Winter Weather Warnings / Watches / Advisories
Issued by NWS Denver/Boulder, CO

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
000
WWUS45 KBOU 220414
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
914 PM MST SUN DEC 21 2014

...SIGNIFICANT WINTER STORM FOR THE NORTHERN AND CENTRAL COLORADO
MOUNTAINS...

.SNOW AND STRONG WINDS WILL CONTINUE IN THE MOUNTAINS THROUGH
MONDAY. SNOWFALL AMOUNTS AS OF LATE SUNDAY EVENING IN THE HIGH
COUNTRY RANGED FROM 4 TO 8 INCHES IN MOST AREAS...WITH OVER A
FOOT OF SNOW IN THE MOUNTAINS FROM RABBIT EARS PASS AREA NORTHWARD
TO THE WYOMING BORDER...AND AROUND A FOOT NEAR COPPER MOUNTAIN AND
BRECKENRIDGE. THE WORST STORM CONDITIONS WILL OCCUR IN THE
NORTHERN MOUNTAINS THROUGH THE EARLY MORNING HOURS...AND THEN SNOW
INTENSITY WILL GRADUALLY DECREASE. HOWEVER...STRONG WINDS AND
CONSIDERABLE BLOWING SNOW WILL CONTINUE TO PRODUCE POOR
VISIBILITIES AND DANGEROUS DRIVING CONDITIONS.

PEOPLE PLANNING TRAVEL IN THE COLORADO MOUNTAINS THROUGH MONDAY
SHOULD SERIOUSLY CONSIDER ALTERING THEIR PLANS. SIGNIFICANT DELAYS
AND DANGEROUS CONDITIONS CAN BE EXPECTED...AND ROAD CLOSURES WILL
BE POSSIBLE.

COZ031-033-034-221300-
/O.CON.KBOU.WS.W.0013.000000T0000Z-141223T0700Z/
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/
NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET-
SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/
GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE
9000 FEET-
INCLUDING THE CITIES OF...
EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS...
RABBIT EARS PASS...CAMERON PASS...
LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE...
ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS...
BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE...
EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL...
INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS...
WILLIAMS FORK MOUNTAINS...WINTER PARK
914 PM MST SUN DEC 21 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
MONDAY NIGHT...

* TIMING...HEAVY SNOW WILL BEGIN TO TAPER OFF IN INTENSITY
  OVERNIGHT. HOWEVER...SNOW WILL CONTINUE MONDAY AND MONDAY NIGHT
  WITH ADDITIONAL ACCUMULATIONS. THERE WILL STILL BE EXTENSIVE
  BLOWING SNOW AND POOR TRAVEL CONDITIONS.

* SNOW ACCUMULATIONS...14 TO 24 INCHES.

* WIND/VISIBILITY...WINDS OF 20 TO 40 MPH WILL BE COMMON...WITH
  GUSTS AS HIGH AS 75 MPH OVER HIGHER EXPOSED AREAS. WIDESPREAD
  BLOWING AND DRIFTING SNOW WILL CONTINUE THROUGH MONDAY EVENING.
  LOCAL WHITEOUT CONDITIONS WILL BE POSSIBLE INTO THE EARLY
  MORNING HOURS MONDAY.

* IMPACTS...TRAVEL IN THE COLORADO HIGH COUNTRY WILL BE DANGEROUS.
  ROADS WILL BE SNOW PACKED WITH DRIFTING SNOW AND NEAR ZERO
  VISIBILITIES IN WINDIER AREAS. ROAD CLOSURES ARE POSSIBLE...AND
  CHAINS WILL LIKELY BE REQUIRED FOR COMMERCIAL VEHICLES OVER THE
  PASSES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. HEAVY SNOW AND STRONG WINDS
WILL MAKE TRAVEL DANGEROUS OR IMPOSSIBLE. CONSIDER AVOIDING
TRAVEL IN THE WARNING AREA AS CONDITIONS WILL BECOME DANGEROUS.
IF YOU MUST TRAVEL...BE PREPARED FOR SLOW AND DIFFICULT DRIVING
AND BE PREPARED FOR THE POSSIBILITY OF ROAD CLOSURES OR BECOMING
STRANDED. CARRY WARM CLOTHING AND BLANKETS...EXTRA FOOD AND
WATER...A FULL GAS TANK...AND A SHOVEL IN YOUR VEHICLE IN CASE OF
AN EMERGENCY.

&&

$$

COZ032-221300-
/O.CON.KBOU.WS.W.0013.000000T0000Z-141223T0700Z/
GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
INCLUDING THE CITIES OF...DILLON...FRASER...GRANBY...GRAND LAKE...
HOT SULPHUR SPRINGS...KREMMLING
914 PM MST SUN DEC 21 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
MONDAY NIGHT...

* TIMING...SNOW WILL BE HEAVY AT TIMES INTO THE EARLY MORNING
  HOURS MONDAY...THEN GRADUALLY DECREASE IN INTENSITY.
  HOWEVER...SNOW WILL CONTINUE TO FALL AND ACCUMULATE INTO MONDAY
  EVENING.

* SNOW ACCUMULATIONS...8 TO 16 INCHES.

* WIND/VISIBILITY...WEST WINDS WILL INCREASE TO 20 TO 30 MPH WITH
  GUSTS UP TO 40 MPH IN OPEN AREAS. NEAR BLIZZARD CONDITIONS WILL
  BE POSSIBLE.

* IMPACTS...DANGEROUS TRAVEL CONDITIONS WILL REMAIN IN PLACE
  THROUGH MONDAY. ROADS WILL BE ICY AND SNOW PACKED ROADS WITH
  DRIFTING SNOW AND POOR VISIBILITY. TRAVEL IS NOT RECOMMENDED
  DURING THE HEIGHT OF THIS STORM TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. HEAVY SNOW AND STRONG WINDS
WILL MAKE TRAVEL DANGEROUS OR IMPOSSIBLE. CONSIDER AVOIDING
TRAVEL IN THE WARNING AREA AS CONDITIONS WILL BECOME DANGEROUS.
IF YOU MUST TRAVEL...BE PREPARED FOR SLOW AND DIFFICULT DRIVING
AND BE PREPARED FOR THE POSSIBILITY OF ROAD CLOSURES OR BECOMING
STRANDED. CARRY WARM CLOTHING AND BLANKETS...EXTRA FOOD AND
WATER...A FULL GAS TANK...AND A SHOVEL IN YOUR VEHICLE IN CASE OF
AN EMERGENCY.

&&

$$

COZ030-221300-
/O.CON.KBOU.WW.Y.0041.000000T0000Z-141223T0700Z/
JACKSON COUNTY BELOW 9000 FEET-
INCLUDING THE CITIES OF...GOULD...NORTH PARK...RAND...SPICER...
WALDEN
914 PM MST SUN DEC 21 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MST
MONDAY NIGHT...

* TIMING...SNOW WILL GRADUALLY DECREASE IN INTENSITY TONIGHT.
  HOWEVER...SOME SNOW WILL CONTINUE THROUGH THE DAY ON MONDAY WITH
  ADDITIONAL BUT MAINLY LIGHT ACCUMULATIONS.

* SNOW ACCUMULATIONS...6 TO 12 INCHES.

* WIND/VISIBILITY...WEST WINDS WILL INCREASE TO 20 TO 30 MPH WITH
  GUSTS UP TO 40 MPH BY THIS EVENING. LOCAL WHITEOUT CONDITIONS
  ARE POSSIBLE IN OPEN AREAS.

* IMPACTS...TRAVEL WILL BE HAZARDOUS WITH ICY AND SNOW PACKED
  ROADS AND REDUCED VISIBILITY IN BLOWING SNOW. ROAD CLOSURES
  ARE POSSIBLE DUE TO DRIFTING SNOW.

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. CONSIDER MAKING ALTERNATE TRAVEL PLANS.

&&

$$

BARJENBRUCH


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.