Alert archive / Arizona / Wind Advisories in 2005

Wind Advisory 4, NWS Las Vegas, NV

November 17, 2005Mohave County, Arizona

NWS Las Vegas, NV issued this wind advisory at Nov 17, 2005, 3:57 PM MST for Mohave County, Arizona. It took effect at Nov 18, 2005, 10:00 AM MST. It was in force for .

The area

The counties it named.

The facts

Issued
Nov 17, 2005, 3:57 PM MST (22:57 UTC)
In effect from
Nov 18, 2005, 10:00 AM MST
Expired
Nov 18, 2005, 3:54 AM MST
In force
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 23:00 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

Mercury/Desert R, NV (KDRA), launched 12:00Z, 11.0 hours before the alert went out and 226 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, Mercury/Desert R, NV at 12:00Z on 2005-11-17Temperature 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, Mercury/Desert R, NV at 12:00Z on 2005-11-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -30 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
3002 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
-30 m²/s²
0-3 km storm-relative helicity
-5 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 
WWUS75 KVEF 172257
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
257 PM PST THU NOV 17 2005

AZZ002-036-CAZ029-NVZ021-180700-
/O.NEW.KVEF.WI.Y.0004.051118T1700Z-051119T0000Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU...TOPOCK...NEEDLES...
LAUGHLIN...BULLHEAD CITY...HOOVER DAM
257 PM PST THU NOV 17 2005 /357 PM MST THU NOV 17 2005/

...WIND ADVISORY IN EFFECT FROM 9 AM PST /10 AM MST/ TO 4 PM PST
/5 PM MST/ FRIDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM PST /10 AM MST/ TO 4 PM
PST /5 PM MST/ FRIDAY. 

A DRY COLD FRONT WAS PUSHING SOUTH ACROSS EAST CENTRAL NEVADA AND
SOUTHWEST UTAH THIS AFTERNOON. THE COLD FRONT WILL CONTINUE SOUTH
ACROSS NORTHWEST ARIZONA AND THE COLORADO RIVER VALLEY TONIGHT. A
TIGHT SURFACE PRESSURE GRADIENT LINGERS ACROSS THE COLORADO
RIVER FRIDAY WHICH WILL HELP ENHANCE WINDS ESPECIALLY IN NARROW
NORTH-SOUTH CHANNELS.

BOATERS PLANNING TO VENTURE OUT ONTO LAKE MEAD OR LAKE MOHAVE
SHOULD EXERCISE CAUTION DURING THE ADVISORY PERIOD...OR CONSIDER
POSTPONING THEIR ACTIVITIES UNTIL AFTER THE WINDS SUBSIDE. THE
STRONG WINDS WILL CREATE CHOPPY WATERS AND GENERATE LARGE WAVES
WHICH COULD CAPSIZE OR SWAMP SMALL CRAFT. AVOID THE OPEN WATER
AND STAY CLOSE TO SHORE OR IN PROTECTED COVES AND INLETS. 

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

$$

PIERCE
2 follow-up statements
000 
WWUS75 KVEF 180458
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
858 PM PST THU NOV 17 2005

AZZ002-036-CAZ029-NVZ021-181300-
/O.CON.KVEF.WI.Y.0004.051118T1700Z-051119T0000Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU...TOPOCK...NEEDLES...
LAUGHLIN...BULLHEAD CITY...HOOVER DAM
858 PM PST THU NOV 17 2005 /958 PM MST THU NOV 17 2005/

...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM PST /10 AM MST/ TO
4 PM PST /5 PM MST/ FRIDAY...

A DRY COLD FRONT WAS PUSHING SOUTH ACROSS FAR SOUTHERN NEVADA AND
NORTHWEST UTAH THIS EVENING. THE COLD FRONT WILL CONTINUE SOUTH
DOWN THE COLORADO RIVER VALLEY OVERNIGHT WITH NORTH TO NORTHEAST
WINDS INCREASING BEHIND THE FRONT. A TIGHT SURFACE PRESSURE
GRADIENT WILL LINGER ACROSS THE COLORADO RIVER FRIDAY WHICH WILL
HELP ENHANCE WINDS ESPECIALLY IN NARROW NORTH-SOUTH CHANNELS.

BOATERS PLANNING TO VENTURE OUT ONTO LAKE MEAD OR LAKE MOHAVE
SHOULD EXERCISE CAUTION DURING THE ADVISORY PERIOD...OR CONSIDER
POSTPONING THEIR ACTIVITIES UNTIL AFTER THE WINDS SUBSIDE. THE
STRONG WINDS WILL CREATE CHOPPY WATERS AND GENERATE LARGE WAVES
WHICH COULD CAPSIZE OR SWAMP SMALL CRAFT. AVOID THE OPEN WATER
AND STAY CLOSE TO SHORE OR IN PROTECTED COVES AND INLETS.

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

$$

JH
000 
WWUS75 KVEF 181054
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
254 AM PST FRI NOV 18 2005

AZZ002-036-CAZ029-NVZ021-181200-
/O.CAN.KVEF.WI.Y.0004.051118T1700Z-051119T0000Z/
LAKE HAVASU AND FORT MOHAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU...TOPOCK...NEEDLES...
LAUGHLIN...BULLHEAD CITY...HOOVER DAM
254 AM PST FRI NOV 18 2005 /354 AM MST FRI NOV 18 2005/

...WIND ADVISORY IS CANCELLED...

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

WINDS ALONG THE LAKE ZONES ARE NOT EXPECTED TO BE AS STRONG AS
EARLIER ANTICIPATED. HOWEVER...BREEZY TO LOCALLY WINDY CONDITIONS
ARE STILL LIKELY IN THESE AREAS THROUGH MID AFTERNOON WITH SOME
ISOLATED FAVORED AREAS APPROACHING OR BRIEFLY EXCEEDING ADVISORY
CRITERIA.

$$

Nearby

Wind Advisories in Arizona, 2005Wind Advisories in California, 2005Wind Advisories in Nevada, 2005Every wind advisory in 2005

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.