Alert archive / California / Winter Storm Watches in 2012

Winter Storm Watch 5, NWS Eureka, CA

December 24, 2012

NWS Eureka, CA issued this winter storm watch at Dec 24, 2012, 4:20 AM PST. It took effect at Dec 25, 2012, 8:00 AM PST. It was in force for .

The area

The counties it named.

The facts

Issued
Dec 24, 2012, 4:20 AM PST (12:20 UTC)
In effect from
Dec 25, 2012, 8:00 AM PST
Expired
Dec 24, 2012, 2:41 PM PST
In force
Issued by
NWS Eureka, CA

The text

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

545 
WWUS46 KEKA 241220
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
420 AM PST MON DEC 24 2012

...COLD FRONT TO BRING HIGH ELEVATION SNOW ON TUESDAY...

.ANOTHER COLD FRONT IS EXPECTED TO BRING RAIN AND HIGH ELEVATION
SNOW TO THE AREA ON TUESDAY AND TUESDAY NIGHT. SNOW LEVELS WILL
INITIALLY BE AROUND 2000 FEET ACROSS THE AREA RISING TO AROUND
5000 FEET IN MOST AREAS...HOWEVER EASTERN TRINITY COUNTY WILL SEE
SNOW LEVELS REMAIN AROUND 2000 FEET. 

CAZ004-242030-
/O.NEW.KEKA.WS.A.0005.121225T1600Z-121226T1100Z/
UPPER TRINITY RIVER-
420 AM PST MON DEC 24 2012

...WINTER STORM WATCH IN EFFECT FROM TUESDAY MORNING THROUGH LATE
TUESDAY NIGHT ABOVE 2500 FEET...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WINTER STORM
WATCH ABOVE 2500 FEET...WHICH IS IN EFFECT FROM TUESDAY MORNING
THROUGH LATE TUESDAY NIGHT. 

* SNOW ACCUMULATIONS...4 TO 8 INCHES ABOVE 2500 FEET WITH UP TO 4
  INCHES AS A LOW AS 1500 FEET.

* LOCATIONS...TRINITY COUNTY. THE HIGHEST AMOUNTS WILL BE IN AREAS
  EAST OF JUNCTION CITY.

* HIGHWAYS/PASSES IMPACTED...HIGHWAYS 3...36 AND 299. THIS
  INCLUDES BUCKHORN SUMMIT AND OREGON MOUNTAIN PASS ON HWY 299 AND
  HAYFORK SUMMIT ON HWY 3.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$
1 follow-up statement
420 
WWUS46 KEKA 242241
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
241 PM PST MON DEC 24 2012

...COLD FRONT TO BRING HIGH ELEVATION SNOW ON TUESDAY...

.ANOTHER COLD FRONT IS EXPECTED TO BRING RAIN AND HIGH ELEVATION
SNOW STARTING TUESDAY. SNOW LEVELS WILL INITIALLY BE AROUND 1500
TO 2000 FEET ACROSS THE AREA EARLY TUESDAY MORNING WITH MOSTLY
LIGHT SNOW ACCUMULATIONS EXPECTED BY 10 AM. SNOW LEVELS WILL
RISE TO 4000 FEET AND HIGHER THROUGH MOST OF THE AREA AS THE
FRONT MOVES THROUGH TUESDAY AFTERNOON. HOWEVER...SNOW LEVELS
IN EASTERN TRINITY COUNTY WILL REMAIN AROUND 2000 FEET THROUGH
THE DAY ON TUESDAY. SNOW LEVELS WILL FALL TO 2500 FEET ACROSS
HUMBOLDT AND DEL NORTE COUNTIES TUESDAY NIGHT AS COLDER AND
UNSTABLE AIR SPREADS INTO THE AREA.

CAZ004-250645-
/O.UPG.KEKA.WS.A.0005.121225T1600Z-121226T1100Z/
/O.NEW.KEKA.WS.W.0007.121225T1600Z-121226T1100Z/
UPPER TRINITY RIVER-
241 PM PST MON DEC 24 2012

...WINTER STORM WARNING IN EFFECT FROM 8 AM TUESDAY TO 3 AM PST
WEDNESDAY ABOVE 2000 FEET...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WINTER STORM
WARNING ABOVE 2000 FEET FOR HEAVY SNOW WHICH IS IN EFFECT FROM 8
AM TUESDAY TO 3 AM PST WEDNESDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* SNOW ACCUMULATIONS...8 TO 12 INCHES ABOVE 2500 FEET...4 TO 6
  INCHES DOWN TO 2000 FEET AND 1 TO 2 INCHES DOWN TO 1500 FEET.

* LOCATIONS...TRINITY COUNTY. THE HIGHEST AMOUNTS WILL BE IN EAST
  OF JUNCTION CITY.

* HIGHWAYS/PASSES IMPACTED...HIGHWAYS 3...36 AND 299. THIS
  INCLUDES BUCKHORN SUMMIT AND OREGON MOUNTAIN PASS ON HWY 299 AND
  HAYFORK SUMMIT ON HWY 3.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

ALLOW EXTRA TIME FOR ANY PLANNED TRAVEL. PACK A CAR SAFETY KIT.
FOR UPDATED ROAD CONDITIONS AND POSSIBLE CHAIN REQUIREMENTS CALL
1-800-427-7623.

BE PREPARED FOR CHANGING CONDITIONS. REMEMBER THAT ROCK SLIDES
OCCUR IN MOUNTAINOUS TERRAIN.

A WINTER STORM WARNING MEANS THAT HEAVY SNOWFALL IS EXPECTED
ACROSS A LARGE AREA.

&&

$$

CAZ003-250645-
/O.NEW.KEKA.WW.Y.0020.121226T0200Z-121226T2000Z/
NORTH COAST INTERIOR-
241 PM PST MON DEC 24 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM TUESDAY TO NOON
PST WEDNESDAY ABOVE 2500 FEET...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WINTER
WEATHER ADVISORY ABOVE 2500 FEET FOR SNOW WHICH IS IN EFFECT
FROM 6 PM TUESDAY TO 4 PM PST WEDNESDAY.

* SNOW ACCUMULATIONS...2 T0 4 INCHES ABOVE 2500 FEET AND AN INCH
  OR LESS DOWN TO 1500 FEET.

* LOCATIONS...INTERIOR DEL NORTE AND INTERIOR HUMBOLDT COUNTIES.

* HIGHWAYS/PASSES IMPACTED...BERRY SUMMIT ON HWY 299.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

ALLOW EXTRA TIME FOR ANY PLANNED TRAVEL. PACK A CAR SAFETY KIT.
FOR UPDATED ROAD CONDITIONS AND POSSIBLE CHAIN REQUIREMENTS CALL
1-800-427-7623.

BE PREPARED FOR CHANGING CONDITIONS. REMEMBER THAT ROCK SLIDES
OCCUR IN MOUNTAINOUS TERRAIN.

A WINTER WEATHER ADVISORY MEANS THAT SIGNIFICANT SNOWFALL IS
EXPECTED ACROSS A LARGE AREA.

&&

$$

The office that day

Everything else NWS Eureka, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 23, 5:19 PM PSTAreal Flood AdvisoryEKAMendocino3 hr
Dec 24, 4:35 AM PSTGale WatchEKA11 hr
Dec 24, 4:35 AM PSTGale WarningEKA34 hr
Dec 24, 4:35 AM PSTSmall Craft AdvisoryEKA26 hr
Dec 24, 2:41 PM PSTWinter Storm WarningEKA43 hr
Dec 24, 2:41 PM PSTWinter Weather AdvisoryEKA45 hr

Nearby

Winter Storm Watches in California, 2012Every winter storm watch 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.