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2 products issued by NWS for: Littleton CO
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Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
530 AM MST THU DEC 25 2014

COZ030>051-261230-
JACKSON COUNTY BELOW 9000 FEET-
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
GRAND AND SUMMIT COUNTIES BELOW 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-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-
CENTRAL AND SOUTHEAST PARK COUNTY-
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
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-
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
NORTHEAST WELD COUNTY-CENTRAL AND SOUTH WELD COUNTY-MORGAN COUNTY-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY-
530 AM MST THU DEC 25 2014

...HEAVY SNOW EXPECTED IN AND NEAR THE FRONT RANGE FOOTHILLS AND
PALMER DIVIDE LATE THIS AFTERNOON THROUGH TONIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND NORTH CENTRAL
COLORADO.

.DAY ONE...TODAY AND TONIGHT

SNOW WILL INCREASE IN COVERAGE AND INTENSITY BY AFTERNOON IN THE
MOUNTAINS AND IN THE NORTHERN FOOTHILLS NEAR THE WYOMING BORDER.
THE SNOW WILL THEN SPREAD SOUTH EARLY THIS EVENING AND COVER MUCH
OF THE AREA. HEAVY SNOW MAY OCCUR AT TIMES IN AND NEAR THE
FOOTHILLS FROM THE WYOMING BORDER SOUTHWARD TO FORT COLLINS AND INTO
BOULDER AND THE WESTERN SUBURBS OF DENVER.

A STORM SYSTEM OVER UTAH WILL MOVE ACROSS COLORADO TONIGHT AND
WILL BE RESPONSIBLE FOR THE INCLEMENT WEATHER.


.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

SNOW IS EXPECTED TO CONTINUE WELL INTO FRIDAY BUT WILL DECREASE IN
COVERAGE AND INTENSITY BY THE AFTERNOON. TOTAL SNOW ACCUMULATIONS
BY MIDDAY FRIDAY WILL RANGE FROM 8 TO 14 INCHES IN THE FRONT
RANGE FOOTHILLS...6 TO 12 INCHES OVER THE NORTH CENTRAL MOUNTAINS
AND PALMER DIVIDE...4 TO 10 INCHES OVER THE URBAN CORRIDOR...WITH
2 TO 6 INCHES IN THE MOUNTAIN VALLEYS AND OVER THE REST OF THE
PLAINS.

ON SATURDAY WITH WILL BE A LITTLE WARMER WITH A DRIER NORTHWEST TO
WESTERLY FLOW ALOFT OVER THE REGION. SNOW IS EXPECTED TO RETURN
TO THE MOUNTAINS SUNDAY...SPREADING INTO THE NORTHEAST PLAINS
SUNDAY NIGHT INTO MONDAY. IT WILL BE MUCH COLDER ON MONDAY AS THIS
NEXT SYSTEM WILL BE ACCOMPANIED BY A MUCH COLDER ARCTIC AIRMASS.
IT WILL BE DRIER ON TUESDAY AND WEDNESDAY BUT THE FRIGID
TEMPERATURES WILL CONTINUE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT BUT
SNOWFALL REPORTS WILL BE APPRECIATED.

$$



Winter Weather Advisory

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
512 AM MST THU DEC 25 2014

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

.A WINTER STORM SYSTEM OVER THE GREAT BASIN MOVE ACROSS COLORADO
TONIGHT INTO FRIDAY.  AS THE STORM APPROACHES...SNOWFALL WILL
DEVELOP DEVELOP THE HIGH COUNTRY LATER THIS MORNING INTO THE EARLY
AFTERNOON HOURS. SNOW WILL DEVELOP ALONG THE FRONT RANGE
FOOTHILLS AND I-25 CORRIDOR AFTER PASSAGE OF A COLD FRONT DURING
THE AFTERNOON. SNOW WILL BECOME HEAVY AT TIMES LATE THIS AFTERNOON
INTO THE EVENING HOURS...ESPECIALLY IN THE FOOTHILLS AND ALONG THE
I-25 URBAN CORRIDOR FROM FORT COLLINS SOUTH TO BOULDER. HEAVY SNOW
MAY ALSO DEVELOP OVER THE WESTERN SUBURBS OF DENVER AND OVER THE
PALMER DIVIDE THIS EVENING. GUSTY NORTHERLY WINDS MAY ALSO CAUSE
SOME BLOWING SNOW AND REDUCED VISIBILITIES OVER PORTIONS OF THE
PLAINS TONIGHT INTO FRIDAY MORNING.

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

COZ040-252015-
/O.CON.KBOU.WW.Y.0042.141226T0000Z-141226T1900Z/
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-
INCLUDING THE CITIES OF...AURORA...BRIGHTON...CITY OF DENVER...
DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON...
PARKER
512 AM MST THU DEC 25 2014

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

* TIMING...SNOW WILL DEVELOP ACROSS THE DENVER AREA BY LATE THIS
  AFTERNOON INTO THE EARLY EVENING HOURS AND CONTINUE OVERNIGHT.
  THE SNOW WILL DECREASE FRIDAY MORNING.

* SNOW ACCUMULATIONS...4 TO 6 INCHES BY FRIDAY MORNING.

* WIND/VISIBILITY...NORTH WINDS OF 10 TO 20 MPH MAY PRODUCE SOME
  BLOWING SNOW WHICH WILL REDUCE VISIBILITIES TO LESS THAN HALF
  A MILE AT TIMES.

* IMPACTS...PEOPLE PLANNING TRAVEL IN THE DENVER AREA SHOULD BE
  PREPARED FOR HAZARDOUS WINTER DRIVING CONDITIONS TONIGHT 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.

&&

$$




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Silver Spring, MD 20910
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Page last modified: May 16, 2007
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