Alert archive / California / Winter Storm Warnings in 2011

Winter Storm Warning 1, NWS Reno, NV

January 1, 2011Mono County, California

NWS Reno, NV issued this winter storm warning at Jan 1, 2011, 2:18 PM PST for Mono County, California. It took effect at Jan 1, 2011, 10:00 PM PST. It was in force for 23 hr. 6 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
Jan 1, 2011, 2:18 PM PST (22:18 UTC)
In effect from
Jan 1, 2011, 10:00 PM PST
Expired
Jan 2, 2011, 9:20 PM PST
In force
23 hr
Issued by
NWS Reno, NV

County Mono County, CA

The radar

The San Joaquin Valley radar (KHNX), 192 km from the middle of the area, began a volume at 22:18 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
Jan 2, 9:59 AM PSTHEAVY SNOW 162 W Mammoth Lakes, CAOVERNIGHT SNOWFALL TOTAL AT MAMMOTH MOUNTAIN SKI RESORT.
Jan 2, 10:00 AM PSTHEAVY SNOW 14June Lake, CAOVERNIGHT SNOWFALL TOTAL AT JUNE MOUNTAIN SKI RESORT.
Jan 2, 10:09 AM PSTSNOW 2Bodie, CAOVERNIGHT SNOWFALL TOTAL AT BODIE HISTORIC STATE PARK. OBSERVER REPORTED A TOTAL OF 30 INCHES ON THE GROUND.
Jan 2, 10:11 AM PSTSNOW 2Bridgeport, CAOVERNIGHT SNOWFALL TOTAL AT 6500 FEET. OBSERVER REPORTED 12 INCHES ON THE GROUND.
Jan 2, 10:16 AM PSTSNOW 1Lee Vining, CAOVERNIGHT SNOWFALL TOTAL AT 6800 FEET. OBSERVER REPORTED 17 INCHES ON THE GROUND.
Jan 2, 10:17 AM PSTSNOW 3Mammoth Lakes, CAOVERNIGHT SNOWFALL TOTAL AT 7800 FEET. LIQUID EQUIVALENT REPORTED WAS 0.19 INCHES. OBSERVER REPORTED 51 INCHES OF TOTAL SNOW ON THE GROUND.

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, 10.3 hours before the alert went out and 191 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 2011-01-01Temperature 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 2011-01-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1229 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
252 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.

936 
WWUS45 KREV 012218
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
218 PM PST SAT JAN 1 2011

...SNOW SUNDAY THROUGH EARLY MONDAY MORNING...

.LOW PRESSURE WILL CONTINUE TO MOVE DOWN THE CALIFORNIA COAST
THROUGH SUNDAY BEFORE SWINGING INLAND MONDAY MORNING. THIS WILL
BRING PERIODS OF MODERATE TO HEAVY SNOW TO THE SIERRA SOUTH OF
INTERSTATE 80 AND ACROSS FAR WESTERN NEVADA SOUTH OF HIGHWAY 50
TONIGHT THROUGH SUNDAY NIGHT.

CAZ073-021200-
/O.UPG.KREV.WW.Y.0002.110102T1200Z-110103T1200Z/
/O.NEW.KREV.WS.W.0001.110102T0600Z-110103T1200Z/
MONO-
INCLUDING THE CITIES OF...BRIDGEPORT...MAMMOTH LAKES
218 PM PST SAT JAN 1 2011

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 4 AM
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 4 AM PST MONDAY. THE WINTER WEATHER ADVISORY IS NO
LONGER IN EFFECT.

* TIMING: SCATTERED SNOW SHOWERS WILL CONTINUE ACROSS MONO COUNTY
  THIS EVENING WITH A PERIOD OF HEAVY SNOW TONIGHT THROUGH EARLY
  MONDAY MORNING.

* SNOW ACCUMULATIONS: 18 TO 30 INCHES ABOVE 7000 FEET WITH 6 TO 12
  INCHES BELOW 7000 FEET.

* IMPACTS: HEAVY SNOW WILL CAUSE TRAVEL DELAYS ALONG HIGHWAY 395
  THROUGH MONDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CONDITIONS WILL DETERIORATE TONIGHT...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.

&&

$$

CAZ072-NVZ002-021200-
/O.NEW.KREV.WW.Y.0003.110102T0600Z-110103T0600Z/
GREATER LAKE TAHOE AREA-
INCLUDING THE CITIES OF...SOUTH LAKE TAHOE...TRUCKEE...
INCLINE VILLAGE
218 PM PST SAT JAN 1 2011

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

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

* TIMING: SCATTERED SNOW SHOWERS WILL CONTINUE THIS EVENING WITH A
  PERIOD OF MODERATE TO HEAVY SNOW TONIGHT THROUGH SUNDAY EVENING.

* SNOW ACCUMULATIONS: 10 TO 18 INCHES ABOVE 7000 FEET WITH 6 TO
  12 INCHES AT LAKE LEVEL. HIGHEST AMOUNTS WILL OCCUR SOUTH OF
  HIGHWAY 50.

* IMPACTS: SNOW WILL IMPACT TRAVEL IN THE LAKE TAHOE BASIN AND
  ALPINE COUNTY TONIGHT THROUGH MONDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW WILL 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.

&&

$$

NVZ001-003-021200-
/O.NEW.KREV.WW.Y.0003.110102T0600Z-110103T0600Z/
MINERAL AND SOUTHERN LYON COUNTIES-GREATER RENO-CARSON CITY-
MINDEN AREA-
INCLUDING THE CITIES OF...HAWTHORNE...YERINGTON...SMITH VALLEY...
SPARKS...GARDNERVILLE...VIRGINIA CITY
218 PM PST SAT JAN 1 2011

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

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

* TIMING: ISOLATED SNOW SHOWERS WILL CONTINUE THIS EVENING WITH A
  PERIOD OF MODERATE TO HEAVY SNOW TONIGHT THROUGH SUNDAY EVENING.
  THE HEAVIEST SNOW WILL OCCUR IN DOUGLAS AND SOUTHERN LYON
  COUNTIES.

* SNOW ACCUMULATIONS: 3 TO 6 INCHES IN DOUGLAS AND SOUTHERN LYON
  COUNTIES...WITH UP TO 2 INCHES IN RENO AND CARSON CITY.

* IMPACTS: SNOW WILL CAUSE TRAVEL DELAYS ALONG INTERSTATE 80 AND
  HIGHWAYS 395...50...AND 88 SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW WILL 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
4 follow-up statements
959 
WWUS45 KREV 021138
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
338 AM PST SUN JAN 2 2011

...SNOW SUNDAY THROUGH EARLY MONDAY MORNING...

.LOW PRESSURE WILL CONTINUE TO MOVE DOWN THE CALIFORNIA COAST TODAY
BEFORE SWINGING INLAND MONDAY MORNING. THIS WILL BRING PERIODS OF
MODERATE TO HEAVY SNOW TO THE SIERRA SOUTH OF INTERSTATE 80 AND
ACROSS FAR WESTERN NEVADA SOUTH OF HIGHWAY 50 TODAY AND TONIGHT.

CAZ073-030100-
/O.CON.KREV.WS.W.0001.000000T0000Z-110103T1200Z/
MONO-
INCLUDING THE CITIES OF...BRIDGEPORT...MAMMOTH LAKES
338 AM PST SUN JAN 2 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL.
4 AM PST MONDAY. 

* TIMING: SNOW WILL CONTINUE TO INCREASE TODAY WITH PERIODS OF
  HEAVY SNOW TONIGHT THROUGH EARLY MONDAY MORNING.

* SNOW ACCUMULATIONS: 20 TO 35 INCHES ABOVE 7000 FEET WITH 6 TO 12
  INCHES BELOW 7000 FEET.

* IMPACTS: HEAVY SNOW WILL CAUSE TRAVEL DELAYS ALONG HIGHWAY 
  395 THROUGH MONDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CONDITIONS WILL DETERIORATE THROUGH TONIGHT...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.

&&

$$

CAZ072-NVZ002-030100-
/O.CON.KREV.WW.Y.0003.000000T0000Z-110103T0600Z/
GREATER LAKE TAHOE AREA-
INCLUDING THE CITIES OF...SOUTH LAKE TAHOE...TRUCKEE...
INCLINE VILLAGE
338 AM PST SUN JAN 2 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER WEATHER ADVISORY FOR SNOW REMAINS IN EFFECT UNTIL 10 PM
PST THIS EVENING. 

* TIMING: LIGHT TO MODERATE SNOW WILL CONTINUE TO DEVELOP TODAY
  WITH PERIODS OF HEAVY SNOW POSSIBLE THROUGH THIS EVENING.

* SNOW ACCUMULATIONS: 10 TO 18 INCHES ABOVE 7000 FEET WITH 6 TO 
  12 INCHES AT LAKE LEVEL. HIGHEST AMOUNTS WILL OCCUR SOUTH OF 
  HIGHWAY 50.

* IMPACTS: SNOW WILL IMPACT TRAVEL IN THE LAKE TAHOE BASIN AND
  ALPINE COUNTY LATE THIS MORNING THROUGH MONDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW WILL 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.

&&

$$

NVZ001-003-030100-
/O.CON.KREV.WW.Y.0003.000000T0000Z-110103T0600Z/
MINERAL AND SOUTHERN LYON COUNTIES-GREATER RENO-CARSON CITY-
MINDEN AREA-
INCLUDING THE CITIES OF...HAWTHORNE...YERINGTON...SMITH VALLEY...
SPARKS...GARDNERVILLE...VIRGINIA CITY
338 AM PST SUN JAN 2 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER WEATHER ADVISORY FOR SNOW REMAINS IN EFFECT UNTIL 10 PM
PST THIS EVENING. 

* TIMING: LIGHT TO MODERATE SNOW WILL DEVELOP LATE THIS MORNING
  AND CONTINUE THROUGH THIS EVENING WITH PERIODS OF HEAVY SNOW
  POSSIBLE. THE HEAVIEST SNOW WILL OCCUR IN DOUGLAS AND SOUTHERN
  LYON COUNTIES.

* SNOW ACCUMULATIONS: 3 TO 6 INCHES IN DOUGLAS AND SOUTHERN 
  LYON COUNTIES...WITH UP TO 2 INCHES IN RENO AND CARSON CITY. 

* IMPACTS: SNOW WILL CAUSE TRAVEL DELAYS ALONG INTERSTATE 80 AND
  HIGHWAYS 395...50...AND 88.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW WILL 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
859 
WWUS45 KREV 021654
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
854 AM PST SUN JAN 2 2011

...SNOW TODAY THROUGH MONDAY MORNING...

.LOW PRESSURE NEAR THE CALIFORNIA COAST WILL MOVE INLAND TODAY
AND PASS OVER THE CENTRAL SIERRA THIS EVENING. THIS WILL BRING
PERIODS OF MODERATE TO HEAVY SNOW TO THE SIERRA SOUTH OF
INTERSTATE 80 AND ACROSS FAR WESTERN NEVADA SOUTH OF HIGHWAY 50
LATER TODAY AND TONIGHT.

CAZ073-030000-
/O.CON.KREV.WS.W.0001.000000T0000Z-110103T1200Z/
MONO-
INCLUDING THE CITIES OF...BRIDGEPORT...MAMMOTH LAKES
854 AM PST SUN JAN 2 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL
4 AM PST MONDAY. 

* TIMING: SNOW WILL INCREASE THIS AFTERNOON WITH PERIODS OF
  MODERATE TO HEAVY SNOW THROUGH EARLY MONDAY MORNING.

* SNOW ACCUMULATIONS: 1 TO 3 FEET ABOVE 7000 FEET WITH UP TO 12
  INCHES BELOW 7000 FEET. THE HIGHEST AMOUNTS WILL OCCUR NEAR
  MAMMOTH MOUNTAIN.

* IMPACTS: HEAVY SNOW WILL CAUSE TRAVEL DELAYS ALONG HIGHWAY 
  395 THROUGH MONDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CONDITIONS WILL DETERIORATE TODAY...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.

&&

$$

CAZ072-NVZ002-030000-
/O.CON.KREV.WW.Y.0003.000000T0000Z-110103T0600Z/
GREATER LAKE TAHOE AREA-
INCLUDING THE CITIES OF...SOUTH LAKE TAHOE...TRUCKEE...
INCLINE VILLAGE
854 AM PST SUN JAN 2 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER WEATHER ADVISORY FOR SNOW REMAINS IN EFFECT UNTIL 10 PM
PST THIS EVENING. 

* TIMING: SNOW WILL INCREASE THIS AFTERNOON CONTINUE THROUGH THIS
  EVENING. THE HEAVIEST SNOW WILL OCCUR SOUTH OF HIGHWAY 50 AND
  ALPINE COUNTY.

* SNOW ACCUMULATIONS SOUTH OF HIGHWAY 50: 10 TO 18 INCHES ABOVE
  7000 FEET WITH 6 TO 12 INCHES BELOW 7000 FEET. 

* SNOW ACCUMULATIONS NORTH OF HIGHWAY 50: 6 TO 12 INCHES ABOVE
  7000 FEET WITH UP TO 6 INCHES AT LAKE LEVEL.

* IMPACTS: TRAVEL DELAYS LEAVING THE TAHOE BASIN DUE TO SNOW MAY
  BE LONGER FOR HIGHWAY 50 OVER ECHO SUMMIT THAN INTERSTATE 80
  OVER DONNER SUMMIT. TRAVEL WILL BE DIFFICULT ALONG HIGHWAY 89
  SOUTH OF THE TAHOE BASIN AND HIGHWAY 88 THROUGH ALPINE COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW WILL 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.

&&

$$

NVZ001-003-030000-
/O.CON.KREV.WW.Y.0003.000000T0000Z-110103T0600Z/
MINERAL AND SOUTHERN LYON COUNTIES-GREATER RENO-CARSON CITY-
MINDEN AREA-
INCLUDING THE CITIES OF...HAWTHORNE...YERINGTON...SMITH VALLEY...
SPARKS...GARDNERVILLE...VIRGINIA CITY
854 AM PST SUN JAN 2 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING FOR AREAS SOUTH OF HIGHWAY 50...

A WINTER WEATHER ADVISORY FOR SNOW REMAINS IN EFFECT UNTIL 10 PM
PST THIS EVENING. 

* TIMING: SNOW WILL DEVELOP BY LATE AFTERNOON OR EARLY THIS EVENING
  WITH THE HEAVIEST SNOW OCCURRING SOUTH OF HIGHWAY 50. THIS
  INCLUDES DOUGLAS...SOUTHERN LYON AND WESTERN MINERAL COUNTIES.

* SNOW ACCUMULATIONS SOUTH OF HIGHWAY 50: UP TO 4 INCHES...WITH
  HIGHER AMOUNTS POSSIBLE ABOVE 5000 FEET.

* SNOW ACCUMULATIONS NORTH OF HIGHWAY 50: UP TO 2 INCHES...WITH
  LITTLE TO NO ACCUMULATION POSSIBLE IN THE RENO AREA.

* IMPACTS: SNOW WILL CAUSE TRAVEL DELAYS ALONG HIGHWAYS 95...395
  IN DOUGLAS COUNTY...338 AND 359.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW WILL 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.

&&

$$

BRONG

HTTP://WEATHER.GOV/RENO
735 
WWUS45 KREV 022312
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
312 PM PST SUN JAN 2 2011

...SNOW TODAY THROUGH MONDAY MORNING...

.LOW PRESSURE NEAR THE CALIFORNIA COAST WILL MOVE INLAND TODAY
AND PASS OVER THE CENTRAL SIERRA THIS EVENING. THIS WILL BRING
PERIODS OF MODERATE TO HEAVY SNOW TO THE SIERRA SOUTH OF
INTERSTATE 80 AND ACROSS FAR WESTERN NEVADA SOUTH OF HIGHWAY
50 LATER TODAY AND TONIGHT.

CAZ073-030715-
/O.CON.KREV.WS.W.0001.000000T0000Z-110103T1200Z/
MONO-
INCLUDING THE CITIES OF...BRIDGEPORT...MAMMOTH LAKES
312 PM PST SUN JAN 2 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST MONDAY...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL
4 AM PST MONDAY. 

* TIMING: MODERATE TO HEAVY SNOW WILL CONTINUE THROUGH EARLY
  MONDAY MORNING. LIGHT SNOW MAY CONTINUE INTO MONDAY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS: 1 TO 3 FEET ABOVE 7000 FEET WITH UP TO
  12 INCHES BELOW 7000 FEET. 

* IMPACTS: HEAVY SNOW WILL CAUSE TRAVEL DELAYS ALONG HIGHWAY 
  395 THROUGH MONDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

NVZ004-030715-
/O.EXB.KREV.WW.Y.0003.000000T0000Z-110103T1800Z/
WESTERN NEVADA BASIN AND RANGE INCLUDING PYRAMID LAKE-
312 PM PST SUN JAN 2 2011

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM PST MONDAY...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A WINTER WEATHER
ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 10 AM PST MONDAY.

* TIMING: SNOW WILL INCREASE TONIGHT ACROSS SOUTHERN CHURCHILL
  COUNTY AND CONTINUE THROUGH MONDAY MORNING.

* LOCATIONS INCLUDE: FALLON...SLIVER SPRINGS AND MIDDLEGATE.

* SNOW ACCUMULATIONS ALONG AND SOUTH OF HIGHWAY 50: 1 TO 3 INCHES.

* SNOW ACCUMULATIONS NORTH OF HIGHWAY 50: LESS THAN 1 INCH.

* IMPACTS: SNOW WILL IMPACT TRAVEL ALONG HIGHWAY 50 AND HIGHWAY 95
  SOUTH OF FALLON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW WILL 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.

&&

$$

NVZ001-003-030715-
/O.EXT.KREV.WW.Y.0003.000000T0000Z-110103T1800Z/
MINERAL AND SOUTHERN LYON COUNTIES-GREATER RENO-CARSON CITY-
MINDEN AREA-
INCLUDING THE CITIES OF...HAWTHORNE...YERINGTON...SMITH VALLEY...
GARDNERVILLE
312 PM PST SUN JAN 2 2011

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 AM PST MONDAY
SOUTH OF HIGHWAY 50...

THE WINTER WEATHER ADVISORY FOR SNOW IS NOW IN EFFECT UNTIL 10 AM
PST MONDAY. 

* TIMING: SNOW WILL INCREASE THIS EVENING SOUTH OF HIGHWAY 50 AND
  CONTINUE THROUGH MONDAY MORNING.

* LOCATIONS INCLUDE: MINDEN...GARDNERVILLE...YERINGTON AND
  HAWTHORNE.

* SNOW ACCUMULATIONS SOUTH OF HIGHWAY 50: 1 TO 4 INCHES...WITH
  AMOUNTS UP TO 6 INCHES ABOVE 5000 FEET.

* SNOW ACCUMULATIONS ALONG AND NORTH OF HIGHWAY 50: LESS THAN 1
  INCH.

* IMPACTS: SNOW WILL CAUSE TRAVEL DELAYS ALONG HIGHWAY 95 FROM
  SILVER SPRINGS TO HAWTHORNE...HIGHWAY 395 IN DOUGLAS COUNTY AND
  HIGHWAY 88 SOUTH OF MINDEN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW WILL POSE AN INCONVENIENCE TO TRAVELERS. ROADS WILL BE 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.

&&

$$

CAZ072-NVZ002-030600-
/O.CON.KREV.WW.Y.0003.000000T0000Z-110103T0600Z/
GREATER LAKE TAHOE AREA-
INCLUDING THE CITY OF...SOUTH LAKE TAHOE
312 PM PST SUN JAN 2 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING SOUTH OF HIGHWAY 50...

A WINTER WEATHER ADVISORY FOR SNOW REMAINS IN EFFECT UNTIL 10 PM
PST THIS EVENING. 

* TIMING: MODERATE SNOW WILL CONTINUE OVER ALPINE COUNTY... WITH
  LIGHT SNOW FOR THE TAHOE BASIN THROUGH THIS EVENING.

* LOCATIONS INCLUDE: MEYERS...LUTHER PASS AND ALPINE COUNTY.

* TOTAL SNOW ACCUMULATIONS SOUTH OF HIGHWAY 50: 10 TO 18 INCHES
  ABOVE 7000 FEET WITH 6 TO 12 INCHES BELOW 7000 FEET.

* TOTAL SNOW ACCUMULATIONS NORTH OF HIGHWAY 50: 5 TO 10 INCHES
  ABOVE 7000 FEET WITH UP TO 4 INCHES AT LAKE LEVEL. LITTLE TO NO
  ACCUMULATION IS POSSIBLE ALONG INTERSTATE 80 AND OVER DONNER
  SUMMIT.

* IMPACTS: TRAVEL WILL BE DIFFICULT ALONG HIGHWAY 89 SOUTH OF
  MEYERS AND HIGHWAY 88 THROUGH ALPINE COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SNOW WILL POSE AN INCONVENIENCE TO TRAVELERS. ROADS WILL BE 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.

&&

$$

BRONG

HTTP://WEATHER.GOV/RENO
091 
WWUS45 KREV 030520
WSWREV

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
920 PM PST SUN JAN 2 2011

CAZ073-030630-
/O.CAN.KREV.WS.W.0001.000000T0000Z-110103T1200Z/
MONO-
INCLUDING THE CITIES OF...BRIDGEPORT...MAMMOTH LAKES
920 PM PST SUN JAN 2 2011

...WINTER STORM WARNING IS CANCELLED...

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

HEAVIEST SNOW HAS DEPARTED THE AREA. ONLY LIGHT SNOW SHOWERS ARE
EXPECTED TO CONTINUE INTO MONDAY MORNING WITH MINIMAL
ACCUMULATIONS OF LESS THAN 2 INCHES.

$$

NVZ001-003-004-030630-
/O.CAN.KREV.WW.Y.0003.000000T0000Z-110103T1800Z/
MINERAL AND SOUTHERN LYON COUNTIES-GREATER RENO-CARSON CITY-
MINDEN AREA-WESTERN NEVADA BASIN AND RANGE INCLUDING PYRAMID LAKE-
INCLUDING THE CITIES OF...HAWTHORNE...YERINGTON...SMITH VALLEY...
GARDNERVILLE
920 PM PST SUN JAN 2 2011

...WINTER WEATHER ADVISORY IS CANCELLED...

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

HEAVIEST SHOWERS HAVE MOVED OUT OF THE AREA. LIGHT SNOW SHOWERS
ARE EXPECTED THROUGH MONDAY MORNING SOUTH OF HIGHWAY 50 WITH ONLY
MINIMAL ACCUMULATIONS OF LESS THAN AN INCH.

$$

CAZ072-NVZ002-030630-
/O.CAN.KREV.WW.Y.0003.000000T0000Z-110103T0600Z/
GREATER LAKE TAHOE AREA-
INCLUDING THE CITY OF...SOUTH LAKE TAHOE
920 PM PST SUN JAN 2 2011

...WINTER WEATHER ADVISORY IS CANCELLED...

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

HEAVIEST SHOWERS HAVE MOVED OUT OF THE AREA. LIGHT SNOW SHOWERS
ARE EXPECTED THROUGH TONIGHT SOUTH OF HIGHWAY 50 WITH ONLY MINIMAL
ACCUMULATIONS OF LESS THAN AN INCH.

$$

HOON

HTTP://WEATHER.GOV/RENO

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 Jan 1, 10:16 AM PST, 4 hours 2 minutes earlier.

Area forecast discussion, Jan 1, 10:16 AM PST, 4 hours 2 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RENO NV
1016 AM PST SAT JAN 1 2011

.UPDATE...
WARM AIR ADVECTING IS DECREASING ACROSS THE AREA...WITH SNOW
SHOWERS FOR THE REST OF TODAY AS A BIT OF COLD AIR PASSED OVER THE
SIERRA AND WESTERN NEVADA. THE WARM AIR ADVECTION HAS INCREASED
TEMPERATURE IN THE SIERRA BETWEEN 6000 AND 7000 FEET TO NEAR OR
JUST ABOVE FREEZING....WITH A RAIN/SNOW MIX OR SLEET/SNOW PELLET
SHOWERS POSSIBLE THROUGH THIS AFTERNOON IN THIS LAYER.

PRECIP WILL REMAIN ALL SNOW OR SLEET/SNOW PELLETS ACROSS WESTERN
NEVADA WITH TEMPERATURE TO REMAIN BELOW FREEZING.

ADDITIONAL SNOW ON TRACK FOR SUNDAY/SUNDAY NIGHT BUT MODELS HAVE
PUSHED THE TRACK OF THE LOW BACK OFFSHORE WITH THE HEAVIEST PRECIP
WELL SOUTH OF THE AREA. BEST SHOT AT SIGNIFICANT SNOW WILL BE THE
MAMMOTH LAKES AREA...WHERE 12-18 INCHES IS POSSIBLE. BRONG

&&

.PREVIOUS DISCUSSION... /ISSUED 421 AM PST SAT JAN 1 2011/

SHORT TERM...
LIGHT SNOW HAS BEGUN TO FALL OVER THE SIERRA AND INTO WESTERN
NEVADA THIS MORNING AS SEVERAL BANDS OF SNOW DRIVEN BY WARM AIR
ADVECTION MOVE ACROSS THE REGION. EXPECT LIGHT SNOW TO CONTINUE IN
THE RENO/CC/MINDEN AREA UNTIL AROUND NOON TODAY. WILL CONTINUE
THIS MORNING'S SNOW ADVISORY FOR TAHOE BASIN AND RENO/CC/MINDEN AS
THE SNOW BANDS LOOK TO BE QUITE EFFICIENT WITH SNOW RATIOS AROUND
20:1. WITH MEAGER QPF...EXPECTING 1 TO 3 INCHES IN THE LOWER
VALLEYS EAST OF THE SIERRA AND 3 TO 5 INCHES AT LAKE LEVEL THIS
MORNING. SNOW WILL TAPER OFF BY EARLY AFTERNOON WHICH WILL OFFER A
BRIEF BREAK THROUGH THIS EVENING BEFORE THE NEXT WAVE OF
PRECIPITATION ASSOCIATED WITH A CLOSED LOW OFF THE CALIFORNIA
COAST MOVES OVER THE SIERRA.

THE TRACK OF THE LOW IS STILL A POINT OF CONTENTION AS SHORT RANGE
MODELS STILL HAVE YET TO AGREE ON ITS PROGRESSION AFTER SUNDAY
MORNING. OVERALL CONSENSUS HAS THE CENTER OF THE LOW SLOWLY MOVING
SOUTH OFF THE WEST COAST BEFORE TURNING SLIGHTLY SOUTHEAST AND
MOVING NEAR/OVER THE CENTRAL CALIFORNIA COAST BY SUNDAY MORNING.
ALL MODELS INDICATE SOME QPF REACHING THE SIERRA CREST EARLY
SUNDAY MORNING...WHICH WOULD BRING PERIODS OF SNOW THROUGH THE
DAY SUNDAY INTO SUNDAY NIGHT. SPECIFIC QPF AMOUNTS ARE STILL IN
QUESTION AS VALUES WERE LOOKING DECENT IN EARLIER RUNS...BUT
LATEST MODEL RUNS THIS MORNING INDICATE DRIER SOLUTIONS. AFTER
MUCH DELIBERATION...HAVE DECIDED TO ISSUE A WINTER WEATHER
ADVISORY FOR SNOW IN MONO COUNTY FROM SUNDAY MORNING THROUGH EARLY
MONDAY MORNING AS BEST DYNAMICS FROM THE LOW ARE NOW FOCUSED MORE
TOWARDS THE CENTRAL/SOUTHERN SIERRA. AM LEAVING TAHOE OUT OF THE ADVISORY
FOR NOW AS QPF IS TOO LOW TO WARRANT AN ADVISORY AT THIS TIME.
HOWEVER...THIS IS SUBJECT TO CHANGE IF THE LOW TRACKS FURTHER EAST
OVER CALIFORNIA.

FOR MONDAY INTO TUESDAY...MODELS STILL DIVERGE CONSIDERABLY...
WITH THE ECMWF INDICATING A SECOND CLOSED LOW MOVING IN BEHIND
THIS WEEKEND'S WHILE THE GFS AND NAM ARE NOW SHOWING THE ORIGINAL CLOSED
LOW REMAINING IN PLACE AND OPENING UP TO BE ABSORBED INTO THE
OVERALL LONGWAVE TROUGH OVER THE WESTERN U.S. HOWEVER...AS
DIFFERENT AS THESE SOLUTIONS ARE...BOTH SCENARIOS KEEP OUR AREA
DRY WITH LIGHT WINDS AND PARTLY TO MOSTLY CLOUDY SKIES SO HAVE
MADE LITTLE CHANGE TO THIS TIME PERIOD. LABELLE

LONG TERM...TUESDAY THROUGH FRIDAY...
THERE REMAINS A SIGNIFICANT AMOUNT OF DISAGREEMENT BETWEEN THE ECMWF
AND OTHER OPERATIONAL MEDIUM RANGE GUIDANCE THIS FORECAST. BOTH THE
GFS AND GEM DEVELOP A REX-TYPE BLOCK OVER THE RGN FROM LATE TUESDAY
THROUGH THURSDAY...WHILE ECMWF FIRST HOLDS ON TO A WEAK SECONDARY
UPPER LOW JUST OFF THE CA COAST THROUGH EARLY WEDNESDAY THEN
DEVELOPS A SHORT WAVE RIDGE THAT SLIDES EAST BY EARLY FRIDAY AS A
MORE SIGNIFICANT UPPER TROF BEGINS TO MOVE INTO THE PAC COAST. THE
GFS AND GEM DROP AN UPPER LOW DOWN THE COAST TUESDAY WITH A RIDGE
BUILDING IN FROM THE NORTH AND REMAINING IN PLACE THROUGH FRIDAY AS
THE UPPER LOW BECOMES CUT OFF AND WANDERS OFF THE SRN CA COAST. GEFS
ENSEMBLES MEMBERS GENERALLY SUPPORT GFS/GEM SOLUTION THROUGH
THURSDAY BEFORE DIVERGING FRIDAY WITH SOME DEVELOPING A TROF LATE
FRIDAY WHILE OTHERS HOLD ON TO THE RIDGE.

GIVEN THAT THE ECMWF IS AN OUTLIER THROUGH THURSDAY...HAVE BASICALLY
THROWN OUT ITS SOLUTION THROUGH THURSDAY AND WILL TREND FORECAST
TOWARD THE GFS/GEM SOLUTIONS. THIS MEANS DRY CONDITIONS THROUGH LATE
THURSDAY AND RATHER COLD IN THE WRN NV VALLEYS AS INVERSIONS
DEVELOP/REMAIN IN PLACE THROUGH AT LEAST THURSDAY. LIKELY THAT TEMPS
WILL BE 5 TO 10 DEGREES BELOW AVERAGE FOR HIGHS IN THE WRN NV
VALLEYS THROUGH MOST OF THE EXTENDED FORECAST AND IT IS POSSIBLE
THAT SOME SIERRA VALLEYS WILL BE WARMER THAN WRN NV VALLEYS.

FRIDAY IS MORE PROBLEMATIC AS ENSEMBLE MEMBERS START TO DIVERGE.
EVEN THOUGH OPERATIONAL GFS IS DRY WILL KEEP THE CURRENT LOW POPS IN
THE FORECAST FOR THAT TIME PERIOD AS FORECAST CONFIDENCE IS
EXTREMELY LOW AND DO NOT HAVE ENOUGH EVIDENCE TO MAKE BIG CHANGES.
IF ECMWF IS CORRECT BY THEN THERE WILL NEED TO BE INCREASED POPS FOR
FRIDAY. MLF

AVIATION...
PCPN HAS BEEN SLOW TO DEVELOP OVERNIGHT BUT THERE IS NOW SNOW AT
KBLU AND RADAR IMAGERY SUPPORTS IT MOVING INTO THE TAHOE AREA BY
1/12 UTC. STILL NO DATA FROM KTVL AS PROBLEMS CONTINUE WITH THE
SENSORS AND WEB CAMS IN THAT AREA DO NOT COVER THE AIRPORT WELL. BUT
WILL MAKE AN ATTEMPT AT ISSUING A TAF WITH THE IDEA THAT AMENDMENTS
WILL NOT MATERIALIZE.

FORCING IS FAIRLY WEAK FOR TODAY BUT SNOW SHOULD DEVELOP BY AT KTRK
BY 1/12 UTC AND CONTINUE THROUGH ROUGHLY 1/20 UTC WITH IFR
CIGS/VSBYS AT TIMES. FOR KRNO THAT SNOW WILL BE SLOWER TO DEVELOP
AND SHORTER LIVED. SNOW SHOWERS IN THE KRNO AREA AFTER 1/13 UTC WITH
INTERMITTENT CIGS/VSBYS AT OR BELOW 2000/4 THROUGH 1/17 UTC. THEN
VCSH UNTIL ROUGHLY 1/20 UTC.

NEXT ROUND OF PCPN TO DEVELOP IN THE SIERRA OVERNIGHT AFTER 2/09 UTC
AS ANOTHER AREA OF LOW PRESSURE DROPS DOWN THE CA COAST. MLF

&&

.REV WATCHES/WARNINGS/ADVISORIES...
NV...WINTER WEATHER ADVISORY UNTIL 10 AM PST THIS MORNING NVZ002.

     WINTER WEATHER ADVISORY UNTIL 10 AM PST THIS MORNING NVZ003.

CA...WINTER WEATHER ADVISORY FROM 4 AM SUNDAY TO 4 AM PST MONDAY
     CAZ073.

     WINTER WEATHER ADVISORY UNTIL 10 AM PST THIS MORNING CAZ072.

&&

HTTP://WEATHER.GOV/RENO

In the hours before

Local storm report, Jan 1, 10:02 AM PST, 4 hours 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RENO NV
1002 AM PST SAT JAN 01 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1001 AM     HEAVY SNOW       1 E SLOAT               39.87N 120.72W
01/01/2011  M6.0 INCH        PLUMAS             CA   TRAINED SPOTTER

            SNOWFALL IN LESS THAN 12 HOURS AT 4200 FT.

&&

SSNYDER
Special weather statement, Jan 1, 10:27 AM PST, 3 hours 51 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RENO NV
1027 AM PST SAT JAN 1 2011

CAZ071>073-NVZ002-003-020630-
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
GREATER LAKE TAHOE AREA-MONO-GREATER RENO-CARSON CITY-MINDEN AREA-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE...WESTWOOD...
SIERRAVILLE...LOYALTON...SOUTH LAKE TAHOE...TAHOE CITY...
TRUCKEE...MARKLEEVILLE...BRIDGEPORT...COLEVILLE...LEE VINING...
MAMMOTH LAKES...GLENBROOK...INCLINE VILLAGE...SPARKS...VERDI...
GARDNERVILLE...VIRGINIA CITY
1027 AM PST SAT JAN 1 2011

...PERIODS OF SNOW THROUGH SUNDAY NIGHT...

LOW PRESSURE OVER THE NORTHEAST PACIFIC WILL SLOWLY MOVE DOWN THE
CALIFORNIA COAST THROUGH SUNDAY NIGHT...WITH PERIODS OF SNOW
AFFECTING THE SIERRA AND WESTERN NEVADA.

SNOW SHOWERS WILL TAPER OFF THIS AFTERNOON...THEN INCREASE SUNDAY
MORNING AS THE LOW PASSES SOUTH OF SAN FRANCISCO. THE HIGHEST
ACCUMULATIONS WILL OCCUR IN MONO COUNTY WHERE A FOOT OR MORE SNOW
IS POSSIBLE NEAR THE CREST BY MONDAY MORNING.

FOR LAKE TAHOE BASIN...4 TO 8 INCHES OF SNOW IS POSSIBLE OVER THE
HIGHER PASSES SUNDAY WITH 2 TO 5 INCHES POSSIBLE AT LAKE LEVEL.
HIGHER AMOUNTS ARE POSSIBLE...DEPENDING ON THE FINAL TRACK OF THE
LOW. ACROSS WESTERN NEVADA...UP TO 2 INCHES IS POSSIBLE ALONG
HIGHWAY 395 SOUTH OF RENO ON SUNDAY.

SNOW WILL CAUSE TRAVEL DELAYS THROUGH SUNDAY EVENING ALONG
INTERSTATE 80 AND HIGHWAYS 50 AND 395. TRAVELERS SHOULD STAY TUNED
TO THE FORECAST...AND PLAN FOR EXTRA TRAVEL TIME TO REACH THEIR
DESTINATIONS.

HTTP://WEATHER.GOV/RENO
Local storm report, Jan 1, 10:49 AM PST, 3 hours 29 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE RENO NV
1049 AM PST SAT JAN 01 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0759 AM     SNOW             5 ENE CISCO             39.32N 120.45W
01/01/2011  M6.0 INCH        NEVADA             CA   TRAINED SPOTTER

            12 HR SNOWFALL AT KINGVALE.

0803 AM     SNOW             1 NNW CARSON CITY       39.18N 119.77W
01/01/2011  M2.5 INCH        CARSON CITY        NV   TRAINED SPOTTER

            SNOWFALL THIS MORNING. STILL SNOWING HEAVILY AT ABOUT 1
            INCH PER HOUR.

0911 AM     SNOW             1 N COLD SPRINGS VALLEY 39.68N 119.96W
01/01/2011  M1.5 INCH        WASHOE             NV   TRAINED SPOTTER

            TOTAL THIS MORNING WITH 0.11 INCHES OF LIQUID EQUIVALENT.

1001 AM     HEAVY SNOW       1 E SLOAT               39.87N 120.72W
01/01/2011  M6.0 INCH        PLUMAS             CA   TRAINED SPOTTER

            SNOWFALL IN LESS THAN 12 HOURS AT 4200 FT.

1012 AM     SNOW             2 SSE CARSON CITY       39.15N 119.76W
01/01/2011  M3.0 INCH        CARSON CITY        NV   TRAINED SPOTTER

            OVERNIGHT SNOWFALL TOTAL.

1026 AM     SNOW             BOCA RESERVOIR          39.40N 120.09W
01/01/2011  M3.0 INCH        NEVADA             CA   CO-OP OBSERVER

            OVERNIGHT SNOWFALL TOTAL WITH 0.12 INCHES OF LIQUID
            EQUIVALENT REPORTED. OBSERVER REPORTED 16 TOTAL INCHES OF
            SNOW ON THE GROUND.

1027 AM     HEAVY SNOW       3 N MINDEN              39.04N 119.76W
01/01/2011  M6.0 INCH        DOUGLAS            NV   TRAINED SPOTTER

            SPOTTER REPORTED 6 INCHES OF NEW SNOWFALL SINCE 5AM.

1028 AM     SNOW             BRIDGEPORT              38.26N 119.22W
01/01/2011  M1.0 INCH        MONO               CA   CO-OP OBSERVER

            OVERNIGHT SNOWFALL TOTAL WITH 0.08 INCHES OF LIQUID
            EQUIVALENT REPORTED.

1029 AM     SNOW             CARSON CITY             39.17N 119.76W
01/01/2011  M3.0 INCH        CARSON CITY        NV   CO-OP OBSERVER

            OBSERVER REPORTED 3 INCHES OF NEW SNOWFALL SINCE ROUGHLY
            5AM.

1030 AM     SNOW             GLENBROOK               39.09N 119.94W
01/01/2011  M3.0 INCH        DOUGLAS            NV   CO-OP OBSERVER

            OBSERVER REPORTED 3 INCHES OF NEW SNOWFALL AND 14 INCHES
            CURRENTLY ON THE GROUND.

1030 AM     SNOW             DAGGET PASS             38.98N 119.89W
01/01/2011  M6.0 INCH        DOUGLAS            NV   CO-OP OBSERVER

            OBSERVER REPORTED 6 INCHES OF NEW SNOWFALL OVERNIGHT AND
            REPORTED 41 INCHES CURRENTLY ON THE GROUND.

1031 AM     SNOW             LEE VINING              37.96N 119.12W
01/01/2011  M1.4 INCH        MONO               CA   CO-OP OBSERVER

            OVERNIGHT SNOWFALL TOTAL WITH OBSERVER REPORTING 0.12
            INCHES OF LIQUID EQUIVALENT. OBSERVER ALSO REPORTED 14
            INCHES OF SNOW ON THE GROUND.

1032 AM     SNOW             PORTOLA                 39.80N 120.47W
01/01/2011  M4.0 INCH        PLUMAS             CA   CO-OP OBSERVER

            OVERNIGHT SNOWFALL TOTAL WITH 0.12 INCHES OF LIQUID
            EQUIVALENT REPORTED.

1033 AM     SNOW             RENO                    39.54N 119.82W
01/01/2011  M1.0 INCH        WASHOE             NV   ASOS

            1 INCH OF SNOWFALL REPORTED AT THE RENO-TAHOE
            INTERNATIONAL AIRPORT SINCE 5AM.

1035 AM     SNOW             5 N RENO                39.61N 119.82W
01/01/2011  M2.1 INCH        WASHOE             NV   OFFICIAL NWS OBS

            SNOWFALL TOTAL FROM 5AM-10AM AT THE NATIONAL WEATHER
            SERVICE FORECAST OFFICE RENO, NV. 0.07 INCHES OF LIQUID
            EQUIVALENT WAS RECORDED.

1036 AM     SNOW             STEAD                   39.64N 119.88W
01/01/2011  M2.0 INCH        WASHOE             NV   CO-OP OBSERVER

            SNOWFALL TOTAL SINCE 5AM AT 5100 FEET.

1036 AM     SNOW             SPANISH SPRINGS         39.62N 119.72W
01/01/2011  M2.0 INCH        WASHOE             NV   NWS EMPLOYEE

            SNOWFALL TOTAL FROM 5AM-10AM IN THE WINGFIELD SPRINGS
            AREA.

1037 AM     SNOW             2 NE TAHOE CITY         39.19N 120.11W
01/01/2011  M3.0 INCH        PLACER             CA   COAST GUARD

            SNOWFALL TOTAL SINCE 5AM AT THE U.S.C.G. STATION LAKE
            TAHOE. OBSERVER REPORTED A CURRENT SNOW DEPTH OF 24
            INCHES.

1038 AM     SNOW             VIRGINIA CITY           39.31N 119.64W
01/01/2011  M6.0 INCH        STOREY             NV   CO-OP OBSERVER

            SNOWFALL TOTAL SINCE 5AM AT 6340 FEET. OBSERVER REPORTED
            A CURRENT SNOW DEPTH OF 12 INCHES.

1043 AM     SNOW             1 S NEW WASHOE CITY     39.29N 119.77W
01/01/2011  M4.0 INCH        WASHOE             NV   TRAINED SPOTTER

            SNOWFALL IN PAST 6-8 HOURS IN WASHOE VALLEY AT 5074 FT.

1047 AM     SNOW             7 N RENO                39.64N 119.82W
01/01/2011  M3.0 INCH        WASHOE             NV   TRAINED SPOTTER

            OVERNIGHT SNOWFALL TOTAL IN THE NORTH VALLEYS AREA OF
            RENO.

&&

MCGUIRE
Local storm report, Jan 1, 11:23 AM PST, 2 hours 55 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE RENO NV
1123 AM PST SAT JAN 01 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0759 AM     SNOW             5 ENE CISCO             39.32N 120.45W
01/01/2011  M6.0 INCH        NEVADA             CA   TRAINED SPOTTER

            12 HR SNOWFALL AT KINGVALE.

0803 AM     SNOW             1 NNW CARSON CITY       39.18N 119.77W
01/01/2011  M2.5 INCH        CARSON CITY        NV   TRAINED SPOTTER

            SNOWFALL THIS MORNING. STILL SNOWING HEAVILY AT ABOUT 1
            INCH PER HOUR.

0911 AM     SNOW             1 N COLD SPRINGS VALLEY 39.68N 119.96W
01/01/2011  M1.5 INCH        WASHOE             NV   TRAINED SPOTTER

            TOTAL THIS MORNING WITH 0.11 INCHES OF LIQUID EQUIVALENT.

1001 AM     HEAVY SNOW       1 E SLOAT               39.87N 120.72W
01/01/2011  M6.0 INCH        PLUMAS             CA   TRAINED SPOTTER

            SNOWFALL IN LESS THAN 12 HOURS AT 4200 FT.

1012 AM     SNOW             2 SSE CARSON CITY       39.15N 119.76W
01/01/2011  M3.0 INCH        CARSON CITY        NV   TRAINED SPOTTER

            OVERNIGHT SNOWFALL TOTAL.

1026 AM     SNOW             BOCA RESERVOIR          39.40N 120.09W
01/01/2011  M3.0 INCH        NEVADA             CA   CO-OP OBSERVER

            OVERNIGHT SNOWFALL TOTAL WITH 0.12 INCHES OF LIQUID
            EQUIVALENT REPORTED. OBSERVER REPORTED 16 TOTAL INCHES OF
            SNOW ON THE GROUND.

1027 AM     HEAVY SNOW       3 N MINDEN              39.04N 119.76W
01/01/2011  M6.0 INCH        DOUGLAS            NV   TRAINED SPOTTER

            SPOTTER REPORTED 6 INCHES OF NEW SNOWFALL SINCE 5AM.

1028 AM     SNOW             BRIDGEPORT              38.26N 119.22W
01/01/2011  M1.0 INCH        MONO               CA   CO-OP OBSERVER

            OVERNIGHT SNOWFALL TOTAL WITH 0.08 INCHES OF LIQUID
            EQUIVALENT REPORTED.

1029 AM     SNOW             CARSON CITY             39.17N 119.76W
01/01/2011  M3.0 INCH        CARSON CITY        NV   CO-OP OBSERVER

            OBSERVER REPORTED 3 INCHES OF NEW SNOWFALL SINCE ROUGHLY
            5AM.

1030 AM     SNOW             GLENBROOK               39.09N 119.94W
01/01/2011  M3.0 INCH        DOUGLAS            NV   CO-OP OBSERVER

            OBSERVER REPORTED 3 INCHES OF NEW SNOWFALL AND 14 INCHES
            CURRENTLY ON THE GROUND.

1030 AM     SNOW             DAGGET PASS             38.98N 119.89W
01/01/2011  M6.0 INCH        DOUGLAS            NV   CO-OP OBSERVER

            OBSERVER REPORTED 6 INCHES OF NEW SNOWFALL OVERNIGHT AND
            REPORTED 41 INCHES CURRENTLY ON THE GROUND.

1031 AM     SNOW             LEE VINING              37.96N 119.12W
01/01/2011  M1.4 INCH        MONO               CA   CO-OP OBSERVER

            OVERNIGHT SNOWFALL TOTAL WITH OBSERVER REPORTING 0.12
            INCHES OF LIQUID EQUIVALENT. OBSERVER ALSO REPORTED 14
            INCHES OF SNOW ON THE GROUND.

1032 AM     SNOW             PORTOLA                 39.80N 120.47W
01/01/2011  M4.0 INCH        PLUMAS             CA   CO-OP OBSERVER

            OVERNIGHT SNOWFALL TOTAL WITH 0.12 INCHES OF LIQUID
            EQUIVALENT REPORTED.

1033 AM     SNOW             RENO                    39.54N 119.82W
01/01/2011  M1.0 INCH        WASHOE             NV   ASOS

            1 INCH OF SNOWFALL REPORTED AT THE RENO-TAHOE
            INTERNATIONAL AIRPORT SINCE 5AM.

1035 AM     SNOW             5 N RENO                39.61N 119.82W
01/01/2011  M2.1 INCH        WASHOE             NV   OFFICIAL NWS OBS

            SNOWFALL TOTAL FROM 5AM-10AM AT THE NATIONAL WEATHER
            SERVICE FORECAST OFFICE RENO, NV. 0.07 INCHES OF LIQUID
            EQUIVALENT WAS RECORDED.

1036 AM     SNOW             STEAD                   39.64N 119.88W
01/01/2011  M2.0 INCH        WASHOE             NV   CO-OP OBSERVER

            SNOWFALL TOTAL SINCE 5AM AT 5100 FEET.

1036 AM     SNOW             SPANISH SPRINGS         39.62N 119.72W
01/01/2011  M2.0 INCH        WASHOE             NV   NWS EMPLOYEE

            SNOWFALL TOTAL FROM 5AM-10AM IN THE WINGFIELD SPRINGS
            AREA.

1037 AM     SNOW             2 NE TAHOE CITY         39.19N 120.11W
01/01/2011  M3.0 INCH        PLACER             CA   COAST GUARD

            SNOWFALL TOTAL SINCE 5AM AT THE U.S.C.G. STATION LAKE
            TAHOE. OBSERVER REPORTED A CURRENT SNOW DEPTH OF 24
            INCHES.

1038 AM     SNOW             VIRGINIA CITY           39.31N 119.64W
01/01/2011  M6.0 INCH        STOREY             NV   CO-OP OBSERVER

            SNOWFALL TOTAL SINCE 5AM AT 6340 FEET. OBSERVER REPORTED
            A CURRENT SNOW DEPTH OF 12 INCHES.

1043 AM     SNOW             1 S NEW WASHOE CITY     39.29N 119.77W
01/01/2011  M4.0 INCH        WASHOE             NV   TRAINED SPOTTER

            SNOWFALL IN PAST 6-8 HOURS IN WASHOE VALLEY AT 5074 FT.

1047 AM     SNOW             7 N RENO                39.64N 119.82W
01/01/2011  M3.0 INCH        WASHOE             NV   TRAINED SPOTTER

            OVERNIGHT SNOWFALL TOTAL IN THE NORTH VALLEYS AREA OF
            RENO.

1105 AM     SNOW             SUSANVILLE              40.41N 120.65W
01/01/2011  M3.0 INCH        LASSEN             CA   CO-OP OBSERVER

            OVERNIGHT SNOWFALL TOTAL AT 4200 FEET.

1112 AM     SNOW             2 W MAMMOTH LAKES       37.64N 118.99W
01/01/2011  M4.0 INCH        MONO               CA   PUBLIC

            OVERNIGHT SNOWFALL TOTAL AT MAMMOTH MOUNTAIN SKI RESORT.

1112 AM     SNOW             JUNE LAKE               37.78N 119.08W
01/01/2011  M3.0 INCH        MONO               CA   PUBLIC

            OVERNIGHT SNOWFALL TOTAL AT JUNE MOUNTAIN SKI RESORT.

1113 AM     SNOW             HEAVENLY VALLEY         38.96N 119.89W
01/01/2011  M3.0 INCH        DOUGLAS            NV   PUBLIC

            OVERNIGHT SNOWFALL TOTAL AT HEAVENLY LAKE TAHOE SKI
            RESORT.

1114 AM     SNOW             KIRKWOOD                38.70N 120.07W
01/01/2011  M5.0 INCH        EL DORADO          CA   PUBLIC

            OVERNIGHT SNOWFALL TOTAL AT KIRKWOOD SKI RESORT.

1117 AM     SNOW             HOMEWOOD                39.08N 120.16W
01/01/2011  M6.0 INCH        PLACER             CA   PUBLIC

            OVERNIGHT SNOWFALL TOTAL AT HOMEWOOD SKI RESORT.

1118 AM     SNOW             ALPINE MEADOWS          39.17N 120.22W
01/01/2011  M7.0 INCH        PLACER             CA   PUBLIC

            OVERNIGHT SNOWFALL TOTAL AT ALPINE MEADOWS SKI RESORT.

1119 AM     SNOW             MOUNT ROSE SKI AREA     39.33N 119.89W
01/01/2011  M4.0 INCH        WASHOE             NV   PUBLIC

            OVERNIGHT SNOWFALL TOTAL AT MOUNT ROSE SKI RESORT.

1119 AM     SNOW             SQUAW VALLEY            39.20N 120.22W
01/01/2011  M4.0 INCH        PLACER             CA   PUBLIC

            OVERNIGHT SNOWFALL TOTAL AT SQUAW VALLEY USA SKI RESORT.

1120 AM     SNOW             NORTHSTAR               39.28N 120.12W
01/01/2011  M2.0 INCH        PLACER             CA   PUBLIC

            OVERNIGHT SNOWFALL TOTAL AT NORTHSTAR AT TAHOE SKI
            RESORT.

1121 AM     SNOW             2 W TRUCKEE             39.33N 120.24W
01/01/2011  M2.0 INCH        NEVADA             CA   PUBLIC

            OVERNIGHT SNOWFALL TOTAL AT SUGAR BOWL SKI RESORT.

1122 AM     SNOW             DONNER SUMMIT           39.33N 120.39W
01/01/2011  M6.0 INCH        NEVADA             CA   PUBLIC

            OVERNIGHT SNOWFALL TOTAL AT BOREAL SKI RESORT.

&&

MCGUIRE
Special weather statement, Jan 1, 1:23 PM PST, 55 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RENO NV
123 PM PST SAT JAN 1 2011

CAZ071>073-NVZ002-003-012300-
LASSEN-EASTERN PLUMAS-EASTERN SIERRA COUNTIES-
GREATER LAKE TAHOE AREA-MONO-GREATER RENO-CARSON CITY-MINDEN AREA-
INCLUDING THE CITIES OF...PORTOLA...SUSANVILLE...WESTWOOD...
SIERRAVILLE...LOYALTON...SOUTH LAKE TAHOE...TAHOE CITY...
TRUCKEE...MARKLEEVILLE...BRIDGEPORT...COLEVILLE...LEE VINING...
MAMMOTH LAKES...GLENBROOK...INCLINE VILLAGE...SPARKS...VERDI...
GARDNERVILLE...VIRGINIA CITY
123 PM PST SAT JAN 1 2011

...MORE SNOW EXPECTED SUNDAY THROUGH EARLY MONDAY MORNING...

LOW PRESSURE OVER THE NORTHEAST PACIFIC WILL SLOWLY MOVE DOWN THE
CALIFORNIA COAST THROUGH SUNDAY BEFORE SWINGING INLAND MONDAY
MORNING...WITH PERIODS OF SNOW AFFECTING THE SIERRA AND WESTERN
NEVADA.

SNOW SHOWERS WILL TAPER OFF THIS AFTERNOON...THEN INCREASE AGAIN
SUNDAY MORNING AS THE LOW PRESSURE SYSTEM PASSES SOUTH OF SAN
FRANCISCO. THE HIGHEST ACCUMULATIONS WILL OCCUR IN MONO COUNTY
WHERE UP TO TWO FOOT OR MORE OF SNOW IS POSSIBLE NEAR THE CREST BY
MONDAY MORNING.

FOR LAKE TAHOE BASIN...10 TO 18 INCHES OF SNOW IS POSSIBLE OVER
THE HIGHER PASSES SUNDAY WITH 6 TO 12 INCHES POSSIBLE AT LAKE
LEVEL. HIGHEST AMOUNTS WILL OCCUR SOUTH OF HIGHWAY 50. ACROSS
WESTERN NEVADA...3 TO 6 INCHES OF SNOW IS POSSIBLE ALONG HIGHWAY
395 IN FAR SOUTHERN LYON COUNTY AND DOUGLAS COUNTY WITH UP TO 2
INCHES FOR RENO AND CARSON CITY.

SNOW WILL CAUSE TRAVEL DELAYS SUNDAY THROUGH MONDAY MORNING ALONG
INTERSTATE 80 AND HIGHWAYS 50 AND 395. TRAVELERS SHOULD STAY TUNED
TO THE FORECAST...AND PLAN FOR EXTRA TRAVEL TIME TO REACH THEIR
DESTINATIONS.

HTTP://WEATHER.GOV/RENO

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 31, 9:28 PM PSTWinter Weather AdvisoryREVAlpine, El Dorado, Nevada, Placer13 hr
Jan 1, 4:23 AM PSTWinter Weather AdvisoryREVMono10 hr
Jan 1, 2:18 PM PSTWinter Weather AdvisoryREVAlpine, El Dorado, Nevada, Placer31 hr

Nearby

Winter Storm Warnings in California, 2011Every winter storm warning in 2011

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.