Alert archive / California / Winter Storm Warnings in 2008

Winter Storm Warning 5, NWS Las Vegas, NV

February 22, 2008Inyo County, California

NWS Las Vegas, NV issued this winter storm warning at Feb 22, 2008, 3:54 PM PST for Inyo County, California. It took effect at Feb 23, 2008, 6:00 PM PST. It was in force for 28 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 22, 2008, 3:54 PM PST (23:54 UTC)
In effect from
Feb 23, 2008, 6:00 PM PST
Expired
Feb 24, 2008, 10:00 PM PST
In force
28 hr
Issued by
NWS Las Vegas, NV

County Inyo County, CA

The nearest sounding before it

Mercury/Desert R, NV (KDRA), launched 12:00Z, 11.9 hours before the alert went out and 127 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 2008-02-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 joules per kilogram.LCLLFCEL10008507005003002001001 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 2008-02-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 square meters per square second.1939587897117Sfc1 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
3 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
1001 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
128 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 
WWUS45 KVEF 222354
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
354 PM PST FRI FEB 22 2008

NVZ018-019-230100-
/O.EXP.KVEF.SN.Y.0008.000000T0000Z-080223T0000Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING THE CITY OF...THE TOWN OF MT CHARLESTON
354 PM PST FRI FEB 22 2008

...SNOW ADVISORY WILL EXPIRE AT 4 PM PST THIS AFTERNOON...

THE SNOW ADVISORY WILL EXPIRE AT 4 PM PST THIS AFTERNOON FOR THE
SHEEP RANGE...THE SPRING MOUNTAINS...AND THE RED ROCK CANYON AREA.

ALTHOUGH SNOW SHOWERS AND POSSIBLE THUNDERSTORMS WILL BE SEEN
THROUGH THE EARLY EVENING HOURS WHICH MAY PRODUCE LOCALLY BRIEF
HEAVY SNOW...WIDESPREAD SNOW ACCUMULATIONS ACROSS THE MOUNTAINS
IS NO LONGER EXPECTED THIS AFTERNOON. THUS THE SNOW ADVISORY FOR
THE CLARK COUNTY MOUNTAINS WILL BE ALLOWED TO EXPIRE AS OF 4 PM
THIS AFTERNOON.

$$

CAZ519-521-230800-
/O.UPG.KVEF.WS.A.0005.080224T0200Z-080225T0600Z/
/O.NEW.KVEF.WS.W.0005.080224T0200Z-080225T0600Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY
354 PM PST FRI FEB 22 2008

...WINTER STORM WARNING IN EFFECT FROM 6 PM SATURDAY TO 10 PM PST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 6 PM SATURDAY TO 10 PM
PST SUNDAY FOR THE ELEVATIONS ABOVE 6500 FEET OVER THE EASTERN
SIERRA SLOPES AND THE WHITE MOUNTAINS OF INYO COUNTY. THE WINTER
STORM WATCH IS NO LONGER IN EFFECT.

A STRONG PACIFIC STORM IS FORECAST TO BRING HEAVY SNOW AND
HIGH WINDS TO THE INYO COUNTY MOUNTAINS SATURDAY EVENING THROUGH
SUNDAY. SNOWFALL ACCUMULATIONS OF UP TO 12 INCHES ARE EXPECTED
ABOVE THE 6500 FOOT LEVEL...WHILE ACCUMULATIONS OF BETWEEN 20 AND
30 INCHES ARE POSSIBLE AT THE 8000 FOOT LEVEL BY SUNDAY EVENING.

IN ADDITION TO THE SNOW...STRONG AND GUSTY WINDS ARE EXPECTED
OVER THE AREA WITH GUSTS TO OVER 70 MPH POSSIBLE ACROSS THE CREST.
AREAS OF BLOWING AND DRIFTING SNOW ARE LIKELY WITH NEAR WHITE OUT
CONDITIONS POSSIBLE AS THIS STORM CROSSES THE AREA.

A WINTER STORM WARNING MEANS THAT HAZARDOUS WINTER WEATHER IS
EXPECTED TO DEVELOP OR IS OCCURRING. GUSTY WINDS WILL CAUSE
BLOWING AND DRIFTING SNOW WHICH WILL MAKE TRAVEL DIFFICULT.

$$

NVZ015-230200-
/O.CON.KVEF.SN.Y.0008.000000T0000Z-080223T0200Z/
LINCOLN COUNTY-
INCLUDING THE CITIES OF...CALIENTE...PIOCHE...PANACA...HIKO...
ALAMO...RACHEL
354 PM PST FRI FEB 22 2008

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS AFTERNOON
FOR LINCOLN COUNTY.

PERIODS OF SNOW WILL CONTINUE ACROSS MUCH OF LINCOLN COUNTY...
ESPECIALLY NORTH OF THE PIOCHE AREA FOR THE REMAINDER OF THIS
AFTERNOON. ADDITIONAL SNOW ACCUMULATIONS OF BETWEEN 1 AND 2 INCHES
MAY BE SEEN OVER THE NEXT TWO HOURS. IN ADDITION TO THE SNOW...
ISOLATED THUNDERSTORMS MAY BE SEEN WHICH COULD PRODUCE BRIEF BUT
HEAVY SNOW BURSTS OVER THE AREA.

A SNOW ADVISORY IS ISSUED WHEN SNOW IS EXPECTED TO DEVELOP...BUT
ONLY ENOUGH TO CAUSE MINOR INCONVENIENCES SUCH AS TRAVEL DELAYS.

$$
10 follow-up statements
000 
WWUS45 KVEF 230206
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
606 PM PST FRI FEB 22 2008

EXTENDED SNOW ADVISORY FOR LINCOLN COUNTY UNTIL 9 PM PST THIS
EVENING

CAZ519-521-230515-
/O.CON.KVEF.WS.W.0005.080224T0200Z-080225T0600Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY
606 PM PST FRI FEB 22 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM SATURDAY TO
10 PM PST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM SATURDAY TO
10 PM PST SUNDAY. 

A STRONG PACIFIC STORM IS FORECAST TO BRING HEAVY SNOW AND HIGH
WINDS TO THE INYO COUNTY MOUNTAINS SATURDAY EVENING THROUGH
SUNDAY. SNOWFALL ACCUMULATIONS OF UP TO 12 INCHES ARE EXPECTED
ABOVE THE 6500 FOOT LEVEL...WHILE ACCUMULATIONS OF BETWEEN 20 AND
30 INCHES ARE POSSIBLE AT THE 8000 FOOT LEVEL BY SUNDAY EVENING.

IN ADDITION TO THE SNOW...STRONG AND GUSTY WINDS ARE EXPECTED
OVER THE AREA WITH GUSTS TO OVER 70 MPH POSSIBLE ACROSS THE
CREST. AREAS OF BLOWING AND DRIFTING SNOW ARE LIKELY WITH NEAR
WHITE OUT CONDITIONS POSSIBLE AS THIS STORM CROSSES THE AREA.

A WINTER STORM WARNING MEANS THAT HAZARDOUS WINTER WEATHER IS
EXPECTED TO DEVELOP OR IS OCCURRING. GUSTY WINDS WILL CAUSE
BLOWING AND DRIFTING SNOW WHICH WILL MAKE TRAVEL DIFFICULT.

$$

NVZ015-230500-
/O.EXT.KVEF.SN.Y.0008.000000T0000Z-080223T0500Z/
LINCOLN COUNTY-
INCLUDING THE CITIES OF...CALIENTE...PIOCHE...PANACA...HIKO...
ALAMO...RACHEL
606 PM PST FRI FEB 22 2008

...SNOW ADVISORY NOW IN EFFECT UNTIL 9 PM PST THIS EVENING...

THE SNOW ADVISORY HAS BEEN EXTENDED FOR LINCOLN COUNTY AND IS NOW
IN EFFECT UNTIL 9 PM PST THIS EVENING.

PERIODS OF SNOW ABOVE 6000 FEET WILL CONTINUE ACROSS MUCH OF
LINCOLN COUNTY THROUGH THE EVENING HOURS...ESPECIALLY NORTH OF
PIOCHE ALONG HIGHWAY 93. ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 5
INCHES MAY BE SEEN OVER THE NEXT THREE HOURS.

A SNOW ADVISORY IS ISSUED WHEN SNOW IS EXPECTED TO DEVELOP...BUT
ONLY ENOUGH TO CAUSE MINOR INCONVENIENCES SUCH AS TRAVEL DELAYS.

$$

PIERCE
000 
WWUS45 KVEF 230511
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
911 PM PST FRI FEB 22 2008

EXTENDED SNOW ADVISORY FOR LINCOLN COUNTY UNTIL 9 PM PST THIS
EVENING

NVZ015-230615-
/O.EXP.KVEF.SN.Y.0008.000000T0000Z-080223T0500Z/
LINCOLN COUNTY-
INCLUDING THE CITIES OF...CALIENTE...PIOCHE...PANACA...HIKO...
ALAMO...RACHEL
911 PM PST FRI FEB 22 2008

...SNOW ADVISORY HAS EXPIRED...

THE SNOW ADVISORY IS NO LONGER IN EFFECT FOR LINCOLN COUNTY. 

SNOW SHOWERS OVER LINCOLN COUNTY WILL CONTINUE TO DECREASE LATE
THIS EVENING WITH ISOLATED LIGHT SNOW SHOWERS CONTINUING OVERNIGHT.
ANY ADDITIONAL ACCUMULATIONS WILL BE 1 OR 2 INCHES.

$$

CAZ519-521-231300-
/O.CON.KVEF.WS.W.0005.080224T0200Z-080225T0600Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY
911 PM PST FRI FEB 22 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM SATURDAY TO
10 PM PST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM SATURDAY TO
10 PM PST SUNDAY. 

A STRONG PACIFIC STORM IS FORECAST TO BRING HEAVY SNOW AND HIGH
WINDS TO THE INYO COUNTY MOUNTAINS SATURDAY EVENING THROUGH
SUNDAY. SNOWFALL ACCUMULATIONS OF UP TO 12 INCHES ARE EXPECTED
ABOVE THE 6500 FOOT LEVEL...WHILE ACCUMULATIONS OF BETWEEN 20 AND
30 INCHES ARE POSSIBLE AT THE 8000 FOOT LEVEL BY SUNDAY EVENING.

IN ADDITION TO THE SNOW...STRONG AND GUSTY WINDS ARE EXPECTED
OVER THE AREA WITH GUSTS TO OVER 70 MPH POSSIBLE ACROSS THE
CREST. AREAS OF BLOWING AND DRIFTING SNOW ARE LIKELY WITH NEAR
WHITE OUT CONDITIONS POSSIBLE AS THIS STORM CROSSES THE AREA.

A WINTER STORM WARNING MEANS THAT HAZARDOUS WINTER WEATHER IS
EXPECTED TO DEVELOP OR IS OCCURRING. GUSTY WINDS WILL CAUSE
BLOWING AND DRIFTING SNOW WHICH WILL MAKE TRAVEL DIFFICULT.

$$
000 
WWUS45 KVEF 231213
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
413 AM PST SAT FEB 23 2008

CAZ519-521-231800-
/O.CON.KVEF.WS.W.0005.080224T0200Z-080225T0600Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY
413 AM PST SAT FEB 23 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 10 PM PST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 10 PM PST SUNDAY FOR THE EAST SLOPES OF THE SOUTHERN SIERRA AND
WHITE MOUNTAINS OF INYO COUNTY.

A STRONG PACIFIC STORM IS FORECAST TO BRING HEAVY SNOW AND HIGH
WINDS TO THE INYO COUNTY MOUNTAINS SATURDAY EVENING THROUGH
SUNDAY. SNOWFALL ACCUMULATIONS OF UP TO 12 INCHES ARE EXPECTED
ABOVE THE 6500 FOOT LEVEL...WHILE ACCUMULATIONS OF BETWEEN 20 AND
30 INCHES ARE POSSIBLE AT THE 8000 FOOT LEVEL BY SUNDAY EVENING.

IN ADDITION TO THE SNOW...STRONG AND GUSTY WINDS ARE EXPECTED
OVER THE AREA WITH GUSTS TO OVER 70 MPH POSSIBLE ACROSS THE
CREST. AREAS OF BLOWING AND DRIFTING SNOW ARE LIKELY WITH NEAR
WHITE OUT CONDITIONS POSSIBLE AS THIS STORM CROSSES THE AREA.

A WINTER STORM WARNING MEANS THAT HAZARDOUS WINTER WEATHER IS
EXPECTED TO DEVELOP OR IS OCCURRING. GUSTY WINDS WILL CAUSE
BLOWING AND DRIFTING SNOW WHICH WILL MAKE TRAVEL DIFFICULT.

$$

NVZ018-019-231800-
/O.NEW.KVEF.WS.A.0006.080224T0800Z-080225T0200Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING THE CITY OF...THE TOWN OF MT CHARLESTON
413 AM PST SAT FEB 23 2008

...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY
AFTERNOON ABOVE 7000 FEET...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WINTER
STORM WATCH FOR THE SPRING MOUNTAINS AND SHEEP RANGE ABOVE
7000 FEET...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY
AFTERNOON.

SNOW WILL LIKELY BEGIN TO FALL AT ELEVATIONS ABOVE 7000 FEET IN
THE SPRING MOUNTAINS AND SHEEP RANGE LATE TONIGHT THEN CONTINUE
MUCH OF SUNDAY BEFORE TAPERING OFF TO SNOW SHOWERS. SNOW LEVELS
WILL INITIALLY START AROUND 7000 FEET TONIGHT AS WARM SOUTH WINDS
DEVELOP. SNOW LEVELS WILL LOWER TO AROUND 6000 FEET SUNDAY AS THE
STORM CENTER MOVES OVERHEAD. AN ESTIMATED 8 TO 12 INCHES OF TOTAL
SNOW ACCUMULATIONS COULD FALL ABOVE 7000 FEET. IN ADDITION...
STRONG SOUTHWEST WINDS WILL ACCOMPANY THE STORM AND PRODUCE AREAS
OF BLOWING AND DRIFTING SNOW.

A WINTER STORM WATCH IS ISSUED WHEN CONDITIONS ARE FAVORABLE FOR
HAZARDOUS WINTER WEATHER TO DEVELOP...BUT THE OCCURRENCE IS STILL
UNCERTAIN.

$$

JGA
000 
WWUS45 KVEF 231744
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
944 AM PST SAT FEB 23 2008

CAZ519-521-240000-
/O.CON.KVEF.WS.W.0005.080224T0200Z-080225T0600Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY
944 AM PST SAT FEB 23 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 10 PM PST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 10 PM PST SUNDAY. 

A STRONG PACIFIC STORM OFF THE CALIFORNIA COAST TODAY IS FORECAST
TO BRING HEAVY SNOW AND HIGH WINDS TO THE INYO COUNTY MOUNTAINS
THIS EVENING THROUGH SUNDAY. SNOWFALL ACCUMULATIONS OF UP TO 12
INCHES ARE EXPECTED ABOVE THE 6500 FOOT LEVEL...WHILE
ACCUMULATIONS OF BETWEEN 20 AND 30 INCHES ARE POSSIBLE ABOVE THE
8000 FOOT LEVEL BY SUNDAY EVENING.

IN ADDITION TO THE SNOW...STRONG AND GUSTY WINDS ARE EXPECTED
OVER THE AREA WITH GUSTS TO OVER 70 MPH POSSIBLE ACROSS THE
CREST. AREAS OF BLOWING AND DRIFTING SNOW ARE LIKELY WITH NEAR
WHITE OUT CONDITIONS POSSIBLE AS THIS STORM CROSSES THE AREA.

A WINTER STORM WARNING MEANS THAT HAZARDOUS WINTER WEATHER IS
EXPECTED TO DEVELOP OR IS OCCURRING. GUSTY WINDS WILL CAUSE
BLOWING AND DRIFTING SNOW WHICH WILL MAKE TRAVEL DIFFICULT.

$$

NVZ018-019-240000-
/O.CON.KVEF.WS.A.0006.080224T0800Z-080225T0200Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING THE CITY OF...THE TOWN OF MT CHARLESTON
944 AM PST SAT FEB 23 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SUNDAY AFTERNOON...

A WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SUNDAY AFTERNOON. 

SNOW WILL LIKELY BEGIN TO FALL AT ELEVATIONS ABOVE 7000 FEET IN
THE SPRING MOUNTAINS AND SHEEP RANGE LATE TONIGHT THEN CONTINUE
MUCH OF SUNDAY BEFORE TAPERING OFF TO SNOW SHOWERS. SNOW LEVELS
WILL INITIALLY START AROUND 7500 FEET TONIGHT AS WARM SOUTH WINDS
DEVELOP. SNOW LEVELS WILL LOWER TO AROUND 6000 FEET SUNDAY AS THE
STORM CENTER MOVES OVERHEAD. AN ESTIMATED 8 TO 12 INCHES OF TOTAL
SNOW ACCUMULATIONS COULD FALL ABOVE 7000 FEET. IN ADDITION...
STRONG SOUTHWEST WINDS WILL ACCOMPANY THE STORM AND PRODUCE AREAS
OF BLOWING AND DRIFTING SNOW.

A WINTER STORM WATCH IS ISSUED WHEN CONDITIONS ARE FAVORABLE FOR
HAZARDOUS WINTER WEATHER TO DEVELOP...BUT THE OCCURRENCE IS STILL
UNCERTAIN.

$$
000 
WWUS45 KVEF 232317
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
317 PM PST SAT FEB 23 2008

CAZ519-521-240800-
/O.CON.KVEF.WS.W.0005.080224T0200Z-080225T0600Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY
317 PM PST SAT FEB 23 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 10 PM PST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 10 PM PST SUNDAY. 

A STRONG PACIFIC STORM OFF THE CALIFORNIA COAST TODAY IS FORECAST
TO BRING HEAVY SNOW AND HIGH WINDS TO THE INYO COUNTY MOUNTAINS
THIS EVENING THROUGH SUNDAY. SNOWFALL ACCUMULATIONS AROUND A FOOT 
ARE EXPECTED ABOVE THE 6500 FOOT LEVEL...WHILE ACCUMULATIONS
AROUND 3 FEET ARE POSSIBLE ABOVE THE 8000 FOOT LEVEL BY SUNDAY
EVENING.

IN ADDITION TO THE SNOW...STRONG AND GUSTY WINDS ARE EXPECTED
OVER THE AREA WITH GUSTS TO OVER 50 MPH POSSIBLE ACROSS THE
CREST. AREAS OF BLOWING AND DRIFTING SNOW ARE LIKELY WITH NEAR
WHITE OUT CONDITIONS POSSIBLE AS THIS STORM CROSSES THE AREA.

A WINTER STORM WARNING MEANS THAT HAZARDOUS WINTER WEATHER IS
EXPECTED TO DEVELOP OR IS OCCURRING. GUSTY WINDS WILL CAUSE
BLOWING AND DRIFTING SNOW WHICH WILL MAKE TRAVEL DIFFICULT.

$$

NVZ018-019-240800-
/O.UPG.KVEF.WS.A.0006.080224T0800Z-080225T0200Z/
/O.NEW.KVEF.SN.Y.0009.080224T0800Z-080225T0200Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING THE CITY OF...THE TOWN OF MT CHARLESTON
317 PM PST SAT FEB 23 2008

...SNOW ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM PST
SUNDAY ABOVE 7000 FEET...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM PST
SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

SNOW WILL BEGIN TO FALL AT ELEVATIONS ABOVE 7500 FEET IN THE
SPRING MOUNTAINS AND SHEEP RANGE TONIGHT AND COULD BE HEAVY AT
TIMES LATE TONIGHT AND SUNDAY MORNING BEFORE TAPERING OFF TO SNOW
SHOWERS LATER SUNDAY. SNOW LEVELS WILL INITIALLY START AROUND 7500
FEET TONIGHT AS WARM SOUTH WINDS DEVELOP. SNOW LEVELS WILL LOWER
TO AROUND 6500 FEET SUNDAY AS THE STORM CENTER MOVES OVERHEAD. AN
ESTIMATED 6 TO 9 INCHES OF TOTAL SNOW ACCUMULATIONS COULD FALL
ABOVE 7000 FEET. IN ADDITION... STRONG SOUTHWEST WINDS WILL
ACCOMPANY THE STORM AND PRODUCE AREAS OF BLOWING AND DRIFTING
SNOW.

A SNOW ADVISORY IS ISSUED WHEN SNOW IS EXPECTED TO DEVELOP, BUT
ONLY ENOUGH TO CAUSE MINOR INCONVENIENCES SUCH AS TRAVEL DELAYS.
NO SEVERE WINTER WEATHER IS EXPECTED AT THIS TIME.

$$
000 
WWUS45 KVEF 240648
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1048 PM PST SAT FEB 23 2008

CAZ519-521-241400-
/O.CON.KVEF.WS.W.0005.000000T0000Z-080225T0600Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY
1048 PM PST SAT FEB 23 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST
SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST SUNDAY
FOR THE EAST SLOPE OF THE SOUTHERN SIERRA IN INYO COUNTY.

AS OF 10 PM PST THIS EVENING A TRAINED WEATHER SPOTTER IN
ASPENDELL REPORTED 9 INCHES OF NEW SNOW. SNOW...HEAVY AT TIMES
WILL CONTINUE OVERNIGHT THEN TAPER OFF TO SCATTERED SNOW SHOWERS
SUNDAY. SNOWFALL ACCUMULATIONS OF ONE TO TWO FOOT ARE EXPECTED
ABOVE THE 6500 FOOT LEVEL.

IN ADDITION TO THE SNOW...STRONG AND GUSTY WINDS ARE EXPECTED
OVER THE AREA WITH GUSTS TO OVER 50 MPH POSSIBLE ACROSS THE CREST.
AREAS OF BLOWING AND DRIFTING SNOW ARE LIKELY WITH NEAR WHITE OUT
CONDITIONS POSSIBLE AS THIS STORM CROSSES THE AREA.

A WINTER STORM WARNING MEANS THAT HAZARDOUS WINTER WEATHER IS
EXPECTED TO DEVELOP OR IS OCCURRING. GUSTY WINDS WILL CAUSE
BLOWING AND DRIFTING SNOW WHICH WILL MAKE TRAVEL DIFFICULT.

$$

NVZ018-019-241400-
/O.CON.KVEF.SN.Y.0009.080224T0800Z-080225T0200Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING THE CITY OF...THE TOWN OF MT CHARLESTON
1048 PM PST SAT FEB 23 2008

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST SUNDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST SUNDAY FOR THE
SPRING MOUNTAINS AND SHEEP RANGE.

LIGHT SNOW HAS STARTED TO FALL IN THE SPRING MOUNTAINS AND SHEEP
RANGE OF SOUTHERN NEVADA. PERIODS OF SNOW WILL CONTINUE TONIGHT
AND THE SNOW MAY COME HEAVY AT TIMES LATE TONIGHT AND SUNDAY
MORNING BEFORE TAPERING OFF TO SNOW SHOWERS LATER SUNDAY. SNOW
LEVELS WILL INITIALLY START AROUND 7500 FEET TONIGHT AS WARM SOUTH
WINDS DEVELOP. SNOW LEVELS WILL LOWER TO AROUND 6500 FEET SUNDAY
AS THE STORM CENTER MOVES OVERHEAD. AN ESTIMATED 6 TO 9 INCHES OF
TOTAL SNOW ACCUMULATIONS COULD FALL ABOVE 7000 FEET. IN
ADDITION... STRONG SOUTHWEST WINDS WILL ACCOMPANY THE STORM AND
PRODUCE AREAS OF BLOWING AND DRIFTING SNOW.

A SNOW ADVISORY IS ISSUED WHEN SNOW IS EXPECTED TO DEVELOP... BUT
ONLY ENOUGH TO CAUSE MINOR INCONVENIENCES SUCH AS TRAVEL DELAYS.
NO SEVERE WINTER WEATHER IS EXPECTED AT THIS TIME.

$$

PIERCE
000 
WWUS45 KVEF 241221
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
421 AM PST SUN FEB 24 2008

CAZ519-521-241900-
/O.CON.KVEF.WS.W.0005.000000T0000Z-080225T0600Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY
421 AM PST SUN FEB 24 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING FOR THE EAST SLOPES OF THE SOUTHERN SIERRA AND WHITE
MOUNTAINS OF INYO COUNTY.

SNOW...HEAVY AT TIMES WILL CONTINUE TODAY THEN TAPER OFF TO
SCATTERED SNOW SHOWERS LATER THIS AFTERNOON. TOTAL SNOWFALL
ACCUMULATIONS OF ONE TO TWO FOOT ARE EXPECTED ABOVE THE
6500 FOOT LEVEL.

IN ADDITION TO THE SNOW...STRONG AND GUSTY WINDS ARE EXPECTED
OVER THE AREA WITH GUSTS TO OVER 70 MPH POSSIBLE ACROSS THE
CREST. AREAS OF BLOWING AND DRIFTING SNOW ARE LIKELY WITH NEAR
WHITE OUT CONDITIONS POSSIBLE AS THIS STORM CROSSES THE AREA.
THERE IS ALSO POTENTIAL FOR STRONG DOWNSLOPE WINDS WITH GUSTS
OVER 70 MPH THIS EVENING AS SNOW TAPERS OFF AND THE SYSTEM BEGINS
TO EXIT.

A WINTER STORM WARNING MEANS THAT HAZARDOUS WINTER WEATHER IS
EXPECTED TO DEVELOP OR IS OCCURRING. GUSTY WINDS WILL CAUSE
BLOWING AND DRIFTING SNOW WHICH WILL MAKE TRAVEL DIFFICULT.

$$

NVZ015-241900-
/O.EXB.KVEF.SN.Y.0009.000000T0000Z-080225T0300Z/
LINCOLN COUNTY-
INCLUDING THE CITIES OF...CALIENTE...PIOCHE...PANACA...HIKO...
ALAMO...RACHEL
421 AM PST SUN FEB 24 2008

...SNOW ADVISORY IN EFFECT UNTIL 7 PM PST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A SNOW
ADVISORY FOR LINCOLN COUNTY ABOVE 6000 FEET...WHICH IS IN EFFECT
UNTIL 7 PM PST THIS EVENING.

PERIODS OF SNOW ABOVE 6000 FEET ACROSS LINCOLN COUNTY THIS MORNING
WILL BE FOLLOWED BY NUMEROUS SNOW SHOWERS AND POSSIBLY ISOLATED
THUNDERSTORMS THIS AFTERNOON THROUGH EARLY EVENING. SNOW SHOWERS
SHOULD TAPER OFF EARLY THIS EVENING. TOTAL SNOW ACCUMULATIONS OF
3 TO 6 INCHES ARE POSSIBLE ABOVE 6000 FEET. IN ADDITION...GUSTY
SOUTH TO SOUTHWEST WILL COMBINE WITH THE SNOW AND PRODUCE AREAS OF
BLOWING AND DRIFTING SNOW...ESPECIALLY OVER MOUNTAIN PASSES.

A SNOW ADVISORY IS ISSUED WHEN SNOW IS EXPECTED TO DEVELOP... BUT
ONLY ENOUGH TO CAUSE MINOR INCONVENIENCES SUCH AS TRAVEL DELAYS.
NO SEVERE WINTER WEATHER IS EXPECTED AT THIS TIME.

$$

NVZ018-019-241900-
/O.CON.KVEF.SN.Y.0009.000000T0000Z-080225T0200Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING THE CITY OF...THE TOWN OF MT CHARLESTON
421 AM PST SUN FEB 24 2008

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS AFTERNOON
FOR THE SPRING MOUNTAINS ABOVE 7000 FEET.

PERIODS OF SNOW WILL CONTINUE THIS MORNING AND BECOME HEAVY AT
TIMES BEFORE TAPERING OFF TO SNOW SHOWERS LATER THIS AFTERNOON.
SNOW LEVELS WILL INITIALLY START AROUND 7500 FEET EARLY THIS
MORNING WITH WARM SOUTH WINDS. SNOW LEVELS WILL LOWER TO AROUND
6500 FEET DURING THE DAY SUNDAY AS THE STORM CENTER MOVES
OVERHEAD. AN ESTIMATED 6 TO 9 INCHES OF TOTAL SNOW ACCUMULATIONS
COULD FALL ABOVE 7000 FEET. IN ADDITION... STRONG SOUTHWEST WINDS
WILL ACCOMPANY THE STORM AND PRODUCE AREAS OF BLOWING AND DRIFTING
SNOW.

A SNOW ADVISORY IS ISSUED WHEN SNOW IS EXPECTED TO DEVELOP... BUT
ONLY ENOUGH TO CAUSE MINOR INCONVENIENCES SUCH AS TRAVEL DELAYS.
NO SEVERE WINTER WEATHER IS EXPECTED AT THIS TIME.

$$

JGA
000 
WWUS45 KVEF 241854
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1054 AM PST SUN FEB 24 2008

CAZ519-521-250200-
/O.CON.KVEF.WS.W.0005.000000T0000Z-080225T0600Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY
1054 AM PST SUN FEB 24 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

SNOW...HEAVY AT TIMES WILL CONTINUE TODAY THEN TAPER OFF TO
SCATTERED SNOW SHOWERS LATER THIS AFTERNOON. TOTAL SNOWFALL
ACCUMULATIONS OF ONE TO THREE FEET ARE EXPECTED ABOVE THE 6500
FOOT LEVEL.

SNOWFALL SO FAR AT ASPENDELL AS OF 1045 AM THIS MORNING WAS
ESTIMATED AT ABOUT 18 INCHES.

IN ADDITION TO THE SNOW...STRONG AND GUSTY WINDS ARE EXPECTED
OVER THE AREA WITH GUSTS TO OVER 70 MPH POSSIBLE ACROSS THE
CREST. AREAS OF BLOWING AND DRIFTING SNOW ARE LIKELY WITH NEAR
WHITE OUT CONDITIONS POSSIBLE AS THIS STORM CROSSES THE AREA.
THERE IS ALSO POTENTIAL FOR STRONG DOWNSLOPE WINDS WITH GUSTS
OVER 70 MPH THIS EVENING AS SNOW TAPERS OFF AND THE SYSTEM BEGINS
TO EXIT.

A WINTER STORM WARNING MEANS THAT HAZARDOUS WINTER WEATHER IS
EXPECTED TO DEVELOP OR IS OCCURRING. GUSTY WINDS WILL CAUSE
BLOWING AND DRIFTING SNOW WHICH WILL MAKE TRAVEL DIFFICULT.

$$

NVZ018-019-250200-
/O.CON.KVEF.SN.Y.0009.000000T0000Z-080225T0200Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING THE CITY OF...THE TOWN OF MT CHARLESTON
1054 AM PST SUN FEB 24 2008

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS AFTERNOON. 

SNOW WILL CONTINUE TODAY AND MAY BE HEAVY AT TIMES BEFORE TAPERING
OFF TO SNOW SHOWERS LATER THIS AFTERNOON. SNOW LEVELS WILL LOWER
TO AROUND 6500 FEET DURING THE DAY AS THE STORM CENTER MOVES
OVERHEAD. SNOWFALL AT THE TOWN OF MT. CHARLESTON WAS ABOUT AN INCH
AS OF 1030 AM THIS MORNING AND AN ESTIMATED 6 TO 9 INCHES OF TOTAL
SNOW ACCUMULATIONS COULD FALL ABOVE 7000 FEET. IN ADDITION...
STRONG SOUTHWEST WINDS WILL ACCOMPANY THE STORM AND PRODUCE AREAS
OF BLOWING AND DRIFTING SNOW.

A SNOW ADVISORY IS ISSUED WHEN SNOW IS EXPECTED TO DEVELOP... BUT
ONLY ENOUGH TO CAUSE MINOR INCONVENIENCES SUCH AS TRAVEL DELAYS.
NO SEVERE WINTER WEATHER IS EXPECTED AT THIS TIME.

$$

NVZ015-250200-
/O.CON.KVEF.SN.Y.0009.000000T0000Z-080225T0300Z/
LINCOLN COUNTY-
INCLUDING THE CITIES OF...CALIENTE...PIOCHE...PANACA...HIKO...
ALAMO...RACHEL
1054 AM PST SUN FEB 24 2008

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING. 

SNOW SHOWERS AND POSSIBLY ISOLATED THUNDERSTORMS ARE EXPECTED
THROUGH EARLY EVENING ABOVE 5500 FEET ACROSS LINCOLN COUNTY.
SNOW SHOWERS SHOULD TAPER OFF EARLY THIS EVENING. TOTAL SNOW
ACCUMULATIONS OF 3 TO 6 INCHES ARE POSSIBLE ABOVE 5500 FEET. IN
ADDITION...GUSTY SOUTH TO SOUTHWEST WILL COMBINE WITH THE SNOW AND
PRODUCE AREAS OF BLOWING AND DRIFTING SNOW...ESPECIALLY OVER
MOUNTAIN PASSES.

A SNOW ADVISORY IS ISSUED WHEN SNOW IS EXPECTED TO DEVELOP... BUT
ONLY ENOUGH TO CAUSE MINOR INCONVENIENCES SUCH AS TRAVEL DELAYS.
NO SEVERE WINTER WEATHER IS EXPECTED AT THIS TIME.

$$
000 
WWUS45 KVEF 242330
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
330 PM PST SUN FEB 24 2008

NVZ018-019-250030-
/O.CAN.KVEF.SN.Y.0009.000000T0000Z-080225T0200Z/
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-
INCLUDING THE CITY OF...THE TOWN OF MT CHARLESTON
330 PM PST SUN FEB 24 2008

...SNOW ADVISORY IS CANCELLED...

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

SNOWFALL AT THE TOWN OF MT. CHARLESTON WAS ESTIMATED AT ABOUT AN
INCH LATE THIS MORNING. DURING THE AFTERNOON ONLY VERY LIGHT SNOW
WAS REPORTED AND IT WAS MELTING AS IT FELL. WHILE VERY ISOLATED
SNOWFALL OF AN INCH OF TWO IS POSSIBLE EARLY THIS EVENING...THE
THREAT OF SIGNIFICANT SNOWFALL HAS ENDED. 

$$

NVZ015-250030-
/O.CAN.KVEF.SN.Y.0009.000000T0000Z-080225T0300Z/
LINCOLN COUNTY-
INCLUDING THE CITIES OF...CALIENTE...PIOCHE...PANACA...HIKO...
ALAMO...RACHEL
330 PM PST SUN FEB 24 2008

...SNOW ADVISORY IS CANCELLED...

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

THERE WERE NO REPORTS OF SNOWFALL ACROSS LINCOLN COUNTY SINCE LATE
THIS MORNING AND TEMPERATURES WERE WELL ABOVE FREEZING IN MOST
AREAS LATE THIS AFTERNOON. A FEW SNOW SHOWERS COULD STILL PRODUCE
AND INCH OR TWO OF SNOW INTO THE EVENING BUT THE THREAT OF
SIGNIFICANT SNOWFALL NO LONGER EXISTS.

$$

CAZ519-521-250600-
/O.CON.KVEF.WS.W.0005.000000T0000Z-080225T0600Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY
330 PM PST SUN FEB 24 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE INTO THE EVENING HOURS BEFORE
TAPERING OFF LATER THIS EVENING. TOTAL STORM SNOWFALL
ACCUMULATIONS OF ONE TO THREE FEET ARE EXPECTED ABOVE THE 6500
FOOT LEVEL.

IN ADDITION TO THE SNOW...STRONG AND GUSTY WINDS ARE EXPECTED
OVER THE AREA WITH GUSTS TO OVER 70 MPH POSSIBLE ACROSS THE
CREST. AREAS OF BLOWING AND DRIFTING SNOW ARE LIKELY WITH NEAR
WHITE OUT CONDITIONS POSSIBLE AS THIS STORM CROSSES THE AREA.
THERE IS ALSO POTENTIAL FOR STRONG DOWNSLOPE WINDS WITH GUSTS
OVER 70 MPH THIS EVENING AS SNOW TAPERS OFF AND THE SYSTEM BEGINS
TO EXIT.

A WINTER STORM WARNING MEANS THAT HAZARDOUS WINTER WEATHER IS
EXPECTED TO DEVELOP OR IS OCCURRING. GUSTY WINDS WILL CAUSE
BLOWING AND DRIFTING SNOW WHICH WILL MAKE TRAVEL DIFFICULT.

$$
000 
WWUS45 KVEF 250549
WSWVEF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
949 PM PST SUN FEB 24 2008

CAZ519-521-250700-
/O.EXP.KVEF.WS.W.0005.000000T0000Z-080225T0600Z/
EASTERN SIERRA SLOPES-WHITE MOUNTAINS OF INYO COUNTY-
INCLUDING THE CITIES OF...ASPENDELL...MT WHITNEY
949 PM PST SUN FEB 24 2008

...WINTER STORM WARNING WILL EXPIRE AT 10 PM PST THIS EVENING...

THE WINTER STORM WARNING WILL EXPIRE AT 10 PM PST THIS EVENING FOR
THE EAST SLOPE OF THE SOUTHERN SIERRA OF INYO COUNTY.

LIGHT SNOW WAS FALLING IN ASPENDELL AT 830 PM THIS EVENING AND
WILL END AROUND MIDNIGHT AS A LOW PRESSURE SYSTEM MOVES EAST.

THE ASPENDELL WEATHER SPOTTER REPORTED 12 INCHES OF NEW SNOW FROM
THE STORM.

$$

PIERCE

What forecasters said that day

The local office's own words before this winter storm warning 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 winter storm warning went out at Feb 22, 3:22 PM PST, 32 minutes earlier.

Area forecast discussion, Feb 22, 3:22 PM PST, 32 minutes before
AREA FORECAST DISCUSSION...UPDATE
NATIONAL WEATHER SERVICE LAS VEGAS NV
322 PM PST FRI FEB 22 2008

.SYNOPSIS...PACIFIC STORM TO EXIT THE SOUTHERN GREAT BASIN AND
MOJAVE DESERT TONIGHT. HOWEVER A STRONGER PACIFIC STORM WILL
MOVE ACROSS THE AREA...BEGINNING IN THE SOUTHERN SIERRA SATURDAY
AFTERNOON AND THEN THE REST OF THE REGION LATE SATURDAY NIGHT
AND SUNDAY. DRIER AND WARMER WEATHER WILL THEN BE SEEN NEXT WEEK AS
A RIDGE OF HIGH PRESSURE BUILDS OVER THE WESTERN STATES.
&&

.SHORT TERM...SHORTWAVE MOVING ACROSS THE CWA THIS AFTERNOON
RESULTING IN WIDESPREAD SHOWERS AND ISOLATED THUNDERSTORMS ACROSS
MUCH OF THE AREA. LOCALLY HEAVY SHOWERS POSSIBLE WITH THE
THUNDERSTORMS AND ALTHOUGH OVERALL PATTERN IS DRYING WILL CONTINUE
TO KEEP SHOWERS THROUGH MUCH OF THE EVENING. WIDESPREAD SNOW HOWEVER
WILL BE DECREASING...ESPECIALLY LINCOLN COUNTY BY LATE AFTERNOON AND
SNOW OVER THE SPRINGS WILL ALSO BE ON THE DECREASE...THUS WILL ALLOW
SNOW ADVISORIES TO END AT THEIR RESPECTIVE TIMES. SURFACE GRADIENTS
INCREASED THIS AFTERNOON AS THE SHORTWAVE CROSS OVER SAN BERNARDINO
COUNTY RESULTING IN A WIND ADVISORY. THESE WINDS TO BE ON THE
DECREASE BY EARLY EVENING AS THE SYSTEM SHIFTS TO THE EAST. WEAK
SHORTWAVE RIDGE TO BUILD OVER THE CWA LATE TONIGHT INTO EARLY
SATURDAY...HOWEVER THIS TO BE SHORT LIVE AS ADVERTISED STRONGER
STORM TO BEGIN PUSHING INTO THE SOUTHERN SIERRA BY SATURDAY
AFTERNOON. THIS SYSTEM TO THEN CROSS OVER THE CWA SATURDAY NIGHT AND
SUNDAY WITH VERY GOOD AGREEMENT ON TIMING BETWEEN THE NAM/GFS...
ALTHOUGH THE GFS IS SLIGHTLY STRONGER. THIS SYSTEM TO PRODUCE A WIDE
VARIETY OF WEATHER ACROSS THE CWA AS IT SHIFTS ACROSS. SNOW TO BEGIN
OVER THE SOUTHERN SIERRA SATURDAY AFTERNOON WITH LOCALLY HEAVY SNOW
SATURDAY NIGHT INTO SUNDAY WITH LOCALLY HEAVY SNOW POSSIBLE OVER THE
SOUTHERN NEVADA MOUNTAINS MAINLY ON SUNDAY...BUT FOR NOW AMOUNTS
GENERALLY LOOK TO BE LESS THAN WARNING LEVELS. HAVE UPGRADED THE
WINTER STORM WATCH FOR THE SOUTHERN SIERRA TO A WARNING WITH
POSSIBLE ADVISORIES LATER FOR THE SOUTHERN NEVADA MOUNTAINS. AT THE
SAME TIME...INCREASED FLOW ALOFT TO POSSIBLY PRODUCE DOWNSLOPE WINDS
ACROSS THE SOUTHERN NEVADA MOUNTAINS SATURDAY NIGHT INTO SUNDAY...
WHILE FLOW ALOFT AND SURFACE GRADIENTS COMBINE FOR POSSIBLE HIGH
WINDS ACROSS AT LEAST THE WESTERN PORTION OF SAN BERNARDINO
SUNDAY...THUS HIGH WIND WATCHES WILL BE ISSUED WITH THIS PACKAGE.
SYSTEM TO SHIFT EAST SUNDAY NIGHT WITH IMPROVING CONDITIONS FROM THE
WEST AS FLOW ALOFT TURNS TO A DRIER NORTHWEST DIRECTION. UNDER THE
UNSETTLE WEATHER PATTERN...HAVE KEPT DAYTIME TEMPS BELOW MOS
GUIDANCE WITH CLOUDS/SHOWERS...ESPECIALLY ON SUNDAY.
&&

.LONG TERM...NOT TOO MUCH GOING ON IN THE LONG TERM WITH THE
EXCEPTION OF THE POTENTIAL FOR GUSTY WINDS TUESDAY DOWN THE COLORADO
RIVER. STILL THE POTENTIAL FOR RESIDUAL PRECIPITATION MONDAY MORNING
FROM THE SUNDAY STORM SYSTEM BUT NOT ENOUGH TO MENTION IN THE TEXT
PRODUCTS. RIDGE BUILDING OVER THE AREA FOR MOST OF THE WEEK. A WAVE
WILL BE RIDING DOWN THE BACK SIDE OF THE RIDGE AND MOST OF ITS
ASSOCIATED ENERGY/DYNAMICS WILL BE NORTHEAST OF THE AREA. IT WILL
DRAG A WEAK FRONT THROUGH THE AREA EARLY TUESDAY MORNING AND AS IS
USUAL IN THIS SITUATION THE PRESSURE GRADIENT BEHIND IT STRENGTHENS
IN SOUTHERN NEVADA SETTING UP THE POTENTIAL FOR BREEZY OR GREATER
WINDS DOWN THE COLORADO RIVER VALLEY. ASIDE FROM THIS THE NEXT
SYSTEM LOOKS TO BE THURSDAY WITH SOME MODEL DISAGREEMENT ON ITS
TRACK. GFS BRINGS IN IN SIMILAR TO TUESDAYS WHILE ECMWF BRINGS IT
DOWN THE COAST. OF GFS PROVES RIGHT WE COULD AGAIN HAVE BREEZY WINDS
THURSDAY. FOR NOW HAVE LEFT IT DRY AND NO WINDS THEN. TEMPERATURES
WILL RISE UP TO NEAR OR ABOVE 70 LATE IN THE WEEK FOR LAS VEGAS.
&&

.AVIATION...FOR MCCARRAN...THE BLUSTERY CONDITIONS WILL PERSIST
THROUGH AROUND 06Z THIS EVENING ALONG WITH THE PASSING RAIN SHOWERS.
THERE IS A SLIGHT CHANCE FOR THUNDERSTORMS TO MOVE IN FROM THE WEST
THIS EVENING AND HENCE PUT THIS IN THE 00Z TAF ALONG WITH TEMPORARY
LOW CIGS/VIS IF THEY DO. WINDS SHOULD STAY SOUTH TO SOUTHWEST
THROUGH THE NIGHT. SATURDAY WILL SEE LITTLE CLOUD COVER AND LIGHT
WINDS THAT IN THE AFTERNOON WILL BE EASTERLY BUT EXPECT TO BE UNDER
10 KNOTS. NEXT SYSTEM TO BRING A CHANCE FOR RAIN AND STRONG WINDS
WILL BE SUNDAY.

FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST
CALIFORNIA...WIDESPREAD RAIN AND MOUNTAIN/HIGH ELEVATION SNOWS AND
SOME VERY WIDELY SCATTERED THUNDERSTORMS THROUGH LATE THIS EVENING.
WESTERN SAN BERNARDINO COUNTY WILL SEE STRONG WEST WINDS THIS
EVENING WITH GUSTS UP TO 45 KNOTS POSSIBLE. MOUNTAIN AREAS ABOVE
3500 FT WILL LIKELY BE OBSCURED THIS EVENING AND WITH THE STRONG
WESTERLY WINDS ALOFT TURBULENT AS WELL. CLEARING WILL OCCUR FROM
WEST TO EAST TONIGHT AS A RIDGE BUILDS IN FOR SATURDAY TO BRING
LIGHT WIDES MOSTLY CLEAR SKIES. THE NEXT STORM IS EXPECTED ON SUNDAY
AND INTO EARLY MONDAY.
&&

.VEF WATCHES/WARNINGS/ADVISORIES...
NV...SNOW ADVISORY WILL EXPIRE AT 4 PM PST THIS AFTERNOON FOR
     NVZ018-019.
     SNOW ADVISORY UNTIL 6 PM PST THIS AFTERNOON FOR NVZ015.
     HIGH WIND WATCH FOR SATURDAY NIGHT THROUGH SUNDAY MORNING
     FOR ZONES 518>520.
AZ...NONE.
CA...WIND ADVISORY UNTIL 7 PM PST THIS EVENING FOR CAZ523>525.
     WINTER STORM WARNING FROM SATURDAY EVENING THROUGH SUNDAY
     EVENING FOR CAZ519-521.
     HIGH WIND WATCH FOR SUNDAY FOR CAZ523.

&&

JENSEN/JACQUES

HTTP://WEATHER.GOV/LASVEGAS
Hazardous weather outlook, Feb 22, 5:37 AM PST, 10 hours 17 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LAS VEGAS NV
537 AM PST FRI FEB 22 2008

AZZ001>003-036-CAZ519>527-NVZ014>022-230800-
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-
537 AM PST FRI FEB 22 2008 /637 AM MST FRI FEB 22 2008/

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

.DAY ONE...TODAY AND TONIGHT

A PACIFIC STORM MOVING ACROSS THE REGION TODAY WILL PRODUCE
NUMEROUS SNOW SHOWERS ABOVE 5000 FEET ACROSS LINCOLN COUNTY AND
THE SOUTHERN NEVADA MOUNTAINS. THIS WILL PRODUCE ADVERSE DRIVING
CONDITIONS ON SOME ROADS ABOVE 5000 FEET. A SNOW ADVISORY IS IN
EFFECT THROUGH THIS AFTERNOON FOR THESE AREAS. SCATTERED TO
NUMEROUS RAIN SHOWERS CAN BE EXPECTED ELSEWHERE. THE SYSTEM WILL
MOVE EAST OF THE REGION TONIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A STRONGER PACIFIC STORM WILL IMPACT THE REGION LATE SATURDAY
THROUGH SUNDAY. HEAVY SNOW AND HIGH WINDS ARE EXPECTED IN THE
SOUTHERN SIERRA SATURDAY NIGHT AND SUNDAY. A WINTER STORM WATCH IS
IN EFFECT FOR THE SOUTHERN SIERRA AND WHITE MOUNTAINS OF INYO
COUNTY. STRONG SOUTHWEST WINDS MAY BE WIDESPREAD ACROSS THE
ENTIRE REGION SUNDAY. SIGNIFICANT SNOW ACCUMULATIONS ARE ALSO
POSSIBLE IN THE SOUTHERN NEVADA MOUNTAINS AND LIGHT TO MODERATE
RAIN WILL SPREAD ACROSS THE DESERTS. DRY AND WARMER WEATHER WILL
DEVELOP EARLY NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...

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

JGA

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 6:12 PM PSTHeavy Snow WarningVEFInyo10 hr
Feb 22, 4:09 AM PSTWinter Storm WatchVEFInyo12 hr
Feb 22, 1:24 PM PSTWind AdvisoryVEFSan Bernardino6 hr

Nearby

Winter Storm Warnings in California, 2008Every winter storm warning 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.