Alert archive / California / Winter Storm Warnings in 2009

Winter Storm Warning 7, NWS Reno, NV

December 6, 20098 counties in California; 7 counties in Nevada

NWS Reno, NV issued this winter storm warning at Dec 6, 2009, 4:09 AM PST for 8 counties in California; 7 counties in Nevada. It took effect at Dec 6, 2009, 4:00 PM PST. It was in force for 27 hr. 60 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 6, 2009, 4:09 AM PST (12:09 UTC)
In effect from
Dec 6, 2009, 4:00 PM PST
Expired
Dec 7, 2009, 7:00 PM PST
In force
27 hr
Issued by
NWS Reno, NV

Counties Alpine County, CA, El Dorado County, CA, Lassen County, CA, Mono County, CA, Nevada County, CA, Placer County, CA, Plumas County, CA, Sierra County, CA, Churchill County, NV, Douglas County, NV, Lyon County, NV, Mineral County, NV, Pershing County, NV, Storey County, NV, Washoe County, NV

The radar

The Reno radar (KRGX), 48 km from the middle of the area, began a volume at 12:12 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.

What was reported inside it

TimeReportWhereRemark
Dec 6, 4:13 PM PSTSNOW 1Fernley, NVCURRENT SNOWFALL TOTAL AS OF 4PM.
Dec 6, 4:31 PM PSTSNOW 31 E Sloat, CASNOW BEGAN AROUND 900AM. 3 INCHES MEASURED AT ELEVATION 4200 FEET.
Dec 6, 5:04 PM PSTSNOW 2Glenbrook, NVCURRENT SNOWFALL TOTAL AS OF 5PM.
Dec 6, 5:11 PM PSTSNOW 3Susanville, CACURRENT SNOWFALL TOTAL AS OF 5PM.
Dec 6, 5:14 PM PSTSNOW 3Tahoe City, CACURRENT SNOWFALL TOTAL AS OF 5PM AT THE USCG STATION LAKE TAHOE.
Dec 6, 5:36 PM PSTSNOW 45 W Beckwourth, CA4 INCHES OF SNOW MEASURED AT 5000 FT ELEVATION. SNOW BEGAN AROUND 930AM.
Dec 6, 5:57 PM PSTSNOW 1.51 Se Fallon, NV
Dec 6, 6:10 PM PSTSNOW 7Hobart Mills, CASNOWFALL TOTAL AS 6PM.
Dec 6, 6:27 PM PSTSNOW 5Loyalton, CACURRENT SNOWFALL TOTAL AS OF 630PM.
Dec 6, 7:22 PM PSTSNOW 3.53 Ne Fernley, NVCURRENT SNOWFALL TOTAL AS OF 700PM AT 4070 FEET.
Dec 6, 7:39 PM PSTSNOW 3Silver Springs, NVSNOWFALL TOTAL FROM 5PM TO 730PM AND STILL SNOWING HEAVILY.
Dec 6, 7:44 PM PSTSNOW 215 Nnw Reno, NVCURRENT SNOWFALL TOTAL AS OF 730PM IN THE COLD SPRINGS AREA NORTH OF RENO NV.
Dec 6, 9:30 PM PSTSNOW 4.5Silver Springs, NVSNOWFALL TOTAL AS OF 930 PM. STILL SNOWING.
Dec 6, 9:50 PM PSTSNOW 41 Ne Cold Springs Valle, NVSO FAR. SNOWING MODERATELY.
Dec 6, 10:00 PM PSTSNOW 4.76 Nnw Stead, NVIN RANCHO HAVEN SUBDIVISION.
Dec 7, 1:00 AM PSTSNOW 4Grass Valley, CASNOW FALLING AT APPROX. ONE HALF INCH PER HOUR.
Dec 7, 2:00 AM PSTSNOW 0Roseville, CASNOW FALLING - TRACE AMOUNT ACCUMULATED.
Dec 7, 2:31 AM PSTHEAVY SNOW 4Se Fallon, NVSO FAR. STILL SNOWING LIGHTLY.
Dec 7, 3:00 AM PSTHEAVY SNOW 4.51 Se Fallon, NVSTILL SNOWING
Dec 7, 3:01 AM PSTHEAVY SNOW 74 Ssw Reno, NVAT 5000 FEET.
Dec 7, 3:15 AM PSTSNOW 0Lincoln, CAMIX OF RAIN AND SNOW. NO ACCUMULATION.
Dec 7, 3:37 AM PSTHEAVY SNOW 12Mount Rose Ski Area, NV10-12 INCHES SO FAR.
Dec 7, 3:50 AM PSTHEAVY SNOW 4.51 E Spanish Springs, NVIN WINGFIELD SPRINGS.
Dec 7, 3:50 AM PSTHEAVY SNOW 64 E Verdi, NVIN SOMERSETT AREA OF NORTHWEST RENO.
Dec 7, 3:50 AM PSTHEAVY SNOW 68 Ssw Reno, NVAT GALENA HIGH SCHOOL.
Dec 7, 3:55 AM PSTHEAVY SNOW 87 Nw Reno, NV6-8 INCHES AT BEAUMONT PARKWAY AND HEATHERWOOD DRIVE IN NORTHWEST RENO.
Dec 7, 3:55 AM PSTHEAVY SNOW 122 N Washoe City, NVAT BOWERS MANSION.
Dec 7, 3:56 AM PSTHEAVY SNOW 65 N Reno, NVAT THE NWS OFFICE ON RAGGIO PKWY
Dec 7, 4:02 AM PSTHEAVY SNOW 118 Nnw Stead, NV9-11 INCHES SO FAR IN THE RANCHO HAVEN SUBDIVISION.
Dec 7, 4:05 AM PSTHEAVY SNOW 145 N Alpine Meadows, CASTORM TOTAL SNOWFALL AS OF 405 AM. 6 INCHES OF THAT FELL BETWEEN 1 AM AND 4 AM. STILL SNOWING HEAVILY. ELEVATION 6050 FT.
Dec 7, 4:12 AM PSTHEAVY SNOW 6Nw Reno, NV6 INCHES AT ROLLAN MELTON ELEMENTARY SCHOOL NEAR THE INTERSECTION OF ROBB DR AND LAS BRISAS BLVD IN NORTHWEST RENO.
Dec 7, 4:16 AM PSTHEAVY SNOW 121 E Washoe City, NVMEASURED ON EAST LAKE BLVD IN WASHOE VALLEY.
Dec 7, 4:30 AM PSTSNOW 6.55 N Reno, NVA TOTAL OF 6.5 INCHES OF SNOWFALL WAS REPORTED AT THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN NORTH RENO.
Dec 7, 4:40 AM PSTSNOW 4.7Reno, NVA TOTAL OF 4.7 INCHES OF SNOWFALL WAS REPORTED AT THE RENO-TAHOE INTERNATIONAL AIRPORT OVERNIGHT.
Dec 7, 5:05 AM PSTSNOW 125 Ese Placerville, CA
Dec 7, 5:06 AM PSTSNOW 8Grass Valley, CA
Dec 7, 5:25 AM PSTSNOW 142 S Applegate, CA
Dec 7, 6:00 AM PSTSNOW 5.5Spanish Springs, NVAN OFF-DUTY NWS EMPLOYEE IN THE SPANISH SPRINGS AREA NORTHEAST OF RENO REPORTED 5.5 INCHES OF SNOWFALL OVERNIGHT.
Dec 7, 6:35 AM PSTSNOW 6Auburn, CA
Dec 7, 6:36 AM PSTHEAVY SNOW 184 Ssw Prosser Creek Res, CAA WEATHER SPOTTER IN TRUCKEE REPORTED 18 INCHES OF SNOWFALL OVERNIGHT AT AN ELEVATION OF 6300 FT.
Dec 7, 6:39 AM PSTHEAVY SNOW 63 N Fernley, NVSTORM TOTAL SO FAR.
Dec 7, 6:42 AM PSTHEAVY SNOW 96 Se Silver Springs, NVA WEATHER SPOTTER NEAR SILVER SPRINGS REPORTED 9 INCHES OF SNOWFALL OVERNIGHT.
Dec 7, 6:46 AM PSTSNOW 14Foresthill, CA
Dec 7, 6:50 AM PSTSNOW 0.5Loomis, CA
Dec 7, 6:54 AM PSTHEAVY SNOW 101 Ne Stagecoach, NVA WEATHER SPOTTER IN STAGECOACH REPORTED A TOTAL OF 10 INCHES OF SNOWFALL OVERNIGHT.
Dec 7, 7:00 AM PSTSNOW 11.55 Ese Grass Valley, CASNOW DOWN TO 500 FOOT ELEVATION.
Dec 7, 7:00 AM PSTSNOW 11.5Grass Valley, CA
Dec 7, 7:28 AM PSTSNOW 6Shingle Springs, CAELEVATION 1330 FEET.
Dec 7, 7:35 AM PSTSNOW 52 Se Spanish Springs, NVA WEATHER SPOTTER IN THE SPANISH SPRINGS AREA NORTHEAST OF RENO REPORTED 5.0 INCHES OF SNOWFALL OVERNIGHT WITH A LIQUID EQUIVALENT OF 0.37 INCH.
Dec 7, 7:59 AM PSTSNOW 3.51 Ssw Yerington Municip, NVA WEATHER SPOTTER IN YERINGTON REPORTED 3.5 INCHES OF SNOWFALL OVERNIGHT.
Dec 7, 8:00 AM PSTSNOW 20.6Pacific House, CA
Dec 7, 8:20 AM PSTSNOW 8.28 Nw Auburn, CA
Dec 7, 8:28 AM PSTSNOW 2915 W Soda Springs, CA
Dec 7, 8:29 AM PSTHEAVY SNOW 295 Ene Cisco, CAA WEATHER SPOTTER NEAR KINGVALE REPORTED A 24-HOUR SNOWFALL TOTAL OF 29.0 INCHES.
Dec 7, 8:32 AM PSTHEAVY SNOW 205 N Alpine Meadows, CAA WEATHER SPOTTER FIVE MILES NORTH OF TRUCKEE REPORTED 20 INCHES OF SNOWFALL SINCE SUNDAY EVENING AT AN ELEVATION OF 6050 FT.
Dec 7, 8:35 AM PSTSNOW 11.5Nevada City, CATEMPERATURE OF 25 DEGREES F AT TIME OF OBSERVATION
Dec 7, 8:41 AM PSTHEAVY SNOW 203 Ene Alpine Meadows, CAA WEATHER SPOTTER ON THE WEST SHORE OF LAKE TAHOE REPORTED A TOTAL OF 20 INCHES OF SNOWFALL AT AN ELEVATION OF 7000 FT.
Dec 7, 8:46 AM PSTHEAVY SNOW 7Reno, NVMEASURED SNOWFALL AT RENO AIRPORT AS OF 945 AM.
Dec 7, 8:46 AM PSTHEAVY SNOW 125 Wsw Stagecoach, NV
Dec 7, 8:46 AM PSTHEAVY SNOW 244 W Prosser Creek Reser, CA

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Reno, NV (KREV), launched 12:00Z, 0.2 hours before the alert went out and 133 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, Reno, NV at 12:00Z on 2009-12-06Temperature 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 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Reno, NV at 12:00Z on 2009-12-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 429 square meters per square second.1939587897117136Sfc1 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
1180 m above ground
0-6 km bulk shear
115 kt
0-1 km storm-relative helicity
429 m²/s²
0-3 km storm-relative helicity
562 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 KREV 061209
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
409 AM PST SUN DEC 6 2009

...SNOWFALL EXPECTED THROUGHOUT THE EASTERN SIERRA AND WESTERN 
NEVADA TONIGHT THROUGH MONDAY NIGHT...

.A COLD LOW PRESSURE SYSTEM WILL COMBINE WITH PACIFIC MOISTURE TO
GENERATE SNOWFALL ACROSS THE EASTERN SIERRA AND WESTERN NEVADA.
THIS WILL CREATE A SIGNIFICANT IMPACT FOR TRAVEL MONDAY MORNING...
AND POSSIBLY THROUGHOUT THE DAY MONDAY AS THE COLD TEMPERATURES
WILL NOT ALLOW FOR THE SNOW TO MELT. DUE TO THE VERY COLD
TEMPERATURES THIS SNOW WILL ACCUMULATE RATHER RAPIDLY AND COULD
PRODUCE SOME IMPRESSIVE AMOUNTS BY THE TIME THE SNOW ENDS LATE
MONDAY EVENING.


CAZ071-072-NVZ002-070100-
/O.UPG.KREV.WS.A.0005.091207T0600Z-091208T0600Z/
/O.NEW.KREV.WS.W.0007.091207T0300Z-091208T0300Z/
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
GREATER LAKE TAHOE AREA-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE...
SOUTH LAKE TAHOE...TRUCKEE...INCLINE VILLAGE
409 AM PST SUN DEC 6 2009

...WINTER STORM WARNING IN EFFECT FROM 7 PM THIS EVENING TO 7 PM
PST MONDAY...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW AND GUSTY WINDS...WHICH IS IN EFFECT FROM 7 PM
THIS EVENING TO 7 PM PST MONDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* TIMING: LIGHT SNOW WILL BEGIN THIS EVENING BECOMING MODERATE TO
  HEAVY AT TIMES BY MONDAY MORNING. SNOW WILL LAST THROUGH MONDAY
  EVENING.

* TOTAL SNOW ACCUMULATIONS: 10-20 INCHES ABOVE 5000 FEET SOUTH OF
  HIGHWAY 36 INCLUDING THE LAKE TAHOE BASIN. UP TO 30 INCHES ABOVE
  7000 FEET. UP TO 6 INCHES ACROSS NORTHERN AND EASTERN LASSEN
  COUNTY.

* WINDS: 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. RIDGES WILL BE 
  GUSTING UP TO 70 MPH. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. VISIBILITY WILL BE REDUCED BELOW A HALF MILE AT
  TIMES DUE TO HEAVY SNOW AND GUSTY WINDS. THIS IS ESPECIALLY TRUE
  ACROSS MOUNTAIN PASSES IN THE HIGH SIERRA.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

NVZ003-070100-
/O.UPG.KREV.WS.A.0005.091207T0600Z-091208T0600Z/
/O.NEW.KREV.WS.W.0007.091207T0600Z-091208T0300Z/
GREATER RENO-CARSON CITY-MINDEN AREA-
INCLUDING THE CITY OF...SPARKS
409 AM PST SUN DEC 6 2009

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 7 PM
PST MONDAY...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 10 PM THIS
EVENING TO 7 PM PST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

* TIMING: LIGHT SNOW WILL BEGIN LATE THIS EVENING BECOMING
  MODERATE AT TIMES BY MONDAY MORNING. SNOW WILL LAST THROUGH
  MONDAY EVENING.

* TOTAL SNOW ACCUMULATIONS: 4 TO 8 INCHES THROUGH WESTERN NEVADA
  VALLEYS WITH 6-12 INCHES IN THE FOOTHILLS AND VIRGINIA RANGE.

* WINDS: 10 TO 15 MPH. LOCAL GUSTS UP TO 30 MPH IN THE FOOTHILLS.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. THE MORNING AND AFTERNOON COMMUTES THROUGH THE
  GREATER RENO/SPARKS/CARSON CITY AREA WILL BE SIGNIFICANTLY
  IMPACTED. VISIBILITY WILL BE REDUCED TO HALF A MILE AT TIMES IN THE
  SNOW.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ073-070100-
/O.UPG.KREV.WS.A.0005.091207T0600Z-091208T0600Z/
/O.NEW.KREV.WS.W.0007.091207T0600Z-091208T0300Z/
MONO-
INCLUDING THE CITIES OF...BRIDGEPORT...MAMMOTH LAKES
409 AM PST SUN DEC 6 2009

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 7 PM
PST MONDAY...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW AND GUSTY WINDS...WHICH IS IN EFFECT FROM 10 PM
THIS EVENING TO 7 PM PST MONDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* TIMING: LIGHT SNOW WILL BEGIN LATE THIS EVENING BECOMING   
MODERATE AT TIMES BY MONDAY MORNING. SNOW WILL LAST THROUGH   MONDAY 
EVENING.

* TOTAL SNOW ACCUMULATIONS: 5-10 INCHES IN THE VALLEYS. 1 TO 2
  FEET WEST OF HIGHWAY 395 ABOVE 7000 FEET WITH LOCAL AMOUNTS UP
  TO 30 INCHES NEAR THE SIERRA CREST.

* WINDS: 15 TO 30 MPH WITH GUSTS UP TO 40 MPH. RIDGES WILL BE
  GUSTING UP TO 70 MPH.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. VISIBILITY WILL BE REDUCED TO HALF A MILE AT TIMES IN
  THE SNOW AND GUSTY WINDS.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ070-NVZ005-070100-
/O.NEW.KREV.WW.Y.0017.091207T0600Z-091208T0000Z/
SURPRISE VALLEY CALIFORNIA-NORTHERN WASHOE COUNTY-
INCLUDING THE CITIES OF...CEDARVILLE...FORT BIDWELL...EMPIRE...
GERLACH
409 AM PST SUN DEC 6 2009

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO
4 PM PST MONDAY...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A WINTER WEATHER
ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO
4 PM PST MONDAY.

* TIMING: LIGHT SNOW WILL BEGIN LATE THIS EVENING BECOMING
  MODERATE AT TIMES. SNOW WILL LAST THROUGH MONDAY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS: 2 TO 4 INCHES WITH LOCAL AMOUNTS UP TO
  6 INCHES.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS THROUGHOUT SURPRISE VALLEY AND NORTHERN WASHOE
  COUNTY. VISIBILITY MAY BE REDUCED TO HALF A MILE AT TIMES IN THE
  SNOW. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW IS EXPECTED TO POSE AN INCONVENIENCE TO TRAVELERS. ROADS
WILL BECOME SLICK AND HAZARDOUS...WITH SNOW AND ICE FIRST
DEVELOPING ON BRIDGES AND OVERPASSES. MOTORISTS SHOULD SLOW DOWN
AND USE CAUTION.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN
TO NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$


HTTP://WEATHER.GOV/RENO
7 follow-up statements
000 
WWUS45 KREV 062353
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
353 PM PST SUN DEC 6 2009

...SNOWFALL EXPECTED THROUGHOUT THE EASTERN SIERRA AND WESTERN
NEVADA THROUGH MONDAY NIGHT...

.A COLD LOW PRESSURE SYSTEM WILL COMBINE WITH PACIFIC MOISTURE TO
GENERATE SNOWFALL ACROSS THE EASTERN SIERRA AND WESTERN NEVADA.
THIS WILL CREATE A SIGNIFICANT IMPACT FOR TRAVEL MONDAY MORNING...
AND POSSIBLY THROUGHOUT THE DAY MONDAY AS THE COLD TEMPERATURES
WILL NOT ALLOW FOR THE SNOW TO MELT. DUE TO THE VERY COLD
TEMPERATURES THIS SNOW WILL ACCUMULATE RATHER RAPIDLY AND COULD
PRODUCE SOME IMPRESSIVE AMOUNTS BY THE TIME THE SNOW ENDS LATE
MONDAY EVENING.

CAZ071-072-NVZ002-070800-
/O.EXT.KREV.WS.W.0007.091207T0000Z-091208T0300Z/
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
GREATER LAKE TAHOE AREA-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE...
SOUTH LAKE TAHOE...TRUCKEE...INCLINE VILLAGE
353 PM PST SUN DEC 6 2009

...WINTER STORM WARNING NOW IN EFFECT UNTIL 7 PM PST MONDAY...

THE WINTER STORM WARNING FOR HEAVY SNOW AND GUSTY WINDS IS NOW IN
EFFECT UNTIL 7 PM PST MONDAY.

* TIMING: LIGHT SNOW WILL CONTINUE INTO EARLY EVENING THEN BECOME
  MODERATE TO HEAVY AT TIMES BETWEEN MIDNIGHT TONIGHT AND LATE
  AFTERNOON MONDAY. SNOW WILL BECOME LIGHT AGAIN MONDAY EVENING
  BEFORE ENDING. 

* TOTAL SNOW ACCUMULATIONS: 10 TO 20 INCHES ABOVE 5000 FEET SOUTH
  OF HIGHWAY 36 INCLUDING THE LAKE TAHOE BASIN. UP TO 30 INCHES
  ABOVE 7000 FEET. UP TO 6 INCHES ACROSS NORTHERN AND EASTERN
  LASSEN COUNTY.

* WINDS: 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. RIDGES WILL BE
  GUSTING UP TO 90 MPH THIS EVENING THEN DECREASING TO 70 MPH
  OVERNIGHT.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. VISIBILITY WILL BE REDUCED BELOW A HALF MILE DURING
  HEAVY SNOW...WITH NEAR-ZERO VISIBILITY POSSIBLE IN GUSTY WINDS
  AND BLOWING SNOW. THIS IS ESPECIALLY TRUE ACROSS MOUNTAIN PASSES
  IN THE HIGH SIERRA.

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY. CHECK OUR WEBSITE AT WEATHER.GOV/RENO
OR LISTEN TO NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

NVZ003-070800-
/O.EXT.KREV.WS.W.0007.091207T0300Z-091208T0300Z/
GREATER RENO-CARSON CITY-MINDEN AREA-
INCLUDING THE CITY OF...SPARKS
353 PM PST SUN DEC 6 2009

...WINTER STORM WARNING NOW IN EFFECT FROM 7 PM THIS EVENING TO
7 PM PST MONDAY...

THE WINTER STORM WARNING FOR HEAVY SNOW IS NOW IN EFFECT FROM 7
PM THIS EVENING TO 7 PM PST MONDAY.

* TIMING: LIGHT SNOW WILL TAPER OFF LATE THIS AFTERNOON THEN
  INCREASE AGAIN THROUGH THE EVENING HOURS. THE SNOW WILL BECOME
  MODERATE TO HEAVY AT TIMES LATER THIS EVENING AND OVERNIGHT WITH
  THE HEAVIEST SNOW FALLING BETWEEN 10 PM TONIGHT AND NOON MONDAY.
  SNOW WILL TAPER OFF EARLY MONDAY EVENING BEFORE ENDING LATE
  MONDAY LATE.

* TOTAL SNOW ACCUMULATIONS: 4 TO 8 INCHES THROUGH WESTERN NEVADA
  VALLEYS WITH 6 TO 12 INCHES IN THE FOOTHILLS AND VIRGINIA RANGE.

* WINDS: 15 TO 20 MPH. GUSTS UP TO 45 MPH IN THE FOOTHILLS.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. THE MORNING AND AFTERNOON COMMUTES THROUGH THE
  GREATER RENO/SPARKS/CARSON CITY AREA WILL BE SIGNIFICANTLY
  IMPACTED. VISIBILITY WILL BE REDUCED TO HALF A MILE AT TIMES IN
  THE SNOW.

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY. CHECK OUR WEBSITE AT WEATHER.GOV/RENO
OR LISTEN TO NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ073-070800-
/O.CON.KREV.WS.W.0007.091207T0600Z-091208T0300Z/
MONO-
INCLUDING THE CITIES OF...BRIDGEPORT...MAMMOTH LAKES
353 PM PST SUN DEC 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 7 PM PST MONDAY...

A WINTER STORM WARNING FOR HEAVY SNOW AND GUSTY WINDS REMAINS IN
EFFECT FROM 10 PM THIS EVENING TO 7 PM PST MONDAY.

* TIMING: LIGHT SNOW WILL BEGIN THIS EVENING THEN INCREASE TO
  MODERATE TO HEAVY AT TIMES BY MONDAY MORNING. THE HEAVIEST SNOW
  WILL FALL BETWEEN 4 AM MONDAY AND LATE MONDAY AFTERNOON. THE
  SNOW WILL TAPER OFF MONDAY EVENING BEFORE ENDING LATE MONDAY
  NIGHT.

* TOTAL SNOW ACCUMULATIONS: 5 TO 10 INCHES IN THE VALLEYS. 1 TO 2
  FEET WEST OF HIGHWAY 395 ABOVE 7000 FEET WITH LOCAL AMOUNTS UP
  TO 30 INCHES NEAR THE SIERRA CREST.

* WINDS: 20 TO 30 MPH WITH GUSTS UP TO 45 MPH. RIDGES WILL BE
  GUSTING UP TO 100 MPH THROUGH THIS EVENING THEN DECREASE TO 70
  MPH OVERNIGHT.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. VISIBILITY WILL BE REDUCED TO HALF A MILE AT TIMES
  IN THE SNOW...WITH NEAR-ZERO VISIBILITY POSSIBLE IN GUSTY WINDS
  AND BLOWING SNOW.

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO 
OR LISTEN TO NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

NVZ004-070800-
/O.EXB.KREV.WW.Y.0017.091207T0300Z-091208T0300Z/
WESTERN NEVADA BASIN AND RANGE INCLUDING PYRAMID LAKE-
INCLUDING THE CITIES OF...FERNLEY...FALLON...LOVELOCK...
SILVER SPRINGS
353 PM PST SUN DEC 6 2009

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO
7 PM PST MONDAY...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A WINTER WEATHER
ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO
7 PM PST MONDAY.

* TIMING: SNOW WILL CONTINUE INTO THE EARLY EVENING WITH LOCAL
  ACCUMULATIONS UP TO AN INCH...THEN BECOME MODERATE AT TIMES
  AFTER MIDNIGHT. SNOW WILL LAST THROUGH MONDAY EVENING.

* TOTAL SNOW ACCUMULATIONS: 2 TO 4 INCHES WITH LOCAL AMOUNTS UP 
  TO 6 INCHES. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. VISIBILITY MAY BE REDUCED TO HALF A MILE AT TIMES IN
  THE SNOW. THE MORNING AND AFTERNOON COMMUTES IN THE FERNLEY AND
  FALLON AREAS WILL BE IMPACTED BY THE HAZARDOUS DRIVING
  CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW IS EXPECTED TO POSE AN INCONVENIENCE TO TRAVELERS. ROADS
WILL BECOME SLICK AND HAZARDOUS...WITH SNOW AND ICE FIRST
DEVELOPING ON BRIDGES AND OVERPASSES. MOTORISTS SHOULD SLOW DOWN
AND USE CAUTION. CHECK OUR WEBSITE AT WEATHER.GOV/RENO
OR LISTEN TO NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ070-NVZ005-070800-
/O.EXT.KREV.WW.Y.0017.091207T0000Z-091208T0000Z/
SURPRISE VALLEY CALIFORNIA-NORTHERN WASHOE COUNTY-
INCLUDING THE CITIES OF...CEDARVILLE...FORT BIDWELL...EMPIRE...
GERLACH
353 PM PST SUN DEC 6 2009

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 4 PM PST MONDAY...

THE WINTER WEATHER ADVISORY FOR SNOW IS NOW IN EFFECT UNTIL 4 PM
PST MONDAY.

* TIMING: LIGHT SNOW WILL CONTINUE INTO EARLY THIS EVENING...THEN
  BECOME MODERATE AT TIMES. SNOW WILL LAST THROUGH MONDAY
  AFTERNOON.

* TOTAL SNOW ACCUMULATIONS: 2 TO 4 INCHES WITH LOCAL AMOUNTS UP 
  TO 6 INCHES. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS THROUGHOUT SURPRISE VALLEY AND NORTHERN WASHOE 
  COUNTY. VISIBILITY MAY BE REDUCED TO HALF A MILE AT TIMES IN 
  THE SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW IS EXPECTED TO POSE AN INCONVENIENCE TO TRAVELERS. ROADS
WILL BECOME SLICK AND HAZARDOUS...WITH SNOW AND ICE FIRST
DEVELOPING ON BRIDGES AND OVERPASSES. MOTORISTS SHOULD SLOW DOWN
AND USE CAUTION.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO 
OR LISTEN TO NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$


HTTP://WEATHER.GOV/RENO
000 
WWUS45 KREV 070320
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
720 PM PST SUN DEC 6 2009

...SNOWFALL EXPECTED THROUGHOUT THE EASTERN SIERRA AND WESTERN
NEVADA THROUGH MONDAY NIGHT...

.A COLD LOW PRESSURE SYSTEM WILL COMBINE WITH PACIFIC MOISTURE TO
GENERATE SNOWFALL ACROSS THE EASTERN SIERRA AND WESTERN NEVADA.
THIS WILL CREATE A SIGNIFICANT IMPACT FOR TRAVEL MONDAY MORNING...
AND POSSIBLY THROUGHOUT THE DAY MONDAY AS THE COLD TEMPERATURES
WILL NOT ALLOW FOR THE SNOW TO MELT. DUE TO THE VERY COLD
TEMPERATURES THIS SNOW WILL ACCUMULATE RATHER RAPIDLY AND COULD
PRODUCE SOME IMPRESSIVE AMOUNTS BY THE TIME THE SNOW ENDS LATE
MONDAY EVENING.

NVZ004-071130-
/O.UPG.KREV.WW.Y.0017.000000T0000Z-091208T0300Z/
/O.EXA.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
WESTERN NEVADA BASIN AND RANGE INCLUDING PYRAMID LAKE-
INCLUDING THE CITIES OF...FERNLEY...FALLON...LOVELOCK...
SILVER SPRINGS
720 PM PST SUN DEC 6 2009

...WINTER STORM WARNING IN EFFECT UNTIL 7 PM PST MONDAY...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 7 PM PST
MONDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.

* TIMING: SNOW WILL CONTINUE THROUGH THE EVENING...BECOMING
  MODERATE TO HEAVY AT TIMES...MAINLY ALONG AND WEST OF HIGHWAY
  95. THIS SNOW WILL CONTINUE THROUGH EARLY MONDAY...BUT THE
  HEAVIEST SNOW WILL FALL FROM LATE TONIGHT THROUGH MIDDAY MONDAY.

* TOTAL SNOW ACCUMULATIONS: 4 TO 8 INCHES.


* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. VISIBILITY MAY BE REDUCED TO HALF A MILE AT TIMES 
  IN THE SNOW. THE MORNING AND AFTERNOON COMMUTES IN THE FERNLEY 
  AND FALLON AREAS WILL BE IMPACTED BY THE HAZARDOUS DRIVING 
  CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ071-072-NVZ002-071130-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
GREATER LAKE TAHOE AREA-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE...
SOUTH LAKE TAHOE...TRUCKEE...INCLINE VILLAGE
720 PM PST SUN DEC 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST MONDAY...

A WINTER STORM WARNING FOR HEAVY SNOW AND GUSTY WINDS REMAINS IN
EFFECT UNTIL 7 PM PST MONDAY.

* TIMING: LIGHT SNOW WILL CONTINUE INTO THE EVENING THEN BECOME
  MODERATE TO HEAVY AT TIMES BETWEEN MIDNIGHT TONIGHT AND LATE
  AFTERNOON MONDAY. SNOW WILL BECOME LIGHT AGAIN MONDAY EVENING
  BEFORE ENDING.

* TOTAL SNOW ACCUMULATIONS: 10 TO 20 INCHES ABOVE 5000 FEET 
  SOUTH OF HIGHWAY 36 INCLUDING THE LAKE TAHOE BASIN. UP TO 30 
  INCHES ABOVE 7000 FEET. UP TO 6 INCHES ACROSS NORTHERN AND 
  EASTERN LASSEN COUNTY. 

* WINDS: 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. RIDGES WILL BE 
  GUSTING UP TO 90 MPH THIS EVENING THEN DECREASING TO 70 MPH 
  OVERNIGHT. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. VISIBILITY WILL BE REDUCED BELOW A HALF MILE 
  DURING HEAVY SNOW...WITH NEAR-ZERO VISIBILITY POSSIBLE IN 
  GUSTY WINDS AND BLOWING SNOW. THIS IS ESPECIALLY TRUE ACROSS 
  MOUNTAIN PASSES IN THE HIGH SIERRA. 

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY. CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

NVZ003-071130-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
GREATER RENO-CARSON CITY-MINDEN AREA-
INCLUDING THE CITY OF...SPARKS
720 PM PST SUN DEC 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST MONDAY...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7
PM PST MONDAY.

* TIMING: LIGHT SNOW WILL CONTINUE THROUGH THE EVENING...THEN
  BECOME MODERATE TO HEAVY LATE THIS EVENING AND OVERNIGHT WITH
  THE HEAVIEST SNOW FALLING BETWEEN 10 PM TONIGHT AND NOON MONDAY.
  SNOW WILL TAPER OFF EARLY MONDAY EVENING BEFORE ENDING LATE
  MONDAY LATE.

* TOTAL SNOW ACCUMULATIONS: 4 TO 8 INCHES THROUGH WESTERN NEVADA 
  VALLEYS WITH 6 TO 12 INCHES IN THE FOOTHILLS AND VIRGINIA 
  RANGE. 

* WINDS: 15 TO 20 MPH. GUSTS UP TO 45 MPH IN THE FOOTHILLS.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. THE MORNING AND AFTERNOON COMMUTES THROUGH THE 
  GREATER RENO/SPARKS/CARSON CITY AREA WILL BE SIGNIFICANTLY 
  IMPACTED. VISIBILITY WILL BE REDUCED TO HALF A MILE AT TIMES 
  IN THE SNOW. 

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY. CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ073-071130-
/O.CON.KREV.WS.W.0007.091207T0600Z-091208T0300Z/
MONO-
INCLUDING THE CITIES OF...BRIDGEPORT...MAMMOTH LAKES
720 PM PST SUN DEC 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST MONDAY...

A WINTER STORM WARNING FOR HEAVY SNOW AND GUSTY WINDS REMAINS IN EFFECT
UNTIL 7 PM PST MONDAY.

* TIMING: LIGHT SNOW WILL BEGIN THIS EVENING THEN INCREASE TO 
  MODERATE TO HEAVY AT TIMES BY MONDAY MORNING. THE HEAVIEST 
  SNOW WILL FALL BETWEEN 4 AM MONDAY AND LATE MONDAY AFTERNOON. 
  THE SNOW WILL TAPER OFF MONDAY EVENING BEFORE ENDING LATE 
  MONDAY NIGHT. 

* TOTAL SNOW ACCUMULATIONS: 5 TO 10 INCHES IN THE VALLEYS. 1 TO 
  2 FEET WEST OF HIGHWAY 395 ABOVE 7000 FEET WITH LOCAL AMOUNTS 
  UP TO 30 INCHES NEAR THE SIERRA CREST. 

* WINDS: 20 TO 30 MPH WITH GUSTS UP TO 45 MPH. RIDGES WILL BE 
  GUSTING UP TO 100 MPH THROUGH THIS EVENING THEN DECREASE TO 70 
  MPH OVERNIGHT. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. VISIBILITY WILL BE REDUCED TO HALF A MILE AT TIMES 
  IN THE SNOW...WITH NEAR-ZERO VISIBILITY POSSIBLE IN GUSTY 
  WINDS AND BLOWING SNOW. 

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ070-NVZ005-071130-
/O.CON.KREV.WW.Y.0017.000000T0000Z-091208T0000Z/
SURPRISE VALLEY CALIFORNIA-NORTHERN WASHOE COUNTY-
INCLUDING THE CITIES OF...CEDARVILLE...FORT BIDWELL...EMPIRE...
GERLACH
720 PM PST SUN DEC 6 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
MONDAY...

A WINTER WEATHER ADVISORY FOR SNOW REMAINS IN EFFECT UNTIL 4 PM
PST MONDAY.

* TIMING: LIGHT SNOW WILL CONTINUE INTO THE EVENING...THEN BECOME
  MODERATE AT TIMES. SNOW WILL LAST THROUGH MONDAY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS: 2 TO 4 INCHES WITH LOCAL AMOUNTS UP 
  TO 6 INCHES. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS THROUGHOUT SURPRISE VALLEY AND NORTHERN WASHOE 
  COUNTY. VISIBILITY MAY BE REDUCED TO HALF A MILE AT TIMES IN 
  THE SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW IS EXPECTED TO POSE AN INCONVENIENCE TO TRAVELERS. ROADS
WILL BECOME SLICK AND HAZARDOUS...WITH SNOW AND ICE FIRST
DEVELOPING ON BRIDGES AND OVERPASSES. MOTORISTS SHOULD SLOW DOWN
AND USE CAUTION.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN
TO NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$


HTTP://WEATHER.GOV/RENO
000 
WWUS45 KREV 070641
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
1041 PM PST SUN DEC 6 2009

...SNOWFALL EXPECTED THROUGHOUT THE EASTERN SIERRA AND WESTERN
NEVADA THROUGH MONDAY NIGHT...

.A COLD LOW PRESSURE SYSTEM WILL COMBINE WITH PACIFIC MOISTURE TO
GENERATE SNOWFALL ACROSS THE EASTERN SIERRA AND WESTERN NEVADA.
THIS WILL CREATE A SIGNIFICANT IMPACT FOR TRAVEL MONDAY MORNING...
AND POSSIBLY THROUGHOUT THE DAY MONDAY AS THE COLD TEMPERATURES
WILL NOT ALLOW FOR THE SNOW TO MELT. DUE TO THE VERY COLD
TEMPERATURES THIS SNOW WILL ACCUMULATE RATHER RAPIDLY AND COULD
PRODUCE SOME IMPRESSIVE AMOUNTS BY THE TIME THE SNOW ENDS LATE
MONDAY EVENING.

CAZ071-072-NVZ002-071445-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
GREATER LAKE TAHOE AREA-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE...
SOUTH LAKE TAHOE...TRUCKEE...INCLINE VILLAGE
1041 PM PST SUN DEC 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST MONDAY...

A WINTER STORM WARNING FOR HEAVY SNOW AND GUSTY WINDS REMAINS IN
EFFECT UNTIL 7 PM PST MONDAY.

* TIMING: LIGHT SNOW WILL CONTINUE INTO THE LATE EVENING THEN
  BECOME MODERATE TO HEAVY AT TIMES BETWEEN MIDNIGHT TONIGHT AND
  LATE AFTERNOON MONDAY. SNOW WILL BECOME LIGHT AGAIN MONDAY
  EVENING BEFORE ENDING.

* TOTAL SNOW ACCUMULATIONS: 15 TO 25 INCHES ABOVE 5000 FEET SOUTH
  OF HIGHWAY 36 INCLUDING THE LAKE TAHOE BASIN. 2 TO 3 FEET ABOVE
  7000 FEET. UP TO 6 INCHES ACROSS NORTHERN AND EASTERN LASSEN
  COUNTY.

* WINDS: 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. RIDGES WILL BE 
  GUSTING UP TO 90 MPH THIS EVENING THEN DECREASING TO 70 MPH 
  OVERNIGHT. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. VISIBILITY WILL BE REDUCED BELOW A HALF MILE 
  DURING HEAVY SNOW...WITH NEAR-ZERO VISIBILITY POSSIBLE IN 
  GUSTY WINDS AND BLOWING SNOW. THIS IS ESPECIALLY TRUE ACROSS 
  MOUNTAIN PASSES IN THE HIGH SIERRA. 

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY. CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

NVZ003-071445-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
GREATER RENO-CARSON CITY-MINDEN AREA-
INCLUDING THE CITY OF...SPARKS
1041 PM PST SUN DEC 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST MONDAY...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7
PM PST MONDAY.

* TIMING: LIGHT SNOW WILL CONTINUE THROUGH THE LATE EVENING...THEN
  BECOME MODERATE TO HEAVY LATE THIS EVENING AND OVERNIGHT WITH
  THE HEAVIEST SNOW FALLING BETWEEN 10 PM TONIGHT AND NOON MONDAY.
  SNOW WILL TAPER OFF EARLY MONDAY EVENING BEFORE ENDING LATE
  MONDAY LATE.

* TOTAL SNOW ACCUMULATIONS: 6 TO 12 INCHES THROUGH WESTERN NEVADA
  VALLEYS WITH 10 TO 18 INCHES IN THE FOOTHILLS AND VIRGINIA
  RANGE.

* WINDS: 15 TO 20 MPH. GUSTS UP TO 45 MPH IN THE FOOTHILLS.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. THE MORNING AND AFTERNOON COMMUTES THROUGH THE 
  GREATER RENO/SPARKS/CARSON CITY AREA WILL BE SIGNIFICANTLY 
  IMPACTED. VISIBILITY WILL BE REDUCED TO HALF A MILE AT TIMES 
  IN THE SNOW. 

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY. CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ073-071445-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
MONO-
INCLUDING THE CITIES OF...BRIDGEPORT...MAMMOTH LAKES
1041 PM PST SUN DEC 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST MONDAY...

A WINTER STORM WARNING FOR HEAVY SNOW AND GUSTY WINDS REMAINS IN
EFFECT UNTIL 7 PM PST MONDAY.

* TIMING: LIGHT SNOW WILL BEGIN LATE THIS EVENING THEN INCREASE TO
  MODERATE TO HEAVY AT TIMES BY MONDAY MORNING. THE HEAVIEST SNOW
  WILL FALL BETWEEN 4 AM MONDAY AND LATE MONDAY AFTERNOON. THE
  SNOW WILL TAPER OFF MONDAY EVENING BEFORE ENDING LATE MONDAY
  NIGHT.

* TOTAL SNOW ACCUMULATIONS: 5 TO 10 INCHES IN THE VALLEYS. 1 TO 
  2 FEET WEST OF HIGHWAY 395 ABOVE 7000 FEET WITH LOCAL AMOUNTS 
  UP TO 30 INCHES NEAR THE SIERRA CREST. 

* WINDS: 20 TO 30 MPH WITH GUSTS UP TO 45 MPH. RIDGES WILL BE 
  GUSTING UP TO 100 MPH THROUGH THIS EVENING THEN DECREASE TO 70 
  MPH OVERNIGHT. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. VISIBILITY WILL BE REDUCED TO HALF A MILE AT TIMES 
  IN THE SNOW...WITH NEAR-ZERO VISIBILITY POSSIBLE IN GUSTY 
  WINDS AND BLOWING SNOW. 

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

NVZ004-071445-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
WESTERN NEVADA BASIN AND RANGE INCLUDING PYRAMID LAKE-
INCLUDING THE CITIES OF...FERNLEY...FALLON...LOVELOCK...
SILVER SPRINGS
1041 PM PST SUN DEC 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST MONDAY...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7
PM PST MONDAY.

* TIMING: SNOW WILL CONTINUE THROUGH THE EVENING...BECOMING 
  MODERATE TO HEAVY AT TIMES...MAINLY ALONG AND WEST OF HIGHWAY 
  95. THIS SNOW WILL CONTINUE THROUGH EARLY MONDAY...BUT THE 
  HEAVIEST SNOW WILL FALL FROM LATE TONIGHT THROUGH MIDDAY 
  MONDAY. 

* TOTAL SNOW ACCUMULATIONS: 4 TO 8 INCHES.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. VISIBILITY MAY BE REDUCED TO HALF A MILE AT TIMES 
  IN THE SNOW. THE MORNING AND AFTERNOON COMMUTES IN THE FERNLEY 
  AND FALLON AREAS WILL BE IMPACTED BY THE HAZARDOUS DRIVING 
  CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ070-NVZ005-071445-
/O.CON.KREV.WW.Y.0017.000000T0000Z-091208T0000Z/
SURPRISE VALLEY CALIFORNIA-NORTHERN WASHOE COUNTY-
INCLUDING THE CITIES OF...CEDARVILLE...FORT BIDWELL...EMPIRE...
GERLACH
1041 PM PST SUN DEC 6 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
MONDAY...

A WINTER WEATHER ADVISORY FOR SNOW REMAINS IN EFFECT UNTIL 4 PM
PST MONDAY.

* TIMING: LIGHT SNOW WILL CONTINUE INTO THE EVENING...THEN 
  BECOME MODERATE AT TIMES. SNOW WILL LAST THROUGH MONDAY 
  AFTERNOON. 

* TOTAL SNOW ACCUMULATIONS: 2 TO 4 INCHES WITH LOCAL AMOUNTS UP 
  TO 6 INCHES. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS THROUGHOUT SURPRISE VALLEY AND NORTHERN WASHOE 
  COUNTY. VISIBILITY MAY BE REDUCED TO HALF A MILE AT TIMES IN 
  THE SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW IS EXPECTED TO POSE AN INCONVENIENCE TO TRAVELERS. ROADS
WILL BECOME SLICK AND HAZARDOUS...WITH SNOW AND ICE FIRST
DEVELOPING ON BRIDGES AND OVERPASSES. MOTORISTS SHOULD SLOW DOWN
AND USE CAUTION.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN
TO NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

HTTP://WEATHER.GOV/RENO
000 
WWUS45 KREV 071022
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
222 AM PST MON DEC 7 2009

...SNOWFALL EXPECTED THROUGHOUT THE EASTERN SIERRA AND WESTERN
NEVADA THROUGH TONIGHT...

.A COLD LOW PRESSURE SYSTEM IS COMBINING WITH PACIFIC MOISTURE TO
GENERATE COPIOUS AMOUNTS OF SNOWFALL ACROSS THE EASTERN SIERRA AND
WESTERN NEVADA. THIS WILL CREATE A SIGNIFICANT IMPACT FOR TRAVEL
THIS MORNING...AND POSSIBLY THROUGHOUT THE DAY AS THE COLD
TEMPERATURES WILL NOT ALLOW FOR THE SNOW TO MELT. DUE TO THE VERY
COLD TEMPERATURES THIS SNOW WILL CONTINUE TO ACCUMULATE RATHER
RAPIDLY AND COULD PRODUCE SOME IMPRESSIVE AMOUNTS BY THE TIME THE
SNOW ENDS LATE MONDAY EVENING.

NVZ001-071900-
/O.EXA.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
MINERAL AND SOUTHERN LYON COUNTIES-
INCLUDING THE CITIES OF...HAWTHORNE...YERINGTON...SMITH VALLEY
222 AM PST MON DEC 7 2009

...WINTER STORM WARNING IN EFFECT UNTIL 7 PM PST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 7 PM PST THIS
EVENING.

* TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE THROUGHOUT THE
  DAY...TAPERING OFF THIS EVENING. 

* TOTAL SNOW ACCUMULATIONS: 5 TO 10 INCHES IN WESTERN MINERAL AND
  SOUTHERN LYON COUNTIES WITH 4 TO 7 INCHES IN EASTERN MINERAL
  COUNTY.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. VISIBILITY WILL BE REDUCED BELOW A HALF MILE AT
  TIMES IN THE SNOW.

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY. CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ071-072-NVZ002-071900-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
GREATER LAKE TAHOE AREA-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE...
SOUTH LAKE TAHOE...TRUCKEE...INCLINE VILLAGE
222 AM PST MON DEC 7 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW AND GUSTY WINDS REMAINS IN
EFFECT UNTIL 7 PM PST THIS EVENING.

* TIMING: MODERATE TO HEAVY SNOW WILL CONTINUE TO FALL THROUGH
  LATE THIS AFTERNOON. SNOW WILL BECOME LIGHT AGAIN THIS EVENING
  BEFORE ENDING.

* TOTAL SNOW ACCUMULATIONS: 15 TO 25 INCHES ABOVE 5000 FEET SOUTH
  OF HIGHWAY 36 INCLUDING THE LAKE TAHOE BASIN. 2 TO 3 FEET ABOVE
  7000 FEET. ACROSS EASTERN LASSEN COUNTY SOUTH OF SUSANVILLE...5
  TO 10 INCHES WITH UP TO 6 INCHES ACROSS NORTHERN LASSEN
  COUNTY.

* WINDS: 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. RIDGES WILL BE
  GUSTING UP TO 70 MPH. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. VISIBILITY WILL BE REDUCED BELOW A HALF MILE 
  DURING HEAVY SNOW...WITH NEAR-ZERO VISIBILITY POSSIBLE IN 
  GUSTY WINDS AND BLOWING SNOW. THIS IS ESPECIALLY TRUE ACROSS 
  MOUNTAIN PASSES IN THE HIGH SIERRA. 

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY. CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

NVZ003-071900-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
GREATER RENO-CARSON CITY-MINDEN AREA-
INCLUDING THE CITY OF...SPARKS
222 AM PST MON DEC 7 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7
PM PST THIS EVENING.

* TIMING: MODERATE SNOW WILL CONTINUE THROUGH NOON TODAY...
  BECOMING LIGHT THIS AFTERNOON. SNOW WILL TAPER OFF THIS EVENING
  BEFORE ENDING TONIGHT.

* TOTAL SNOW ACCUMULATIONS: 6 TO 12 INCHES VALLEYS WITH 10 TO 18
  INCHES IN THE FOOTHILLS AND VIRGINIA RANGE.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. THE MORNING AND AFTERNOON COMMUTES THROUGH THE 
  GREATER RENO/SPARKS/CARSON CITY AREA WILL BE SIGNIFICANTLY 
  IMPACTED. VISIBILITY WILL BE REDUCED TO HALF A MILE AT TIMES 
  IN THE SNOW. 

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY. CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ073-071900-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
MONO-
INCLUDING THE CITIES OF...BRIDGEPORT...MAMMOTH LAKES
222 AM PST MON DEC 7 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7
PM PST THIS EVENING.

* TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE WITH THE HEAVIEST
  SNOW FALLING THROUGH LATE THIS AFTERNOON. THE SNOW WILL TAPER
  OFF THIS EVENING BEFORE ENDING LATE TONIGHT.

* TOTAL SNOW ACCUMULATIONS: 6 TO 12 INCHES IN THE VALLEYS. 1 TO 
  2 FEET WEST OF HIGHWAY 395 ABOVE 7000 FEET WITH LOCAL AMOUNTS 
  UP TO 3 FEET NEAR THE SIERRA CREST. 

* WINDS: 20 TO 30 MPH WITH GUSTS UP TO 45 MPH. RIDGES WILL BE
  GUSTING UP TO 70 MPH.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. VISIBILITY WILL BE REDUCED TO HALF A MILE AT TIMES 
  IN THE SNOW...WITH NEAR-ZERO VISIBILITY POSSIBLE IN GUSTY 
  WINDS AND BLOWING SNOW. 

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

NVZ004-071900-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
WESTERN NEVADA BASIN AND RANGE INCLUDING PYRAMID LAKE-
INCLUDING THE CITIES OF...FERNLEY...FALLON...LOVELOCK...
SILVER SPRINGS
222 AM PST MON DEC 7 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7
PM PST THIS EVENING.

* TIMING: SNOW WILL CONTINUE TODAY...BECOMING MODERATE AT
  TIMES...HEAVIEST ALONG AND WEST OF HIGHWAY 95. THE HEAVIEST SNOW
  WILL FALL THROUGH ABOUT NOON TODAY...TAPERING OFF THIS EVENING.

* TOTAL SNOW ACCUMULATIONS: 4 TO 8 INCHES...LOCALLY 12 INCHES IN
  PARTS OF NORTHERN LYON COUNTY.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. VISIBILITY MAY BE REDUCED TO HALF A MILE AT TIMES 
  IN THE SNOW. THE MORNING AND AFTERNOON COMMUTES IN THE FERNLEY 
  AND FALLON AREAS WILL BE IMPACTED BY THE HAZARDOUS DRIVING 
  CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ070-NVZ005-071900-
/O.CON.KREV.WW.Y.0017.000000T0000Z-091208T0000Z/
SURPRISE VALLEY CALIFORNIA-NORTHERN WASHOE COUNTY-
INCLUDING THE CITIES OF...CEDARVILLE...FORT BIDWELL...EMPIRE...
GERLACH
222 AM PST MON DEC 7 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY FOR SNOW REMAINS IN EFFECT UNTIL 4 PM
PST THIS AFTERNOON.

* TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH THIS
  MORNING...TAPERING OFF LATE THIS AFTERNOON. 

* TOTAL SNOW ACCUMULATIONS: 2 TO 4 INCHES WITH LOCAL AMOUNTS UP 
  TO 6 INCHES. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS THROUGHOUT SURPRISE VALLEY AND NORTHERN WASHOE 
  COUNTY. VISIBILITY MAY BE REDUCED TO HALF A MILE AT TIMES IN 
  THE SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW IS EXPECTED TO POSE AN INCONVENIENCE TO TRAVELERS. ROADS
WILL BECOME SLICK AND HAZARDOUS...WITH SNOW AND ICE FIRST
DEVELOPING ON BRIDGES AND OVERPASSES. MOTORISTS SHOULD SLOW DOWN
AND USE CAUTION.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN
TO NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$


HTTP://WEATHER.GOV/RENO
000 
WWUS45 KREV 071853
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
ISSUED BY NATIONAL WEATHER SERVICE SACRAMENTO CA
1053 AM PST MON DEC 7 2009

...SNOWFALL EXPECTED THROUGHOUT THE EASTERN SIERRA AND WESTERN
NEVADA THROUGH TONIGHT...

.A COLD LOW PRESSURE SYSTEM IS COMBINING WITH PACIFIC MOISTURE TO
GENERATE COPIOUS AMOUNTS OF SNOWFALL ACROSS THE EASTERN SIERRA
AND WESTERN NEVADA. THIS WILL CREATE A SIGNIFICANT IMPACT FOR
TRAVEL THROUGH THE DAY...AS THE COLD TEMPERATURES WILL NOT ALLOW
FOR THE SNOW TO MELT. DUE TO THE VERY COLD TEMPERATURES THIS SNOW
WILL CONTINUE TO ACCUMULATE RATHER RAPIDLY AND COULD PRODUCE SOME
IMPRESSIVE AMOUNTS BY THE TIME THE SNOW ENDS LATE THIS EVENING.

CAZ071-072000-
/O.CAN.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE
1053 AM PST MON DEC 7 2009

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RENO HAS CANCELLED THE WINTER
STORM WARNING. 

THE MAIN PRECIPITATION BAND HAS MOVE EAST OF THE SUSANVILLE...WITH
ONLY ISOLATED SHOWERS REMAINING. THEREFORE...THE WINTER STORM
WARNING IS CANCELLED. HOWEVER...ROADS WILL REMAIN SLICK AND ICY THROUGH
THE DAY...MAKING TRAVEL TREACHEROUS.

$$

CAZ072-NVZ002-080300-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
GREATER LAKE TAHOE AREA-
INCLUDING THE CITIES OF...SOUTH LAKE TAHOE...TRUCKEE
1053 AM PST MON DEC 7 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7 PM
PST THIS EVENING.

* TIMING: MODERATE TO HEAVY SNOW WILL CONTINUE TO FALL THROUGH
  LATE THIS AFTERNOON. SNOW WILL BECOME LIGHT AGAIN THIS EVENING
  BEFORE ENDING.

* TOTAL SNOW ACCUMULATIONS: 15 TO 25 INCHES ABOVE 5000 FEET SOUTH
  OF HIGHWAY 36 INCLUDING THE LAKE TAHOE BASIN. 2 TO 3 FEET ABOVE
  7000 FEET. 

* WINDS: 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. RIDGES WILL BE
  GUSTING UP TO 70 MPH.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. VISIBILITY WILL BE REDUCED BELOW A HALF MILE DURING
  HEAVY SNOW...WITH NEAR-ZERO VISIBILITY POSSIBLE IN GUSTY WINDS
  AND BLOWING SNOW. THIS IS ESPECIALLY TRUE ACROSS MOUNTAIN PASSES
  IN THE HIGH SIERRA.

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY. CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

NVZ003-080300-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
GREATER RENO-CARSON CITY-MINDEN AREA-
INCLUDING THE CITY OF...SPARKS
1053 AM PST MON DEC 7 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7
PM PST THIS EVENING.

* TIMING: MODERATE SNOW WILL CONTINUE THROUGH NOON TODAY...
  BECOMING LIGHT THIS AFTERNOON. SNOW WILL TAPER OFF THIS EVENING
  BEFORE ENDING TONIGHT.

* TOTAL SNOW ACCUMULATIONS: 6 TO 12 INCHES VALLEYS WITH 10 TO 18
  INCHES IN THE FOOTHILLS AND VIRGINIA RANGE.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. THE MORNING AND AFTERNOON COMMUTES THROUGH THE
  GREATER RENO/SPARKS/CARSON CITY AREA WILL BE SIGNIFICANTLY
  IMPACTED. VISIBILITY WILL BE REDUCED TO HALF A MILE AT TIMES IN
  THE SNOW.

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY. CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ073-080300-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
MONO-
INCLUDING THE CITY OF...MAMMOTH LAKES
1053 AM PST MON DEC 7 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7
PM PST THIS EVENING.

* TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE WITH THE HEAVIEST
  SNOW FALLING THROUGH LATE THIS AFTERNOON. THE SNOW WILL TAPER
  OFF THIS EVENING BEFORE ENDING LATE TONIGHT.

* TOTAL SNOW ACCUMULATIONS: 6 TO 12 INCHES IN THE VALLEYS. 1 TO 2
  FEET WEST OF HIGHWAY 395 ABOVE 7000 FEET WITH LOCAL AMOUNTS UP
  TO 3 FEET NEAR THE SIERRA CREST.

* WINDS: 20 TO 30 MPH WITH GUSTS UP TO 45 MPH. RIDGES WILL BE
  GUSTING UP TO 70 MPH.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. VISIBILITY WILL BE REDUCED TO HALF A MILE AT TIMES
  IN THE SNOW...WITH NEAR-ZERO VISIBILITY POSSIBLE IN GUSTY WINDS
  AND BLOWING SNOW.

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

NVZ004-080300-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
WESTERN NEVADA BASIN AND RANGE INCLUDING PYRAMID LAKE-
INCLUDING THE CITIES OF...FERNLEY...FALLON...SILVER SPRINGS
1053 AM PST MON DEC 7 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7
PM PST THIS EVENING.

* TIMING: SNOW WILL CONTINUE TODAY...BECOMING MODERATE AT
  TIMES...HEAVIEST ALONG AND WEST OF HIGHWAY 95. THE HEAVIEST SNOW
  WILL FALL THROUGH ABOUT NOON TODAY...TAPERING OFF THIS EVENING.

* TOTAL SNOW ACCUMULATIONS: 4 TO 8 INCHES...LOCALLY 12 INCHES IN
  PARTS OF NORTHERN LYON COUNTY.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. VISIBILITY MAY BE REDUCED TO HALF A MILE AT TIMES IN
  THE SNOW. THE MORNING AND AFTERNOON COMMUTES IN THE FERNLEY AND
  FALLON AREAS WILL BE IMPACTED BY THE HAZARDOUS DRIVING
  CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

NVZ001-080300-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
MINERAL AND SOUTHERN LYON COUNTIES-
INCLUDING THE CITIES OF...HAWTHORNE...YERINGTON...SMITH VALLEY
1053 AM PST MON DEC 7 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7
PM PST THIS EVENING.

* TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE THROUGHOUT THE
  DAY...TAPERING OFF THIS EVENING.

* TOTAL SNOW ACCUMULATIONS: 5 TO 10 INCHES IN WESTERN MINERAL AND
  SOUTHERN LYON COUNTIES WITH 4 TO 7 INCHES IN EASTERN MINERAL
  COUNTY.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. VISIBILITY WILL BE REDUCED BELOW A HALF MILE AT
  TIMES IN THE SNOW.

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY. CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

CAZ070-NVZ005-080000-
/O.CON.KREV.WW.Y.0017.000000T0000Z-091208T0000Z/
SURPRISE VALLEY CALIFORNIA-NORTHERN WASHOE COUNTY-
INCLUDING THE CITIES OF...CEDARVILLE...FORT BIDWELL...EMPIRE...
GERLACH
1053 AM PST MON DEC 7 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY FOR SNOW REMAINS IN EFFECT UNTIL 4 PM
PST THIS AFTERNOON.

* TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH THIS
  AFTERNOON...WITH THE HEAVIEST SNOW SOUTH OF GERLACH.

* TOTAL SNOW ACCUMULATIONS: 2 TO 4 INCHES WITH LOCAL AMOUNTS UP
  TO 6 INCHES.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS THROUGHOUT SURPRISE VALLEY AND NORTHERN WASHOE
  COUNTY. VISIBILITY MAY BE REDUCED TO HALF A MILE AT TIMES IN THE
  SNOW. IN AREAS THAT START TO CLEAR...ROADS WILL REMAIN
  SLICK...ICY AND HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW IS EXPECTED TO POSE AN INCONVENIENCE TO TRAVELERS. ROADS
WILL BECOME SLICK AND HAZARDOUS...WITH SNOW AND ICE FIRST
DEVELOPING ON BRIDGES AND OVERPASSES. MOTORISTS SHOULD SLOW DOWN
AND USE CAUTION.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN
TO NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

HTTP://WEATHER.GOV/RENO
PALMER/BINGAMAN
000 
WWUS45 KREV 072314
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
ISSUED BY NATIONAL WEATHER SERVICE SACRAMENTO CA
314 PM PST MON DEC 7 2009

...SNOWFALL EXPECTED THROUGHOUT THE EASTERN SIERRA AND WESTERN
NEVADA THROUGH THIS EVENING...

.A COLD LOW PRESSURE SYSTEM COMBINED WITH PACIFIC MOISTURE TO
GENERATE COPIOUS AMOUNTS OF SNOWFALL ACROSS THE EASTERN SIERRA
AND WESTERN NEVADA TODAY. HOWEVER...SNOW SHOWERS ARE BEGINNING TO
TAPER OFF THIS EVENING. 

CAZ072-NVZ002>004-080015-
/O.CAN.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
GREATER LAKE TAHOE AREA-GREATER RENO-CARSON CITY-MINDEN AREA-
WESTERN NEVADA BASIN AND RANGE INCLUDING PYRAMID LAKE-
INCLUDING THE CITIES OF...SOUTH LAKE TAHOE...TRUCKEE...SPARKS...
FERNLEY...FALLON...SILVER SPRINGS
314 PM PST MON DEC 7 2009

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RENO HAS CANCELLED THE WINTER
STORM WARNING. 

THE MAIN PRECIPITATION BAND IS MOVING OFF TO THE EAST THIS
EVENING...WITH ONLY ISOLATED TO SCATTERED SNOW SHOWERS REMAINING.
THEREFORE...THE WINTER STORM WARNING IS CANCELLED. HOWEVER...ROADS
WILL REMAIN SLICK AND ICY...MAKING TRAVEL TREACHEROUS.

$$

CAZ070-NVZ005-080015-
/O.CAN.KREV.WW.Y.0017.000000T0000Z-091208T0000Z/
SURPRISE VALLEY CALIFORNIA-NORTHERN WASHOE COUNTY-
INCLUDING THE CITIES OF...CEDARVILLE...FORT BIDWELL...EMPIRE...
GERLACH
314 PM PST MON DEC 7 2009

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RENO HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

THE MAIN PRECIPITATION BAND IS MOVING OFF TO THE EAST THIS
EVENING...WITH ONLY ISOLATED SNOW SHOWERS REMAINING. THEREFORE...THE
WINTER STORM WARNING IS CANCELLED. HOWEVER...ROADS WILL REMAIN
SLICK AND ICY...MAKING TRAVEL TREACHEROUS.

$$

CAZ073-080300-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
MONO-
INCLUDING THE CITY OF...MAMMOTH LAKES
314 PM PST MON DEC 7 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 7 PM
PST THIS EVENING.

* TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE THIS
  AFTERNOON...TAPERING OFF TO SHOWERS LATER THIS EVENING.

* TOTAL SNOW ACCUMULATIONS: 6 TO 12 INCHES IN THE VALLEYS. 1 TO 2
  FEET WEST OF HIGHWAY 395 ABOVE 7000 FEET WITH LOCAL AMOUNTS UP
  TO 3 FEET NEAR THE SIERRA CREST.

* WINDS: 20 TO 30 MPH WITH GUSTS UP TO 40 MPH THIS
  AFTERNOON...DECREASING TO NEAR 10 MPH THIS EVENING. RIDGES WILL BE
  GUSTING UP TO 70 MPH.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. VISIBILITY WILL BE REDUCED TO HALF A MILE AT TIMES
  IN THE SNOW...WITH NEAR-ZERO VISIBILITY POSSIBLE IN GUSTY WINDS
  AND BLOWING SNOW.

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY.  CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

NVZ001-080300-
/O.CON.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
MINERAL AND SOUTHERN LYON COUNTIES-
INCLUDING THE CITIES OF...HAWTHORNE...YERINGTON...SMITH VALLEY
314 PM PST MON DEC 7 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT
UNTIL 7 PM PST THIS EVENING. 

* TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH THIS
  AFTERNOON...TAPERING OFF LATER THIS EVENING.

* TOTAL SNOW ACCUMULATIONS: 5 TO 10 INCHES IN WESTERN MINERAL AND
  SOUTHERN LYON COUNTIES WITH 4 TO 7 INCHES IN EASTERN MINERAL
  COUNTY.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. VISIBILITY WILL BE REDUCED BELOW A HALF MILE AT
  TIMES IN THE SNOW.

CONDITIONS CAN DETERIORATE RAPIDLY DURING WINTER STORMS...SLOW
DOWN AND ALLOW EXTRA TIME WHEN TRAVELING.  CARRY TIRE CHAINS...
FOOD...WATER...BLANKETS AND A FLASHLIGHT IN YOUR CAR IN CASE OF
AN EMERGENCY. CHECK OUR WEBSITE AT WEATHER.GOV/RENO OR LISTEN TO
NOAA WEATHER RADIO FOR UPDATES ON THIS SITUATION.

&&

$$

HTTP://WEATHER.GOV/RENO 
PALMER
000 
WWUS45 KREV 080251
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
ISSUED BY NATIONAL WEATHER SERVICE SACRAMENTO CA
651 PM PST MON DEC 7 2009


CAZ073-080400-
/O.EXP.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
MONO-
INCLUDING THE CITY OF...MAMMOTH LAKES
651 PM PST MON DEC 7 2009

...WINTER STORM WARNING WILL EXPIRE AT 7 PM PST THIS EVENING...

THE WINTER STORM WARNING WILL EXPIRE AT 7 PM PST THIS EVENING. 

THE MAIN PRECIPITATION BAND CONTINUES TO SHIFT SOUTH AND EAST THIS
EVENING...WITH ONLY ISOLATED TO SCATTERED SHOWERS LINGERING OVER
MON0 COUNTY. THEREFORE...THE WINTER STORM WARNING WILL EXPIRE AT 7
PM. EXPECT ROADS TO REMAIN ICY AND SLICK THROUGH THE NIGHT TONIGHT AND
EARLY MORNING HOURS ON TUESDAY.


$$

NVZ001-080400-
/O.EXP.KREV.WS.W.0007.000000T0000Z-091208T0300Z/
MINERAL AND SOUTHERN LYON COUNTIES-
INCLUDING THE CITIES OF...HAWTHORNE...YERINGTON...SMITH VALLEY
651 PM PST MON DEC 7 2009

...WINTER STORM WARNING WILL EXPIRE AT 7 PM PST THIS EVENING...

THE WINTER STORM WARNING WILL EXPIRE AT 7 PM PST THIS EVENING. 

THE MAIN PRECIPITATION BAND CONTINUES TO SHIFT SOUTH AND EAST THIS
EVENING...WITH ONLY ISOLATED TO SCATTERED SHOWERS LINGERING OVER
MINERAL AND LYON COUNTIES. THEREFORE...THE WINTER STORM WARNING WILL
EXPIRE AT 7 PM. EXPECT ROADS TO REMAIN ICY AND SLICK THROUGH THE
NIGHT TONIGHT AND EARLY MORNING HOURS ON TUESDAY.

$$

HTTP://WEATHER.GOV/RENO

PALMER

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 Reno, NV wrote its last area forecast discussion before this winter storm warning went out at Dec 6, 2:54 AM PST, 1 hour 15 minutes earlier.

Area forecast discussion, Dec 6, 2:54 AM PST, 1 hour 15 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RENO NV
254 AM PST SUN DEC 6 2009

.SHORT TERM...
COLD CORE OF SECONDARY UPPER LOW IS EVIDENT ON SATELLITE IMAGERY
THIS MORNING OVER OREGON AS OF 10Z. THIS LOW WILL CONTINUE TO DROP
SOUTH TODAY...ALONG THE TROUGH OVER THE WESTERN CONUS...AND WILL
DIG WESTWARD BY TONIGHT INTO CA AND NV. THE JET MAX DIGGING AROUND
THE BASE OF THE TROUGH HAS AN OVER WATER TRAJECTORY AND WILL
ENTRAIN A WAVE OF PACIFIC MOISTURE INTO IT AS IT APPROACHES THE
CWA. THE COLD AIR MASS COMBINED WITH MOISTURE AND EXCELLENT
DYNAMICS WILL BE PERFECT FOR GENERATING SNOW. SNOW RATIOS ARE
EXPECTED TO BE IN THE 20-30 TO 1 RANGE IN THIS STORM WITH H7
TEMPERATURES IN THE -14 TO -18 DEGREE C RANGE EVEN DOWN TO THE
LOWEST VALLEY FLOORS. THE MOIST WAVE WILL ROTATE AROUND THE BASE
OF THE WESTERN TROUGH EJECTING EASTWARD MONDAY NIGHT... TAKING THE
SNOW WITH IT.

HAVE UPGRADED ALL AREAS IN THE WATCH TO A WINTER STORM WARNING
WHICH WILL BE ISSUED SHORTLY. IN ADDITION WILL BE ISSUING A SNOW
ADVISORY FOR SURPRISE VALLEY AND NORTHERN WASHOE COUNTY. ALL OF
THE ABOVE WILL BE IN EFFECT FROM SUNDAY NIGHT THROUGH MONDAY
NIGHT. SNOW TOTALS IN THE VALLEYS OF THE WARNED AREAS WILL BE 5 TO
10 INCHES WITH 25-30 INCHES IN THE HIGHER ELEVATIONS OF THE SIERRA.
THE ADVISORY AREA WILL SEE 3 TO 5 INCHES. SEE RNOWSWREV FOR
ADDITIONAL DETAILS OF THE ADVISORY AND WARNINGS.

UPPER LEVEL WINDS WILL BE STRONG AS THIS SYSTEM DROPS SOUTH WITH
RIDGES GUSTING 55-75 MPH. LAKE LEVEL WINDS WILL BE GUSTING 30-40
MPH SO HAVE CONTINUED WITH THE LAKE WIND ADVISORY FOR TAHOE. WILL
BE ENDING THE ADVISORY 3 HOURS EARLIER...AT 7 PM PST...BECAUSE THE
WINTER STORM WARNING WILL BE STARTING AT THAT POINT.

THE SYSTEM WILL LEAVE AN EXTREMELY COLD AIR MASS IN ITS WAKE AND
THE QUESTION IS JUST HOW COLD IT BE TUESDAY AND WEDNESDAY
MORNINGS. BROUGHT LOW TEMPERATURES UP A DEGREE OR TWO TUESDAY
MORNING AS IT APPEARS THERE WILL BE SOME REMNANT CLOUDS OVER THE
AREA. WITH THE UPSTREAM SYSTEM SLOWER TO COME IN...WEDNESDAY
MORNING WILL BE CLEAR...AND WITH LIGHT WINDS AND SNOW COVER...
TEMPERATURES SHOULD PLUNGE. DROPPED TEMPS ABOUT 5 DEGREES ACROSS
THE AREA WEDNESDAY MORNING. EXPECT WIDESPREAD SINGLE DIGIT TEMPS
WITH MANY PLACES EVEN DROPPING BELOW ZERO BOTH MORNINGS. DF

.LONG TERM...WEDNESDAY THROUGH SATURDAY...
MODELS CONTINUE TO BACK OFF ON LATE WEEK SYSTEM AND NOW DELAY
ARRIVAL UNTIL POSSIBLY THURSDAY MORNING. IN ADDITION...SYSTEM
LOOKING LESS AND LESS ORGANIZED WITH EACH RUN AND QPF ALONG SIERRA
CREST NOW DOWN TO ONLY 1-1.5 INCHES. HAVE GONE DRY NOW FOR WED...AND
WITH REINFORCING SHOT OF COLD AIR OVERNIGHT...HAVE LOWERED TEMPS
ABOUT 5 DEGREES...WITH HIGHS STRUGGLING TO REACH 30 ONCE AGAIN
THROUGHOUT WRN NV. EXPECT CLOUD COVER TO MOVE IN WED NIGHT...BUT NOT
SURE ABOUT PRECIP TIMING. GEFS A BIT FASTER THAN OPERATIONAL GFS/EC
SO HAVE LEFT POPS IN...BUT DRASTICALLY REDUCED THEM.

SYSTEM APPEARS TO HIT THU/THU NIGHT AND SAME REASONING WITH SNOW
LEVELS APPLY AS BEFORE. SFC GRADIENT REMAINS EAST SO EXPECT COLD AIR
DAMMING IN THE LEE OF SIERRA AND JUST ABOUT AN ALL SNOW EVENT. SNOW
LEVELS MAY BRIEFLY RISE FRI MORNING TO NEAR 5000 FEET...BUT THIS IS
NOW BECOMING LESS LIKELY AS THE TREND IS FOR THE SYSTEM TO TRACK
FURTHER SOUTH. KEPT THE HIGH POPS IN DURING THIS TIME...BUT DID NOT
ADJUST UPWARD. GIVEN THE TREND OF THE MODELS BACKING
OFF...CONFIDENCE IS NOW QUITE LOW WITH THIS SYSTEM DOING ANYTHING
SIGNIFICANT. NEW 06Z GFS IS ALARMING IN THAT IS ALMOST COMPLETELY
LOSES THE SYSTEM BY THE TIME IT ARRIVES. THIS WILL BE TREATED AS AN
OUTLIER RIGHT NOW...BUT GIVEN THE POTENTIAL SYSTEM SAT IT CANNOT BE
COMPLETELY DISCOUNTED EITHER.

FRI THERE IS SOME SHORT WAVE RIDGING...BUT NOW MODELS ARE IN GOOD
AGREEMENT WITH A WETTER SYSTEM FOR NEXT WEEKEND THAT COMES IN
PIECES. HAVE KEPT CHC POPS IN THE SIERRA WITH LOW CHC TO SLIGHT CHC
WRN NV OVER THE WEEKEND. REALLY HAVE NO CONFIDENCE TO GO HIGHER
DESPITE EXCELLENT MODEL AGREEMENT. MODELS WERE QUITE WET WITH THU
SYSTEM 3-4 DAYS AGO AND HAVE SIGNIFICANTLY BACKED OFF. PREFER TO
WAIT ON THIS ONE RIGHT NOW. IF IT DOES OCCUR...COULD BE IMPRESSIVE
AND WILL BE WARMER...BUT SNOW LEVELS DO NOT LOOK TO RISE ABOVE 6000
FEET WITH THAT ONE EITHER. WALLMANN

&&

.AVIATION...VFR CONDS WITH BRISK SW-W WINDS GUSTING TO 30 KT AT
KRNO/KTVL/KTRK FM 19Z THRU 03Z. WINTER STORM SET TO IMPACT THE
AREA BEGINNING AROUND 03Z FOR KTVL/KTRK AND 09-15Z FOR KRNO-
KLOL...DETAILS BELOW.

FOR KTVL/KTRK...EXPECT MVFR CIGS/VIS BY 03Z MON WITH IFR AFT 06Z.
LIFR CONDS...ABOUT 70 PCT CHC...AFT 12Z CONTINUING THRU AT LEAST 21Z
MON IN MDT-HVY SNOW. SIGNIFICANT RUNWAY ACCUMULATIONS WITH A FOOT OR
MORE POSSIBLE.

KRNO...EXPECT LGT -SN TO MOVE IN AFT 09Z WITH OCNL MVFR CIGS/VIS
THRU 15Z. THEN PDS OF IFR...90 PCT CHC...AND POSSIBLY LIFR THRU
21-00Z IN BANDS OF MDT SNOW. RUNWAY ACCUMULATION LIKELY WITH VERY
COLD TEMPS DURING SNOWFALL...IN THE 20S. AROUND 4 INCHES OR
SO...50-60 PCT PROBABILITY WITH MORE POSSIBLE.

KLOL...MAINLY VFR HERE...BUT PDS OF IFR CIGS/VIS FM 15-21Z IN
LGT-MDT SNOW. LGT RUNWAY ACCUMS POSSIBLE. WALLMANN

&&

.REV WATCHES/WARNINGS/ADVISORIES...
NV...WINTER STORM WARNING FROM 7 PM THIS EVENING TO 7 PM PST MONDAY
     FOR NVZ002.

     WINTER WEATHER ADVISORY FROM 10 PM THIS EVENING TO 4 PM PST
     MONDAY FOR NVZ005.

     WINTER STORM WARNING FROM 10 PM THIS EVENING TO 7 PM PST MONDAY
     FOR NVZ003.

     LAKE WIND ADVISORY FROM 10 AM THIS MORNING TO 7 PM PST THIS
     EVENING FOR NVZ002.

CA...WINTER STORM WARNING FROM 7 PM THIS EVENING TO 7 PM PST MONDAY
     FOR CAZ071-072.

     WINTER WEATHER ADVISORY FROM 10 PM THIS EVENING TO 4 PM PST
     MONDAY FOR CAZ070.

     WINTER STORM WARNING FROM 10 PM THIS EVENING TO 7 PM PST MONDAY
     FOR CAZ073.

     LAKE WIND ADVISORY FROM 10 AM THIS MORNING TO 7 PM PST THIS
     EVENING FOR CAZ072.

&&

HTTP://WEATHER.GOV/RENO

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 6, 4:09 AM PSTWinter Weather AdvisoryREVModoc35 hr
Dec 6, 1:06 PM PSTWind AdvisoryREVMono118 min
Dec 6, 3:04 PM PSTHigh Wind WarningREVMono7 hr

Nearby

Winter Storm Warnings in California, 2009Winter Storm Warnings in Nevada, 2009Every winter storm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.