER LINES MAY BE BLOWN DOWN.
  LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT
  SECURED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT CROSSWINDS ARE EXPECTED TO BE STRONG
ENOUGH TO MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. IN ADDITION...STRONG WINDS OVER DESERT AREAS COULD RESULT
IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER A MILE AT TIMES IN
BLOWING DUST OR BLOWING SAND. USE EXTRA CAUTION.

&&

$$

CAZ521-020700-
/O.NEW.KVEF.WI.Y.0049.121202T1200Z-121203T0200Z/
WHITE MOUNTAINS OF INYO COUNTY-
252 PM PST SAT DEC 1 2012

...WIND ADVISORY IN EFFECT FROM 4 AM TO 6 PM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR THE WHITE MOUNTAINS...WHICH IS IN EFFECT FROM 4 AM
TO 6 PM PST SUNDAY.

* WINDS: SUSTAINED WINDS OF 35 TO 45 MPH WITH GUSTS TO 60 MPH.
  STRONGER GUSTS ARE POSSIBLE NEAR CANYON OPENINGS.

* TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP EARLY SUNDAY
  MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY
  EVENING. THE STRONGEST WINDS WILL LIKELY BE DURING THE AFTERNOON
  HOURS. 

* LOCATIONS: WESTGARD PASS AND BRISTLECONE PINE

* IMPACTS: WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
  MOTORCYCLES AND HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT CROSSWINDS ARE EXPECTED TO BE STRONG
ENOUGH TO MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. IN ADDITION...STRONG WINDS OVER DESERT AREAS COULD RESULT
IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER A MILE AT TIMES IN
BLOWING DUST OR BLOWING SAND. USE EXTRA CAUTION.

&&

$$

CAZ522>524-NVZ017-019-020700-
/O.NEW.KVEF.WI.Y.0049.121202T1800Z-121203T0600Z/
DEATH VALLEY NATIONAL PARK-WESTERN MOJAVE DESERT-
EASTERN MOJAVE DESERT-WESTERN CLARK AND SOUTHERN NYE COUNTY-
SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING...FURNACE CREEK...SHOSHONE...BARSTOW...
DAGGETT...FORT IRWIN...BAKER...MOUNTAIN PASS...MITCHELL CAVERNS...
PAHRUMP...INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...
THE TOWN OF MT CHARLESTON...RED ROCK
252 PM PST SAT DEC 1 2012

...WIND ADVISORY IN EFFECT FROM 10 AM TO 10 PM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR THE EASTERN AND WESTERN MOJAVE DESERT...WESTERN
CLARK COUNTY...SOUTHERN NYE COUNTY AND THE SPRING
MOUNTAINS...WHICH IS IN EFFECT FROM 10 AM TO 10 PM PST SUNDAY.

* WINDS: SUSTAINED WINDS OF 30 TO 40 MPH WITH GUSTS TO 50.
 
* TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP SUNDAY
  MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING LATE
  SUNDAY EVENING. THE STRONGEST WINDS WILL LIKELY BE FROM MID
  AFTERNOON THROUGH EARLY EVENING.

* LOCATIONS: BARSTOW...FORT IRWIN...BAKER...MOUNTAIN PASS...
  PAHRUMP...INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...DEATH
  VALLEY NATIONAL PARK...RED ROCK CANYON...AND MT CHARLESTON.

* IMPACTS: WINDS ARE EXPECTED TO BE STRONG ENOUGH TO MAKE DRIVING
  DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. IN
  ADDITION...STRONG WINDS OVER DESERT AREAS COULD RESULT IN
  BRIEFLY LOWERED VISIBILITIES TO WELL UNDER A MILE AT TIMES IN
  BLOWING DUST OR BLOWING SAND. USE EXTRA CAUTION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 TO 39 MPH AND...OR WIND
GUSTS OF 40 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$

What forecasters said that day

The local office's own words before this high wind watch 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 high wind watch went out at Nov 28, 9:37 AM PST, 5 hours 45 minutes earlier.

Area forecast discussion, Nov 28, 9:37 AM PST, 5 hours 45 minutes before
AREA FORECAST DISCUSSION UPDATE
NATIONAL WEATHER SERVICE LAS VEGAS NV
937 AM PST WED NOV 28 2012

.SYNOPSIS...A SERIES OF STORM SYSTEMS WILL RESULT IN RAIN AND SNOW
SHOWERS...ALONG WITH THE POSSIBILITY OF DOWNSLOPE WINDS ALONG THE
EASTERN SLOPES OF THE SOUTHERN SIERRA TODAY...AND AGAIN AT TIMES
FRIDAY THROUGH SUNDAY. THE REMAINDER OF THE FORECAST AREA WILL
CONTINUE TO ENJOY MILD TEMPERATURES ALONG WITH SOME INCREASE IN
WINDS. ON SUNDAY...THERE IS A BETTER CHANCE OF SEEING PRECIPITATION
SPREAD EAST INTO THE GREAT BASIN.
&&

.UPDATE...LATEST WATER VAPOR IMAGERY SHOWS THE AXIS OF THE SHORTWAVE
TROUGH THAT WILL PASS OVER THE FORECAST TODAY CURRENTLY RIGHT ALONG
THE CALIFORNIA COAST. MODEL INITIALIZATION OF THIS FEATURE WAS
GOOD...AND NO MAJOR CHANGES WILL BE NEEDED THIS MORNING TO THE
EXISTING FORECAST. THE MAIN FORECAST CONCERN CONTINUES TO BE THE
THREAT OF DOWNSLOPE WINDS ALONG THE EASTERN SLOPES OF THE SOUTHERN
SIERRA DURING TROUGH PASSAGE. LOCALLY RUN 4KM HI RES MODELS ARE NOT
IN THE BEST AGREEMENT. MOST INDICATE STRONGER WINDS REMAINING ABOVE
5000 FEET...BUT ONE VERSION INDICATES DOWNSLOPE UP TO 45KTS
EXTENDING BEYOND HIGHWAY 395 EARLY THIS EVENING. WILL BE MONITORING
CLOSELY...BUT BASED OFF OF THIS MORNINGS SOUNDINGS AND UPSTREAM
DATA...WILL HOLD OFF ON ISSUING ANY ADVISORIES FOR NOW.
&&

.AVIATION...FOR MCCARRAN...WINDS UNDER 8 KTS FAVORING TYPICAL
DIURNAL TRENDS ARE EXPECTED THROUGH MID-DAY. STRONGER SOUTHWESTERLY
WINDS WILL BEGIN TO MIX TOWARDS THE SURFACE EARLY THIS
AFTERNOON...THOUGH LATEST GUIDANCE IS NOT AS BULLISH WITH THE MIXING
IN THE VALLEY. IF ENOUGH MIXING DOES OCCUR...EXPECT SOUTHWEST WINDS
OF 10-15KTS WITH OCCASIONAL GUSTS TO AROUND 20-25KTS AFTER 21Z AND
LAST INTO THURSDAY MORNING. FEW CLOUDS AOA 25K FEET THIS
MORNING...BUT WILL INCREASE AND BECOME SCT-BKN THIS AFTERNOON.

FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST
CALIFORNIA...GENERALLY LIGHT WINDS ACROSS THE AREA THROUGH MID
DAY...BUT WILL INCREASE DURING THE AFTERNOON FROM THE SOUTHWEST.
MOST LOCATIONS WILL SEE WINDS IN THE 15-25KT RANGE WITH SOME
LOCATIONS IN THE NORTHERN PORTIONS OF THE FORECAST AREA WILL SEE
WIND GUSTS OVER 30KTS. FEW CLOUDS THIS MORNING AOA 25K FEET...BUT
WILL INCREASE THIS AFTERNOON TO SCT-BKN OVER THE ENTIRE AREA.
&&

.PREV DISCUSSION...
354 AM PST WED NOV 28 2012

.SHORT TERM...TODAY THROUGH FRIDAY NIGHT...MOSTLY CLEAR SKIES ACROSS
THE AREA THIS MORNING WITH TEMPERATURES RUNNING SEVERAL DEGREES
WARMER THAN 24 HOURS AGO. MODELS HAVE STAYED CONSISTENT IN THE
OVERALL EVOLUTION OF THE TROUGH OVER THE EASTERN PACIFIC AND
EVENTUAL IMPACTS FOR THE SOUTHERN GREAT BASIN AND MOJAVE DESERT.

TODAY...SATELLITE SHOWS CLOUD TOPS COOLING AND RAPIDLY EXPANDING
JUST ALONG THE CENTRAL AND NORTHERN CALIFORNIA COAST AHEAD OF POTENT
SHORTWAVE NEAR 40N/130W. BRUNT OF PRECIPITATION WILL FALL ALONG THE
CENTRAL AND NORTHERN CALIFORNIA COAST THIS MORNING. SHORTWAVE
QUICKLY EJECTS INLAND ACROSS NORTHWEST NEVADA THIS AFTERNOON WITH
SOUTHERN PORTION OF WAVE CLIPPING THE SOUTHERN SIERRA NEVADA THIS
AFTERNOON AND EVENING BRINGING A QUICK SHOT OF PRECIPITATION AND
WIND. HI RESOLUTION MODELS FROM LAST EVENING NOT AS AGGRESSIVE WITH
WINDS ALONG THE EAST SLOPES OF THE SOUTHERN SIERRA AND PENETRATING
INTO THE OWENS VALLEY THIS EVENING. IT WILL BECOME WINDY LATER TODAY
BUT DECIDED AGAINST ISSUING ANY HEADLINE AS THE SIGNATURE WAS NOT AS
IMPRESSIVE LOOKING. THE SNOW LEVEL WILL BE ABOVE 8000 FEET TODAY IN
THE SOUTHERN SIERRA WITH ANY ACCUMULATION GREATER THAN 3 INCHES
HAPPENING ABOVE 9000 FEET. THIS EVENING AND OVERNIGHT
WINDS WILL INCREASE IN AND AROUND THE SPRING MOUNTAINS WITH SOME OF
THOSE HIGH GUSTS AROUND 30 MPH BEING FELT IN THE SOUTHWEST AND
WESTERN PART OF THE LAS VEGAS VALLEY.

THURSDAY...A PERSISTENT ONSHORE FLOW SHOULD BE ENOUGH TO MAINTAIN
LIGHT OROGRAPHIC PRECIPITATION ALONG THE WESTERN SLOPES OF THE
SOUTHERN SIERRA WITH A LITTLE SPILLING OVER THE CREST ONTO THE
EASTERN SLOPES. SIGNIFICANT RAIN WILL BE OCCURRING UNDER THE
MOISTURE PLUME WHICH WILL BE TAKING DIRECT AIM ON NORTHWEST
CALIFORNIA.

FRIDAY...THE MOISTURE PLUME WILL START TO SAG SOUTH ON FRIDAY IN
RESPONSE TO THE NEXT SHORTWAVE TROUGH MOVING INTO THE AREA. MODELS
SIMILAR WORKING PRECIPITATION SOUTH INTO THE SOUTHERN SIERRA NEVADA
FRIDAY AFTERNOON. THE SNOW LEVEL WILL BE AROUND 8000 FEET WITH QPF
VALUES BETWEEN 0.25-0.40 INCHES...THAT WOULD TRANSLATE INTO 3 TO 5
INCHES. AN EVEN STRONGER ROUND OF WINDS IN THE LEE OF THE SOUTHERN
SIERRA IS POSSIBLE WHICH WOULD IMPACT HIGHWAY 395. A HEADLINE MAY BE
ISSUED IN THE NEXT 24 HOURS IF MODELS STAY CONSISTENT WHICH WOULD
LEAD TO HIGHER FORECAST CONFIDENCE.

TEMPERATURES WILL CONTINUE RUNNING 5 TO 10 DEGREES ABOVE NORMAL.

.LONG TERM...SATURDAY THROUGH TUESDAY...A SERIES OF SHORTWAVES IS
STILL EXPECTED TO AFFECT THE REGION THROUGH THE FIRST HALF OF THE
EXTENDED PERIOD. SATURDAY WILL BE BASICALLY BETWEEN SHORTWAVES AS A
ZONAL FLOW SETS UP OVER THE AREA. THIS WILL STILL ALLOW FOR
PRECIPITATION TO AFFECT THE WEST COAST...BUT MAJORITY OF THE PRECIP
WILL AFFECT THE WESTERN SIERRA AND MOST WILL REMAIN NORTH OF INYO
COUNTY. ANOTHER AND STRONGER SHORTWAVE IS FORECAST TO MOVE INTO THE
WEST COAST LATE SATURDAY NIGHT AND SUNDAY. THE MODELS HAVE BEEN IN
DECENT AGREEMENT OVER THE PAST COUPLE OF RUNS AND IT LOOKS LIKE A
FAIRLY SIGNIFICANT PRECIPITATION PRODUCER FOR MOST OF NORTHERN AND
CENTRAL CALIFORNIA. IT LOOKS LIKE THE BRUNT OF THE PRECIPITATION
WILL REACH INYO COUNTY LATE SUNDAY MORNING AND EARLY AFTERNOON.
INITIALLY THERE IS NOT A LOT OF COLD AIR WITH THIS SHORTWAVE AND
SNOW LEVELS LOOK TO START AROUND 8000 FEET...BUT THEN LOWER TO
AROUND 6000 FEET BY LATE SUNDAY AFTERNOON. ITS POSSIBLE THAT SOME
TYPE OF WINTER WEATHER PRODUCT WILL BE NEEDED FOR THE EASTERN SIERRA
SLOPES SUNDAY AFTERNOON...BUT THAT WILL BE ADDRESSED AT A LATER
TIME. ANOTHER CONCERN FOR THE EASTERN SIERRA WILL BE THE POTENTIAL
FOR DOWNSLOPE WINDS SATURDAY NIGHT AND THEN AGAIN SUNDAY BEFORE THE
PRECIPITATION ARRIVES. HIRES MODELS ARE INDICATING THE WINDS MAY
EXCEED 50KTS APPROACHING THE OWENS VALLEY SO THIS TOO WILL NEED TO
BE WATCHED CLOSELY. A COLD FRONT WILL THEN PUSH ACROSS THE AREA
SUNDAY AFTERNOON AND REACH SOUTHERN NEVADA LATE SUNDAY NIGHT. MOST
OF THE PRECIPITATION WILL STAY TO THE NORTH AND AFFECT AREAS OF NYE
AND LINCOLN COUNTIES WITH ONLY SLIGHT CHANCE POPS AS FAR SOUTH AS
THE SOUTHERN NEVADA MOUNTAINS. WINDS AHEAD OF THE FRONT WILL LIKELY
BE INTO THE WINDY CATEGORY WITH SOME GUSTY NORTHWEST WINDS BEHIND
THE FRONT. THERE IS NOT A LOT OF COLD AIR BEHIND THE FRONT...BUT
HIGH TEMPERATURES ON MONDAY WILL LIKELY FALL ABOUT 5-7 DEGREES FROM
SUNDAYS HIGHS...PUTTING US SLIGHTLY BELOW NORMAL. THE FRONT IS
EXPECTED TO BE OUT OF THE AREA MONDAY WITH A DRY NORTHWEST FLOW OVER
THE AREA THROUGH TUESDAY. SURFACE HIGH PRESSURE BUILDING TO THE
NORTH WILL HELP CREATE GUSTY NORTH WINDS DOWN THE COLORADO RIVER
MONDAY EVENING THROUGH TUESDAY MORNING...POTENTIALLY INTO ADVISORY
LEVELS.
&&

.VEF WATCHES/WARNINGS/ADVISORIES...
NV...NONE.
AZ...NONE.
CA...NONE.
&&

UPDATE...KENNEDY
AVIATION...WOLCOTT
PREV DISCUSSION...PIERCE/GORELOW

HTTP://WEATHER.GOV/LASVEGAS
Hazardous weather outlook, Nov 28, 2:38 PM PST, 44 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LAS VEGAS NV
238 PM PST WED NOV 28 2012

CAZ519-520-291345-
EASTERN SIERRA SLOPES-OWENS VALLEY-
238 PM PST WED NOV 28 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CALIFORNIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A DISTURBANCE MOVING ACROSS NORTHERN CALIFORNIA AND NORTHWEST
NEVADA TONIGHT WILL RESULT IN INCREASED WINDS ALONG THE EAST
SLOPES OF THE SOUTHERN SIERRA NEVADA...OWENS VALLEY AND WHITE
MOUNTAINS. THE STRONGEST WINDS WILL OCCUR ALONG THE CREST AND
EXPOSED RIDGES ABOVE 5000 FEET. WEST WINDS OF 15 TO 25 MPH WITH
GUSTS UP TO 40 MPH ARE POSSIBLE BELOW CANYON OPENINGS. SNOW IS
EXPECTED TO CONTINUE UNTIL 8 PM THIS EVENING...WITH SEVERAL INCHES OF
NEW SNOW POSSIBLE AROUND 8500 FEET WITH UP TO 6 INCHES ABOVE 9500
FEET.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

MORE STRONG WINDS AND PRECIPITATION WILL OCCUR AT TIMES FRIDAY
THROUGH SUNDAY. THE POTENTIAL EXISTS FOR STRONG DOWNSLOPE WINDS AT
TIMES IN THE LEE OF THE SOUTHERN SIERRA FRIDAY MORNING THROUGH
EARLY SUNDAY AFTERNOON...WITH STRONG WINDS EXTENDING BEYOND
HIGHWAY 395 AT TIMES. A HIGH WIND WATCH HAS BEEN ISSUED. THE SNOW
LEVEL WILL REMAIN ABOVE 7500 FEET THROUGH THE WEEKEND WITH ANY NEW
SNOW ACCUMULATIONS BEING RELEGATED TO ELEVATION ABOVE 8000 FEET.

.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-CAZ521>527-NVZ014>022-291345-
NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-WHITE MOUNTAINS OF INYO COUNTY-
DEATH VALLEY NATIONAL PARK-WESTERN MOJAVE DESERT-
EASTERN MOJAVE DESERT-MORONGO BASIN-CADIZ BASIN-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
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-
238 PM PST WED NOV 28 2012 /338 PM MST WED NOV 28 2012/

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

AS A SERIES OF WEATHER DISTURBANCES MOVE THROUGH THE WESTERN
STATES SOUTH TO SOUTHWEST WINDS WILL INCREASE AT TIMES IN AND
AROUND THE MOUNTAINS. ON SUNDAY...LIGHT PRECIPITATION WILL ADVANCE
FURTHER EAST INTO THE GREAT BASIN AND MOJAVE DESERT. MUCH OF THE
PRECIPITATION WILL FALL AS RAIN AS SNOW LEVELS ARE FORECAST TO
REMAIN ABOVE 8000 FEET.

.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.

Nearby

High Wind Watches in California, 2012Every high wind watch in 2012

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.