Alert archive / California / Winter Storm Warnings in 2012

Winter Storm Warning 13, NWS Sacramento, CA

December 16, 2012

NWS Sacramento, CA issued this winter storm warning at Dec 16, 2012, 4:12 AM PST. It took effect at Dec 16, 2012, 1:55 PM PST. It was in force for 33 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 16, 2012, 4:12 AM PST (12:12 UTC)
In effect from
Dec 16, 2012, 1:55 PM PST
Expired
Dec 17, 2012, 11:00 PM PST
In force
33 hr
Issued by
NWS Sacramento, CA

The text

As transmitted, in the capitals the NWS used until 2016.

053 
WWUS46 KSTO 161212
WSWSTO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
412 AM PST SUN DEC 16 2012

CAZ014-068-069-170015-
/O.UPG.KSTO.WS.A.0011.121217T0200Z-121218T0800Z/
/O.NEW.KSTO.WS.W.0013.121217T0200Z-121218T0800Z/
BURNEY BASIN / EASTERN SHASTA COUNTY-
WESTERN PLUMAS COUNTY/LASSEN PARK-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITIES OF...BURNEY...CHESTER...QUINCY
412 AM PST SUN DEC 16 2012

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO
MIDNIGHT PST MONDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND STRONG WINDS WHICH IS IN EFFECT
FROM 6 PM THIS EVENING TO MIDNIGHT PST MONDAY NIGHT. THE WINTER
STORM WATCH IS NO LONGER IN EFFECT.

* SNOW ACCUMULATIONS: 5 TO 11 INCHES. UP TO 16 INCHES POSSIBLE AT
  THE HIGHEST ELEVATIONS. 

* TIMING: SNOW WILL INCREASE TONIGHT AND CONTINUE INTO MONDAY
  EVENING. THE STRONGEST WINDS WILL BE LATE TONIGHT AND EARLY
  MONDAY MORNING. 

* LOCATIONS INCLUDE: CHESTER...QUINCY...BURNEY.

* WINDS: SOUTH 15 TO 25 MPH WITH GUSTS UP TO 50 MPH.

* IMPACTS: CHAIN REQUIREMENTS AND TRAVEL DELAYS POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

CAZ063-066-170015-
/O.EXT.KSTO.WW.Y.0027.000000T0000Z-121217T0200Z/
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO NORTHERN LAKE COUNTY-
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-
INCLUDING THE CITIES OF...ALDER SPRINGS...PARADISE
412 AM PST SUN DEC 16 2012

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM PST THIS
EVENING ABOVE 1500 FEET...

* SNOW ACCUMULATIONS: UP TO AN ADDITIONAL 2 INCHES ABOVE THE 1500
  FOOT LEVEL. 

* TIMING: THROUGH THIS EVENING.

* LOCATIONS INCLUDE: ALDER SPRINGS...PARADISE.

* WINDS: SOUTH 10 TO 15 MPH WITH GUSTS UP TO 20 MPH.

* IMPACTS: SLICK ROADS. CHAIN REQUIREMENTS AND TRAVEL DELAYS 
  POSSIBLE. 

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.

&&

$$

CAZ013-170015-
/O.CON.KSTO.WW.Y.0027.000000T0000Z-121217T1200Z/
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
412 AM PST SUN DEC 16 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
MONDAY ABOVE 1500 FEET...

* SNOW ACCUMULATIONS: AN ADDITIONAL 2 TO 5 INCHES BETWEEN 1500 AND
  3000 FEET.

* TIMING: THROUGH EARLY MONDAY MORNING.

* WINDS: SOUTH 10 TO 20 MPH WITH GUSTS UP TO 35 MPH.

* IMPACTS: CHAIN REQUIREMENTS AND TRAVEL DELAYS LIKELY.

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.

&&

$$
5 follow-up statements
700 
WWUS46 KSTO 162130
WSWSTO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
130 PM PST SUN DEC 16 2012

CAZ063-066-162230-
/O.CAN.KSTO.WW.Y.0027.000000T0000Z-121217T0200Z/
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO NORTHERN LAKE COUNTY-
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-
INCLUDING THE CITIES OF...ALDER SPRINGS...PARADISE
130 PM PST SUN DEC 16 2012

...WINTER WEATHER ADVISORY IS CANCELLED...

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

$$

CAZ013-171200-
/O.UPG.KSTO.WW.Y.0027.000000T0000Z-121217T1200Z/
/O.EXB.KSTO.WS.W.0013.121216T2130Z-121217T1200Z/
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
130 PM PST SUN DEC 16 2012

...WINTER STORM WARNING IN EFFECT UNTIL 4 AM PST MONDAY ABOVE
1500 FEET...

THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A WINTER
STORM WARNING FOR NORTHERN SHASTA COUNTY ABOVE 1500 FEET FOR HEAVY
SNOW...WHICH IS IN EFFECT UNTIL 4 AM PST MONDAY. THE WINTER
WEATHER ADVISORY IS NO LONGER IN EFFECT.

* SNOW ACCUMULATIONS: AN ADDITIONAL 3 TO 6 INCHES ABOVE 1500 FEET
  WITH 6 TO 10 INCHES ABOVE 2500 FEET.

* TIMING: THROUGH EARLY MONDAY MORNING.

* LOCATIONS INCLUDE: INTERSTATE 5 NORTH OF REDDING.

* WINDS: LIGHT WINDS EXCEPT SOUTH 10 TO 20 MPH WITH GUSTS UP TO 40
  MPH ACROSS THE HIGHER ELEVATIONS.

* IMPACTS: CHAIN REQUIREMENTS AND TRAVEL DELAYS LIKELY.

* ELEVATION: ABOVE 1500 FEET.

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 DIFFICULT. ONLY TRAVEL IF
NECESSARY.

&&

$$

CAZ014-068-069-171200-
/O.CON.KSTO.WS.W.0013.121217T0200Z-121218T0800Z/
BURNEY BASIN / EASTERN SHASTA COUNTY-
WESTERN PLUMAS COUNTY/LASSEN PARK-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITIES OF...BURNEY...CHESTER...QUINCY
130 PM PST SUN DEC 16 2012

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO MIDNIGHT PST MONDAY NIGHT...

* SNOW ACCUMULATIONS: 4 TO 8 INCHES ABOVE 3000 FEET WITH 1 TO 2
  FEET ABOVE 5000 FEET.

* TIMING: SNOW WILL INCREASE TONIGHT AND CONTINUE INTO MONDAY 
  EVENING. THE STRONGEST WINDS WILL BE LATE TONIGHT AND EARLY 
  MONDAY MORNING. 

* LOCATIONS INCLUDE: INTERSTATE 5 OVER DONNER PASS...HIGHWAY 50
  OVER ECHO SUMMIT...LASSEN VOLCANIC NATIONAL PARK...CHESTER...
  LAKE ALMANOR...QUINCY.

* WINDS: SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 60 MPH OR MORE
  ACROSS THE HIGHER ELEVATIONS.

* IMPACTS: CHAIN REQUIREMENTS AND TRAVEL DELAYS LIKELY.

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 DIFFICULT. ONLY TRAVEL IF
NECESSARY.

&&

$$
210 
WWUS46 KSTO 162156 CCA
WSWSTO

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE SACRAMENTO CA
155 PM PST SUN DEC 16 2012

CAZ063-066-162300-
/O.CAN.KSTO.WW.Y.0027.000000T0000Z-121217T0200Z/
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO NORTHERN LAKE COUNTY-
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-
INCLUDING THE CITIES OF...ALDER SPRINGS...PARADISE
155 PM PST SUN DEC 16 2012

...WINTER WEATHER ADVISORY IS CANCELLED...

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

$$

CAZ013-171200-
/O.UPG.KSTO.WW.Y.0027.000000T0000Z-121217T1200Z/
/O.EXB.KSTO.WS.W.0013.121216T2155Z-121217T1200Z/
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
155 PM PST SUN DEC 16 2012

...WINTER STORM WARNING IN EFFECT UNTIL 4 AM PST MONDAY ABOVE
1500 FEET...

THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A WINTER
STORM WARNING FOR NORTHERN SHASTA COUNTY ABOVE 1500 FEET FOR HEAVY
SNOW...WHICH IS IN EFFECT UNTIL 4 AM PST MONDAY. THE WINTER
WEATHER ADVISORY IS NO LONGER IN EFFECT.

* SNOW ACCUMULATIONS: AN ADDITIONAL 3 TO 6 INCHES ABOVE 1500 FEET
  WITH 6 TO 10 INCHES ABOVE 2500 FEET.

* TIMING: THROUGH EARLY MONDAY MORNING.

* LOCATIONS INCLUDE: INTERSTATE 5 NORTH OF REDDING.

* WINDS: LIGHT WINDS EXCEPT SOUTH 10 TO 20 MPH WITH GUSTS UP TO 40
  MPH ACROSS THE HIGHER ELEVATIONS.

* IMPACTS: CHAIN REQUIREMENTS AND TRAVEL DELAYS LIKELY.

* ELEVATION: ABOVE 1500 FEET.

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 DIFFICULT. ONLY TRAVEL IF
NECESSARY.

&&

$$

CAZ014-068-069-171230-
/O.COR.KSTO.WS.W.0013.121217T0200Z-121218T0800Z/
BURNEY BASIN / EASTERN SHASTA COUNTY-
WESTERN PLUMAS COUNTY/LASSEN PARK-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITIES OF...BURNEY...CHESTER...QUINCY
155 PM PST SUN DEC 16 2012

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO MIDNIGHT PST MONDAY NIGHT...

* SNOW ACCUMULATIONS: 4 TO 8 INCHES ABOVE 3000 FEET WITH 1 TO 2
  FEET ABOVE 5000 FEET.

* TIMING: SNOW WILL INCREASE TONIGHT AND CONTINUE INTO MONDAY 
  EVENING. THE STRONGEST WINDS WILL BE LATE TONIGHT AND EARLY 
  MONDAY MORNING. 

* LOCATIONS INCLUDE: INTERSTATE 80 OVER DONNER PASS...HIGHWAY 50
  OVER ECHO SUMMIT...LASSEN VOLCANIC NATIONAL PARK...CHESTER...
  LAKE ALMANOR...QUINCY.

* WINDS: SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 60 MPH OR MORE
  ACROSS THE HIGHER ELEVATIONS.

* IMPACTS: CHAIN REQUIREMENTS AND TRAVEL DELAYS LIKELY.

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 DIFFICULT. ONLY TRAVEL IF
NECESSARY.

&&

$$
235 
WWUS46 KSTO 171130
WSWSTO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
330 AM PST MON DEC 17 2012

CAZ013-171230-
/O.CAN.KSTO.WS.W.0013.000000T0000Z-121217T1200Z/
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
330 AM PST MON DEC 17 2012

...WINTER STORM WARNING IS CANCELLED...

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

$$

CAZ014-171230-
/O.CAN.KSTO.WS.W.0013.000000T0000Z-121218T0800Z/
BURNEY BASIN / EASTERN SHASTA COUNTY-
INCLUDING THE CITY OF...BURNEY
330 AM PST MON DEC 17 2012

...WINTER STORM WARNING IS CANCELLED...

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

$$

CAZ068-069-180000-
/O.CON.KSTO.WS.W.0013.000000T0000Z-121218T0800Z/
WESTERN PLUMAS COUNTY/LASSEN PARK-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITIES OF...CHESTER...QUINCY
330 AM PST MON DEC 17 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PST
TONIGHT...

* SNOW ACCUMULATIONS: AN ADDITIONAL 4 TO 8 INCHES WITH LOCALLY
  HIGHER AMOUNTS ALONG THE CREST.

* TIMING: SNOW WILL CONTINUE INTO THIS EVENING. THE STRONGEST
  WINDS WILL CONTINUE THROUGH THIS MORNING.

* LOCATIONS INCLUDE: LASSEN VOLCANIC NATIONAL PARK...INTERSTATE 80
  OVER DONNER PASS...HIGHWAY 50 OVER ECHO SUMMIT.

* WINDS: SOUTHWEST 15 TO 25 MPH WITH GUSTS OF 40 TO 60 MPH AT THE
  HIGHER ELEVATIONS.

* IMPACTS: CHAIN REQUIREMENTS AND TRAVEL DELAYS LIKELY.

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 DIFFICULT. ONLY TRAVEL IF
NECESSARY.

&&

$$
800 
WWUS46 KSTO 172303
WSWSTO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
303 PM PST MON DEC 17 2012

CAZ068-180015-
/O.CAN.KSTO.WS.W.0013.000000T0000Z-121218T0800Z/
WESTERN PLUMAS COUNTY/LASSEN PARK-
INCLUDING THE CITIES OF...CHESTER...QUINCY
303 PM PST MON DEC 17 2012

...WINTER STORM WARNING IS CANCELLED...

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

SNOW SHOWERS HAVE DECREASED IN COVERAGE AND INTENSITY...THUS THE
WINTER STORM WARNING HAS BEEN CANCELLED. ISOLATED SNOW SHOWERS MAY
BRING AN ADDITIONAL INCH OF SNOW TONIGHT. 

$$

CAZ069-180800-
/O.CON.KSTO.WS.W.0013.000000T0000Z-121218T0800Z/
WEST SLOPE NORTHERN SIERRA NEVADA-
303 PM PST MON DEC 17 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PST
TONIGHT...

* SNOW ACCUMULATIONS: UP TO AN ADDITIONAL 2 INCHES. AN ADDITIONAL
  2 TO 4 INCHES WILL BE POSSIBLE AT THE HIGHEST PEAKS. 

* TIMING: SNOW WILL CONTINUE THROUGH THIS EVENING.

* LOCATIONS INCLUDE: INTERSTATE 80 OVER DONNER PASS...HIGHWAY 50
  OVER ECHO SUMMIT...AND HIGHWAY 88 OVER CARSON PASS. 

* WINDS: SOUTHWEST 10 TO 20 MPH WITH LOCAL GUSTS UP TO 35 MPH AT
  THE HIGHER ELEVATIONS.

* IMPACTS: CHAIN REQUIREMENTS AND TRAVEL DELAYS LIKELY.

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 DIFFICULT. ONLY TRAVEL IF
NECESSARY.

&&

$$
838 
WWUS46 KSTO 180700
WSWSTO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
1100 PM PST MON DEC 17 2012

CAZ069-180800-
/O.CAN.KSTO.WS.W.0013.000000T0000Z-121218T0800Z/
WEST SLOPE NORTHERN SIERRA NEVADA-
1100 PM PST MON DEC 17 2012

...WINTER STORM WARNING IS CANCELLED...

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

SHOWERS WILL CONTINUE IN THE NORTHERN SIERRA OVERNIGHT...MAINLY TO
THE SOUTH OF INTERSTATE 80. ADDITIONAL SNOWFALL ACCUMULATIONS OF
AN INCH OR TWO WILL BE POSSIBLE. MOTORISTS TRAVELING OVER THE
PASSES SHOULD BE PREPARED FOR CHAIN CONTROLS AND POSSIBLE DELAYS.

$$

Nearby

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

Sources

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