Alert archive / Nevada / Wind Advisories in 2007

Wind Advisory 41, NWS Las Vegas, NV

December 20, 2007Clark County, Esmeralda County, Nye County, Nevada; San Bernardino County, California

NWS Las Vegas, NV issued this wind advisory at Dec 20, 2007, 3:44 AM PST for Clark County, Esmeralda County, Nye County, Nevada; San Bernardino County, California. It took effect at Dec 20, 2007, 12:00 PM PST. It was in force for 27 hr.

The area

The counties it named.

The facts

Issued
Dec 20, 2007, 3:44 AM PST (11:44 UTC)
In effect from
Dec 20, 2007, 12:00 PM PST
Expired
Dec 21, 2007, 3:02 PM PST
In force
27 hr
Issued by
NWS Las Vegas, NV

Counties San Bernardino County, CA, Clark County, NV, Esmeralda County, NV, Nye County, NV

The radar

The Las Vegas radar (KESX), 171 km from the middle of the area, began a volume at 11:50 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 00:00Z, 11.7 hours before the alert went out and 31 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 00:00Z on 2007-12-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Mercury/Desert R, NV at 00:00Z on 2007-12-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
992 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
156 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 201144
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
344 AM PST THU DEC 20 2007

.STRONG SOUTHWEST WINDS WILL FORM THIS AFTERNOON AND EVENING AHEAD
OF A PACIFIC STORM WHICH IS MOVING INTO NORTHERN AND CENTRAL
CALIFORNIA THIS MORNING.

CAZ523>525-201945-
/O.NEW.KVEF.WI.Y.0041.071220T2000Z-071221T0600Z/
WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-MORONGO BASIN-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN...BAKER...
MOJAVE NATIONAL PRESERVE...MORONGO VALLEY...YUCCA VALLEY...
JOSHUA TREE...TWENTYNINE PALMS
344 AM PST THU DEC 20 2007

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 10 PM PST THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 10 PM PST THIS
EVENING FOR THE WESTERN AND EASTERN MOJAVE DESERT AND THE MORONGO
BASIN.

SOUTHWEST WINDS WILL INCREASE LATE THIS MORNING WITH WINDS
BETWEEN 15 AND 25 MPH AND GUSTS TO NEAR 45 MPH EXPECTED THIS
AFTERNOON AND EVENING. THESE WINDS WILL DECREASE BY LATE EVENING
AND OVERNIGHT...BUT GUSTY WINDS ARE EXPECTED TO CONTINUE INTO
AND THROUGH MUCH OF FRIDAY.

THOSE TRAVELING ACROSS SAN BERNARDINO COUNTY THIS AFTERNOON AND
EVENING SHOULD USE EXTRA CAUTION AS LOCAL AREAS OF BLOWING AND
DRIFTING SAND AND DUST MAY BE ENCOUNTERED...WHICH CAN RAPIDLY
LOWER VISIBILITIES. 

$$
6 follow-up statements
000 
WWUS75 KVEF 201944
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1144 AM PST THU DEC 20 2007

.STRONG SOUTHWEST WINDS WILL OCCUR THIS AFTERNOON AND EVENING
AHEAD OF A PACIFIC STORM WHICH WILL MOVE THROUGH THE GREAT BASIN
AND MOJAVE DESERT THIS EVENING.

CAZ523>525-210000-
/O.CON.KVEF.WI.Y.0041.071220T2000Z-071221T0600Z/
WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-MORONGO BASIN-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN...BAKER...
MOJAVE NATIONAL PRESERVE...MORONGO VALLEY...YUCCA VALLEY...
JOSHUA TREE...TWENTYNINE PALMS
1144 AM PST THU DEC 20 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT FOR THE DESERTS OF SAN
BERNARDINO COUNTY UNTIL 10 PM PST THIS EVENING.

THIS INCLUDES THE CITIES OF BARSTOW...BAKER...YUCCA VALLEY AND
TWENTYNINE PALMS.

WEST WINDS HAVE STARTED TO INCREASE AND BECOME GUSTY ACROSS THE
MOJAVE DESERT OF SAN BERNARDINO COUNTY. SOUTHWEST TO WEST WINDS
WILL CONTINUE TO INCREASE THIS AFTERNOON. SUSTAINED WINDS WILL BE
BETWEEN 20 AND 30 MPH AND GUSTS TO AROUND 45 MPH. THE WINDS WILL
DECREASE BY LATE EVENING AND OVERNIGHT...BUT GUSTY WINDS ARE
EXPECTED TO CONTINUE INTO AND THROUGH MUCH OF FRIDAY.

THOSE TRAVELING ACROSS SAN BERNARDINO COUNTY THIS AFTERNOON AND
EVENING SHOULD USE EXTRA CAUTION AS LOCAL AREAS OF BLOWING AND
DRIFTING SAND AND DUST MAY BE ENCOUNTERED...WHICH CAN RAPIDLY
LOWER VISIBILITIES.

$$

PIERCE
000 
WWUS75 KVEF 202324
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
324 PM PST THU DEC 20 2007

.STRONG AND GUSTY SOUTHWEST WINDS WILL CONTINUE TO OCCUR OVER
PARTS OF THE MOJAVE DESERT THIS EVENING AHEAD OF A STRONG COLD
FRONT MOVING SOUTHEAST ACROSS SOUTHERN NEVADA. FOLLOWING THE COLD
FRONT WINDS WILL SHIFT TO THE NORTH AND REMAIN GUSTY THROUGH
FRIDAY AFTERNOON...ESPECIALLY DOWN THE COLORADO RIVER VALLEY. 

AZZ002-003-CAZ526-527-210630-
/O.NEW.KVEF.WI.Y.0042.071221T1100Z-071222T0200Z/
LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS-CADIZ BASIN-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU...TOPOCK...NEEDLES...
KINGMAN...GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS...
VALENTINE...WIKIEUP
324 PM PST THU DEC 20 2007 /424 PM MST THU DEC 20 2007/

...WIND ADVISORY IN EFFECT FROM 3 AM PST /4 AM MST/ TO 6 PM PST
/7 PM MST/ FRIDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 3 AM PST /4 AM MST/ TO 6 PM
PST /7 PM MST/ FRIDAY FOR SOUTHERN MOHAVE COUNTY AND FAR SOUTHEAST
SAN BERNARDINO COUNTY.

THIS INCLUDES THE CITIES OF KINGMAN...NEEDLES...LAKE HAVASU AND
VIDAL JUNCTION.

THE WIND WILL SHIFT TO THE NORTH LATE TONIGHT AND INCREASE FRIDAY
MORNING. SUSTAINED WINDS WILL BE 20 TO 30 MPH WITH GUSTS TO 45
MPH.

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.

$$

NVZ016-017-020-022-210630-
/O.EXB.KVEF.WI.Y.0041.071221T0600Z-071221T2000Z/
NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...MESQUITE...OVERTON...MOAPA...PAHRUMP...
INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...
NORTH LAS VEGAS...HENDERSON...BOULDER CITY...PRIMM...JEAN...
SEARCHLIGHT...CAL-NEV-ARI
324 PM PST THU DEC 20 2007

...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 12 PM PST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR CLARK AND SOUTHERN NYE COUNTIES...WHICH IS IN EFFECT
FROM 10 PM THIS EVENING TO 12 PM PST FRIDAY.

THIS INCLUDES THE CITIES OF LAS VEGAS...HENDERSON...OVERTON...MESQUITE
AND PAHRUMP.

WEST WINDS OF 15 TO 25 MPH WITH GUSTS AROUND 35 MPH WILL CONTINUE
AHEAD OF AN APPROACHING COLD FRONT. THE COLD FRONT WILL SWEEP
THROUGH SOUTHERN NEVADA LATE THIS EVENING WITH WINDS SHIFTING TO
THE NORTH. NORTH WINDS OF 20 TO 30 MPH WITH GUSTS UP TO 45 MPH
WILL OCCUR OVERNIGHT THROUGH FRIDAY MORNING.

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-NVZ021-210630-
/O.EXB.KVEF.WI.Y.0041.071221T0600Z-071222T0200Z/
LAKE MEAD NATIONAL RECREATION AREA-
INCLUDING THE CITIES OF...LAUGHLIN...BULLHEAD CITY...HOOVER DAM
324 PM PST THU DEC 20 2007 /424 PM MST THU DEC 20 2007/

...WIND ADVISORY IN EFFECT FROM 10 PM PST /11 PM MST/ THIS
EVENING TO 6 PM PST /7 PM MST/ FRIDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR THE LAKE MEAD NATIONAL RECREATION AREA...WHICH IS IN
EFFECT FROM 10 PM PST /11 PM MST/ THIS EVENING TO 6 PM PST /7 PM
MST/ FRIDAY.

THIS INCLUDES THE CITIES OF LAUGHLIN AND BULLHEAD CITY.

THE WIND WILL SHIFT TO THE NORTH LATE THIS EVENING AND INCREASE
OVERNIGHT AND CONTINUE THROUGH FRIDAY. WINDS WILL BE SUSTAINED
AT 20 TO 30 MPH WITH GUSTS TO 45 MPH.

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.

$$

NVZ014-210630-
/O.EXB.KVEF.WI.Y.0041.071221T0000Z-071221T1200Z/
ESMERALDA AND CENTRAL NYE COUNTY-
INCLUDING THE CITIES OF...BEATTY...GOLDFIELD...SILVER PEAK...DYER
324 PM PST THU DEC 20 2007

...WIND ADVISORY IN EFFECT UNTIL 4 AM PST FRIDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND
ADVISORY FOR ESMERALDA AND CENTRAL NYE COUNTIES...WHICH IS IN EFFECT
UNTIL 4 AM PST FRIDAY.

THIS INCLUDES THE CITIES OF BEATTY...GOLDFIELD AND DYER.

A STRONG COLD FRONT WAS ENTERING NORTHERN ESMERALDA AND CENTRAL
NYE COUNTY AT 3 PM PST. SUSTAINED NORTH WINDS BETWEEN 20 AND 30
MPH AND GUSTS TO AROUND 45 MPH CAN BE EXPECTED 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.

$$

CAZ524-210630-
/O.EXT.KVEF.WI.Y.0041.000000T0000Z-071221T2000Z/
EASTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...BAKER...MOJAVE NATIONAL PRESERVE
324 PM PST THU DEC 20 2007

...WIND ADVISORY NOW IN EFFECT UNTIL 12 PM PST FRIDAY...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 12 PM PST FRIDAY. 

THIS INCLUDES BAKER AND THE MOJAVE NATIONAL PRESERVE.

WEST WINDS WILL CONTINUE TO OCCUR AHEAD OF A STRONG COLD FRONT
MOVING THROUGH SOUTHERN NEVADA. SUSTAINED WINDS WILL BE BETWEEN
20 AND 30 MPH AND GUSTS TO AROUND 45 MPH. THE WINDS WILL SHIFT TO
THE NORTH OVERNIGHT AND REMAIN STRONG AND GUSTY THROUGH MIDDAY
FRIDAY. 

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.

$$

CAZ523-525-210600-
/O.CON.KVEF.WI.Y.0041.000000T0000Z-071221T0600Z/
WESTERN MOJAVE DESERT-MORONGO BASIN-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN...
MORONGO VALLEY...YUCCA VALLEY...JOSHUA TREE...TWENTYNINE PALMS
324 PM PST THU DEC 20 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING FOR
WESTERN SAN BERNARDINO COUNTY AND THE MORONGO BASIN.

THIS INCLUDES THE CITIES OF BARSTOW...YUCCA VALLEY AND TWENTYNINE
PALMS.

NUMEROUS WEATHER REPORTING STATIONS ACROSS WESTERN SAN BERNARDINO
COUNTY HAVE REPORTED GUSTS BETWEEN 40 AND 45 MPH THIS AFTERNOON.
SOUTHWEST TO WEST WINDS WILL CONTINUE THIS EVENING AHEAD OF STRONG
COLD FRONT MOVING THROUGH SOUTHERN NEVADA. SUSTAINED WINDS WILL BE
BETWEEN 20 AND 30 MPH AND GUSTS TO AROUND 45 MPH. THE WINDS WILL
DECREASE BY LATE EVENING AND OVERNIGHT...BUT BRISK NORTH WINDS ARE
EXPECTED THROUGH FRIDAY.

THOSE TRAVELING ACROSS WESTERN SAN BERNARDINO COUNTY THIS
EVENING SHOULD USE EXTRA CAUTION AS LOCAL AREAS OF BLOWING AND
DRIFTING SAND AND DUST MAY BE ENCOUNTERED...WHICH CAN RAPIDLY
LOWER VISIBILITIES.

$$

PIERCE
000 
WWUS75 KVEF 210254
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
654 PM PST THU DEC 20 2007

.STRONG AND GUSTY NORTH WINDS WILL BLOW BEHIND A STRONG COLD
FRONT MOVING SOUTHEAST ACROSS THE MOJAVE DESERT. THE WINDS WILL
REMAIN GUSTY THROUGH FRIDAY AFTERNOON...ESPECIALLY DOWN THE
COLORADO RIVER VALLEY.

NVZ016-017-020-022-211100-
/O.EXT.KVEF.WI.Y.0041.071221T0300Z-071221T2000Z/
NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY-
LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...MESQUITE...OVERTON...MOAPA...PAHRUMP...
INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...
NORTH LAS VEGAS...HENDERSON...BOULDER CITY...PRIMM...JEAN...
SEARCHLIGHT...CAL-NEV-ARI
654 PM PST THU DEC 20 2007

...WIND ADVISORY NOW IN EFFECT UNTIL 12 PM PST FRIDAY...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL NOON FRIDAY.

THIS INCLUDES THE CITIES OF LAS VEGAS...HENDERSON...OVERTON...
MESQUITE AND PAHRUMP.

A STRONG COLD FRONT SWEEPING THROUGH SOUTHERN NEVADA LATE THIS
EVENING WILL BRING NORTH WINDS OF 25 TO 35 MPH WITH GUSTS UP TO
45 MPH TONIGHT THROUGH FRIDAY MORNING.

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.

$$

CAZ523-525-210600-
/O.CON.KVEF.WI.Y.0041.000000T0000Z-071221T0600Z/
WESTERN MOJAVE DESERT-MORONGO BASIN-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN...
MORONGO VALLEY...YUCCA VALLEY...JOSHUA TREE...TWENTYNINE PALMS
654 PM PST THU DEC 20 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. 

THIS INCLUDES THE CITIES OF BARSTOW...YUCCA VALLEY AND TWENTYNINE
PALMS.

NUMEROUS WEATHER REPORTING STATIONS ACROSS WESTERN SAN BERNARDINO
COUNTY HAVE REPORTED GUSTS BETWEEN 40 AND 45 MPH THIS AFTERNOON.
SOUTHWEST TO WEST WINDS WILL CONTINUE THIS EVENING AHEAD OF
STRONG COLD FRONT MOVING THROUGH SOUTHERN NEVADA. SUSTAINED WINDS
WILL BE BETWEEN 20 AND 30 MPH AND GUSTS TO AROUND 45 MPH. THE
WINDS WILL DECREASE BY LATE EVENING AND OVERNIGHT...BUT BRISK
NORTH WINDS ARE EXPECTED THROUGH FRIDAY.

THOSE TRAVELING ACROSS WESTERN SAN BERNARDINO COUNTY THIS EVENING
SHOULD USE EXTRA CAUTION AS LOCAL AREAS OF BLOWING AND DRIFTING
SAND AND DUST MAY BE ENCOUNTERED...WHICH CAN RAPIDLY LOWER
VISIBILITIES.

$$

CAZ524-211100-
/O.CON.KVEF.WI.Y.0041.000000T0000Z-071221T2000Z/
EASTERN MOJAVE DESERT-
INCLUDING THE CITIES OF...BAKER...MOJAVE NATIONAL PRESERVE
654 PM PST THU DEC 20 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 12 PM PST FRIDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 12 PM PST FRIDAY. 

THIS INCLUDES BAKER AND THE MOJAVE NATIONAL PRESERVE.

WEST WINDS WILL CONTINUE TO OCCUR AHEAD OF A STRONG COLD FRONT
MOVING THROUGH SOUTHERN NEVADA. SUSTAINED WINDS WILL BE BETWEEN
20 AND 30 MPH AND GUSTS TO AROUND 45 MPH. THE WINDS WILL SHIFT TO
THE NORTH OVERNIGHT AND REMAIN STRONG AND GUSTY THROUGH MIDDAY
FRIDAY.

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-NVZ021-211100-
/O.CON.KVEF.WI.Y.0041.071221T0600Z-071222T0200Z/
LAKE MEAD NATIONAL RECREATION AREA-
INCLUDING THE CITIES OF...LAUGHLIN...BULLHEAD CITY...HOOVER DAM
654 PM PST THU DEC 20 2007 /754 PM MST THU DEC 20 2007/

...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM PST /11 PM MST/
THIS EVENING TO 6 PM PST /7 PM MST/ FRIDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 10 PM PST /11 PM MST/ THIS
EVENING TO 6 PM PST /7 PM MST/ FRIDAY. 

THIS INCLUDES THE CITIES OF LAUGHLIN AND BULLHEAD CITY.

THE WIND WILL SHIFT TO THE NORTH LATE THIS EVENING AND INCREASE
OVERNIGHT AND CONTINUE THROUGH FRIDAY. WINDS WILL BE SUSTAINED AT
20 TO 30 MPH WITH GUSTS TO 45 MPH.

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.

$$

NVZ014-211100-
/O.CON.KVEF.WI.Y.0041.000000T0000Z-071221T1200Z/
ESMERALDA AND CENTRAL NYE COUNTY-
INCLUDING THE CITIES OF...BEATTY...GOLDFIELD...SILVER PEAK...DYER
654 PM PST THU DEC 20 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY. 

THIS INCLUDES THE CITIES OF BEATTY...GOLDFIELD AND DYER.

A STRONG COLD FRONT WAS ENTERING NORTHERN ESMERALDA AND CENTRAL
NYE COUNTY AT 3 PM PST. SUSTAINED NORTH WINDS BETWEEN 20 AND
30 MPH AND GUSTS TO AROUND 45 MPH CAN BE EXPECTED 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.

$$

AZZ002-003-CAZ526-527-211100-
/O.CON.KVEF.WI.Y.0042.071221T1100Z-071222T0200Z/
LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS-CADIZ BASIN-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU...TOPOCK...NEEDLES...
KINGMAN...GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS...
VALENTINE...WIKIEUP
654 PM PST THU DEC 20 2007 /754 PM MST THU DEC 20 2007/

...WIND ADVISORY REMAINS IN EFFECT FROM 3 AM PST /4 AM MST/ TO
6 PM PST /7 PM MST/ FRIDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 3 AM PST /4 AM MST/ TO
6 PM PST /7 PM MST/ FRIDAY. 

THIS INCLUDES THE CITIES OF KINGMAN...NEEDLES...LAKE HAVASU AND
VIDAL JUNCTION.

THE WIND WILL SHIFT TO THE NORTH LATE TONIGHT AND INCREASE FRIDAY
MORNING. SUSTAINED WINDS WILL BE 20 TO 30 MPH WITH GUSTS TO
45 MPH.

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.

$$

MORGAN
000 
WWUS75 KVEF 210557
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
957 PM PST THU DEC 20 2007

CAZ524-NVZ016-017-020-022-210700-
/O.CAN.KVEF.WI.Y.0041.000000T0000Z-071221T2000Z/
EASTERN MOJAVE DESERT-NORTHEAST CLARK COUNTY-
WESTERN CLARK AND SOUTHERN NYE COUNTY-LAS VEGAS VALLEY-
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...BAKER...MOJAVE NATIONAL PRESERVE...
MESQUITE...OVERTON...MOAPA...PAHRUMP...INDIAN SPRINGS...
DESERT ROCK...AMARGOSA VALLEY...LAS VEGAS...NORTH LAS VEGAS...
HENDERSON...BOULDER CITY...PRIMM...JEAN...SEARCHLIGHT...
CAL-NEV-ARI
957 PM PST THU DEC 20 2007

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE WIND
ADVISORY FOR SOUTHERN NYE COUNTY...NORTHEASTERN SAN BERNARDINO
COUNTY...AND MUCH OF CLARK COUNTY.

NORTH WINDS BEHIND THE STRONG COLD FRONT HAVE NOT BEEN AS STRONG
AS EXPECTED. ALTHOUGH OCCASIONAL GUSTS TO 35 MPH WILL BE POSSIBLE
THROUGH MUCH OF THE DAY FRIDAY...THE THREAT FOR WIDESPREAD STRONG
WINDS HAS DIMINISHED. THUS...THE WIND ADVISORY HAS BEEN CANCELLED.

$$

NVZ014-210700-
/O.CAN.KVEF.WI.Y.0041.000000T0000Z-071221T1200Z/
ESMERALDA AND CENTRAL NYE COUNTY-
INCLUDING THE CITIES OF...BEATTY...GOLDFIELD...SILVER PEAK...DYER
957 PM PST THU DEC 20 2007

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE WIND
ADVISORY FOR ESMERALDA AND CENTRAL NYE COUNTY. 

WINDS HAVE SUBSIDED IN THESE AREAS AND ARE NOT EXPECTED TO
INCREASE TO ADVISORY LEVELS AGAIN. THUS...THE WIND ADVISORY HAS
BEEN CANCELLED.

$$

CAZ523-525-210700-
/O.EXP.KVEF.WI.Y.0041.000000T0000Z-071221T0600Z/
WESTERN MOJAVE DESERT-MORONGO BASIN-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN...
MORONGO VALLEY...YUCCA VALLEY...JOSHUA TREE...TWENTYNINE PALMS
957 PM PST THU DEC 20 2007

...WIND ADVISORY WILL EXPIRE AT 10 PM PST THIS EVENING...

THE WIND ADVISORY WILL EXPIRE AT 10 PM PST THIS EVENING FOR
NORTHWESTERN SAN BERNARDINO COUNTY AND THE MORONGO BASIN.

WINDS HAVE SUBSIDED OVER MUCH OF THESE AREAS. ALTHOUGH A FEW GUSTS
TO 35 MPH WILL BE POSSIBLE THROUGH THE EVENING...THE THREAT FOR
WIDESPREAD STRONG WINDS HAS ENDED. THUS...THE WIND ADVISORY WILL
BE ALLOWED TO EXPIRE.

$$

AZZ036-NVZ021-211400-
/O.CON.KVEF.WI.Y.0041.071221T0600Z-071222T0200Z/
LAKE MEAD NATIONAL RECREATION AREA-
INCLUDING THE CITIES OF...LAUGHLIN...BULLHEAD CITY...HOOVER DAM
957 PM PST THU DEC 20 2007 /1057 PM MST THU DEC 20 2007/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST /7 PM MST/
FRIDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST /7 PM MST/
FRIDAY. 

THIS INCLUDES THE CITIES OF LAUGHLIN AND BULLHEAD CITY.

THE WIND WILL SHIFT TO THE NORTH LATE THIS EVENING AND INCREASE
OVERNIGHT AND CONTINUE THROUGH FRIDAY. WINDS WILL BE SUSTAINED AT
20 TO 30 MPH WITH GUSTS TO 45 MPH.

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.

$$

AZZ002-003-CAZ526-527-211400-
/O.CON.KVEF.WI.Y.0042.071221T1100Z-071222T0200Z/
LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS-CADIZ BASIN-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU...TOPOCK...NEEDLES...
KINGMAN...GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS...
VALENTINE...WIKIEUP
957 PM PST THU DEC 20 2007 /1057 PM MST THU DEC 20 2007/

...WIND ADVISORY REMAINS IN EFFECT FROM 3 AM PST /4 AM MST/ TO
6 PM PST /7 PM MST/ FRIDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 3 AM PST /4 AM MST/ TO
6 PM PST /7 PM MST/ FRIDAY. 

THIS INCLUDES THE CITIES OF KINGMAN...NEEDLES...LAKE HAVASU AND
VIDAL JUNCTION.

THE WIND WILL SHIFT TO THE NORTH LATE TONIGHT AND INCREASE FRIDAY
MORNING. SUSTAINED WINDS WILL BE 20 TO 30 MPH WITH GUSTS TO
45 MPH.

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.

$$

MORGAN
000 
WWUS75 KVEF 211224
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
424 AM PST FRI DEC 21 2007

AZZ036-NVZ021-212030-
/O.CON.KVEF.WI.Y.0041.000000T0000Z-071222T0200Z/
LAKE MEAD NATIONAL RECREATION AREA-
INCLUDING THE CITIES OF...LAUGHLIN...BULLHEAD CITY...HOOVER DAM
424 AM PST FRI DEC 21 2007 /524 AM MST FRI DEC 21 2007/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST /7 PM MST/ THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST /7 PM MST/ THIS
AFTERNOON FOR THE LAKE MEAD NATIONAL RECREATION AREA.

THIS INCLUDES THE CITIES OF LAUGHLIN AND BULLHEAD CITY.

NORTH WINDS WILL INCREASE EARLY THIS MORNING WITH SPEEDS BETWEEN
20 AND 30 MPH AND GUSTS TO AROUND 45 MPH EXPECTED BY MID MORNING
AND LASTING THROUGH THE AFTERNOON. THESE WINDS WILL BEGIN TO
DECREASE BY LATE AFTERNOON AND SUBSIDE TONIGHT.

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.

$$

AZZ002-003-CAZ526-527-212030-
/O.CON.KVEF.WI.Y.0042.000000T0000Z-071222T0200Z/
LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS-CADIZ BASIN-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU...TOPOCK...NEEDLES...
KINGMAN...GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS...
VALENTINE...WIKIEUP
424 AM PST FRI DEC 21 2007 /524 AM MST FRI DEC 21 2007/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST /7 PM MST/ THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST /7 PM MST/ THIS
AFTERNOON FOR LAKE HAVASU AND FORT MOHAVE...THE NORTHWEST DESERTS
AND THE CADIZ BASIN...AS WELL AS THE UPPER COLORADO RIVER VALLEY.

THIS INCLUDES THE CITIES OF KINGMAN...NEEDLES...LAKE HAVASU AND
VIDAL JUNCTION.

NORTH WINDS ARE EXPECTED TO INCREASE TO BETWEEN 20 AND 30 MPH
WITH GUSTS TO AROUND 45 MPH BY MID MORNING AND THEN CONTINUE
THROUGH THE AFTERNOON. THESE WINDS WILL BEGIN TO DECREASE DURING
THE LATE AFTERNOON BEFORE SUBSIDING OVERNIGHT TONIGHT.

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.

$$
000 
WWUS75 KVEF 212302
NPWVEF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
302 PM PST FRI DEC 21 2007

AZZ036-NVZ021-220015-
/O.CAN.KVEF.WI.Y.0041.000000T0000Z-071222T0200Z/
LAKE MEAD NATIONAL RECREATION AREA-
INCLUDING THE CITIES OF...LAUGHLIN...BULLHEAD CITY...HOOVER DAM
302 PM PST FRI DEC 21 2007 /402 PM MST FRI DEC 21 2007/

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE WIND
ADVISORY FOR THE LAKE MEAD NATIONAL RECREATION AREA.

NORTH WINDS WILL CONTINUE TO DECREASE THROUGH THE LATE AFTERNOON
AND EARLY EVENING HOURS. NORTH WINDS OF 10 TO 20 MPH WILL OCCUR
OVERNIGHT.  

$$

AZZ002-003-CAZ526-527-220015-
/O.CAN.KVEF.WI.Y.0042.000000T0000Z-071222T0200Z/
LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS-CADIZ BASIN-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-
INCLUDING THE CITIES OF...LAKE HAVASU...TOPOCK...NEEDLES...
KINGMAN...GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS...
VALENTINE...WIKIEUP
302 PM PST FRI DEC 21 2007 /402 PM MST FRI DEC 21 2007/

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE WIND
ADVISORY FOR SOUTHERN MOHAVE COUNTY AND FAR SOUTHEAST SAN
BERNARDINO COUNTY.

NORTH WINDS WILL CONTINUE TO DECREASE THROUGH THE LATE AFTERNOON
AND EARLY EVENING HOURS. NORTH WINDS OF 10 TO 20 MPH WILL OCCUR
OVERNIGHT. 

THE PEAK WIND GUST AT NEEDLES WAS 44 MPH AND KINGMAN 38 MPH.

$$

PIERCE

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 Dec 20, 3:10 AM PST, 34 minutes earlier.

Area forecast discussion, Dec 20, 3:10 AM PST, 34 minutes before
AREA FORECAST DISCUSSION...CORRECTION
NATIONAL WEATHER SERVICE LAS VEGAS NV
310 AM PST THU DEC 20 2007

CORRECTION TO WORDING OF THE SYNOPSIS

.SYNOPSIS...A PACIFIC STORM WILL MOVE INTO NEVADA TODAY AND THEN
INTO UTAH EARLY FRIDAY. GUSTY SOUTHWEST WINDS WILL DEVELOP ACROSS
THE DESERT THIS AFTERNOON WITH A COOL NORTH WIND DEVELOPING BEHIND
THE SYSTEM TONIGHT AND FRIDAY. RAIN AND SNOW SHOWERS WILL ALSO
SPREAD ACROSS THE SOUTHERN GREAT BASIN TODAY...SPREADING INTO THE
MOJAVE DESERT TONIGHT BEFORE DRYING TAKES PLACE ON FRIDAY. COOL AND
DRY CONDITIONS THEN LOOKED FOR THROUGH THE WEEKEND.
&&

.SHORT TERM...PACIFIC STORM SYSTEM DIGGING SOUTH ALONG THE WEST
COAST TO SHIFT INTO NEVADA TODAY AND THEN QUICKLY SHIFT INTO UTAH
OVERNIGHT. LIGHT SNOW LIKELY SLIDING OVER THE SOUTHERN SIERRA CREST
BUT LITTLE EASTWARD MOVEMENT INTO THE CWA AS OF YET. RAIN/SNOW TO
FORM AS LOW DIGS SOUTH TONIGHT...BUT MAIN DYNAMICS DURING THE DAY
SHOULD REMAIN TO THE NORTH OF THE CWA AND OVER THE WEST SIDE OF THE
SOUTHERN SIERRA. ALTHOUGH ENOUGH DYNAMICS ASSOCIATED WITH THE SYSTEM
TO SPREAD SLIGHT CHANCE/CHANCE POPS ACROSS MUCH OF THE CWA BY LATE
AFTERNOON AND TONIGHT...BEST CHANCE FOR PRECIPITATION IS OVER
LINCOLN COUNTY LATE THIS AFTERNOON THROUGH TONIGHT. BEST DYNAMICS
COMBINED WITH OROGRAPHICS SHOULD CREATE TOTAL SNOW ACCUMULATIONS OF
4 TO 6 INCHES OVER THE HIGHER TERRAIN BY MORNING AND WILL GO OUT
WITH A SNOW ADV FOR LINCOLN COUNTY FOR THIS EVENING/TONIGHT. MAIN
CONCERN TODAY HOWEVER IS WINDS. AS THE SYSTEM SHIFTS INTO THE
AREA...STRONG JET...100KTS PROGGED TO SHIFT OVER THE AREA. THIS
ALONG WITH STRONG THERMAL GRADIENT PROMISES TO CREATE SOUTHWEST
BREEZY/WINDY CONDITIONS...ESPECIALLY ACROSS THE SOUTHWEST PORTION OF
THE CWA. MODEL GUIDANCE AT ODDS HOWEVER WITH NAM SHOWING DEFINITE
WIND ADVISORY CRITERIA FOR SAN BERNARDINO COUNTY WHILE GFS MUCH
CALMER. PER COORDINATION WITH SURROUNDING OFFICES...HAVE TRENDED
TOWARDS THE NAM...THUS WIND ADV FOR SAN BERNARDINO FOR THIS
AFTERNOON/EVENING. LOCAL WIND GUSTS MAY HIT ADVISORY CRITERIA OVER
SOUTHERN NEVADA THIS AFTERNOON/EVENING...BUT DO NOT FEEL DURATION OF
THE GUSTS WILL MEET ADV CRITERIA AND SHOULD BE ABLE TO HANDLE WITH
SHORT TERM STATEMENTS. BY FRIDAY AS SYSTEM SHIFTS EAST...STRONG
NORTH FLOW ALOFT TO COMBINE WITH NORTHERLY SURFACE GRADIENTS AND
PROMISES TO PRODUCE WINDY CONDITIONS OVER THE SOUTHERN PORTION OF
THE CWA... ESPECIALLY OVER THE COLORADO RIVER VALLEY. BY SATURDAY
FLOW ALOFT AND SURFACE GRADIENTS RELAX AS SHORT WAVE RIDGE BUILDS
OVER THE AREA. COLD AIR ADVECTION WITH THIS SYSTEM...EXPECTED COLD
FRONTAL PASSAGE THROUGH KLAS BETWEEN 06Z-09Z FRIDAY...TO DROP TEMPS
ON FRIDAY WITH LITTLE RECOVERY INTO SATURDAY.

.LONG TERM...FOR THE PERIOD BEGINNING SUNDAY MORNING...BETTER
AGREEMENT BETWEEN THE MODELS TONIGHT WITH THE ECMWF AND GFS BOTH
SHOWING A TROUGH PASSING OVER THE FORECAST AREA MONDAY AND CLOSING
OFF OVER NORTHERN ARIZONA BY CHRISTMAS MORNING. THIS WILL BE
FOLLOWED BY A DEEPER TROUGH AFFECTING THE REGION WEDNESDAY AFTERNOON
INTO THURSDAY MORNING. THUS...THE ACTIVE WEATHER PATTERN THAT HAS
SUPPORTED THESE DEEPER SYSTEMS ACROSS THE WESTERN STATES FOR CLOSE
TO TWO WEEKS NOW LOOKS LIKE IT IS GOING TO CONTINUE THROUGH NEXT
WEEK. WITH THAT IN MIND...BASICALLY POPULATED WITH CLIMO POP
AREAWIDE AND ADJUSTED UP TO REFLECT THE CURRENT TREND...ESPECIALLY
ACROSS THE NORTHERN HALF OF THE FORECAST AREA. HAVE SLIGHT CHANCE TO
CHANCE...MAINLY ACROSS NORTHERN ZONES WITH A SLIGHT CUSHION FOR
TIMING ON EACH SIDE OF THE SHORTWAVES PROGGED TO PASS OVER. BOTH
SYSTEMS SHOULD RESULT IN LOCALLY BREEZY CONDITIONS AFTER
PASSAGE...BUT LOOK TO BE BELOW ADVISORY CRITERIA FOR NOW.
&&

.AVIATION...FOR MCCARRAN...ANOTHER PACIFIC STORM SYSTEM WILL AFFECT
THE LAS VEGAS VALLEY TODAY WITH THE MAIN CONCERN BEING STRONG
SOUTHWEST WINDS DURING THE AFTERNOON AHEAD OF THE SURFACE COLD FRONT
AND STRONG NORTHERLY WINDS AFTER FRONTAL PASSAGE EARLY FRIDAY
MORNING...APPROXIMATELY AT 07Z. THERE IS A POSSIBILITY THAT MAX
GUSTS COULD BE AROUND 35 KTS DURING A BRIEF PERIOD SEVERAL HOURS
BEFORE WINDS ARE EXPECTED TO SHIFT TO THE NORTH...DURING THE EARLY
EVENING. STRONG NORTHERLY WINDS ARE EXPECTED TO PERSIST THROUGH
FRIDAY. MECHANICAL TURBULENCE CAN BE EXPECTED ALONG ALL APPROACH
CORRIDORS...ESPECIALLY LEE OF THE SPRING MOUNTAINS.

FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST
CALIFORNIA...ANOTHER PACIFIC STORM WILL MOVE ACROSS THE AREA
TODAY...WITH SHOWERS AND LOWER CIGS SPREADING OVER THE AREA FROM
WEST TO EAST  THROUGH FRIDAY MORNING. WINDS WILL BE MUCH STRONGER
COMPARED TO THE LAST SYSTEM TO PASS THROUGH...WITH STRONG SOUTHWEST
WINDS AHEAD OF THE FRONT...SWITCHING TO THE NORTH AFTER FRONTAL
PASSAGE. RIGHT NOW...THE FRONT LOOKS TO BE THROUGH KBIH BY MID
AFTERNOON TODAY...AND SWEEPING SOUTHWEST AND PAST KIGM BY FRIDAY
MORNING.
&&

.VEF WATCHES/WARNINGS/ADVISORIES...
NV...SNOW ADVISORY FROM 4 PM THIS AFTERNOON UNTIL 2 AM FRIDAY
     MORNING FOR ZONE 15.
AZ...NONE.
CA...WIND ADVISORY FROM NOON TODAY UNTIL 10 PM THIS EVENING FOR
     ZONES 523...524...525.
&&

JENSEN/KENNEDY

HTTP://WEATHER.GOV/LASVEGAS
Hazardous weather outlook, Dec 19, 6:00 AM PST, 21 hours 44 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LAS VEGAS NV
600 AM PST WED DEC 19 2007

AZZ001>003-036-CAZ519>527-NVZ014>022-200800-
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-
600 AM PST WED DEC 19 2007 /700 AM MST WED DEC 19 2007/

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 AT THIS TIME BEHIND A STORM
MOVING TOWARD THE ROCKIES.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ANOTHER STORM IS EXPECTED TO QUICKLY SWING DOWN THROUGH THE
SOUTHERN GREAT BASIN THURSDAY AND THURSDAY NIGHT FOR A BRIEF
PERIOD OF SCATTERED TO NUMEROUS SNOW SHOWERS AND RAIN
SHOWERS...ESPECIALLY OVER SOUTHEAST NEVADA AND NORTHWEST ARIZONA.
THERE IS POTENTIAL FOR HIGH WINDS ON THE EAST SLOPES OF THE
SOUTHERN SIERRA EARLY THURSDAY. GUSTY NORTH WINDS WILL DEVELOP
ACROSS MOST OF THE REGION BEHIND THE EXITING SYSTEM FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED. 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
Dec 20, 3:54 AM PSTSnow AdvisoryVEFLincoln17 hr
Dec 20, 3:24 PM PSTWind AdvisoryVEFSan Bernardino24 hr

Nearby

Wind Advisories in Nevada, 2007Wind Advisories in California, 2007Wind Advisories in Arizona, 2007Every wind advisory in 2007

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.