Alert archive / California / Winter Storm Warnings in 2015

Winter Storm Warning 1, NWS Eureka, CA

December 19, 2015

NWS Eureka, CA issued this winter storm warning at Dec 19, 2015, 11:37 PM PST. It took effect at Dec 20, 2015, 6:00 AM PST. It was in force for 10 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 19, 2015, 11:37 PM PST (07:37 UTC)
In effect from
Dec 20, 2015, 6:00 AM PST
Expired
Dec 20, 2015, 3:35 PM PST
In force
10 hr
Issued by
NWS Eureka, CA

The text

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

730 
WWUS46 KEKA 200737
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
1137 PM PST SAT DEC 19 2015

CAZ004-201800-
/O.UPG.KEKA.WW.Y.0009.151220T1400Z-151221T0200Z/
/O.NEW.KEKA.WS.W.0001.151220T1400Z-151221T0200Z/
UPPER TRINITY RIVER-
1137 PM PST SAT DEC 19 2015

...WINTER STORM WARNING IN EFFECT FROM 6 AM TO 6 PM PST SUNDAY
ABOVE 2000 FEET...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WINTER STORM
WARNING ABOVE 2000 FEET...WHICH IS IN EFFECT FROM 6 AM TO 6 PM
PST SUNDAY. 

* SNOW ACCUMULATIONS...5 TO 8 INCHES ABOVE 2000 FEET.

* LOCATIONS IMPACTED...TRINITY CENTER...WEAVERVILLE...HAYFORK.

* HIGHWAYS IMPACTED...HWY 299...HWY 3 AND ELEVATED PORTIONS OF
  HIGHWAY 36 WITHIN TRINITY COUNTY.

* FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT 
  HTTP://WWW.WEATHER.GOV/EUREKA/HAZARDS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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


&&

$$

CAZ003-201800-
/O.NEW.KEKA.WW.Y.0010.151220T1400Z-151221T0200Z/
NORTH COAST INTERIOR-
1137 PM PST SAT DEC 19 2015

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM TO 6 PM PST SUNDAY
ABOVE 2000 FEET...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WINTER
WEATHER ADVISORY ABOVE 2000 FEET...WHICH IS IN EFFECT FROM 6 AM
TO 6 PM PST SUNDAY. 

* SNOW ACCUMULATIONS...2 TO 4 INCHES ABOVE 2000 FT. 

* LOCATIONS IMPACTED...RUTH...MAD RIVER...KNEELAND. 

* HIGHWAYS IMPACTED...ELEVATED PORTIONS OF HWY 299 WITHIN HUMBOLDT
  COUNTY INCLUDING LORD ELLIS SUMMIT AND BERRY SUMMIT. ELEVATED
  PORTIONS OF HWY 36 WITHIN HUMBOLDT COUNTY. 

* FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT 
  HTTP://WWW.WEATHER.GOV/EUREKA/HAZARDS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

$$
2 follow-up statements
817 
WWUS46 KEKA 201718
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
918 AM PST SUN DEC 20 2015

CAZ004-210130-
/O.CON.KEKA.WS.W.0001.000000T0000Z-151221T0200Z/
UPPER TRINITY RIVER-
918 AM PST SUN DEC 20 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING ABOVE 2000 FEET...

A WINTER STORM WARNING ABOVE 2000 FEET REMAINS IN EFFECT UNTIL
6 PM PST THIS EVENING. 

* SNOW ACCUMULATIONS...5 TO 8 INCHES ABOVE 2000 FEET.

* LOCATIONS IMPACTED...TRINITY CENTER...WEAVERVILLE...HAYFORK.

* HIGHWAYS IMPACTED...3...36...299 IN TRINITY COUNTY.

* FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT 
  HTTP://WWW.WEATHER.GOV/EUREKA/HAZARDS

* SLOW DOWN...ALLOW EXTRA TIME AND BE PREPARED FOR CHANGING
  CONDITIONS. 

* CHECK THE LATEST FORECASTS AND CALL 1-800-427-7623 FOR CURRENT
  ROAD CONDITIONS AND CHAIN REQUIREMENTS BEFORE TRAVELING.

* BE ALERT FOR ROCK SLIDES IN MOUNTAINOUS TERRAIN.

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.

&&

$$

CAZ076-210130-
/O.EXA.KEKA.WW.Y.0010.000000T0000Z-151221T0200Z/
MENDOCINO INTERIOR-
918 AM PST SUN DEC 20 2015

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM PST THIS EVENING
ABOVE 2500 FEET...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WINTER
WEATHER ADVISORY ABOVE 2500 FEET...WHICH IS IN EFFECT UNTIL 6 PM
PST THIS EVENING. 

* SNOW ACCUMULATIONS...2 TO 5 INCHES ABOVE 2500 FT WITH SNOW
  LEVELS RISING THROUGH THE DAY.

* FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT 
  HTTP://WWW.WEATHER.GOV/EUREKA/HAZARDS

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 EXTRA CAUTION
WHILE DRIVING.

$$

CAZ003-210130-
/O.CON.KEKA.WW.Y.0010.000000T0000Z-151221T0200Z/
NORTH COAST INTERIOR-
918 AM PST SUN DEC 20 2015

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING ABOVE 2500 FEET...

A WINTER WEATHER ADVISORY ABOVE 2500 FEET REMAINS IN EFFECT UNTIL
6 PM PST THIS EVENING. 

* SNOW ACCUMULATIONS...1 TO 4 INCHES ABOVE 2500 FT.

* LOCATIONS IMPACTED...RUTH...MAD RIVER.

* HIGHWAYS IMPACTED...36 NEAR SOUTH FORK MOUNTAIN SUMMIT.

* FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT 
  HTTP://WWW.WEATHER.GOV/EUREKA/HAZARDS

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 EXTRA CAUTION
WHILE DRIVING.

$$
741 
WWUS46 KEKA 202335
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
335 PM PST SUN DEC 20 2015

CAZ004-210745-
/O.CAN.KEKA.WS.W.0001.000000T0000Z-151221T0200Z/
/O.NEW.KEKA.WW.Y.0011.151221T1200Z-151221T1900Z/
UPPER TRINITY RIVER-
335 PM PST SUN DEC 20 2015

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TO 11 AM PST
MONDAY ABOVE 2500 FEET...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WINTER
WEATHER ADVISORY ABOVE 2500 FEET...WHICH IS IN EFFECT FROM 4 AM
TO 11 AM PST MONDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED.

* SNOW ACCUMULATIONS...2 TO 6 INCHES ABOVE 2500 FEET.

* LOCATIONS IMPACTED...TRINITY CENTER...WEAVERVILLE...HAYFORK.

* HIGHWAYS IMPACTED...3...36...299 IN TRINITY COUNTY.

* FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT 
  HTTP://WWW.WEATHER.GOV/EUREKA/HAZARDS

* CHECK THE LATEST FORECASTS AND CALL 1-800-427-7623 FOR 
  CURRENT ROAD CONDITIONS AND CHAIN REQUIREMENTS BEFORE 
  TRAVELING. 

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.

&&

$$

CAZ003-076-210045-
/O.CAN.KEKA.WW.Y.0010.000000T0000Z-151221T0200Z/
NORTH COAST INTERIOR-MENDOCINO INTERIOR-
335 PM PST SUN DEC 20 2015

...WINTER WEATHER ADVISORY IS CANCELLED...

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

A MIX OF LIGHT RAIN AND SNOW SHOWERS WILL CONTINUE THROUGH THE
EVENING HOURS. LITTLE OR NO ADDITIONAL SNOW ACCUMULATION IS
EXPECTED.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 19, 10:50 PM PSTFlood WatchEKA56 hr
Dec 19, 11:37 PM PSTWinter Weather AdvisoryEKA16 hr
Dec 20, 11:30 AM PSTSmall Craft AdvisoryEKA27 hr
Dec 20, 2:29 PM PSTGale WatchEKA7 hr
Dec 20, 3:35 PM PSTWinter Weather AdvisoryEKA24 hr

Nearby

Winter Storm Warnings in California, 2015Every winter storm warning in 2015

Sources

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