Alert archive / Nevada / Wind Advisories in 2009

Wind Advisory 37, NWS Las Vegas, NV

September 28, 20094 counties in Nevada; Mohave County, Arizona; Inyo County, San Bernardino County, California

NWS Las Vegas, NV issued this wind advisory at Sep 28, 2009, 3:09 PM PDT for 4 counties in Nevada; Mohave County, Arizona; Inyo County, San Bernardino County, California. It took effect at Sep 29, 2009, 12:00 PM PDT. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Sep 28, 2009, 3:09 PM PDT (22:09 UTC)
In effect from
Sep 29, 2009, 12:00 PM PDT
Expired
Sep 30, 2009, 4:00 AM PDT
In force
16 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 22:13 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, 10.2 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 2009-09-28Temperature 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 2009-09-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -28 square meters per square second.1939Sfc1 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
4726 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
-28 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 282209
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
309 PM PDT MON SEP 28 2009

...STRONG AND GUSTY WINDS MAY DEVELOP TUESDAY AFTERNOON AND
CONTINUE THROUGH THE NIGHT ACROSS THE ENTIRE FORECAST AREA WITH
THE STRONGEST WINDS RESULTING FROM DOWNSLOPE CONDITIONS ALONG THE
SIERRA...THE SPRING RANGE...AND THE SHEEP RANGE.......

AZZ001>003-036-CAZ521>527-NVZ014>017-020>022-290615-
/O.NEW.KVEF.WI.Y.0037.090929T1900Z-090930T1400Z/
NORTHWEST PLATEAU-LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-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-
LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...
WESTERN GRAND CANYON...LAKE HAVASU...TOPOCK...KINGMAN...
GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS...
VALENTINE...WIKIEUP...FURNACE CREEK...STOVEPIPE WELLS...
SHOSHONE...TECOPA...BARSTOW...DAGGETT...FT IRWIN...BAKER...
MOJAVE NATIONAL PRESERVE...MORONGO VALLEY...YUCCA VALLEY...
JOSHUA TREE...TWENTYNINE PALMS...NEEDLES...BEATTY...GOLDFIELD...
SILVER PEAK...DYER...CALIENTE...PIOCHE...PANACA...HIKO...ALAMO...
RACHEL...MESQUITE...OVERTON...MOAPA...PAHRUMP...INDIAN SPRINGS...
DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...NORTH LAS VEGAS...
HENDERSON...BOULDER CITY...LAUGHLIN...BULLHEAD CITY...
HOOVER DAM...PRIMM...JEAN...SEARCHLIGHT...CAL-NEV-ARI
309 PM PDT MON SEP 28 2009 /309 PM MST MON SEP 28 2009/

...WIND ADVISORY IN EFFECT FROM NOON PDT /NOON MST/ TUESDAY TO
7 AM PDT /7 AM MST/ WEDNESDAY FOR CENTRAL AND SOUTHERN
NEVADA...SOUTHEASTERN CALIFORNIA...AND NORTHWEST ARIZONA...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON PDT /NOON MST/ TUESDAY TO
7 AM PDT /7 AM MST/ WEDNESDAY FOR CENTRAL AND SOUTHERN
NEVADA...SOUTHEASTERN CALIFORNIA...AND NORTHWEST ARIZONA.

A STRONG PACIFIC STORM WILL MOVE INTO THE SOUTHWEST TUESDAY AND
ACROSS THE AREA TUESDAY NIGHT. STRONG SOUTHWEST WINDS AHEAD OF
THIS STORM WILL BRING COOLER THAN NORMAL TEMPERATURES AND WIND
GUSTS OVER 40 MPH ACROSS THE ENTIRE FORECAST AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 TO 39 MPH AND...OR WIND
GUSTS OF 40 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$

NVZ018-019-290615-
/O.EXA.KVEF.HW.A.0007.090929T1900Z-090930T1400Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING...THE TOWN OF MT CHARLESTON
309 PM PDT MON SEP 28 2009

...HIGH WIND WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING FOR THE SPRING MOUNTAINS AND SHEEP RANGE...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND
WATCH...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING. 

A STRONG PACIFIC STORM WILL MOVE INTO THE SOUTHERN SIERRA TUESDAY
AND THEN CROSS THE AREA TUESDAY NIGHT. INCREASING SOUTHWEST WINDS
AHEAD OF THIS STORM WILL LEAD TO THE POTENTIAL FOR STRONG
DOWNSLOPE WIND CONDITIONS ALONG THE EASTERN SLOPES OF THE SPRING
AND SHEEP RANGES TUESDAY AFTERNOON THROUGH TUESDAY NIGHT.

WEST WINDS OVER 40 MPH WILL BE LIKELY AND GUSTS OVER 60 MPH ARE
POSSIBLE DURING THIS TIME...ESPECIALLY THROUGH THE WEST TO EAST
CANYONS OF THE SPRING MOUNTAINS AND SHEEP RANGE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

CAZ519-520-290615-
/O.CON.KVEF.HW.A.0007.090929T1900Z-090930T1400Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE
309 PM PDT MON SEP 28 2009

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING FOR THE EASTERN SIERRA AND OWENS VALLEY...

A HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING. 

A STRONG PACIFIC STORM WILL MOVE INTO THE SOUTHERN SIERRA TUESDAY
AND THEN CROSS THE AREA TUESDAY NIGHT. INCREASING SOUTHWEST WINDS
AHEAD OF THIS STORM WILL LEAD TO THE POTENTIAL FOR STRONG
DOWNSLOPE WIND CONDITIONS ALONG THE EASTERN SIERRA SLOPES AND THE
WESTERN FOOTHILLS OF THE OWENS VALLEY TUESDAY AFTERNOON THROUGH
TUESDAY NIGHT.

WEST WINDS OVER 40 MPH WILL BE LIKELY AND GUSTS OVER 60 MPH ARE
POSSIBLE DURING THIS TIME...ESPECIALLY THROUGH THE WEST TO EAST
CANYONS OF THE SIERRA SLOPES. MOTORISTS ALONG HIGHWAY 395 SHOULD
ALSO BE AWARE THAT STRONG AND GUSTY CROSSWINDS MAY BE ENCOUNTERED
DURING THE PERIOD ALSO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

LINDAMAN/GORELOW
6 follow-up statements
000 
WWUS75 KVEF 290418
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
918 PM PDT MON SEP 28 2009

...STRONG WINDS WILL OCCUR ACROSS THE MOJAVE DESERT AND THE
SOUTHERN GREAT BASIN TUESDAY...

.AS AN EXTREMELY STRONG LOW PRESSURE SYSTEM MOVES IN FROM THE NORTHWEST
STRONG AND GUSTY WINDS WILL DEVELOP TUESDAY AFTERNOON AND CONTINUE
THROUGH THE NIGHT ACROSS THE ENTIRE FORECAST AREA WITH THE
STRONGEST WINDS RESULTING FROM DOWNSLOPE CONDITIONS ALONG THE
SIERRA...THE SPRING RANGE...AND THE SHEEP RANGE.

AZZ001>003-036-CAZ521>527-NVZ014>017-020>022-291300-
/O.CON.KVEF.WI.Y.0037.090929T1900Z-090930T1400Z/
NORTHWEST PLATEAU-LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-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-
LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...
WESTERN GRAND CANYON...LAKE HAVASU...TOPOCK...KINGMAN...
GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS...
VALENTINE...WIKIEUP...FURNACE CREEK...STOVEPIPE WELLS...
SHOSHONE...TECOPA...BARSTOW...DAGGETT...FT IRWIN...BAKER...
MOJAVE NATIONAL PRESERVE...MORONGO VALLEY...YUCCA VALLEY...
JOSHUA TREE...TWENTYNINE PALMS...NEEDLES...BEATTY...GOLDFIELD...
SILVER PEAK...DYER...CALIENTE...PIOCHE...PANACA...HIKO...ALAMO...
RACHEL...MESQUITE...OVERTON...MOAPA...PAHRUMP...INDIAN SPRINGS...
DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...NORTH LAS VEGAS...
HENDERSON...BOULDER CITY...LAUGHLIN...BULLHEAD CITY...
HOOVER DAM...PRIMM...JEAN...SEARCHLIGHT...CAL-NEV-ARI
918 PM PDT MON SEP 28 2009 /918 PM MST MON SEP 28 2009/

...WIND ADVISORY REMAINS IN EFFECT FROM NOON PDT /NOON MST/
TUESDAY TO 7 AM PDT /7 AM MST/ WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM NOON PDT /NOON MST/
TUESDAY TO 7 AM PDT /7 AM MST/ WEDNESDAY FOR CENTRAL AND SOUTHERN
NEVADA...SOUTHEASTERN CALIFORNIA...AND NORTHWEST ARIZONA.

A STRONG PACIFIC STORM WILL MOVE INTO THE NORTHWESTERN STATES TUESDAY
AND ACROSS THE AREA TUESDAY NIGHT AND WEDNESDAY. STRONG SOUTHWEST WINDS
AHEAD OF THIS STORM WILL BRING COOLER THAN NORMAL TEMPERATURES AND
WIND GUSTS OVER 40 MPH ACROSS THE ENTIRE FORECAST AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 TO 39 MPH AND...OR WIND
GUSTS OF 40 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$

CAZ519-520-NVZ018-019-291300-
/O.CON.KVEF.HW.A.0007.090929T1900Z-090930T1400Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-SHEEP RANGE-SPRING MOUNTAINS-
RED ROCK CANYON-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE...THE TOWN OF MT CHARLESTON
918 PM PDT MON SEP 28 2009

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING...

A HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING FOR THE EASTERN SLOPES OF THE SOUTHERN
SIERRA...SPRING MOUNTAINS...RED ROCK CANYON AND THE SHEEP RANGE.

A STRONG PACIFIC STORM WILL MOVE INTO THE NORTHWESTERN STATES TUESDAY
AND THEN CROSS THE AREA TUESDAY NIGHT. INCREASING SOUTHWEST WINDS
AHEAD OF THIS STORM WILL LEAD TO THE POTENTIAL FOR STRONG
DOWNSLOPE WIND CONDITIONS ALONG THE EASTERN SIERRA SLOPES AND THE
WESTERN FOOTHILLS OF THE OWENS VALLEY TUESDAY AFTERNOON THROUGH
TUESDAY NIGHT.

THE POTENTIAL OF STRONG DOWNSLOPE WINDS ARE ALSO POSSIBLE ALONG
THE LEE OF THE SPRING MOUNTAINS AND SHEEP RANGE IN SOUTHER NEVADA
LATE TUESDAY NIGHT INTO EARLY WEDNESDAY MORNING. 

WEST WINDS OVER 40 MPH WILL BE LIKELY AND GUSTS OVER 60 MPH ARE
POSSIBLE...ESPECIALLY THROUGH THE WEST TO EAST CANYONS OF THE
SIERRA SLOPES. MOTORISTS ALONG HIGHWAY 395 SHOULD ALSO BE AWARE
THAT STRONG AND GUSTY CROSSWINDS MAY BE ENCOUNTERED DURING THE
PERIOD ALSO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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/LABELLE
000 
WWUS75 KVEF 290428 CCA
NPWVEF

URGENT - WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE LAS VEGAS NV
918 PM PDT MON SEP 28 2009

...STRONG WINDS WILL OCCUR ACROSS THE MOJAVE DESERT AND THE
SOUTHERN GREAT BASIN TUESDAY...

.AS AN EXTREMELY STRONG LOW PRESSURE SYSTEM MOVES IN FROM THE 
NORTHWEST STRONG AND GUSTY WINDS WILL DEVELOP TUESDAY AFTERNOON AND 
CONTINUE THROUGH THE NIGHT ACROSS THE ENTIRE FORECAST AREA WITH THE 
STRONGEST WINDS RESULTING FROM DOWNSLOPE CONDITIONS ALONG THE 
SIERRA...THE SPRING RANGE...AND THE SHEEP RANGE.

AZZ001>003-036-CAZ521>527-NVZ014>017-020>022-291300-
/O.CON.KVEF.WI.Y.0037.090929T1900Z-090930T1400Z/
NORTHWEST PLATEAU-LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-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-
LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...
WESTERN GRAND CANYON...LAKE HAVASU...TOPOCK...KINGMAN...
GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS...
VALENTINE...WIKIEUP...FURNACE CREEK...STOVEPIPE WELLS...
SHOSHONE...TECOPA...BARSTOW...DAGGETT...FT IRWIN...BAKER...
MOJAVE NATIONAL PRESERVE...MORONGO VALLEY...YUCCA VALLEY...
JOSHUA TREE...TWENTYNINE PALMS...NEEDLES...BEATTY...GOLDFIELD...
SILVER PEAK...DYER...CALIENTE...PIOCHE...PANACA...HIKO...ALAMO...
RACHEL...MESQUITE...OVERTON...MOAPA...PAHRUMP...INDIAN SPRINGS...
DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...NORTH LAS VEGAS...
HENDERSON...BOULDER CITY...LAUGHLIN...BULLHEAD CITY...
HOOVER DAM...PRIMM...JEAN...SEARCHLIGHT...CAL-NEV-ARI
918 PM PDT MON SEP 28 2009 /918 PM MST MON SEP 28 2009/

...WIND ADVISORY REMAINS IN EFFECT FROM NOON PDT /NOON MST/
TUESDAY TO 7 AM PDT /7 AM MST/ WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM NOON PDT /NOON MST/
TUESDAY TO 7 AM PDT /7 AM MST/ WEDNESDAY FOR CENTRAL AND SOUTHERN
NEVADA...SOUTHEASTERN CALIFORNIA...AND NORTHWEST ARIZONA.

A STRONG PACIFIC STORM WILL MOVE INTO THE NORTHWESTERN STATES TUESDAY
AND ACROSS THE AREA TUESDAY NIGHT AND WEDNESDAY. STRONG SOUTHWEST 
WINDS AHEAD OF THIS STORM WILL BRING COOLER THAN NORMAL TEMPERATURES 
AND WIND GUSTS OVER 40 MPH ACROSS THE ENTIRE FORECAST AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 TO 39 MPH AND...OR WIND
GUSTS OF 40 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$

CAZ519-520-NVZ018-019-291300-
/O.CON.KVEF.HW.A.0007.090929T1900Z-090930T1400Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-SHEEP RANGE-SPRING MOUNTAINS-
RED ROCK CANYON-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE...THE TOWN OF MT CHARLESTON
918 PM PDT MON SEP 28 2009

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING...

A HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING FOR THE EASTERN SLOPES OF THE SOUTHERN
SIERRA...SPRING MOUNTAINS...RED ROCK CANYON AND THE SHEEP RANGE.

A STRONG PACIFIC STORM WILL MOVE INTO THE NORTHWESTERN STATES TUESDAY
AND THEN CROSS THE AREA TUESDAY NIGHT. INCREASING SOUTHWEST WINDS
AHEAD OF THIS STORM WILL LEAD TO THE POTENTIAL FOR STRONG
DOWNSLOPE WIND CONDITIONS ALONG THE EASTERN SIERRA SLOPES AND THE
WESTERN FOOTHILLS OF THE OWENS VALLEY TUESDAY AFTERNOON THROUGH
TUESDAY NIGHT.

THE POTENTIAL OF STRONG DOWNSLOPE WINDS ARE ALSO POSSIBLE ALONG
THE LEE OF THE SPRING MOUNTAINS AND SHEEP RANGE IN SOUTHERN NEVADA
LATE TUESDAY NIGHT INTO EARLY WEDNESDAY MORNING. 

WEST WINDS OVER 40 MPH WILL BE LIKELY AND GUSTS OVER 60 MPH ARE
POSSIBLE...ESPECIALLY THROUGH THE WEST TO EAST CANYONS OF THE
SIERRA SLOPES. MOTORISTS ALONG HIGHWAY 395 SHOULD ALSO BE AWARE
THAT STRONG AND GUSTY CROSSWINDS MAY BE ENCOUNTERED DURING THE
PERIOD ALSO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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/LABELLE
000 
WWUS75 KVEF 291050
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
350 AM PDT TUE SEP 29 2009

...STRONG WINDS WILL OCCUR ACROSS THE MOJAVE DESERT AND THE
SOUTHERN GREAT BASIN TODAY AND TONIGHT...

.AS AN EXTREMELY STRONG LOW PRESSURE SYSTEM MOVES IN FROM THE
NORTHWEST STRONG AND GUSTY WINDS WILL DEVELOP THIS AFTERNOON AND
CONTINUE THROUGH THE NIGHT ACROSS THE ENTIRE FORECAST AREA.
THE STRONGEST WINDS WILL OCCUR FROM DOWNSLOPE CONDITIONS ALONG
EAST FACING SLOPES OF THE SOUTHERN SIERRA AND THE SPRING MOUNTAINS
AND SHEEP RANGE IN SOUTHERN NEVADA.

NVZ018-019-291900-
/O.UPG.KVEF.HW.A.0007.090929T1900Z-090930T1400Z/
/O.NEW.KVEF.HW.W.0011.090930T0400Z-090930T1100Z/
/O.EXB.KVEF.WI.Y.0037.090929T1900Z-090930T0400Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING...THE TOWN OF MT CHARLESTON
350 AM PDT TUE SEP 29 2009

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM PDT THIS
EVENING...
...HIGH WIND WARNING IN EFFECT FROM 9 PM THIS EVENING TO 4 AM PDT
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 4 AM PDT
WEDNESDAY FOR THE SPRING MOUNTAINS...RED ROCK CANYON AND SHEEP
RANGE. A WIND ADVISORY HAS ALSO BEEN ISSUED. THIS WIND ADVISORY
IS IN EFFECT FROM NOON TODAY TO 9 PM PDT THIS EVENING. THESE
REPLACE THE HIGH WIND WATCH PREVIOUSLY IN EFFECT.

SOUTHWEST WINDS GUSTING BETWEEN 40 AND 50 MPH WILL DEVELOP THIS
AFTERNOON. WINDS WILL INCREASE SIGNIFICANTLY THIS EVENING AND
CONTINUE OVERNIGHT WITH GUSTS OVER 60 MPH EXPECTED IN RED ROCK
CANYON AND THE LOWER EAST FACING SLOPES OF OF THE SPRING
MOUNTAINS. THIS MAY IMPACT SECTIONS OF SUMMERLIN AND OTHER
NEIGHBORHOODS THAT ARE LOCATED NEAR THE FOOTHILLS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS THAT A HAZARDOUS HIGH WIND EVENT IS
EXPECTED. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH AND...OR GUSTS
OF AT LEAST 58 MPH CAN LEAD TO PROPERTY DAMAGE.

&&

$$

CAZ519-520-291900-
/O.UPG.KVEF.HW.A.0007.090929T1900Z-090930T1400Z/
/O.NEW.KVEF.HW.W.0011.090929T1900Z-090930T1100Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE
350 AM PDT TUE SEP 29 2009

...HIGH WIND WARNING IN EFFECT FROM NOON TODAY TO 4 AM PDT
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND
WARNING FOR THE EASTERN SIERRA SLOPES AND OWENS VALLEY...WHICH IS
IN EFFECT FROM NOON TODAY TO 4 AM PDT WEDNESDAY. THIS REPLACES THE
HIGH WIND WATCH PREVIOUSLY IN EFFECT.

STRONG DOWNSLOPE WINDS WILL OCCUR ALONG THE EASTERN SIERRA SLOPES
AND THE WESTERN FOOTHILLS OF THE OWENS VALLEY THIS AFTERNOON
THROUGH TONIGHT.

WEST WINDS GUSTING OVER 60 MPH ARE EXPECTED...ESPECIALLY THROUGH
THE WEST TO EAST CANYONS OF THE SIERRA SLOPES. MOTORISTS ALONG
HIGHWAY 395 SHOULD BE AWARE THAT STRONG AND GUSTY CROSSWINDS MAY
BE ENCOUNTERED DURING THE WARNING PERIOD. THESE CONDITIONS WILL
MAKE TRAVEL HAZARDOUS...ESPECIALLY FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS THAT A HAZARDOUS HIGH WIND EVENT IS
EXPECTED. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH AND...OR GUSTS
OF AT LEAST 58 MPH CAN LEAD TO PROPERTY DAMAGE.

&&

$$

AZZ001>003-036-CAZ521>524-527-NVZ014>017-020>022-291900-
/O.EXT.KVEF.WI.Y.0037.090929T1900Z-090930T1100Z/
NORTHWEST PLATEAU-LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-WHITE MOUNTAINS OF INYO COUNTY-
DEATH VALLEY NATIONAL PARK-WESTERN MOJAVE DESERT-
EASTERN MOJAVE DESERT-SAN BERNARDINO COUNTY-
UPPER COLORADO RIVER VALLEY-ESMERALDA AND CENTRAL NYE COUNTY-
LINCOLN COUNTY-NORTHEAST CLARK COUNTY-
WESTERN CLARK AND SOUTHERN NYE COUNTY-LAS VEGAS VALLEY-
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...
WESTERN GRAND CANYON...LAKE HAVASU...TOPOCK...KINGMAN...
GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS...
VALENTINE...WIKIEUP...FURNACE CREEK...STOVEPIPE WELLS...
SHOSHONE...TECOPA...BARSTOW...DAGGETT...FT IRWIN...BAKER...
MOJAVE NATIONAL PRESERVE...NEEDLES...BEATTY...GOLDFIELD...
SILVER PEAK...DYER...CALIENTE...PIOCHE...PANACA...HIKO...ALAMO...
RACHEL...MESQUITE...OVERTON...MOAPA...PAHRUMP...INDIAN SPRINGS...
DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...NORTH LAS VEGAS...
HENDERSON...BOULDER CITY...LAUGHLIN...BULLHEAD CITY...
HOOVER DAM...PRIMM...JEAN...SEARCHLIGHT...CAL-NEV-ARI
350 AM PDT TUE SEP 29 2009 /350 AM MST TUE SEP 29 2009/

...WIND ADVISORY NOW IN EFFECT FROM NOON PDT /NOON MST/ TODAY TO
4 AM PDT /4 AM MST/ WEDNESDAY...

THE WIND ADVISORY IS NOW IN EFFECT FROM NOON PDT /NOON MST/ TODAY
TO 4 AM PDT /4 AM MST/ WEDNESDAY FOR MUCH OF SOUTHERN
NEVADA...NORTHWEST ARIZONA AND THE MOJAVE DESERT IN SOUTHEAST
CALIFORNIA.

WIDESPREAD SOUTHWEST WINDS GUSTING BETWEEN 40 AND 50 MPH WILL
DEVELOP THIS AFTERNOON AND CONTINUE MUCH OF THE NIGHT BEFORE
DECREASING AND BECOMING NORTHWEST EARLY WEDNESDAY MORNING. AREAS
OF BLOWING DUST WILL OCCUR AND COULD REDUCE VISIBILITY NEAR
FAVORABLE AREAS SUCH AS DRY LAKE BEDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

CAZ525-526-291900-
/O.EXT.KVEF.WI.Y.0037.090929T1900Z-090930T1600Z/
MORONGO BASIN-CADIZ BASIN-
INCLUDING THE CITIES OF...MORONGO VALLEY...YUCCA VALLEY...
JOSHUA TREE...TWENTYNINE PALMS
350 AM PDT TUE SEP 29 2009

...WIND ADVISORY NOW IN EFFECT FROM NOON TODAY TO 9 AM PDT
WEDNESDAY...

THE WIND ADVISORY IS NOW IN EFFECT FROM NOON TODAY TO 9 AM PDT
WEDNESDAY FOR THE DESERTS OF SOUTHERN SAN BERNARDINO COUNTY... 

SOUTHWEST WINDS GUSTING OVER 40 MPH WILL DEVELOP THIS AFTERNOON
THEN BECOME NORTHWEST TONIGHT THROUGH EARLY WEDNESDAY MORNING.
AREAS OF BLOWING DUST WILL OCCUR AND COULD REDUCE VISIBILITY NEAR
FAVORABLE AREAS SUCH AS DRY LAKE BEDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

JA
000 
WWUS75 KVEF 292107
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
207 PM PDT TUE SEP 29 2009

...STRONG WINDS WILL OCCUR ACROSS THE MOJAVE DESERT AND THE
SOUTHERN GREAT BASIN FOR THE REST OF THE AFTERNOON AND TONIGHT...

.AN EXTREMELY STRONG LOW PRESSURE SYSTEM IS MOVING IN FROM THE
NORTHWEST AND HAS CAUSED STRONG AND GUSTY WINDS TO DEVELOP THIS
AFTERNOON. THESE WINDS WILL CONTINUE THROUGH THE NIGHT ACROSS THE
ENTIRE FORECAST AREA...WITH THE STRONGEST WINDS OCCURRING FROM
DOWNSLOPE CONDITIONS ALONG EAST FACING SLOPES OF THE SOUTHERN
SIERRA...THE SPRING MOUNTAINS...AND SHEEP RANGE IN SOUTHERN
NEVADA.

NVZ018-019-300400-
/O.CON.KVEF.HW.W.0011.090930T0400Z-090930T1100Z/
/O.CON.KVEF.WI.Y.0037.000000T0000Z-090930T0400Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING...THE TOWN OF MT CHARLESTON
207 PM PDT TUE SEP 29 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING...
...HIGH WIND WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
4 AM PDT WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING FOR
THE SPRING MOUNTAINS...THE SHEEP RANGE...AND RED ROCK CANYON UNTIL
IT IS REPLACED BY A HIGH WIND WARNING. THE HIGH WIND WARNING WILL
BE IN EFFECT FROM 9 PM THIS EVENING TO 4 AM PDT WEDNESDAY FOR THE
SPRINGS MOUNTAINS...THE SHEEP RANGE...AND RED ROCK CANYON.

SOUTHWEST WINDS GUSTING BETWEEN 40 AND 50 MPH HAVE DEVELOPED THIS
AFTERNOON WITH GUSTS UP TO 45 MPH AT RED ROCK CANYON AND 44 MPH AT
KYLE CANYON. WINDS WILL INCREASE SIGNIFICANTLY THIS EVENING AND
CONTINUE OVERNIGHT WITH GUSTS OVER 60 MPH EXPECTED IN RED ROCK
CANYON AND THE LOWER EAST FACING SLOPES OF THE SPRING MOUNTAINS.
THIS MAY IMPACT SECTIONS OF SUMMERLIN AND OTHER NEIGHBORHOODS THAT
ARE LOCATED NEAR THE WESTERN FOOTHILLS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS THAT A HAZARDOUS HIGH WIND EVENT IS
EXPECTED. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH AND...OR GUSTS
OF AT LEAST 58 MPH CAN LEAD TO PROPERTY DAMAGE.

&&

$$

CAZ519-520-300400-
/O.CON.KVEF.HW.W.0011.000000T0000Z-090930T1100Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE
207 PM PDT TUE SEP 29 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 4 AM PDT WEDNESDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 4 AM PDT WEDNESDAY FOR
THE EASTERN SIERRA SLOPES AND THE OWENS VALLEY.

STRONG DOWNSLOPE WINDS WILL OCCUR ALONG THE EASTERN SIERRA SLOPES
AND THE WESTERN FOOTHILLS OF THE OWENS VALLEY FOR THE REST OF THE 
AFTERNOON THROUGH THIS EVENING.

WEST WINDS GUSTING OVER 60 MPH ARE EXPECTED...ESPECIALLY THROUGH
THE WEST TO EAST CANYONS OF THE SIERRA SLOPES. MOTORISTS ALONG
HIGHWAY 395 SHOULD BE AWARE THAT STRONG AND GUSTY CROSSWINDS MAY
BE ENCOUNTERED DURING THE WARNING PERIOD. THESE CONDITIONS WILL
MAKE TRAVEL HAZARDOUS...ESPECIALLY FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS THAT A HAZARDOUS HIGH WIND EVENT IS
EXPECTED. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH AND...OR GUSTS
OF AT LEAST 58 MPH CAN LEAD TO PROPERTY DAMAGE.

&&

$$

AZZ001>003-036-CAZ521>524-527-NVZ014>017-020>022-300400-
/O.CON.KVEF.WI.Y.0037.000000T0000Z-090930T1100Z/
NORTHWEST PLATEAU-LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-WHITE MOUNTAINS OF INYO COUNTY-
DEATH VALLEY NATIONAL PARK-WESTERN MOJAVE DESERT-
EASTERN MOJAVE DESERT-SAN BERNARDINO COUNTY-
UPPER COLORADO RIVER VALLEY-ESMERALDA AND CENTRAL NYE COUNTY-
LINCOLN COUNTY-NORTHEAST CLARK COUNTY-
WESTERN CLARK AND SOUTHERN NYE COUNTY-LAS VEGAS VALLEY-
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...COLORADO CITY...
PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL...
WESTERN GRAND CANYON...LAKE HAVASU...TOPOCK...KINGMAN...
GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS...
VALENTINE...WIKIEUP...FURNACE CREEK...STOVEPIPE WELLS...
SHOSHONE...TECOPA...BARSTOW...DAGGETT...FT IRWIN...BAKER...
MOJAVE NATIONAL PRESERVE...NEEDLES...BEATTY...GOLDFIELD...
SILVER PEAK...DYER...CALIENTE...PIOCHE...PANACA...HIKO...ALAMO...
RACHEL...MESQUITE...OVERTON...MOAPA...PAHRUMP...INDIAN SPRINGS...
DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...NORTH LAS VEGAS...
HENDERSON...BOULDER CITY...LAUGHLIN...BULLHEAD CITY...
HOOVER DAM...PRIMM...JEAN...SEARCHLIGHT...CAL-NEV-ARI
207 PM PDT TUE SEP 29 2009 /207 PM MST TUE SEP 29 2009/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PDT /4 AM MST/
WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PDT /4 AM MST/
WEDNESDAY FOR MUCH OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND
THE MOJAVE DESERT IN SOUTHEAST CALIFORNIA.

WIDESPREAD SOUTHWEST WINDS GUSTING BETWEEN 40 AND 50 MPH ARE
BEGINNING TO DEVELOP THIS AFTERNOON...WITH AN AUTOMATED WEATHER
SENSOR AT DESERT ROCK MEASURING A WIND GUST OF 44 MPH. THESE
WINDS WILL CONTINUE MUCH OF THE NIGHT BEFORE DECREASING AND
BECOMING NORTHWEST EARLY WEDNESDAY MORNING. AREAS OF BLOWING DUST
WILL OCCUR AND COULD REDUCE VISIBILITY NEAR FAVORABLE AREAS SUCH
AS DRY LAKE BEDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

CAZ525-526-300400-
/O.CON.KVEF.WI.Y.0037.000000T0000Z-090930T1600Z/
MORONGO BASIN-CADIZ BASIN-
INCLUDING THE CITIES OF...MORONGO VALLEY...YUCCA VALLEY...
JOSHUA TREE...TWENTYNINE PALMS
207 PM PDT TUE SEP 29 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT WEDNESDAY FOR THE
DESERTS OF SOUTHERN SAN BERNARDINO COUNTY.

SOUTHWEST WINDS GUSTING OVER 40 MPH WILL DEVELOP LATER THIS
AFTERNOON AND THEN BECOME NORTHWEST EARLY WEDNESDAY MORNING.
AREAS OF BLOWING DUST WILL OCCUR AND COULD REDUCE VISIBILITY NEAR
FAVORABLE AREAS SUCH AS DRY LAKE BEDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

LINDAMAN
000 
WWUS75 KVEF 300421
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
921 PM PDT TUE SEP 29 2009

...STRONG WINDS WILL OCCUR ACROSS THE SOUTHERN GREAT BASIN AND
NORTHWEST ARIZONA THE REST OF TONIGHT...

.AN EXTREMELY STRONG LOW PRESSURE SYSTEM OVER WESTERN NEVADA WILL
CONTINUE EAST ACROSS THE NORTHERN GREAT BASIN TONIGHT. STRONG AND
GUSTY WINDS WILL CONTINUE ACROSS PORTIONS OF SOUTHERN NEVADA AND
NORTHWEST ARIZONA. LOCALIZED STRONG DOWNSLOPE WINDS ARE STILL
POSSIBLE IN THE LEE OF THE SPRING MOUNTAINS LATER TONIGHT. 

STRONG DOWNSLOPE WINDS DID NOT MATERIALIZE IN INYO COUNTY NOR HAVE
WINDS EXCEEDED WIND ADVISORY CRITERIA ACROSS THE HIGH DESERT OF
SAN BERNARDINO COUNTY. THE HIGH WIND WARNING AND WIND ADVISORY ARE
CANCELLED FOR THOSE COUNTIES.

CAZ519-520-300530-
/O.CAN.KVEF.HW.W.0011.000000T0000Z-090930T1100Z/
EASTERN SIERRA SLOPES-OWENS VALLEY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY...BISHOP...
INDEPENDENCE...LONE PINE
921 PM PDT TUE SEP 29 2009

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE HIGH
WIND WARNING. 

STRONG DOWNSLOPE WINDS DID NOT MATERIAL BELOW CANYON OPENINGS
ALONG THE EAST SLOPE OF THE SOUTHERN SIERRA DURING THE LATE
AFTERNOON AND EARLY EVENING. THE HIGH WIND WARNING HAS BEEN
CANCELLED. 

A COLD FRONT WILL SWEEP SOUTHEAST ACROSS INYO COUNTY LATER THIS
EVENING WITH NORTHWEST WINDS BETWEEN 15 AND 25 MPH.

$$

NVZ018-019-301100-
/O.CAN.KVEF.WI.Y.0037.000000T0000Z-090930T0400Z/
/O.CON.KVEF.HW.W.0011.000000T0000Z-090930T1100Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING...THE TOWN OF MT CHARLESTON
921 PM PDT TUE SEP 29 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 4 AM PDT WEDNESDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 4 AM PDT WEDNESDAY FOR
THE SPRING MOUNTAINS AND SHEEP RANGE.

THERE HAS BEEN A SLIGHT DECREASE IN WINDS ACROSS THE HIGHER
ELEVATIONS OF SOUTHERN NEVADA THIS EVENING. HOWEVER...SOUTHWEST
WIND GUSTS OVER 60 MPH ARE POSSIBLE LATER TONIGHT IN RED ROCK
CANYON AND THE LOWER EAST FACING SLOPES OF THE SPRING MOUNTAINS.
THIS MAY IMPACT SECTIONS OF SUMMERLIN AND OTHER NEIGHBORHOODS THAT
ARE LOCATED NEAR THE WESTERN FOOTHILLS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS THAT A HAZARDOUS HIGH WIND EVENT IS
EXPECTED. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH AND...OR GUSTS
OF AT LEAST 58 MPH CAN LEAD TO PROPERTY DAMAGE.

&&

$$

AZZ002-CAZ521>524-527-300530-
/O.CAN.KVEF.WI.Y.0037.000000T0000Z-090930T1100Z/
LAKE HAVASU AND FORT MOHAVE-WHITE MOUNTAINS OF INYO COUNTY-
DEATH VALLEY NATIONAL PARK-WESTERN MOJAVE DESERT-
EASTERN MOJAVE DESERT-SAN BERNARDINO COUNTY-
UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU...TOPOCK...FURNACE CREEK...
STOVEPIPE WELLS...SHOSHONE...TECOPA...BARSTOW...DAGGETT...
FT IRWIN...BAKER...MOJAVE NATIONAL PRESERVE...NEEDLES
921 PM PDT TUE SEP 29 2009 /921 PM MST TUE SEP 29 2009/

...WIND ADVISORY IS CANCELLED...

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

SUSTAINED WINDS GREATER THAN 30 MPH WITH GUSTS IN EXCESS OF 40 MPH
ARE NOT EXPECTED TO BE WIDESPREAD ACROSS THE HIGH DESERT OF SAN
BERNARDINO COUNTY...EASTERN INYO COUNTY AND THE LOWER COLORADO
RIVER VALLEY TONIGHT. THEREFORE THE WIND ADVISORY HAS BEEN
CANCELLED.

SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 35 MPH ARE
EXPECTED THE REST OF TONIGHT. THE WIND WILL SHIFT TO A NORTHWEST
DIRECTION LATE TONIGHT THROUGH WEDNESDAY.

$$

CAZ525-526-300530-
/O.CAN.KVEF.WI.Y.0037.000000T0000Z-090930T1600Z/
MORONGO BASIN-CADIZ BASIN-
INCLUDING THE CITIES OF...MORONGO VALLEY...YUCCA VALLEY...
JOSHUA TREE...TWENTYNINE PALMS
921 PM PDT TUE SEP 29 2009

...WIND ADVISORY IS CANCELLED...

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

SUSTAINED WINDS GREATER THAN 30 MPH WITH GUSTS IN EXCESS OF 40 MPH
ARE NOT EXPECTED TO BE WIDESPREAD ACROSS THE HIGH DESERT OF SAN
BERNARDINO COUNTY AND THE LOWER COLORADO RIVER VALLEY TONIGHT.
THEREFORE THE WIND ADVISORY HAS BEEN CANCELLED. 

SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 35 MPH ARE
EXPECTED THE REST OF TONIGHT. THE WIND WILL SHIFT TO A NORTHWEST
DIRECTION WEDNESDAY.

$$

AZZ001-003-036-NVZ014>017-020>022-301100-
/O.EXT.KVEF.WI.Y.0037.000000T0000Z-090930T1100Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-
ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY-
NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
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...
BEATTY...GOLDFIELD...SILVER PEAK...DYER...CALIENTE...PIOCHE...
PANACA...HIKO...ALAMO...RACHEL...MESQUITE...OVERTON...MOAPA...
PAHRUMP...INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...
LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY...
LAUGHLIN...BULLHEAD CITY...HOOVER DAM...PRIMM...JEAN...
SEARCHLIGHT...CAL-NEV-ARI
921 PM PDT TUE SEP 29 2009 /921 PM MST TUE SEP 29 2009/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PDT /4 AM MST/
WEDNESDAY...

THE WIND ADVISORY REMAINS N EFFECT UNTIL 4 AM PDT /4 AM MST/
WEDNESDAY FOR SOUTHERN NEVADA AND NORTHWEST ARIZONA.

WIDESPREAD SOUTHWEST WINDS GUSTING BETWEEN 40 AND 50 MPH WILL
CONTINUE MUCH OF THE NIGHT BEFORE DECREASING AND BECOMING
NORTHWEST WEDNESDAY MORNING. AREAS OF BLOWING DUST WILL OCCUR AND
COULD REDUCE VISIBILITY NEAR FAVORABLE AREAS SUCH AS DRY LAKE
BEDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

PIERCE
000 
WWUS75 KVEF 301059
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
359 AM PDT WED SEP 30 2009

NVZ018-019-301200-
/O.EXP.KVEF.HW.W.0011.000000T0000Z-090930T1100Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING...THE TOWN OF MT CHARLESTON
359 AM PDT WED SEP 30 2009

...HIGH WIND WARNING WILL EXPIRE AT 4 AM PDT EARLY THIS MORNING...

THE HIGH WIND WARNING WILL EXPIRE AT 4 AM PDT EARLY THIS MORNING
FOR ROCK CANYON...THE SPRING MOUNTAINS AND SHEEP RANGE.

RECENT REPORTS FROM AUTOMATED SENSORS INDICATED WIND SPEEDS WERE
DECREASING EARLY THIS MORNING WITHIN RED ROCK CANYON...THE SPRING
MOUNTAINS AND SHEEP RANGE. A PEAK GUST OF 72 MPH WAS RECORDED NEAR
THE RED ROCK CANYON VISITORS CENTER SHORTLY AFTER 230 AM PDT. WEST
TO NORTHWEST WINDS 15 TO 25 MPH...AND GUSTS UP TO 35 MPH CAN BE
EXPECTED THIS MORNING.

$$

AZZ001-003-036-NVZ014>017-020>022-301200-
/O.EXP.KVEF.WI.Y.0037.000000T0000Z-090930T1100Z/
NORTHWEST PLATEAU-NORTHWEST DESERTS-
LAKE MEAD NATIONAL RECREATION AREA-
ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY-
NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
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...
BEATTY...GOLDFIELD...SILVER PEAK...DYER...CALIENTE...PIOCHE...
PANACA...HIKO...ALAMO...RACHEL...MESQUITE...OVERTON...MOAPA...
PAHRUMP...INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...
LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY...
LAUGHLIN...BULLHEAD CITY...HOOVER DAM...PRIMM...JEAN...
SEARCHLIGHT...CAL-NEV-ARI
359 AM PDT WED SEP 30 2009 /359 AM MST WED SEP 30 2009/

...WIND ADVISORY WILL EXPIRE AT 4 AM PDT /4 AM MST/ EARLY THIS
MORNING...

THE WIND ADVISORY WILL EXPIRE AT 4 AM PDT /4 AM MST/ EARLY THIS
MORNING FOR SOUTHERN NEVADA AND NORTHWEST ARIZONA. 

AUTOMATED SENSORS INDICATED WIND GUSTS WERE GENERALLY BELOW 40 MPH
ACROSS MOST OF THE AREA. WINDS WILL SHIFT FROM SOUTHWEST TO
NORTHWEST THIS MORNING WITH SPEEDS BETWEEN 15 AND 25 MPH AND GUSTS
UP TO 35 MPH.

$$

JA

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 Sep 28, 2:15 PM PDT, 54 minutes earlier.

Area forecast discussion, Sep 28, 2:15 PM PDT, 54 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
215 PM PDT MON SEP 28 2009

.SYNOPSIS...A STRONG LOW PRESSURE SYSTEM WILL IMPACT THE AREA
TUESDAY BRINGING GUSTY WINDS...UNSETTLED WEATHER...AND MUCH COOLER
TEMPERATURES. HIGH TEMPERATURES WILL DROP 15 TO 20 DEGREES BETWEEN
TUESDAY AND WEDNESDAY. MOISTURE WILL BE LIMITED AND ANY SHOWERS WILL
MAINLY BE CONFINED TO THE SOUTHERN SIERRA AND THE MOUNTAINS OF SOUTH
CENTRAL NEVADA AND NORTHWEST ARIZONA.
&&

.SHORT TERM...TODAY THROUGH WEDNESDAY...LOW PRESSURE IS LOCATED JUST
OFF THE COAST OF BRITISH COLUMBIA. ECMWF AND GFS REMAIN IN GOOD
AGREEMENT WITH THE TIMING...WHILE THE NAM STILL LAGS BEHIND A BIT.
THE FORECAST WILL CONTINUE TO BE BASED ON THE GFS AND ECMWF
SOLUTIONS FOR THE SHORT TERM. TEMPERATURES WILL DROP BETWEEN 15 TO
20 DEGREES FROM TUESDAY TO WEDNESDAY AS LOW PRESSURE TREKS THROUGH
THE CWA. SOUTHWEST WINDS WILL BEGIN TO PICK UP THIS EVENING...WITH
THE TROUGH AXIS EXPECTED TO MAKE ITS WAY ACROSS SOUTHERN CALIFORNIA
TUESDAY AFTERNOON. A PARAMETER TO NOTE IS THE 700MB TEMERATURE
GRADIENT ON THE GFS...WITH A GRADIENT OF 14 DEGREES BETWEEN TONOPAH
AND LAS VEGAS ON WEDNESDAY AT 6Z. WITH THIS STRONG TEMPERATURE
GRADIENT WINDS SHOULD MEET ADVISORY CRITERIA...AND MAY BE NEAR WIND
WARNING CRITERIA. IN GENERAL WINDS WILL INCREASE OVERNIGHT AND
BECOME THE STRONGEST TUESDAY AFTERNOON...WHEN SUSTAINED WINDS
BETWEEN 20 TO 30 MPH AND WIND GUSTS OVER 40 MPH WILL MATERIALIZE IN
SOME AREAS. A WIND ADVISORY IS IN EFFECT FOR THE ENTIRE CWA STARTING
IN THE AFTERNOON TUESDAY THROUGH WEDNESDAY MORNING...BUT WILL KEEP
AN EYE OUT FOR ANY INDICATIONS OF A FURTHER INCREASE IN THE 700 MB
TEMPERATURE GRADIENT. ANOTHER IMPACT FROM THE INCOMING LOW PRESSURE
SYSTEM IS THE POTENTIAL FOR DOWNSLOPE WINDS IN THE SIERRA AND THE
SPRING MOUNTAINS. A HIGH WIND WATCH IS IN PLACE FOR BOTH LOCATIONS
FOR TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING.

.LONG TERM...MODELS REMAIN IN RELATIVELY GOOD AGREEMENT FOR THE
PERIOD BEGINNING WEDNESDAY EVENING. IN THE WAKE OF THE LOW PRESSURE
SYSTEM....NORTHERLY SURFACE WINDS AND BELOW NORMAL TEMPERATURES WILL
PERSIST THROUGH FRIDAY AS HIGH PRESSURE BUILDS AT THE SURFACE NORTH
OF THE FORECAST AREA. TEMPERATURES WILL REBOUND SLIGHTLY EARLY THIS
WEEKEND...BUT ANOTHER STRONG LOW PRESSURE SYSTEM IS PROGGED TO DROP
DOWN ACROSS THE WESTERN CONUS SUNDAY AND MONDAY...RESULTING IN
ANOTHER ROUND OF WINDY CONDITIONS AND TEMPERATURES WELL BELOW
NORMAL. THE LATEST MODEL GUIDANCE INDICATES H500 HEIGHTS 20 TO 25DM
BELOW NORMAL /ABOUT 3 STANDARD DEVIATIONS BELOW NORMAL/ AND H700
WINDS AS HIGH AS 50KTS BY THE BEGINNING OF NEXT WEEK. IF THESE PROGS
VERIFY...WILL DEFINITELY BE LOOKING AT ADVISORY AND/OR WARNING LEVEL
WINDS AT SOME POINT EARLY NEXT WEEK.
&&

.AVIATION...FOR MCCARRAN...WINDS WILL INCREASE OUT OF THE SOUTH WITH
GUSTS OF 15-20 KTS POSSIBLE.  WINDS WILL DECREASING SOMEWHAT THIS
EVENING AS THEY BECOME LESS GUSTY...BUT GUSTS UP TO 35 KTS ARE
LIKELY TOMORROW AS A STRONG LOW PRESSURE SYSTEM CONTINUES TO
APPROACH FROM THE WEST.. THE FRONT IS EXPECTED TO PASS THROUGH LATE
TUESDAY NIGHT / EARLY WEDNESDAY MORNING...WHICH WILL SHIFT WINDS TO
THE NORTHWEST. IF TIMING OF FRONTAL PASSAGE TRENDS CLOSER TO LATE
AFTERNOON TUESDAY...WINDS WILL BE VERY STRONG AT PASSAGE...WITH
GUSTS NEAR 45KTS POSSIBLE BRIEFLY.

FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST
CALIFORNIA...A LOW PRESSURE SYSTEM APPROACHING THE AREA WILL RESULT
IN GUSTS OF 30-40 KTS TUESDAY AND TUESDAY NIGHT. SOUTHWESTERLY WINDS
AHEAD OF THE FRONT WILL SHIFT TO THE NORTHWEST AFTER PASSAGE...WITH
APPROXIMATE FRONTAL PASSAGE TIMES AS FOLLOWS: KBIH 29/23Z...KTPH
30/04Z...KLAS 30/10Z. A FEW SHOWERS ARE POSSIBLE TUESDAY AFTERNOON
AND EVENING ACROSS LINCOLN COUNTY AND OVER THE SOUTHERN SIERRA
NEVADA.  &&

.FIRE WEATHER....A STRONG LOW PRESSURE SYSTEM WILL BE MOVING
ACROSS THE GREAT BASIN LATE TUESDAY AND THEN IT WILL SHIFT INTO THE
ROCKIES WEDNESDAY. THIS WILL RESULT IN AN INCREASE WINDS ACROSS THE
AREA WITH LOCALLY BREEZY CONDITIONS THIS AFTERNOON...THEN WIDESPREAD
GUSTY WINDS TUESDAY INTO TUESDAY NIGHT. WIND GUSTS WILL LIKELY
EXCEED 40 MPH ACROSS MUCH OF THE REGION TUESDAY AFTERNOON AND
CONTINUE INTO EARLY WEDNESDAY. IN ADDITION RELATIVE HUMIDITY VALUES
ARE EXPECTED TO BE AT OR BELOW 15 PERCENT OVER MUCH OF THE AREA
TUESDAY AFTERNOON AND INTO THE EVENING HOURS. THIS COMBINATION OF
LOW RELATIVE HUMIDITY VALUES...GUSTY WINDS...IN ADDITION TO DRY
FUELS WILL LIKELY CREATE CRITICAL FIRE CONDITIONS...THUS A RED FLAG
WARNING HAS BEEN ISSUED FOR TUESDAY AFTERNOON AND EVENING.
&&

.VEF WATCHES/WARNINGS/ADVISORIES...
NV...HIGH WIND WATCH FROM TUESDAY AFTERNOON THROUGH WEDNESDAY
     MORNING FOR NVZ018-019.
     RED FLAG WARNING FROM NOON TUESDAY TO 1 AM PDT WEDNESDAY FOR
     NVZ460>462-465-466.
     WIND ADVISORY FROM NOON TUESDAY TO 7 AM PDT WEDNESDAY FOR
     NVZ014>017-020>022.
AZ...RED FLAG WARNING FROM NOON TUESDAY TO 1 AM MST WEDNESDAY FOR
     AZZ101-102.
     WIND ADVISORY FROM NOON TUESDAY TO 7 AM MST WEDNESDAY FOR
     AZZ001>003-036.
CA...HIGH WIND WATCH FROM TUESDAY AFTERNOON THROUGH WEDNESDAY
     MORNING FOR CAZ519-520.
     RED FLAG WARNING FROM NOON TUESDAY TO 1 AM PDT WEDNESDAY FOR
     CAZ226>229.
     WIND ADVISORY FROM NOON TUESDAY TO 7 AM PDT WEDNESDAY FOR
     CAZ521>527.
&&

LINDAMAN/KENNEDY

HTTP://WEATHER.GOV/LASVEGAS
Hazardous weather outlook, Sep 28, 5:26 AM PDT, 9 hours 43 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LAS VEGAS NV
526 AM PDT MON SEP 28 2009

AZZ001>003-036-CAZ519>527-NVZ014>022-290700-
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-
526 AM PDT MON SEP 28 2009 /526 AM MST MON SEP 28 2009/

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

.DAY ONE...TODAY AND TONIGHT

HAZARDOUS WEATHER IS NOT EXPECTED.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

WIDESPREAD SOUTHWEST WINDS GUSTING 35 TO 45 MPH WILL DEVELOP
TUESDAY THROUGH TUESDAY NIGHT AS A STRONG PACIFIC STORM SWINGS
ACROSS THE GREAT BASIN. THESE STRONG WINDS WILL LIKELY COMBINE
WITH LOW RELATIVE HUMIDITY TO CREATE HAZARDOUS FIRE WEATHER
CONDITIONS ACROSS MUCH OF THE REGION TUESDAY AFTERNOON AND
EVENING. A FIRE WEATHER WATCH IS IN EFFECT...SEE THE LATEST
FIRE WEATHER MESSAGE FOR ADDITIONAL DETAILS.

STRONG DOWNSLOPE WINDS ARE LIKELY ALONG THE EAST SLOPES OF THE
SOUTHERN SIERRA TUESDAY AFTERNOON AND EVENING. A HIGH WIND WATCH
IS IN EFFECT FOR THE EASTERN SIERRA SLOPES AND THE OWENS VALLEY.
CONDITIONS ARE ALSO FAVORABLE FOR DOWNSLOPE WINDS ON THE EAST
FACING SLOPES OF THE SPRING MOUNTAINS OF SOUTHERN NEVADA TUESDAY
NIGHT. GUSTY WINDS WILL SHIFT FROM SOUTHWEST TO NORTH TUESDAY
NIGHT AND EARLY WEDNESDAY BEHIND A COLD FRONT THAT WILL SWEEP
ACROSS THE REGION AND BRING A DRAMATIC DROP IN TEMPERATURES. WINDS
WILL GRADUALLY DECREASE THURSDAY AND FRIDAY.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

JA

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 28, 3:16 PM PDTRed Flag WarningVEFClark, Esmeralda, Lincoln, Nye31 hr

Nearby

Wind Advisories in Nevada, 2009Wind Advisories in California, 2009Wind Advisories in Arizona, 2009Every wind advisory in 2009

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.