Winter Storm Warning 2, NWS Phoenix, AZ

Issued

Dec 14, 2012, 3:27 AM PST (11:27 UTC)

In effect from

Dec 14, 2012, 10:00 PM PST

Expired

Dec 14, 2012, 1:55 PM PST

In force

Issued by

NWS Phoenix, AZ

951 
WWUS45 KPSR 141127
WSWPSR

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
427 AM MST FRI DEC 14 2012

.A SERIES OF STRONG AND COLD PACIFIC WINTER STORM WILL MOVE ACROSS
THE REGION TODAY INTO THE DAY ON SATURDAY. A COLD AIR MASS WILL
ARRIVE IN SOUTH CENTRAL ARIZONA THIS MORNING... AND RESULT IN SNOW
LEVELS FALLING TO NEAR 5000 FEET. SEVERAL INCHES OF SNOW ARE POSSIBLE
ABOVE 5500 FEET. THE SECOND STORM SATURDAY WILL RESULT IN LOWER SNOW
LEVELS...WITH SNOW ABOVE 4000 FEET ACROSS PORTIONS OF JOSHUA TREE
NATIONAL PARK...AND ADDITIONAL SNOW ABOVE 5000 FEET OVER SOUTHERN
GILA COUNTY.

CAZ030-142300-
/O.NEW.KPSR.WS.W.0002.121215T0600Z-121215T1400Z/
JOSHUA TREE NATIONAL PARK-
INCLUDING THE CITY OF...COTTONWOOD VISITOR CENTER
327 AM PST FRI DEC 14 2012

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 6 AM
PST SATURDAY...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW ABOVE 4000 FEET...WHICH IS IN EFFECT FROM 10
PM THIS EVENING TO 6 AM PST SATURDAY.

* SNOW ACCUMULATIONS...2 TO 4 INCHES.

* SNOW LEVELS...SNOW LEVELS FALLING TO NEAR 4000 FEET OVERNIGHT
  TONIGHT.

* TIMING...SNOW WILL DEVELOP BY AROUND MIDNIGHT AND THEN INCREASE
  TOWARDS SUNRISE ON SATURDAY.

* AFFECTED AREA...HIGHER ELEVATIONS OF JOSHUA TREE NATIONAL PARK.

* MAIN IMPACT...LOCATIONS ABOVE 4000 FEET WILL EXPERIENCE UP TO
  SEVERAL INCHES OF WET SNOW CAUSING SLUSHY CONDITIONS AND
  POTENTIALLY DANGEROUS DRIVING CONDITIONS ACROSS THE PARK.

* OTHER IMPACTS...LOCALLY REDUCED VISIBILITY IN HEAVY SNOW MAY ALSO
  CREATE HAZARDOUS DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND
WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

AZZ024-142300-
/O.CON.KPSR.WW.Y.0004.121214T1200Z-121215T2100Z/
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
INCLUDING THE CITIES OF...GLOBE...MIAMI...SAN CARLOS...
SUPERIOR...TOP-OF-THE-WORLD
427 AM MST FRI DEC 14 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST
SATURDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST
SATURDAY. 

* SNOW ACCUMULATIONS...3 TO 5 INCHES WITH LOCALLY HIGHER AMOUNTS
  ABOVE 5500 FEET THIS MORNING AND EARLY AFTERNOON. AN ADDITIONAL 2
  TO 4 INCHES OF SNOW IS POSSIBLE ABOVE 5000 FEET SATURDAY MORNING.

* SNOW LEVELS...FALLING TO NEAR 5000 FEET THIS MORNING...AND 4500
  FEET SATURDAY MORNING.

* TIMING...A COLD FRONT WILL MOVE THROUGH CENTRAL ARIZONA EARLY THIS
  MORNING CAUSING SNOW LEVELS TO LOWER TO NEAR 5000 FEET.

* AFFECTED AREA...HIGHER ELEVATIONS OF SOUTHERN GILA COUNTY 
  ABOVE 5500 FEET. 

* MAIN IMPACT...LOCATIONS AT AND ABOVE 5500 FEET WILL SEE 
  SEVERAL INCHES OF SNOW CAUSING WET SLUSHY CONDITIONS WITH 
  LOWER VISIBILITIES...ESPECIALLY HIGHWAY 77 TOWARD THE SALT 
  RIVER CANYON AND SHOW LOW. 

* OTHER IMPACTS...LOW VISIBILITIES DURING HEAVY SNOWFALL MAY 
  CREATE HAZARDOUS DRIVING CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

STAY UP-TO-DATE ON THE LATEST FORECASTS BY LISTENING TO WEATHER RADIO
ON THE PUBLIC SERVICE BAND. YOU CAN ALSO VISIT US ON
FACEBOOK...TWITTER...AND AT WEATHER.GOV/PHOENIX

MORE DETAILED GEOGRAPHIC INFORMATION CONCERNING THIS WINTER WEATHER
EVENT CAN BE FOUND ON THE WEATHER AND HAZARDS DATA VIEWER AT:
WWW.WRH.NOAA.GOV/WRH/WHV

744 
WWUS45 KPSR 142155
WSWPSR

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
255 PM MST FRI DEC 14 2012

.A SECOND BUT WEAKER AND FASTER MOVING PACIFIC STORM WILL MOVE INTO
THE REGION TONIGHT AND EARLY SATURDAY. SNOW LEVELS WILL FALL TO NEAR
4000 FEET...WITH A FEW INCHES OF SNOW POSSIBLE FROM LATE TONIGHT
THROUGH SATURDAY MORNING.

CAZ030-151400-
/O.CAN.KPSR.WS.W.0002.121215T0600Z-121215T1400Z/
/O.EXB.KPSR.WW.Y.0004.121215T0600Z-121215T1400Z/
JOSHUA TREE NATIONAL PARK-
INCLUDING THE CITY OF...COTTONWOOD VISITOR CENTER
155 PM PST FRI DEC 14 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO
6 AM PST SATURDAY...
...WINTER STORM WARNING ISSUED EARLIER WAS CANCELED...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...IN EFFECT FROM 10 PM THIS EVENING TO 6
AM PST SATURDAY. THE WINTER STORM WARNING POSTED EARLIER HAS BEEN
DOWNGRADED AND REPLACED WITH A WINTER WEATHER ADVISORY.

* SNOW ACCUMULATIONS...1 TO 2 INCHES OF SNOW POSSIBLE ABOVE 4000
  FEET.

* SNOW LEVELS...FALLING TO NEAR 4000 FEET BY MIDNIGHT AND CONTINUING
  THROUGH SATURDAY MORNING. 

* TIMING...A SECOND STORM WILL MOVE ACROSS THE REGION TONIGHT. 

* AFFECTED AREA...HIGHER ELEVATIONS OF JOSHUA TREE NATIONAL PARK. 

* MAIN IMPACT...SNOWFALL IN THE HIGHEST ELEVATIONS OF JOSHUA TREE WILL
  INCLUDE THE ROAD TO KEYS VIEW ON THE WESTERN END OF THE PARK.

* OTHER IMPACTS...LOW VISIBILITIES AND SLUSHY ROADS MAY CREATE
  HAZARDOUS DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

&&

$$

AZZ024-151400-
/O.CON.KPSR.WW.Y.0004.000000T0000Z-121215T2100Z/
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
INCLUDING THE CITIES OF...GLOBE...MIAMI...SAN CARLOS...
SUPERIOR...TOP-OF-THE-WORLD
255 PM MST FRI DEC 14 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST
SATURDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST
SATURDAY. 

* SNOW ACCUMULATIONS...3 TO 5 INCHES ABOVE 5500 FEET.

* SNOW LEVELS...FALLING TO NEAR 5000 FEET...BUT SNOW ACCUMULATIONS
  ABOVE 5500 FEET.

* TIMING...LIGHT SNOW ABOVE 5500 FEET IS EXPECTED TONIGHT...WITH THE
  HEAVIEST SNOW DEVELOPING BETWEEN 5 AM AND NOON SATURDAY.

* AFFECTED AREA...HIGHER ELEVATIONS OF SOUTHERN GILA COUNTY 
  ABOVE 5500 FEET. 

* MAIN IMPACT...LOCATIONS AT AND ABOVE 5500 FEET WILL SEE SEVERAL
  INCHES OF SNOW CAUSING WET SLUSHY ROAD CONDITIONS AND LOW
  VISIBILITIES...ESPECIALLY HIGHWAY 77 TOWARD THE SALT RIVER CANYON
  AND SHOW LOW.

* OTHER IMPACTS...LOW VISIBILITIES IN HEAVY SNOW MAY CREATE
  HAZARDOUS DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

STAY UP-TO-DATE ON THE LATEST FORECASTS BY LISTENING TO WEATHER RADIO
ON THE PUBLIC SERVICE BAND. YOU CAN ALSO VISIT US ON
FACEBOOK...TWITTER...AND AT WEATHER.GOV/PHOENIX

MORE DETAILED GEOGRAPHIC INFORMATION CONCERNING THIS WINTER WEATHER
EVENT CAN BE FOUND ON THE WEATHER AND HAZARDS DATA VIEWER AT:
WWW.WRH.NOAA.GOV/WRH/WHV

Winter Storm Warnings in California, 2012Every winter storm warning in 2012

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.