Alert archive / Arizona / Wind Advisories in 2011

Wind Advisory 56, NWS Las Vegas, NV

November 4, 2011Mohave County, Arizona

NWS Las Vegas, NV issued this wind advisory at Nov 4, 2011, 3:46 AM MST for Mohave County, Arizona. It took effect at Nov 4, 2011, 10:00 AM MST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Nov 4, 2011, 3:46 AM MST (10:46 UTC)
In effect from
Nov 4, 2011, 10:00 AM MST
Expired
Nov 4, 2011, 6:00 PM MST
In force
8 hr
Issued by
NWS Las Vegas, NV

County Mohave County, AZ

The radar

The Las Vegas radar (KESX), 102 km from the middle of the area, began a volume at 10:52 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, 10.8 hours before the alert went out and 177 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 2011-11-04Temperature 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 2011-11-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 234 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
4218 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
234 m²/s²
0-3 km storm-relative helicity
382 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.

923 
WWUS75 KVEF 041046
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
346 AM PDT FRI NOV 4 2011

.GUSTY WINDS WILL DECREASE OVER SOUTHERN NEVADA THIS MORNING BUT
INCREASE ACROSS NORTHWEST ARIZONA AS A PACIFIC STORM MOVES INLAND.

CAZ519>522-NVZ014-015-017>019-041200-
/O.CAN.KVEF.WI.Y.0055.000000T0000Z-111104T1300Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY-
DEATH VALLEY NATIONAL PARK-ESMERALDA AND CENTRAL NYE COUNTY-
LINCOLN COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-SHEEP RANGE-
SPRING MOUNTAINS-RED ROCK CANYON-
346 AM PDT FRI NOV 4 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE WIND
ADVISORY FOR INYO COUNTY CALIFORNIA...ESMERALDA AND CENTRAL NYE
COUNTIES IN NEVADA AND THE SPRING MOUNTAINS AND SHEEP RANGE.
SOUTH WINDS WERE GENERALLY GUSTING BETWEEN 25 AND 35 MPH ACROSS
MOST OF THE AREA EARLY THIS MORNING AND SPEEDS ARE EXPECTED TO
GRADUALLY DIMINISH THROUGH THE MORNING AS CLOUDS AND PRECIPITATION
SPREAD FROM THE SOUTHERN SIERRA INTO SOUTHWEST NEVADA.

$$

AZZ001-003-041700-
/O.NEW.KVEF.WI.Y.0056.111104T1700Z-111105T0100Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
INCLUDING...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...KINGMAN...
GOLDEN VALLEY...DOLAN SPRINGS...VALENTINE...WIKIEUP...YUCCA
346 AM MST FRI NOV 4 2011

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 6 PM MST THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR THE NORTHWEST PLATEAU AND NORTHWEST DESERTS OF MOHAVE
COUNTY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 6 PM MST
THIS EVENING.

* WINDS: SOUTH TO SOUTHWEST 25 TO 35 MPH WITH GUSTS BETWEEN 40 AND
  50 MPH.

* TIMING: WINDS WILL INCREASE BY MID MORNING AND REACH THEIR PEAK
  BETWEEN NOON AND 4 PM THEN DIMINISH LATE IN THE AFTERNOON AS
  PRECIPITATION BEGINS TO SPREAD INTO NORTHWEST ARIZONA.

* LOCATIONS: PIPE SPRING NATIONAL MONUMENT...COLORADO CITY...
  WESTERN GRAND CANYON...KINGMAN...PEACH SPRINGS...VALENTINE...
  WIKIEUP.

* IMPACTS: 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DRIVERS OF MOTORCYLES...VANS...CAMPERS...TRAILERS...AND ANY HIGH-
PROFILE VEHICLE SHOULD BE ALERT TO THE DANGER OF THESE
WINDS...ESPECIALLY WHEN DRIVING ALONG EAST-WEST ROADS.

&&

$$

JA
2 follow-up statements
002 
WWUS75 KVEF 041646
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
946 AM PDT FRI NOV 4 2011

.GUSTY WINDS WILL DECREASE OVER SOUTHERN NEVADA THIS MORNING INTO
EARLY THIS AFTERNOON...BUT INCREASE ACROSS NORTHWEST ARIZONA AS A
PACIFIC STORM MOVES ACROSS THE AREA.

AZZ001-003-050100-
/O.CON.KVEF.WI.Y.0056.111104T1700Z-111105T0100Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
INCLUDING...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...KINGMAN...
GOLDEN VALLEY...DOLAN SPRINGS...VALENTINE...WIKIEUP...YUCCA
946 AM MST FRI NOV 4 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING FOR
THE NORTHWEST PLATEAU AND THE NORTHWEST DESERTS.

* WINDS: SOUTH TO SOUTHWEST 25 TO 35 MPH WITH GUSTS BETWEEN 40 AND 
  50 MPH. 

* TIMING: WINDS WILL INCREASE THIS MORNING AND REACH THEIR PEAK
  BETWEEN NOON AND 4 PM THEN DIMINISH LATE IN THE AFTERNOON AS
  PRECIPITATION BEGINS TO SPREAD INTO NORTHWEST ARIZONA.

* LOCATIONS: PIPE SPRING NATIONAL MONUMENT...COLORADO CITY... 
  WESTERN GRAND CANYON...KINGMAN...PEACH SPRINGS...VALENTINE...
   WIKIEUP.

* IMPACTS: 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DRIVERS OF MOTORCYLES...VANS...CAMPERS...TRAILERS...AND ANY HIGH-
PROFILE VEHICLE SHOULD BE ALERT TO THE DANGER OF THESE WINDS...
ESPECIALLY WHEN DRIVING ALONG EAST-WEST ROADS.

&&

$$
682 
WWUS75 KVEF 050033
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
533 PM PDT FRI NOV 4 2011

AZZ001-003-050145-
/O.EXP.KVEF.WI.Y.0056.000000T0000Z-111105T0100Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
INCLUDING...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...KINGMAN...
GOLDEN VALLEY...DOLAN SPRINGS...VALENTINE...WIKIEUP...YUCCA
533 PM MST FRI NOV 4 2011

...WIND ADVISORY WILL EXPIRE AT 6 PM MST THIS EVENING...

THE WIND ADVISORY WILL EXPIRE AT 6 PM MST THIS EVENING FOR THE
NORTHWEST PLATEAU AND NORTHWEST DESERTS OF MOHAVE COUNTY. 

WINDS WERE DIMINISHING EARLY THIS EVENING AND GUSTS HAD DROPPED
BELOW 40 MPH IN MOST AREAS AS OF 5 PM. WINDS WILL CONTINUE TO
DECREASE THROUGHOUT THE EVENING.


$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 4, 4:01 AM MSTWinter Weather AdvisoryVEFMohave23 hr

Nearby

Wind Advisories in Arizona, 2011Every wind advisory in 2011

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.