Alert archive / California / Wind Advisories in 2012

Wind Advisory 6, NWS Las Vegas, NV

February 15, 2012Inyo County, California

NWS Las Vegas, NV issued this wind advisory at Feb 15, 2012, 3:10 AM PST for Inyo County, California. It took effect at Feb 15, 2012, 1:00 PM PST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Feb 15, 2012, 3:10 AM PST (11:10 UTC)
In effect from
Feb 15, 2012, 1:00 PM PST
Expired
Feb 15, 2012, 9:07 PM PST
In force
8 hr
Issued by
NWS Las Vegas, NV

County Inyo County, CA

The nearest sounding before it

Las Vegas, NV (KVEF), launched 00:00Z, 11.2 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 00:00Z on 2012-02-15Temperature 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 2012-02-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1283 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
138 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.

502 
WWUS75 KVEF 151110
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
310 AM PST WED FEB 15 2012

...A COLD FRONT WILL PUSH THROUGH THE REGION LATE THIS
MORNING. THE WINDS WILL SHIFT TO THE NORTH BEHIND THE FRONT AND
GRADUALLY STRENGTHEN DURING THE AFTERNOON. THE STRONGEST WINDS ARE
EXPECTED BETWEEN 4 AND 8 PM...

CAZ519>522-152100-
/O.NEW.KVEF.WI.Y.0006.120215T2100Z-120216T0700Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY-
DEATH VALLEY NATIONAL PARK-
INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP...
INDEPENDENCE...LONE PINE...OLANCHA...FURNACE CREEK...SHOSHONE
310 AM PST WED FEB 15 2012

...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 11 PM PST
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR INYO COUNTY...WHICH IS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 11 PM PST THIS EVENING.


* WINDS: NORTH TO NORTHWEST WINDS ARE EXPECTED TO INCREASE TO 25
  TO 35 MPH WITH GUSTS UP TO 45 MPH IN THE VALLEY LOCATIONS AND UP
  TO 60 MPH ABOVE 5000 FEET.

* TIMING: WIND ARE EXPECTED TO INCREASE DURING THE AFTERNOON WITH
  THE STRONGEST WINDS EXPECTED BETWEEN 4 PM AND 8 PM.

* LOCATIONS: BISHOP...INDEPENDENCE...ANCIENT BRISTLECONE
  FOREST...ASPENDELL...OLANCHA...DEATH VALLEY NATIONAL PARK AND
  WESTGARD PASS.

* IMPACTS: DIFFICULT DRIVING CONDITIONS DUE TO STRONG CROSSWINDS
  ON EAST...WEST HIGHWAYS...ESPECIALLY HIGHWAY 168. REDUCED
  VISIBILITY IS POSSIBLE DUE TO BLOWING DUST AND SAND.

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.

&&

$$
2 follow-up statements
932 
WWUS75 KVEF 152041
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1241 PM PST WED FEB 15 2012

...GUSTY NORTH WINDS NORTH BEHIND A COLD FRONT WILL STRENGTHEN IN
INYO COUNTY...

CAZ519>522-160700-
/O.CON.KVEF.WI.Y.0006.120215T2100Z-120216T0700Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY-
DEATH VALLEY NATIONAL PARK-
INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP...
INDEPENDENCE...LONE PINE...OLANCHA...FURNACE CREEK...SHOSHONE
1241 PM PST WED FEB 15 2012

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

A WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM PST THIS EVENING FOR
ALL OF INYO COUNTY.

* WINDS: NORTH TO NORTHWEST WINDS 25 TO 35 MPH WITH GUSTS UP TO
  45 MPH IN THE VALLEY LOCATIONS AND UP TO 60 MPH ABOVE 5000 FEET.

* TIMING: THE WIND WILL INCREASE DURING THE AFTERNOON WITH THE
  STRONGEST WINDS EXPECTED LATE THIS AFTERNOON AND EVENING.

* LOCATIONS: BISHOP...INDEPENDENCE...ANCIENT BRISTLECONE FOREST...
  ASPENDELL...OLANCHA...DEATH VALLEY NATIONAL PARK AND WESTGARD
  PASS.

* IMPACTS: DIFFICULT DRIVING CONDITIONS DUE TO STRONG CROSSWINDS
  ON EAST...WEST HIGHWAYS...ESPECIALLY HIGHWAY 168 AND 190.
  REDUCED VISIBILITY IS POSSIBLE DUE TO BLOWING DUST AND SAND.

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.

&&

$$

PIERCE
396 
WWUS75 KVEF 160507
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
907 PM PST WED FEB 15 2012


CAZ519>522-160615-
/O.CAN.KVEF.WI.Y.0006.000000T0000Z-120216T0700Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY-
DEATH VALLEY NATIONAL PARK-
907 PM PST WED FEB 15 2012

...WIND ADVISORY IS CANCELLED...

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

ALTHOUGH NORTH WINDS WITH GUSTS UP TO 30 MPH ON AVERAGE CAN BE
EXPECTED THE REMAINDER OF THE NIGHT ACROSS INYO COUNTY...WINDS HAVE
SUBSIDED TO BELOW ADVISORY LEVELS AND ARE NOT EXPECTED TO INCREASE
AGAIN. THEREFORE...THE WIND ADVISORY HAS BEEN CANCELLED.

THE HIGHEST MEASURED WIND TODAY ACROSS INYO COUNTY WAS 52
MPH...WHICH WAS MEASURED AT TWO SITES AT ELEVATIONS OF 3727 FEET
AND 3868 FEET THIS MORNING AT 930 AM PST. 


$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 15, 4:00 AM PSTWinter Weather AdvisoryVEFSan Bernardino18 hr

Nearby

Wind Advisories in California, 2012Every wind advisory 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.