Alert archive / Nevada / Wind Advisories in 2008

Wind Advisory 27, NWS Las Vegas, NV

April 18, 2008Inyo County, San Bernardino County, California; 4 counties in Nevada; Mohave County, Arizona

NWS Las Vegas, NV issued this wind advisory at Apr 18, 2008, 2:54 PM PDT for Inyo County, San Bernardino County, California; 4 counties in Nevada; Mohave County, Arizona. It took effect at Apr 19, 2008, 3:53 AM PDT. It was in force for 43 hr.

The area

The counties it named.

The facts

Issued
Apr 18, 2008, 2:54 PM PDT (21:54 UTC)
In effect from
Apr 19, 2008, 3:53 AM PDT
Expired
Apr 20, 2008, 11:00 PM PDT
In force
43 hr
Issued by
NWS Las Vegas, NV

Counties Mohave County, AZ, Inyo County, CA, San Bernardino County, CA, Clark County, NV, Esmeralda County, NV, Lincoln County, NV, Nye County, NV

The radar

The Las Vegas radar (KESX), 142 km from the middle of the area, began a volume at 21:56 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, 9.9 hours before the alert went out and 11 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 2008-04-18Temperature 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, Mercury/Desert R, NV at 12:00Z on 2008-04-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 121 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
3436 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
121 m²/s²
0-3 km storm-relative helicity
114 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 182154
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
254 PM PDT FRI APR 18 2008

...A WINDY WEEKEND IN STORE FOR THE SOUTHERN GREAT BASIN AND
MOJAVE DESERT...

.A STRONG AREA OF LOW PRESSURE WILL REMAIN STATIONARY OVER THE
PACIFIC NORTHWEST THIS WEEKEND. THIS WILL LEAD TO AN EXTENDED
PERIOD OF WINDY CONDITIONS ACROSS SOUTHERN NEVADA...NORTHWEST
ARIZONA AND ESPECIALLY THE HIGH DESERT OF SAN BERNARDINO COUNTY.
THE STRONG WINDS WILL PRODUCE AREAS OF BLOWING DUST AND SAND WHICH
MAY SUDDENLY REDUCE VISIBILITIES TO BELOW A QUARTER OF A MILE.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR LATER UPDATES
ON THIS SITUATION.

NVZ014-015-190600-
/O.NEW.KVEF.WI.Y.0027.080419T1800Z-080420T0400Z/
ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY-
INCLUDING THE CITIES OF...BEATTY...GOLDFIELD...SILVER PEAK...
DYER...CALIENTE...PIOCHE...PANACA...HIKO...ALAMO...RACHEL
254 PM PDT FRI APR 18 2008

...WIND ADVISORY IN EFFECT FROM 11 AM TO 9 PM PDT SATURDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR CENTRAL NYE AND LINCOLN COUNTIES...WHICH IS IN
EFFECT FROM 11 AM TO 9 PM PDT SATURDAY.

STRONG SOUTHWEST WINDS WILL DEVELOP OVER SOUTH CENTRAL NEVADA
SATURDAY AFTERNOON. SUSTAINED SOUTHWEST WINDS 20 TO 35 MPH WITH
GUSTS UP TO 50 MPH ARE EXPECTED.

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. 

$$

AZZ036-CAZ524-NVZ016>022-190600-
/O.NEW.KVEF.WI.Y.0027.080419T1800Z-080420T0400Z/
LAKE MEAD NATIONAL RECREATION AREA-EASTERN MOJAVE DESERT-
NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-LAS VEGAS VALLEY-
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...BAKER...MOJAVE NATIONAL PRESERVE...
MESQUITE...OVERTON...MOAPA...PAHRUMP...INDIAN SPRINGS...
DESERT ROCK...AMARGOSA VALLEY...THE TOWN OF MT CHARLESTON...
LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY...
LAUGHLIN...BULLHEAD CITY...HOOVER DAM...PRIMM...JEAN...
SEARCHLIGHT...CAL-NEV-ARI
254 PM PDT FRI APR 18 2008 /254 PM MST FRI APR 18 2008/

...WIND ADVISORY IN EFFECT FROM 11 AM PDT /11 AM MST/ TO 9 PM PDT
/9 PM MST/ SATURDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR CLARK...SOUTHERN NYE AND NORTHEAST SAN BERNARDINO
COUNTIES...WHICH IS IN EFFECT FROM 11 AM PDT /11 AM MST/ TO 9 PM
PDT /9 PM MST/ SATURDAY.

STRONG SOUTHWEST WINDS WILL DEVELOP OVER SOUTH CENTRAL NEVADA
SATURDAY AFTERNOON. SUSTAINED SOUTHWEST WINDS 20 TO 35 MPH WITH
GUSTS UP TO 50 MPH ARE EXPECTED.

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.

STRONG WINDS IN EXCESS OF 30 MPH WILL CREATE DANGEROUS BOATING
CONDITIONS ON AREA LAKES DURING THE ADVISORY PERIOD. THESE WINDS
WILL CREATE VERY CHOPPY WATERS AND GENERATE LARGE WAVES WHICH
COULD CAPSIZE OR SWAMP SMALL CRAFT. FOR YOUR PERSONAL
SAFETY...OPERATORS OF SMALL CRAFT ARE URGED TO POSTPONE THEIR
OUTINGS UNTIL THE WINDS SUBSIDE. IF YOU DO VENTURE OUT ONTO THE
LAKES...AVOID THE OPEN WATER AND STAY CLOSE TO SHORE OR IN
PROTECTED COVES AND INLETS.

$$

AZZ001-003-190600-
/O.NEW.KVEF.WI.Y.0027.080419T1800Z-080420T0400Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...
WESTERN GRAND CANYON...KINGMAN...GOLDEN VALLEY...
HUALAPAI RESERVATION...DOLAN SPRINGS...VALENTINE...WIKIEUP
254 PM MST FRI APR 18 2008

...WIND ADVISORY IN EFFECT FROM 11 AM TO 9 PM MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR MOHAVE COUNTY...WHICH IS IN EFFECT FROM 11 AM TO 9 PM
MST SATURDAY.

STRONG SOUTHWEST WINDS WILL DEVELOP OVER SOUTH CENTRAL NEVADA
SATURDAY AFTERNOON. SUSTAINED SOUTHWEST WINDS 20 TO 35 MPH WITH
GUSTS UP TO 50 MPH ARE EXPECTED.

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.

$$

CAZ523-190600-
/O.EXB.KVEF.HW.A.0014.080419T1900Z-080421T0600Z/
WESTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN
254 PM PDT FRI APR 18 2008

...HIGH WIND WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY EVENING...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND
WATCH FOR WESTERN SAN BERNARDINO COUNTY...WHICH IS IN EFFECT FROM
SATURDAY AFTERNOON THROUGH SUNDAY EVENING.

STRONG WEST WINDS WILL DEVELOP OVER WESTERN SAN BERNARDINO
SATURDAY AFTERNOON AND COULD POTENTIALLY LAST THROUGH SUNDAY
EVENING.

SUSTAINED WEST WINDS 25 TO 40 MPH WITH GUSTS UP TO 60 MPH ARE EXPECTED.

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.

$$

CAZ519-520-190600-
/O.CON.KVEF.HW.A.0014.080419T2100Z-080420T1800Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE
254 PM PDT FRI APR 18 2008

...HIGH WIND WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH SUNDAY MORNING...

A HIGH WIND WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH SUNDAY MORNING FOR THE EAST SLOPE OF THE SOUTHERN SIERRA
AND OWENS VALLEY.

STRONG WEST WINDS WILL DEVELOP OVER THE AREA SATURDAY AFTERNOON
AS A LOW PRESSURE SYSTEM MOVES SOUTH INTO THE PACIFIC NORTHWEST.
WINDS ALONG THE UPPER SLOPES OF THE SIERRA WILL LIKELY INCREASE
TO 35 TO 50 MPH WITH GUSTS OVER 70 MPH POSSIBLE. THERE IS
POTENTIAL FOR STRONG DOWNSLOPE WINDS TO DEVELOP INTO THE OWENS
VALLEY WITH SUSTAINED WINDS REACHING 40 MPH AND GUSTS OVER
60 MPH. THESE CONDITIONS ARE MOSTLY LIKELY NEAR CANYON OPENINGS
ALONG THE WESTERN FOOTHILLS OF THE OWENS VALLEY. BLOWING DUST AND
DANGEROUS CROSS WINDS COULD MAKE FOR DANGEROUS DRIVING CONDITIONS
FOR MOTORISTS TRAVELING HIGHWAY 395 SATURDAY AFTERNOON THROUGH
SUNDAY MORNING.

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
10 follow-up statements
000 
WWUS75 KVEF 190527
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1027 PM PDT FRI APR 18 2008

...A WINDY WEEKEND IN STORE FOR THE SOUTHERN GREAT BASIN AND
MOJAVE DESERT...

.A STRONG AREA OF LOW PRESSURE WILL REMAIN STATIONARY OVER THE
PACIFIC NORTHWEST THIS WEEKEND. THIS WILL LEAD TO AN EXTENDED
PERIOD OF WINDY CONDITIONS ACROSS SOUTHERN NEVADA...NORTHWEST
ARIZONA AND ESPECIALLY THE HIGH DESERT OF SAN BERNARDINO COUNTY.
THE STRONG WINDS WILL PRODUCE AREAS OF BLOWING DUST AND SAND
WHICH MAY SUDDENLY REDUCE VISIBILITIES TO BELOW A QUARTER OF A
MILE.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR LATER
UPDATES ON THIS SITUATION.

NVZ014-015-191200-
/O.CON.KVEF.WI.Y.0027.080419T1800Z-080420T0400Z/
ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY-
INCLUDING THE CITIES OF...BEATTY...GOLDFIELD...SILVER PEAK...
DYER...CALIENTE...PIOCHE...PANACA...HIKO...ALAMO...RACHEL
1027 PM PDT FRI APR 18 2008

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 9 PM PDT
SATURDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 9 PM PDT
SATURDAY. 

STRONG SOUTHWEST WINDS WILL DEVELOP OVER SOUTH CENTRAL NEVADA
SATURDAY AFTERNOON. SUSTAINED SOUTHWEST WINDS 20 TO 35 MPH WITH
GUSTS UP TO 50 MPH ARE EXPECTED.

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.

$$

AZZ036-CAZ524-NVZ016>022-191200-
/O.CON.KVEF.WI.Y.0027.080419T1800Z-080420T0400Z/
LAKE MEAD NATIONAL RECREATION AREA-EASTERN MOJAVE DESERT-
NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-LAS VEGAS VALLEY-
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...BAKER...MOJAVE NATIONAL PRESERVE...
MESQUITE...OVERTON...MOAPA...PAHRUMP...INDIAN SPRINGS...
DESERT ROCK...AMARGOSA VALLEY...THE TOWN OF MT CHARLESTON...
LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY...
LAUGHLIN...BULLHEAD CITY...HOOVER DAM...PRIMM...JEAN...
SEARCHLIGHT...CAL-NEV-ARI
1027 PM PDT FRI APR 18 2008 /1027 PM MST FRI APR 18 2008/

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM PDT /11 AM MST/ TO
9 PM PDT /9 PM MST/ SATURDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 11 AM PDT /11 AM MST/ TO
9 PM PDT /9 PM MST/ SATURDAY. 

STRONG SOUTHWEST WINDS WILL DEVELOP OVER THE REGION SATURDAY
AFTERNOON. SUSTAINED SOUTHWEST WINDS 20 TO 35 MPH WITH GUSTS UP TO
50 MPH ARE EXPECTED.

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.

STRONG WINDS IN EXCESS OF 30 MPH WILL CREATE DANGEROUS BOATING
CONDITIONS ON AREA LAKES DURING THE ADVISORY PERIOD. THESE WINDS
WILL CREATE VERY CHOPPY WATERS AND GENERATE LARGE WAVES WHICH
COULD CAPSIZE OR SWAMP SMALL CRAFT. FOR YOUR PERSONAL SAFETY...
OPERATORS OF SMALL CRAFT ARE URGED TO POSTPONE THEIR OUTINGS
UNTIL THE WINDS SUBSIDE. IF YOU DO VENTURE OUT ONTO THE LAKES...
AVOID THE OPEN WATER AND STAY CLOSE TO SHORE OR IN PROTECTED
COVES AND INLETS.

$$

AZZ001-003-191200-
/O.CON.KVEF.WI.Y.0027.080419T1800Z-080420T0400Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...
WESTERN GRAND CANYON...KINGMAN...GOLDEN VALLEY...
HUALAPAI RESERVATION...DOLAN SPRINGS...VALENTINE...WIKIEUP
1027 PM MST FRI APR 18 2008

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 9 PM MST
SATURDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 9 PM MST
SATURDAY. 

STRONG SOUTHWEST WINDS WILL DEVELOP OVER THE REGION
SATURDAY AFTERNOON. SUSTAINED SOUTHWEST WINDS 20 TO 35 MPH WITH
GUSTS UP TO 50 MPH ARE EXPECTED.

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.

$$

CAZ519-520-191200-
/O.CON.KVEF.HW.A.0014.080419T2100Z-080420T1800Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE
1027 PM PDT FRI APR 18 2008

...HIGH WIND WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH SUNDAY MORNING...

A HIGH WIND WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH SUNDAY MORNING. 

STRONG WEST WINDS WILL DEVELOP OVER THE AREA SATURDAY AFTERNOON
AS A LOW PRESSURE SYSTEM MOVES SOUTH INTO THE PACIFIC NORTHWEST.
WINDS ALONG THE UPPER SLOPES OF THE SIERRA WILL LIKELY INCREASE
TO 35 TO 50 MPH WITH GUSTS OVER 70 MPH POSSIBLE. THERE IS
POTENTIAL FOR STRONG DOWNSLOPE WINDS TO DEVELOP INTO THE OWENS
VALLEY WITH SUSTAINED WINDS REACHING 40 MPH AND GUSTS OVER
60 MPH. THESE CONDITIONS ARE MOSTLY LIKELY NEAR CANYON OPENINGS
ALONG THE WESTERN FOOTHILLS OF THE OWENS VALLEY. BLOWING DUST AND
DANGEROUS CROSS WINDS COULD MAKE FOR DANGEROUS DRIVING CONDITIONS
FOR MOTORISTS TRAVELING HIGHWAY 395 SATURDAY AFTERNOON THROUGH
SUNDAY MORNING.

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.

$$

CAZ523-191200-
/O.CON.KVEF.HW.A.0014.080419T1900Z-080421T0600Z/
WESTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN
1027 PM PDT FRI APR 18 2008

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

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

STRONG WEST WINDS WILL DEVELOP OVER WESTERN SAN BERNARDINO
SATURDAY AFTERNOON AND COULD POTENTIALLY LAST THROUGH SUNDAY
EVENING.

SUSTAINED WEST WINDS 25 TO 40 MPH WITH GUSTS UP TO 60 MPH ARE
EXPECTED.

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.

$$
000 
WWUS75 KVEF 191053
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
353 AM PDT SAT APR 19 2008

...A WINDY WEEKEND IN STORE FOR THE SOUTHERN GREAT BASIN AND
MOJAVE DESERT...

.A STRONG AREA OF LOW PRESSURE WILL REMAIN NEARLY STATIONARY OVER
THE PACIFIC NORTHWEST THIS WEEKEND. THIS WILL LEAD TO AN EXTENDED
PERIOD OF WINDY CONDITIONS ACROSS SOUTHERN NEVADA...NORTHWEST
ARIZONA AND ESPECIALLY THE HIGH DESERT OF SAN BERNARDINO COUNTY.
THE STRONG WINDS WILL PRODUCE AREAS OF BLOWING DUST AND SAND WHICH
MAY SUDDENLY REDUCE VISIBILITIES TO BELOW A QUARTER OF A MILE.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR LATER
UPDATES ON THIS SITUATION.

CAZ519-520-192000-
/O.UPG.KVEF.HW.A.0014.080419T2100Z-080420T1800Z/
/O.NEW.KVEF.HW.W.0010.080419T2100Z-080420T1200Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE
353 AM PDT SAT APR 19 2008

...HIGH WIND WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 5 AM
PDT SUNDAY FOR THE EASTERN SIERRA SLOPES AND THE OWENS VALLEY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 5 AM PDT
SUNDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

STRONG WEST WINDS WILL DEVELOP OVER THE AREA THIS AFTERNOON.
WINDS ALONG THE UPPER SLOPES OF THE SIERRA WILL INCREASE TO 35 TO
50 MPH WITH GUSTS OVER 70 MPH. THERE IS POTENTIAL FOR STRONG
DOWNSLOPE WINDS TO DEVELOP ACROSS THE LOWER SLOPES AND INTO THE
OWENS VALLEY WITH SUSTAINED WINDS REACHING 40 MPH AND GUSTS OVER
60 MPH. THESE CONDITIONS ARE MOSTLY LIKELY NEAR CANYON OPENINGS
ALONG THE WESTERN FOOTHILLS OF THE OWENS VALLEY. BLOWING DUST AND
DANGEROUS CROSS WINDS COULD MAKE FOR DANGEROUS DRIVING CONDITIONS
FOR MOTORISTS TRAVELING HIGHWAY 395 SATURDAY AFTERNOON THROUGH
EARLY SUNDAY MORNING.

$$

CAZ523-192000-
/O.UPG.KVEF.HW.A.0014.080419T1900Z-080421T0600Z/
/O.EXB.KVEF.WI.Y.0027.080419T1800Z-080421T0600Z/
WESTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN
353 AM PDT SAT APR 19 2008

...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 11 PM PDT
SUNDAY FOR WESTERN SAN BERNARDINO COUNTY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 11 PM
PDT SUNDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

SUSTAINED WEST WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 55 MPH WILL
DEVELOP LATE THIS MORNING OR EARLY AFTERNOON. THE STRONG WINDS
WILL PERSIST THROUGH THE WEEKEND.  

$$

CAZ522-192000-
/O.EXA.KVEF.WI.Y.0027.080419T1800Z-080420T0400Z/
DEATH VALLEY NATIONAL PARK-
INCLUDING THE CITIES OF...FURNACE CREEK...STOVEPIPE WELLS...
SHOSHONE...TECOPA
353 AM PDT SAT APR 19 2008

...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 9 PM PDT
THIS EVENING FOR DEATH VALLEY NATIONAL PARK...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 9 PM PDT
THIS EVENING. 

STRONG SOUTH TO SOUTHWEST WINDS WILL DEVELOP OVER THE REGION BY
THIS AFTERNOON. SUSTAINED WIND SPEEDS IN THE 20 TO 35 MPH RANGE
WITH GUSTS UP TO 50 MPH ARE EXPECTED INTO THE EVENING HOURS BEFORE
DIMINISHING OVERNIGHT.

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.

$$

AZZ001-003-036-CAZ524-NVZ014>022-192000-
/O.CON.KVEF.WI.Y.0027.080419T1800Z-080420T0400Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-EASTERN MOJAVE DESERT-
ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY-
NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-LAS VEGAS VALLEY-
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...
WESTERN GRAND CANYON...KINGMAN...GOLDEN VALLEY...
HUALAPAI RESERVATION...DOLAN SPRINGS...VALENTINE...WIKIEUP...
BAKER...MOJAVE NATIONAL PRESERVE...BEATTY...GOLDFIELD...
SILVER PEAK...DYER...CALIENTE...PIOCHE...PANACA...HIKO...ALAMO...
RACHEL...MESQUITE...OVERTON...MOAPA...PAHRUMP...INDIAN SPRINGS...
DESERT ROCK...AMARGOSA VALLEY...THE TOWN OF MT CHARLESTON...
LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY...
LAUGHLIN...BULLHEAD CITY...HOOVER DAM...PRIMM...JEAN...
SEARCHLIGHT...CAL-NEV-ARI
353 AM PDT SAT APR 19 2008 /353 AM MST SAT APR 19 2008/

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM PDT /11 AM MST/
THIS MORNING TO 9 PM PDT /9 PM MST/ THIS EVENING FOR SOUTHERN
NEVADA AND MOST OF MOHAVE COUNTY IN ARIZONA AND EASTERN SAN
BERNARDINO COUNTY IN CALIFORNIA...

A WIND ADVISORY REMAINS IN EFFECT FROM 11 AM PDT /11 AM MST/ THIS
MORNING TO 9 PM PDT /9 PM MST/ THIS EVENING. 

STRONG SOUTHWEST WINDS WILL DEVELOP OVER THE REGION BY THIS
AFTERNOON. SUSTAINED SOUTHWEST WINDS 20 TO 35 MPH WITH GUSTS UP
TO 50 MPH ARE EXPECTED. WINDS IN THE SPRING MOUNTAINS AND SHEEP
RANGE MAY GUST OVER 60 MPH AT TIMES. 

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.

STRONG WINDS IN EXCESS OF 30 MPH WILL CREATE DANGEROUS BOATING
CONDITIONS ON AREA LAKES DURING THE ADVISORY PERIOD. THESE WINDS
WILL CREATE VERY CHOPPY WATERS AND GENERATE LARGE WAVES WHICH
COULD CAPSIZE OR SWAMP SMALL CRAFT. FOR YOUR PERSONAL SAFETY...
OPERATORS OF SMALL CRAFT ARE URGED TO POSTPONE THEIR OUTINGS
UNTIL THE WINDS SUBSIDE. IF YOU DO VENTURE OUT ONTO THE LAKES...
AVOID THE OPEN WATER AND STAY CLOSE TO SHORE OR IN PROTECTED
COVES AND INLETS.

$$
000 
WWUS75 KVEF 191102 CCA
NPWVEF

URGENT - WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE LAS VEGAS NV
400 AM PDT SAT APR 19 2008

...A WINDY WEEKEND IN STORE FOR THE SOUTHERN GREAT BASIN AND
MOJAVE DESERT...

.A STRONG AREA OF LOW PRESSURE WILL REMAIN NEARLY STATIONARY OVER
THE PACIFIC NORTHWEST THIS WEEKEND. THIS WILL LEAD TO AN EXTENDED
PERIOD OF WINDY CONDITIONS ACROSS SOUTHERN NEVADA...NORTHWEST
ARIZONA AND ESPECIALLY THE HIGH DESERT OF SAN BERNARDINO COUNTY.
THE STRONG WINDS WILL PRODUCE AREAS OF BLOWING DUST AND SAND WHICH
MAY SUDDENLY REDUCE VISIBILITIES TO BELOW A QUARTER OF A MILE.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR LATER
UPDATES ON THIS SITUATION.

CAZ519-520-192015-
/O.UPG.KVEF.HW.A.0014.080419T2100Z-080420T1800Z/
/O.COR.KVEF.HW.W.0010.080419T2100Z-080420T1200Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE
400 AM PDT SAT APR 19 2008

...HIGH WIND WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 5 AM
PDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 5 AM PDT
SUNDAY FOR THE EASTERN SIERRA SLOPES AND THE OWENS VALLEY. THE
HIGH WIND WATCH IS NO LONGER IN EFFECT.

STRONG WEST WINDS WILL DEVELOP OVER THE AREA THIS AFTERNOON.
WINDS ALONG THE UPPER SLOPES OF THE SIERRA WILL INCREASE TO 35 TO
50 MPH WITH GUSTS OVER 70 MPH. THERE IS POTENTIAL FOR STRONG
DOWNSLOPE WINDS TO DEVELOP ACROSS THE LOWER SLOPES AND INTO THE
OWENS VALLEY WITH SUSTAINED WINDS REACHING 40 MPH AND GUSTS OVER
60 MPH. THESE CONDITIONS ARE MOSTLY LIKELY NEAR CANYON OPENINGS
ALONG THE WESTERN FOOTHILLS OF THE OWENS VALLEY. BLOWING DUST AND
DANGEROUS CROSS WINDS COULD MAKE FOR DANGEROUS DRIVING CONDITIONS
FOR MOTORISTS TRAVELING HIGHWAY 395 SATURDAY AFTERNOON THROUGH
EARLY SUNDAY MORNING.

$$

CAZ523-192015-
/O.UPG.KVEF.HW.A.0014.080419T1900Z-080421T0600Z/
/O.COR.KVEF.WI.Y.0027.080419T1800Z-080421T0600Z/
WESTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN
400 AM PDT SAT APR 19 2008

...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 11 PM PDT
SUNDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 11 PM
PDT SUNDAY FOR WESTERN SAN BERNARDINO COUNTY. THE HIGH WIND WATCH
IS NO LONGER IN EFFECT.

SUSTAINED WEST WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 55 MPH WILL
DEVELOP LATE THIS MORNING OR EARLY AFTERNOON. THE STRONG WINDS
WILL PERSIST THROUGH THE WEEKEND.  

$$

CAZ522-192015-
/O.COR.KVEF.WI.Y.0027.080419T1800Z-080420T0400Z/
DEATH VALLEY NATIONAL PARK-
INCLUDING THE CITIES OF...FURNACE CREEK...STOVEPIPE WELLS...
SHOSHONE...TECOPA
400 AM PDT SAT APR 19 2008

...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 9 PM PDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 9 PM PDT
THIS EVENING FOR DEATH VALLEY NATIONAL PARK. 

STRONG SOUTH TO SOUTHWEST WINDS WILL DEVELOP OVER THE REGION BY
THIS AFTERNOON. SUSTAINED WIND SPEEDS IN THE 20 TO 35 MPH RANGE
WITH GUSTS UP TO 50 MPH ARE EXPECTED INTO THE EVENING HOURS BEFORE
DIMINISHING OVERNIGHT.

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.

$$

AZZ001-003-036-CAZ524-NVZ014>022-192015-
/O.COR.KVEF.WI.Y.0027.080419T1800Z-080420T0400Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-EASTERN MOJAVE DESERT-
ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY-
NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-LAS VEGAS VALLEY-
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...
WESTERN GRAND CANYON...KINGMAN...GOLDEN VALLEY...
HUALAPAI RESERVATION...DOLAN SPRINGS...VALENTINE...WIKIEUP...
BAKER...MOJAVE NATIONAL PRESERVE...BEATTY...GOLDFIELD...
SILVER PEAK...DYER...CALIENTE...PIOCHE...PANACA...HIKO...ALAMO...
RACHEL...MESQUITE...OVERTON...MOAPA...PAHRUMP...INDIAN SPRINGS...
DESERT ROCK...AMARGOSA VALLEY...THE TOWN OF MT CHARLESTON...
LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY...
LAUGHLIN...BULLHEAD CITY...HOOVER DAM...PRIMM...JEAN...
SEARCHLIGHT...CAL-NEV-ARI
400 AM PDT SAT APR 19 2008 /400 AM MST SAT APR 19 2008/

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM PDT /11 AM MST/
THIS MORNING TO 9 PM PDT /9 PM MST/ THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT FROM 11 AM PDT /11 AM MST/ THIS
MORNING TO 9 PM PDT /9 PM MST/ THIS EVENING FOR SOUTHERN
NEVADA AND MOST OF MOHAVE COUNTY IN ARIZONA AND EASTERN SAN
BERNARDINO COUNTY IN CALIFORNIA. 

STRONG SOUTHWEST WINDS WILL DEVELOP OVER THE REGION BY THIS
AFTERNOON. SUSTAINED SOUTHWEST WINDS 20 TO 35 MPH WITH GUSTS UP
TO 50 MPH ARE EXPECTED. WINDS IN THE SPRING MOUNTAINS AND SHEEP
RANGE MAY GUST OVER 60 MPH AT TIMES. 

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.

STRONG WINDS IN EXCESS OF 30 MPH WILL CREATE DANGEROUS BOATING
CONDITIONS ON AREA LAKES DURING THE ADVISORY PERIOD. THESE WINDS
WILL CREATE VERY CHOPPY WATERS AND GENERATE LARGE WAVES WHICH
COULD CAPSIZE OR SWAMP SMALL CRAFT. FOR YOUR PERSONAL SAFETY...
OPERATORS OF SMALL CRAFT ARE URGED TO POSTPONE THEIR OUTINGS
UNTIL THE WINDS SUBSIDE. IF YOU DO VENTURE OUT ONTO THE LAKES...
AVOID THE OPEN WATER AND STAY CLOSE TO SHORE OR IN PROTECTED
COVES AND INLETS.

$$
000 
WWUS75 KVEF 191620
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
920 AM PDT SAT APR 19 2008

...A WINDY WEEKEND IN STORE FOR THE SOUTHERN GREAT BASIN AND
MOJAVE DESERT...

.A STRONG AREA OF LOW PRESSURE WILL REMAIN NEARLY STATIONARY OVER
THE PACIFIC NORTHWEST THIS WEEKEND. THIS WILL LEAD TO AN EXTENDED
PERIOD OF WINDY CONDITIONS ACROSS SOUTHERN NEVADA...NORTHWEST
ARIZONA AND ESPECIALLY THE HIGH DESERT OF SAN BERNARDINO COUNTY.
THE STRONG WINDS WILL PRODUCE AREAS OF BLOWING DUST AND SAND
WHICH MAY SUDDENLY REDUCE VISIBILITIES BELOW A QUARTER OF A MILE.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR LATER
UPDATES ON THIS SITUATION.

CAZ519-520-192300-
/O.CON.KVEF.HW.W.0010.080419T2100Z-080420T1200Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE
920 AM PDT SAT APR 19 2008

...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON
TO 5 AM PDT SUNDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FOR THE EASTERN SIERRA
SLOPES AND THE OWENS VALLEY FROM 2 PM THIS AFTERNOON TO 5 AM PDT
SUNDAY.

STRONG WEST WINDS WILL DEVELOP OVER THE AREA THIS AFTERNOON.
WINDS ALONG THE UPPER SLOPES OF THE SIERRA WILL INCREASE TO 35 TO
50 MPH WITH GUSTS OVER 70 MPH. STRONG DOWNSLOPE WINDS ARE
EXPECTED TO DEVELOP ACROSS THE LOWER SLOPES AND INTO THE OWENS
VALLEY...WITH SUSTAINED WINDS REACHING 40 MPH AND GUSTS OVER 60
MPH. THESE CONDITIONS ARE MOSTLY LIKELY NEAR CANYON OPENINGS ALONG
THE WESTERN FOOTHILLS OF THE OWENS VALLEY. BLOWING DUST AND
DANGEROUS CROSS WINDS COULD MAKE FOR DANGEROUS DRIVING CONDITIONS
FOR MOTORISTS TRAVELING HIGHWAY 395 SATURDAY AFTERNOON THROUGH
EARLY SUNDAY MORNING.

$$

CAZ521-192300-
/O.EXA.KVEF.WI.Y.0027.080419T1800Z-080420T0400Z/
WHITE MOUNTAINS OF INYO COUNTY-
920 AM PDT SAT APR 19 2008

...WIND ADVISORY IN EFFECT UNTIL 9 PM PDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR THE WHITE MOUNTAINS OF INYO COUNTY...WHICH IS IN
EFFECT UNTIL 9 PM PDT THIS EVENING.

STRONG WEST WINDS WILL DEVELOP OVER THE AREA THIS AFTERNOON. WINDS
AT THE HIGHER ELEVATIONS WILL INCREASE TO 30 TO 40 MPH WITH GUSTS
TO AROUND 60 MPH.

$$

AZZ001-003-036-CAZ522-524-NVZ014>022-192300-
/O.CON.KVEF.WI.Y.0027.080419T1800Z-080420T0400Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-DEATH VALLEY NATIONAL PARK-
EASTERN MOJAVE DESERT-ESMERALDA AND CENTRAL NYE COUNTY-
LINCOLN COUNTY-NORTHEAST CLARK COUNTY-
WESTERN CLARK AND SOUTHERN NYE COUNTY-SHEEP RANGE-
SPRING MOUNTAINS-RED ROCK CANYON-LAS VEGAS VALLEY-
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...
WESTERN GRAND CANYON...KINGMAN...GOLDEN VALLEY...
HUALAPAI RESERVATION...DOLAN SPRINGS...VALENTINE...WIKIEUP...
FURNACE CREEK...STOVEPIPE WELLS...SHOSHONE...TECOPA...BAKER...
MOJAVE NATIONAL PRESERVE...BEATTY...GOLDFIELD...SILVER PEAK...
DYER...CALIENTE...PIOCHE...PANACA...HIKO...ALAMO...RACHEL...
MESQUITE...OVERTON...MOAPA...PAHRUMP...INDIAN SPRINGS...
DESERT ROCK...AMARGOSA VALLEY...THE TOWN OF MT CHARLESTON...
LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY...
LAUGHLIN...BULLHEAD CITY...HOOVER DAM...PRIMM...JEAN...
SEARCHLIGHT...CAL-NEV-ARI
920 AM PDT SAT APR 19 2008 /920 AM MST SAT APR 19 2008/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT /9 PM MST/ THIS
EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT /9 PM MST/ THIS
EVENING. 

STRONG SOUTHWEST WINDS WILL DEVELOP OVER THE REGION BY THIS
AFTERNOON. SUSTAINED SOUTHWEST WINDS 20 TO 35 MPH WITH GUSTS UP
TO 50 MPH ARE EXPECTED. WINDS IN THE SPRING MOUNTAINS AND SHEEP
RANGE MAY GUST OVER 60 MPH AT TIMES.

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.

STRONG WINDS IN EXCESS OF 30 MPH WILL CREATE DANGEROUS BOATING
CONDITIONS ON AREA LAKES DURING THE ADVISORY PERIOD. THESE WINDS
WILL CREATE VERY CHOPPY WATERS AND GENERATE LARGE WAVES WHICH
COULD CAPSIZE OR SWAMP SMALL CRAFT. FOR YOUR PERSONAL SAFETY...
OPERATORS OF SMALL CRAFT ARE URGED TO POSTPONE THEIR OUTINGS
UNTIL THE WINDS SUBSIDE. IF YOU DO VENTURE OUT ONTO THE LAKES...
AVOID THE OPEN WATER AND STAY CLOSE TO SHORE OR IN PROTECTED
COVES AND INLETS.

$$

CAZ523-192300-
/O.CON.KVEF.WI.Y.0027.080419T1800Z-080421T0600Z/
WESTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN
920 AM PDT SAT APR 19 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT SUNDAY...

A WIND ADVISORY REMAINS IN EFFECT FOR NORTHWEST SAN BERNARDINO
COUNTY UNTIL 11 PM PDT SUNDAY.

SUSTAINED WEST WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 55 MPH WILL
DEVELOP LATE THIS MORNING INTO EARLY THIS AFTERNOON. THE STRONG
WINDS WILL PERSIST THROUGH THE WEEKEND...CREATING AREAS OF BLOWING
DUST AND DANGEROUS DRIVING CONDITIONS ON INTERSTATE 15 AND HIGHWAY
395.

$$

MORGAN
000 
WWUS75 KVEF 192206
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
306 PM PDT SAT APR 19 2008

...A WINDY WEEKEND IN STORE FOR THE SOUTHERN GREAT BASIN AND
MOJAVE DESERT...

.A STRONG AREA OF LOW PRESSURE WILL REMAIN NEARLY STATIONARY OVER
THE PACIFIC NORTHWEST THIS WEEKEND. THIS WILL LEAD TO AN EXTENDED
PERIOD OF WINDY CONDITIONS ACROSS SOUTHERN NEVADA...NORTHWEST
ARIZONA AND ESPECIALLY THE HIGH DESERT OF SAN BERNARDINO COUNTY.
THE STRONG WINDS WILL PRODUCE AREAS OF BLOWING DUST AND SAND
WHICH MAY SUDDENLY REDUCE VISIBILITIES BELOW A QUARTER OF A MILE.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR LATER
UPDATES ON THIS SITUATION.

CAZ519-520-200400-
/O.CON.KVEF.HW.W.0010.000000T0000Z-080420T1200Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE
306 PM PDT SAT APR 19 2008

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM PDT SUNDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FOR THE EASTERN SIERRA
SLOPES AND OWENS VALLEY UNTIL 5 AM PDT SUNDAY.

WEST WIND GUSTS OF 35 TO 45 MPH WERE OCCURRING IN THE WARNED AREA
THIS AFTERNOON. WINDS ALONG THE UPPER SLOPES OF THE SIERRA WILL
CONTINUE TO INCREASE LATE THIS AFTERNOON...WITH GUSTS AROUND 70
MPH EXPECTED. STRONG DOWNSLOPE WINDS ARE EXPECTED TO DEVELOP
ACROSS THE LOWER SLOPES AND INTO THE OWENS VALLEY THIS EVENING AND
TONIGHT...WITH SUSTAINED WINDS REACHING 40 MPH AND GUSTS OVER 60
MPH. THESE CONDITIONS ARE MOSTLY LIKELY NEAR CANYON OPENINGS ALONG
THE WESTERN FOOTHILLS OF THE OWENS VALLEY. BLOWING DUST AND
DANGEROUS CROSS WINDS COULD MAKE FOR DANGEROUS DRIVING CONDITIONS
FOR MOTORISTS TRAVELING HIGHWAY 395 THIS AFTERNOON THROUGH EARLY
SUNDAY MORNING.

$$

AZZ001-003-036-CAZ521-522-524-NVZ014>022-200400-
/O.CON.KVEF.WI.Y.0027.000000T0000Z-080420T0400Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-WHITE MOUNTAINS OF INYO COUNTY-
DEATH VALLEY NATIONAL PARK-EASTERN MOJAVE DESERT-
ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY-
NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-LAS VEGAS VALLEY-
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...
WESTERN GRAND CANYON...KINGMAN...GOLDEN VALLEY...
HUALAPAI RESERVATION...DOLAN SPRINGS...VALENTINE...WIKIEUP...
FURNACE CREEK...STOVEPIPE WELLS...SHOSHONE...TECOPA...BAKER...
MOJAVE NATIONAL PRESERVE...BEATTY...GOLDFIELD...SILVER PEAK...
DYER...CALIENTE...PIOCHE...PANACA...HIKO...ALAMO...RACHEL...
MESQUITE...OVERTON...MOAPA...PAHRUMP...INDIAN SPRINGS...
DESERT ROCK...AMARGOSA VALLEY...THE TOWN OF MT CHARLESTON...
LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY...
LAUGHLIN...BULLHEAD CITY...HOOVER DAM...PRIMM...JEAN...
SEARCHLIGHT...CAL-NEV-ARI
306 PM PDT SAT APR 19 2008 /306 PM MST SAT APR 19 2008/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT /9 PM MST/ THIS
EVENING...

A WIND ADVISORY REMAINS IN EFFECT FOR SOUTHERN NEVADA...MUCH OF
SOUTHEAST CALIFORNIA...AND MUCH OF MOHAVE COUNTY ARIZONA UNTIL 9
PM PDT /9 PM MST/ THIS EVENING.

SOUTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS UP TO 50 MPH WILL
CONTINUE OVER THE ADVISORY AREA THROUGH EARLY EVENING. WINDS MAY
GUST OVER 55 MPH AT TIMES IN MORE WIND PRONE AREAS SUCH AS THE
SPRING MOUNTAINS...SHEEP RANGE...AND THE NEVADA TEST SITE.

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.

STRONG WINDS IN EXCESS OF 30 MPH WILL CREATE DANGEROUS BOATING
CONDITIONS ON AREA LAKES DURING THE ADVISORY PERIOD. THESE WINDS
WILL CREATE VERY CHOPPY WATERS AND GENERATE LARGE WAVES WHICH
COULD CAPSIZE OR SWAMP SMALL CRAFT. FOR YOUR PERSONAL SAFETY...
OPERATORS OF SMALL CRAFT ARE URGED TO POSTPONE THEIR OUTINGS
UNTIL THE WINDS SUBSIDE. IF YOU DO VENTURE OUT ONTO THE LAKES...
AVOID THE OPEN WATER AND STAY CLOSE TO SHORE OR IN PROTECTED
COVES AND INLETS.

$$

CAZ523-200400-
/O.CON.KVEF.WI.Y.0027.000000T0000Z-080421T0600Z/
WESTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN
306 PM PDT SAT APR 19 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT SUNDAY...

A WIND ADVISORY REMAINS IN EFFECT FOR NORTHWEST SAN BERNARDINO
COUNTY UNTIL 11 PM PDT SUNDAY.

SUSTAINED WEST WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 55 MPH WILL
PERSIST THROUGH THE WEEKEND...CREATING AREAS OF BLOWING DUST AND
DANGEROUS DRIVING CONDITIONS ON INTERSTATE 15 AND HIGHWAY 395.

DRIVERS OF VANS...CAMPERS...TRAILERS...AND OTHER HIGH-PROFILE
VEHICLES SHOULD BE ALERT TO THE DANGER OF THESE WINDS...ESPECIALLY
WHEN DRIVING ALONG NORTH SOUTH ROADS.

$$

MORGAN
000 
WWUS75 KVEF 200409
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
909 PM PDT SAT APR 19 2008

AZZ001-003-036-CAZ521-522-524-NVZ014>022-200515-
/O.EXP.KVEF.WI.Y.0027.000000T0000Z-080420T0400Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-WHITE MOUNTAINS OF INYO COUNTY-
DEATH VALLEY NATIONAL PARK-EASTERN MOJAVE DESERT-
ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY-
NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-LAS VEGAS VALLEY-
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...
WESTERN GRAND CANYON...KINGMAN...GOLDEN VALLEY...
HUALAPAI RESERVATION...DOLAN SPRINGS...VALENTINE...WIKIEUP...
FURNACE CREEK...STOVEPIPE WELLS...SHOSHONE...TECOPA...BAKER...
MOJAVE NATIONAL PRESERVE...BEATTY...GOLDFIELD...SILVER PEAK...
DYER...CALIENTE...PIOCHE...PANACA...HIKO...ALAMO...RACHEL...
MESQUITE...OVERTON...MOAPA...PAHRUMP...INDIAN SPRINGS...
DESERT ROCK...AMARGOSA VALLEY...THE TOWN OF MT CHARLESTON...
LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY...
LAUGHLIN...BULLHEAD CITY...HOOVER DAM...PRIMM...JEAN...
SEARCHLIGHT...CAL-NEV-ARI
909 PM PDT SAT APR 19 2008 /909 PM MST SAT APR 19 2008/

...WIND ADVISORY HAS EXPIRED...

THE WIND ADVISORY IS NO LONGER IN EFFECT FOR SOUTHERN NEVADA...
NORTHWEST ARIZONA AND EASTERN SAN BERNARDINO AND INYO COUNTIES IN
CALIFORNIA. AUTOMATED WIND SENSORS WITHIN THE ADVISORY AREA WERE
INDICATING A GRADUAL DECREASE IN WIND SPEEDS THIS EVENING AND THIS
TREND WILL CONTINUE THROUGH LATE EVENING. WINDS GENERALLY GUSTING
BETWEEN 25 AND 35 MPH DURING THE LATE EVENING WILL DIMINISH TO
BETWEEN 15 AND 25 MPH OVERNIGHT.

$$

CAZ519-520-201200-
/O.CON.KVEF.HW.W.0010.000000T0000Z-080420T1200Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE
909 PM PDT SAT APR 19 2008

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM PDT SUNDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM PDT SUNDAY FOR
THE EAST SLOPES OF THE SOUTHERN SIERRA AND OWENS VALLEY.

WEST WIND GUSTING UP TO 59 MPH WERE REPORTED IN THE FOOTHILLS WEST
OF INDECENCY THIS EVENING. WINDS ALONG THE UPPER SLOPES OF THE
SIERRA WILL CONTINUE TO INCREASE OVERNIGHT...WITH GUSTS AROUND 70
MPH EXPECTED. STRONG DOWNSLOPE WINDS ARE EXPECTED TO DEVELOP
ACROSS THE LOWER SLOPES AND INTO THE OWENS VALLEY OVERNIGHT...
WITH SUSTAINED WINDS REACHING 40 MPH AND GUSTS OVER 60 MPH. THESE
CONDITIONS ARE MOSTLY LIKELY NEAR CANYON OPENINGS ALONG THE
WESTERN FOOTHILLS OF THE OWENS VALLEY. BLOWING DUST AND DANGEROUS
CROSS WINDS COULD MAKE FOR DANGEROUS DRIVING CONDITIONS FOR
MOTORISTS TRAVELING HIGHWAY 395 THIS AFTERNOON THROUGH EARLY
SUNDAY MORNING.

$$

CAZ523-201200-
/O.CON.KVEF.WI.Y.0027.000000T0000Z-080421T0600Z/
WESTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN
909 PM PDT SAT APR 19 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT SUNDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT SUNDAY FOR THE
WESTERN SAN BERNARDINO COUNTY DESERTS.

SUSTAINED WEST WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 55 MPH WILL
PERSIST THROUGH THE WEEKEND...CREATING AREAS OF BLOWING DUST AND
DANGEROUS DRIVING CONDITIONS ON INTERSTATE 15 AND HIGHWAY 395.

DRIVERS OF VANS...CAMPERS...TRAILERS...AND OTHER HIGH-PROFILE
VEHICLES SHOULD BE ALERT TO THE DANGER OF THESE WINDS...
ESPECIALLY WHEN DRIVING ALONG NORTH SOUTH ROADS.

$$

JGA
000 
WWUS75 KVEF 201153
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
453 AM PDT SUN APR 20 2008

CAZ519-520-201600-
/O.EXT.KVEF.HW.W.0010.000000T0000Z-080420T1600Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE
453 AM PDT SUN APR 20 2008

...HIGH WIND WARNING NOW IN EFFECT UNTIL 9 AM PDT THIS MORNING...

THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 9 AM PDT THIS
MORNING. 

WEST WINDS GUSTING OVER 60 MPH WERE REPORTED IN THE FOOTHILLS
OVERNIGHT. THE PEAK WIND REPORTED SO FAR HAS BEEN 88 MPH AT AN
AUTOMATED STATION 5 MILES WEST SOUTHWEST OF INDEPENDENCE. WIND
GUSTS OVER 60 MPH WERE STILL BEING REPORTED AS OF 4 AM AND THE
STRONG WINDS LOOK LIKE THEY WILL CONTINUE A FEW HOURS LONGER THAN
EXPECTED. THE HIGH WIND WARNING HAS BEEN EXTENDED UNTIL 9 AM.
BLOWING DUST AND SUDDEN CROSS WINDS COULD MAKE FOR DANGEROUS
DRIVING CONDITIONS FOR MOTORISTS TRAVELING HIGHWAY 395 EARLY THIS


$$

CAZ523-201600-
/O.CON.KVEF.WI.Y.0027.000000T0000Z-080421T0600Z/
WESTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN
453 AM PDT SUN APR 20 2008

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

A WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING. 

SUSTAINED WEST WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 55 MPH WILL
PERSIST THROUGH THIS AFTERNOON AND EVENING...CREATING AREAS OF
BLOWING DUST AND DANGEROUS DRIVING CONDITIONS ON INTERSTATE 15
AND HIGHWAY 395. INTERSTATE 15 JUST EAST OF BARSTOW WAS CLOSED
BRIEFLY EARLY THIS MORNING DUE TO VISIBILITY NEAR ZERO. CHP
REPORTED THE INTERSTATE OPEN AGAIN AS OF 432 AM.

DRIVERS OF VANS...CAMPERS...TRAILERS...AND OTHER HIGH-PROFILE
VEHICLES SHOULD BE ALERT TO THE DANGER OF THESE WINDS...
ESPECIALLY WHEN DRIVING ALONG NORTH SOUTH ROADS.

$$
000 
WWUS75 KVEF 201537
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
837 AM PDT SUN APR 20 2008

CAZ519-520-201645-
/O.EXP.KVEF.HW.W.0010.000000T0000Z-080420T1600Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE
837 AM PDT SUN APR 20 2008

...HIGH WIND WARNING WILL EXPIRE AT 9 AM PDT THIS MORNING...

THE HIGH WIND WARNING FOR THE EASTERN SIERRA SLOPES AND OWENS
VALLEY WILL EXPIRE AT 9 AM.

WIND GUSTS OVER WESTERN INYO COUNTY HAVE DECREASED TO 40 MPH OR
LESS...AND ARE NOT EXPECTED TO INCREASE AGAIN. THEREFORE...THE
HIGH WIND WARNING WILL BE ALLOWED TO EXPIRE AT 9 AM. DRIVERS ON
HIGHWAY 395 SHOULD REMAIN ALERT FOR SUDDENLY SHIFTING WINDS.

$$

CAZ523-202300-
/O.CON.KVEF.WI.Y.0027.000000T0000Z-080421T0600Z/
WESTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN
837 AM PDT SUN APR 20 2008

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

A WIND ADVISORY REMAINS IN EFFECT FOR NORTHWEST SAN BERNARDINO
COUNTY UNTIL 11 PM PDT THIS EVENING.

WEST WINDS HAD SUBSIDED A LITTLE OVERNIGHT...AND WERE GUSTING 30
TO 40 MPH THIS MORNING. THE WINDS ARE EXPECTED TO INCREASE AGAIN
LATE THIS MORNING...REACHING 25 TO 35 MPH SUSTAINED WITH GUSTS UP
TO 55 MPH THROUGH THIS AFTERNOON AND EVENING. THESE WINDS WILL
CAUSE AREAS OF BLOWING DUST AND DANGEROUS DRIVING CONDITIONS ON
INTERSTATE 15 AND HIGHWAY 395.

DRIVERS OF VANS...CAMPERS...TRAILERS...AND OTHER HIGH-PROFILE
VEHICLES SHOULD BE ALERT TO THE DANGER OF THESE
WINDS...ESPECIALLY WHEN DRIVING ALONG NORTH SOUTH ROADS.

$$

MORGAN
000 
WWUS75 KVEF 202142
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
242 PM PDT SUN APR 20 2008

CAZ523-210600-
/O.CON.KVEF.WI.Y.0027.000000T0000Z-080421T0600Z/
WESTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN
242 PM PDT SUN APR 20 2008

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

A WIND ADVISORY REMAINS IN EFFECT FOR NORTHWEST SAN BERNARDINO
COUNTY UNTIL 11 PM.

WEST WINDS OF 25 TO 35 MPH WITH GUSTS OF 40 TO 50 MPH WILL CONTINUE
THROUGH THIS EVENING. THESE WINDS WILL CAUSE AREAS OF BLOWING DUST
AND DANGEROUS DRIVING CONDITIONS ON INTERSTATE 15 AND HIGHWAY 395.

DRIVERS OF VANS...CAMPERS...TRAILERS...AND OTHER HIGH-PROFILE
VEHICLES SHOULD BE ALERT TO THE DANGER OF THESE WINDS...
ESPECIALLY WHEN DRIVING ALONG NORTH SOUTH ROADS.

$$

MORGAN
000 
WWUS75 KVEF 210557
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1057 PM PDT SUN APR 20 2008

CAZ523-210700-
/O.EXP.KVEF.WI.Y.0027.000000T0000Z-080421T0600Z/
WESTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN
1057 PM PDT SUN APR 20 2008

...WIND ADVISORY WILL EXPIRE AT 11 PM PDT THIS EVENING...

THE WIND ADVISORY WILL EXPIRE AT 11 PM PDT THIS EVENING FOR THE
HIGH DESERT OF WESTERN SAN BERNARDINO COUNTY. WIND GUSTS HAD
GENERALLY DECREASED TO BETWEEN 30 AND 35 MPH ACROSS MOST OF
WESTERN SAN BERNARDINO COUNTY LATE THIS EVENING AND WIND SPEEDS
WILL CONTINUE TO DIMINISH TO LESS THAN 20 MPH OVERNIGHT.


$$

What forecasters said that day

The local office's own words before this wind advisory 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 wind advisory went out at Apr 18, 9:56 AM PDT, 4 hours 58 minutes earlier.

Area forecast discussion, Apr 18, 9:56 AM PDT, 4 hours 58 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
956 AM PDT FRI APR 18 2008

.SYNOPSIS...TEMPERATURES WILL WARM TO ABOVE NORMAL LEVELS TODAY
UNDER SUNNY SKIES AND SOUTHERLY WINDS. A STRONG LOW PRESSURE SYSTEM
WILL SETTLE OVER THE PACIFIC NORTHWEST THIS WEEKEND PRODUCING WINDY
CONDITIONS WITH TEMPERATURES COOLING BEHIND A COLD FRONT SUNDAY.
&&

.SHORT TERM...MINOR UPDATE NEEDED TO ADDRESS THE INCREASE IN HIGH
CLOUDS ACROSS CENTRAL NEVADA. 12Z MODELS CONSISTENT DEVELOPING OMEGA
BLOCK OVER THE NORTHEAST PACIFIC/WESTERN NORTH AMERICA THIS WEEKEND.
AS DEEP UPPER LOW SETTLES IN ACROSS THE PACIFIC NORTHWEST A
PROLONGED WIND EVENT SETS UP SATURDAY AND SUNDAY...ESPECIALLY ACROSS
WESTERN SAN BERNARDINO COUNTY WHERE THE SURFACE PRESSURE GRADIENT
WILL BE TIGHTLY PACKED. WILL ADDRESS THE NEED FOR WEATHER HEADLINES
IN THE AFTERNOON.
&&

.AVIATION...FOR MCCARRAN...NORTHEAST WINDS AROUND 6-8 KNOTS WILL
SHIFT OVER TO THE SOUTH AFTER 20Z INCREASE SPEED TO AROUND 10-15
KNOTS. THIS WILL CONTINUE TONIGHT. STRONGER SOUTHWEST WINDS WILL
OCCUR AFTER 18Z SATURDAY WITH WINDS 15-25 KNOTS AND OCCASIONAL GUSTS
NEAR 35 KNOTS. SKIES WILL REMAIN MOSTLY CLEAR.

FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST
CALIFORNIA...LIGHT WINDS THIS MORNING WILL BECOME SOUTHWESTERLY
AROUND 10-18 KNOTS. THESE WINDS WILL CONTINUE THROUGH TONIGHT...AND
THEN INCREASE INTO THE 15-25 KNOT RANGE SATURDAY. SOME LOCATIONS
WILL SEE STRONGER WINDS WITH GUSTS NEAR 40 KNOTS. SKIES WILL REMAIN
MOSTLY CLEAR.
&&

.PREV DISCUSSION...340 AM PDT FRI APR 18...STRONG UPPER LOW WILL
GRADUALLY SAG SOUTH INTO THE PACIFIC NORTHWEST TODAY THROUGH THE
WEEKEND. THE AIR MASS WILL REMAIN DRY THROUGH THE PERIOD WITH MOSTLY
CLEAR SKIES. SOUTHERLY WINDS WILL START TO PICK UP A BIT TODAY BUT
STRONG SOUTHWEST WINDS WILL LIKELY DEVELOP SATURDAY. LOOKS LIKE SOME
AREAS MAY END UP NEEDING A WIND ADVISORY BUT WILL LEAVE THAT FOR
LATER SHIFTS TO FINE TUNE. STRONG SOUTHWEST WINDS WILL CONTINUE
SATURDAY NIGHT INTO SUNDAY AS THE UPPER LOW MOVES ONLY SLIGHTLY
FARTHER SOUTH. MEANWHILE A COLD FRONT WILL PROGRESS SOUTHWARD ACROSS
PORTIONS OF THE FORECAST AREA WITH BRISK NORTHWEST WINDS DEVELOPING
BEHIND IT ON SUNDAY. HIGH WIND WATCH REMAINS POSTED FOR THE SIERRA
AND OWENS VALLEY FOR SATURDAY AFTERNOON THROUGH SUNDAY MORNING.
LATEST CROSS SECTION OF WINDS AND POTENTIAL TEMPERATURE ACROSS THE
AREA INDICATES A DECENT POTENTIAL FOR BREAKING WAVES AND A DOWNSLOPE
WIND EVENT SO THE WATCH LOOKS GOOD FOR NOW. TEMPERATURES WILL WARM
UP NICELY TODAY UNDER SUNNY SKIES AND SOUTHERLY WINDS. SOME COOLING
WILL TAKE PLACE ACROSS THE NORTHERN PORTION OF THE FORECAST AREA
SATURDAY AS THE UPPER LOW MOVES SOUTH. MORE SIGNIFICANT AND
WIDESPREAD COOLING IS EXPECTED SUNDAY AS A COLD FRONT MOVES INTO THE
AREA.

.LONG TERM...MODELS REMAIN A GOOD AGREEMENT EARLY IN THE EXTENDED AS
THE LARGE UPPER LOW OVER THE PACNW BEGINS TO FINALLY SHIFT NORTHEAST
LEAVING A MORE ZONAL FLOW OVER THE AREA. MODELS ARE SHOWING ONE MORE
WEAK IMPULSE TO ROTATE THROUGH THE AREA WEDNESDAY ON THE HEELS OF
THE PREVIOUS SYSTEM. THIS IS NOT EXPECTED TO BRING ANYTHING MORE
THAN A SLIGHT INCREASE IN WINDS AND KEEP THE TEMPERATURES SLIGHTLY
BELOW NORMAL. BY THURSDAY...WEAK HIGH PRESSURE IS FORECAST TO MOVE
OVER THE REGION ALLOWING FOR A GRADUAL WARMING TREND ALONG WITH
LIGHTER WINDS.
&&

.FIRE WEATHER...UPGRADED FIRE WEATHER WATCH FOR SATURDAY TO A RED
FLAG WARNING. LOOKS LIKE A PRETTY SAFE BET THAT WIDESPREAD GUSTS AT
OR GREATER THAN 35 MPH WILL MATERIALIZE WHILE THE AIR MASS REMAINS
QUITE DRY.
&&

.VEF WATCHES/WARNINGS/ADVISORIES...
NV...RED FLAG WARNING FROM 9 AM TO 11 PM PDT SATURDAY FOR NVZ460>466.
AZ...RED FLAG WARNING FROM 9 AM TO 11 PM MST SATURDAY FOR AZZ101-102.
CA...RED FLAG WARNING FROM 9 AM TO 11 PM PDT SATURDAY FOR CAZ227>229.
     HIGH WIND WATCH FROM SATURDAY AFTERNOON THROUGH SUNDAY MORNING
     FOR CAZ519-520.
&&

PIERCE/JACQUES/HARRISON/GORELOW

HTTP://WEATHER.GOV/LASVEGAS
Hazardous weather outlook, Apr 18, 5:40 AM PDT, 9 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LAS VEGAS NV
540 AM PDT FRI APR 18 2008

AZZ001>003-036-CAZ519>527-NVZ014>022-190500-
NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-EASTERN SIERRA SLOPES-
OWENS VALLEY-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-
540 AM PDT FRI APR 18 2008 /540 AM MST FRI APR 18 2008/

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

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A STRONG LOW PRESSURE SYSTEM WILL MOVE INTO THE PACIFIC NORTHWEST
DURING THE WEEKEND BRINGING STRONG WINDS TO THE SOUTHERN GREAT
BASIN AND MOJAVE DESERT. A HIGH WIND WATCH IS IN EFFECT FOR THE
EAST SLOPES OF THE SIERRA AND THE OWENS VALLEY FOR SATURDAY
AFTERNOON UNTIL SUNDAY MORNING. A RED FLAG WARNING IS IN EFFECT
SATURDAY MORNING THROUGH SATURDAY EVENING FOR MOST OF THE AREA.
MUCH OF THE AREA WILL SEE SOUTH TO SOUTHWEST WINDS OF 20 TO 30 MPH
WITH GUSTS TO 40 MPH WHICH THE SIERRA AND OWENS VALLEY MAY SEE
WIND GUSTS BETWEEN 60 AND 70 MPH. BREEZY TO WINDY CONDITIONS WILL
PERSIST SUNDAY AND MONDAY BEFORE THE LOW PRESSURE SYSTEM WEAKENS
AND MOVES OFF TO THE NORTHEAST ON TUESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED BUT WEATHER SPOTTERS ARE
ENCOURAGED TO REPORT SIGNIFICANT WEATHER ACCORDING TO STANDARD
OPERATING PROCEDURES.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 18, 4:07 AM PDTRed Flag WarningVEFInyo, San Bernardino43 hr

Nearby

Wind Advisories in Nevada, 2008Wind Advisories in California, 2008Wind Advisories in Arizona, 2008Every wind advisory in 2008

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.