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

Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
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 39 40 41 42 43

000
WWUS45 KBOU 242250
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
350 PM MST WED DEC 24 2014

...A SNOWY WHITE CHRISTMAS NIGHT AND FRIDAY FOR NORTH CENTRAL AND
NORTHEAST COLORADO...

.A STORM SYSTEM STRENGTHENING OVER THE FOUR CORNERS AREA ON
THURSDAY IS FORECAST TO SLOWLY TRACK EAST ACROSS COLORADO
THURSDAY NIGHT AND FRIDAY. MOIST UPSLOPE FLOW IS ALSO EXPECTED TO
DEVELOP ON THE PLAINS THURSDAY AFTERNOON FOLLOWING THE PASSAGE OF
A STRONG COLD FRONT. SNOWFALL SHOULD BEGIN IN THE HIGH COUNTRY BY
THURSDAY AFTERNOON...WITH SNOWFALL HEAVY AT TIMES IN THE FRONT
RANGE FOOTHILLS THURSDAY NIGHT AND FRIDAY MORNING. SNOWFALL IS
ALSO EXPECTED OVER THE I-25 URBAN CORRIDOR WITH SNOW HEAVY AT
TIMES ON THE PALMER DIVIDE. LIGHTER SNOWFALL WILL OCCUR FARTHER
OUT ON THE PLAINS...WITH GUSTY NORTHERLY WINDS CAUSING BLOWING
SNOW AND REDUCED VISIBILITIES IN EASTERN ELBERT AND LINCOLN
COUNTIES THURSDAY NIGHT THROUGH FRIDAY MORNING.

PEOPLE PLANNING TRAVEL ACROSS NORTHEAST AND NORTH CENTRAL
COLORADO SHOULD BE PREPARED FOR HAZARDOUS WINTER DRIVING
CONDITIONS.

COZ035-036-250700-
/O.CON.KBOU.WS.W.0014.141225T2200Z-141226T1900Z/
LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-
JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR
CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET-
INCLUDING THE CITIES OF...ESTES PARK...GLENDEVEY...NEDERLAND...
RED FEATHER LAKES...BAILEY...CENTRAL CITY...EVERGREEN...
GEORGETOWN...IDAHO SPRINGS...WESTCREEK
350 PM MST WED DEC 24 2014

...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 PM THURSDAY TO
NOON MST FRIDAY...

* TIMING...SNOW WILL DEVELOP IN THE NORTHERN FOOTHILLS LATE
  THURSDAY AFTERNOON AND SPREAD SOUTH OVER THE REMAINING
  FOOTHILL AREAS BY THURSDAY EVENING. SNOW WILL BE HEAVY AT
  TIMES THURSDAY NIGHT WITH SNOWFALL RATES UP AROUND AN INCH PER
  HOUR. LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH FRIDAY
  MORNING BEFORE TAPERING OFF FRIDAY AFTERNOON.

* SNOW ACCUMULATIONS...TOTALING 8 TO 12 INCHES BY LATE FRIDAY
  MORNING...WITH 5 TO 8 INCHES IN THE NORTHERN FOOTHILLS OF
  LARIMER COUNTY.

* WIND/VISIBILITY...NORTH WINDS OF 10 TO 20 MPH MAY PRODUCE SOME
  BLOWING SNOW AND POOR VISIBILITIES.

* IMPACTS...PEOPLE PLANNING TRAVEL IN THE FRONT RANGE FOOTHILLS
  SHOULD PREPARE FOR HAZARDOUS DRIVING CONDITIONS THURSDAY NIGHT
  AND FRIDAY MORNING.

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.

&&

$$

COZ041-250700-
/O.CON.KBOU.WS.W.0014.141226T0000Z-141226T1900Z/
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
INCLUDING THE CITIES OF...CASTLE ROCK...ELBERT...FONDIS...KIOWA...
LARKSPUR
350 PM MST WED DEC 24 2014

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THURSDAY TO
NOON MST FRIDAY...

* TIMING...SNOW WILL BE HEAVY AT TIMES THURSDAY NIGHT AND FRIDAY
  MORNING.

* SNOW ACCUMULATIONS...TOTALING 6 TO 10 INCHES BY LATE FRIDAY
  MORNING.

* WIND/VISIBILITY...NORTH WINDS OF 15 TO 25 MPH WILL PRODUCE
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITIES.

* IMPACTS...PEOPLE PLANNING TRAVEL IN EASTERN DOUGLAS AND
  WESTERN ELBERT COUNTIES SHOULD PREPARE FOR HAZARDOUS DRIVING
  CONDITIONS THURSDAY NIGHT INTO FRIDAY MORNING. VISIBILITIES
  WILL BE REDUCED TO LESS THAN A HALF MILE AT TIMES DUE TO
  FALLING AND BLOWING SNOW.

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.

&&

$$

COZ031-033-034-250700-
/O.CON.KBOU.WW.Y.0042.141225T2100Z-141226T1900Z/
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
350 PM MST WED DEC 24 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 2 PM THURSDAY
TO NOON MST FRIDAY...

* TIMING...SNOW BECOMES WIDESPREAD IN THE MOUNTAINS THURSDAY
  AFTERNOON AND WILL CONTINUE THROUGH FRIDAY MORNING. SNOWFALL
  SHOULD GRADUALLY TAPER OFF FRIDAY AFTERNOON.

* SNOW ACCUMULATIONS...TOTALING 5 TO 10 INCHES BY LATE FRIDAY
  MORNING...WITH THE HIGHER AMOUNTS POSSIBLE ABOVE TIMBERLINE
  AND EAST FACING SLOPES.

* WIND/VISIBILITY...NORTH WINDS OF 15 TO 25 MPH WILL PRODUCE
  AREAS BLOWING SNOW REDUCING VISIBILITIES TO LESS THAN A
  QUARTER MILE AT TIMES...MAINLY ON THE HIGHER PASSES.

* IMPACTS...PEOPLE PLANNING TRAVEL IN THE MOUNTAINS OF NORTH
  CENTRAL COLORADO SHOULD PREPARE FOR DIFFICULT WINTER DRIVING
  CONDITIONS THURSDAY NIGHT AND FRIDAY.

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.

&&

$$

COZ038-250700-
/O.CON.KBOU.WW.Y.0042.141225T2200Z-141226T1300Z/
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
INCLUDING THE CITIES OF...FORT COLLINS...HEREFORD...LOVELAND...
NUNN
350 PM MST WED DEC 24 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THURSDAY
TO 6 AM MST FRIDAY...

* TIMING...SNOW WILL DEVELOP ACROSS EASTERN LARIMER AND
  NORTHWEST WELD COUNTIES LATE THURSDAY AFTERNOON AND CONTINUE
  OVERNIGHT. SNOWFALL WILL DECREASE BY FRIDAY MORNING.

* SNOW ACCUMULATIONS...TOTALING 4 TO 7 INCHES BY FRIDAY MORNING.

* WIND/VISIBILITY...NORTH WINDS OF 15 TO 25 MPH WILL PRODUCE
  AREAS OF BLOWING SNOW AND POOR VISIBILITIES DOWN TO A QUARTER
  MILE OR LESS AT TIMES.

* IMPACTS...PEOPLE PLANNING TRAVEL ACROSS NORTHERN PORTIONS OF
  THE I-25 CORRIDOR SHOULD PREPARE FOR DIFFICULT WINTER DRIVING
  CONDITIONS THURSDAY NIGHT INTO FRIDAY MORNING. EXPECT REDUCED
  VISIBILITIES DUE TO SNOWFALL AND BLOWING 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.

&&

$$

COZ039-040-250700-
/O.CON.KBOU.WW.Y.0042.141226T0000Z-141226T1900Z/
BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD
COUNTY-
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-
INCLUDING THE CITIES OF...ARVADA...BOULDER...GOLDEN...LAKEWOOD...
LONGMONT...AURORA...BRIGHTON...CITY OF DENVER...
DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON...
PARKER
350 PM MST WED DEC 24 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THURSDAY
TO NOON MST FRIDAY...

* TIMING...SNOW WILL DEVELOP ACROSS SOUTHERN PORTIONS OF THE I-
  25 URBAN CORRIDOR LATE THURSDAY AFTERNOON AND CONTINUE
  THURSDAY NIGHT THROUGH FRIDAY MORNING. SNOWFALL IS EXPECTED TO
  DECREASE FRIDAY AFTERNOON.

* SNOW ACCUMULATIONS...TOTALING 5 TO 8 INCHES BY LATE FRIDAY
  MORNING...WITH THE HIGHER AMOUNTS IN THE WESTERN AND SOUTHERN
  SUBURBS OF DENVER.

* WIND/VISIBILITY...NORTH WINDS OF 10 TO 15 MPH WILL PRODUCE
  SOME BLOWING SNOW POSSIBLY REDUCING VISIBILITIES BELOW A HALF
  MILE AT TIMES.

* IMPACTS...PEOPLE PLANNING TRAVEL ACROSS THE GREATER DENVER
  METRO AREA SHOULD PREPARE FOR DIFFICULT WINTER DRIVING
  CONDITIONS THURSDAY NIGHT INTO FRIDAY MORNING. FALLING AND
  BLOWING SNOW MAY REDUCE VISIBILITIES AT TIMES IN OPEN AREAS.

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.

&&

$$

COZ046-250700-
/O.CON.KBOU.WW.Y.0042.141226T0100Z-141226T1900Z/
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
INCLUDING THE CITIES OF...AGATE...HUGO...LIMON...MATHESON
350 PM MST WED DEC 24 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THURSDAY
TO NOON MST FRIDAY...

* TIMING...SNOW DEVELOPING EARLY THURSDAY EVENING AND CONTINUING
  OVERNIGHT THROUGH FRIDAY MORNING. SNOWFALL WILL DECREASE BY
  FRIDAY AFTERNOON.

* SNOW ACCUMULATIONS...TOTALING 3 TO 6 INCHES.

* WIND/VISIBILITY...NORTH WINDS OF 20 TO 30 MPH WILL PRODUCE
  AREAS OF BLOWING AND DRIFTING SNOW AND POOR VISIBILITIES NEAR
  ZERO AT TIMES AT TIMES.|

* IMPACTS...PEOPLE PLANNING TRAVEL ACROSS EASTERN ELBERT AND
  NORTHERN LINCOLN COUNTIES SHOULD PREPARE FOR DIFFICULT WINTER
  DRIVING CONDITIONS THURSDAY NIGHT INTO FRIDAY MORNING. FALLING
  AND BLOWING SNOW MAY SIGNIFICANTLY REDUCE VISIBILITIES AT
  TIMES.

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.

&&

$$


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