Alert archive / Arizona / Wind Advisories in 2016

Wind Advisory 41, NWS Las Vegas, NV

November 23, 2016Mohave County, Arizona; San Bernardino County, California

NWS Las Vegas, NV issued this wind advisory at Nov 23, 2016, 2:39 PM MST for Mohave County, Arizona; San Bernardino County, California. It took effect at Nov 24, 2016, 5:00 AM MST. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Nov 23, 2016, 2:39 PM MST (21:39 UTC)
In effect from
Nov 24, 2016, 5:00 AM MST
Expired
Nov 24, 2016, 8:00 PM MST
In force
15 hr
Issued by
NWS Las Vegas, NV

Counties Mohave County, AZ, San Bernardino County, CA

The radar

The Las Vegas radar (KESX), 48 km from the middle of the area, began a volume at 21:42 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 12:00Z, 9.7 hours before the alert went out and 133 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Las Vegas, NV at 12:00Z on 2016-11-23Temperature 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 12:00Z on 2016-11-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 87 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
2047 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
87 m²/s²
0-3 km storm-relative helicity
188 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

082 
WWUS75 KVEF 232139
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
139 PM PST WED NOV 23 2016

CAZ519-520-232245-
/O.EXP.KVEF.WI.Y.0040.000000T0000Z-161123T2200Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE...OLANCHA
139 PM PST WED NOV 23 2016

...WIND ADVISORY WILL EXPIRE AT 2 PM PST THIS AFTERNOON...

THE THREAT OF STRONG WESTERLY DOWNSLOPE WINDS HAS ENDED. BRISK
NORTHERLY WINDS BEHIND A COLD FRONT WERE WORKING SOUTHWARD THROUGH
THE AREA THIS AFTERNOON. THERE COULD BE BRIEF ISOLATED GUSTS NEAR 40
MPH THROUGH 4 PM BUT OVERALL THE THREAT OF STRONG WINDS HAS
DECREASED AND THE WIND ADVISORY WILL BE ALLOWED TO EXPIRE. 

$$

AZZ002-036-CAZ527-NVZ021-241230-
/O.NEW.KVEF.WI.Y.0041.161124T1200Z-161125T0300Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
139 PM PST WED NOV 23 2016 /239 PM MST WED NOV 23 2016/

...WIND ADVISORY IN EFFECT FROM 4 AM PST /5 AM MST/ TO 7 PM PST
/8 PM MST/ THURSDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 4 AM PST /5 AM MST/ TO 7 PM
PST /8 PM MST/ THURSDAY. 

* TIMING...WINDS WILL INCREASE EARLY THANKSGIVING MORNING AND WILL
  BE STRONG THROUGHOUT THE DAY BEFORE DECREASING EARLY IN THE
  EVENING. THE STRONGEST WINDS WILL BE SOUTH OF HOOVER DAM.

* WINDS...NORTH 20 TO 35 MPH WITH GUSTS UP TO 45 MPH SOUTH OF HOOVER
  DAM. WINDS ON LAKE MEAD WILL BE CONSIDERABLY LIGHTER.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
2 follow-up statements
746 
WWUS75 KVEF 241033
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
233 AM PST THU NOV 24 2016

AZZ002-036-CAZ527-NVZ021-250300-
/O.CON.KVEF.WI.Y.0041.161124T1200Z-161125T0300Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
233 AM PST THU NOV 24 2016 /333 AM MST THU NOV 24 2016/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST /8 PM MST/ THIS
EVENING...

* TIMING...WINDS WILL INCREASE EARLY THANKSGIVING MORNING AND 
  WILL BE STRONG THROUGHOUT THE DAY BEFORE DECREASING EARLY IN 
  THE EVENING. THE STRONGEST WINDS WILL BE SOUTH OF HOOVER DAM. 

* WINDS...NORTH 20 TO 35 MPH WITH GUSTS UP TO 45 MPH SOUTH OF 
  HOOVER DAM. WINDS ON LAKE MEAD WILL BE CONSIDERABLY LIGHTER. 

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
748 
WWUS75 KVEF 250250
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
650 PM PST THU NOV 24 2016

AZZ002-036-CAZ527-NVZ021-250400-
/O.EXP.KVEF.WI.Y.0041.000000T0000Z-161125T0300Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU CITY...DESERT HILLS...
TOPOCK...BULLHEAD CITY...OATMAN...MOHAVE VALLEY...NEEDLES...
HOOVER DAM...LAUGHLIN
650 PM PST THU NOV 24 2016 /750 PM MST THU NOV 24 2016/

...WIND ADVISORY WILL EXPIRE AT 7 PM PST /8 PM MST/ THIS
EVENING...

WINDS HAVE DIMINISHED ACROSS THE AREA AND ARE NO LONGER EXPECTED TO
REACH ADVISORY CRITERIA. THEREFORE...THE ADVISORY WILL BE ALLOWED TO
EXPIRE AS SCHEDULED.

$$

CMS

Nearby

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

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.