Hazardous Weather Outlook
Issued by NWS Denver/Boulder, CO

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FLUS45 KBOU 101839
HWOBOU

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1139 AM MST SAT DEC 10 2016

COZ030>051-111845-
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-
1139 AM MST SAT DEC 10 2016

...WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW IN THE
MOUNTAINS THIS AFTERNOON THROUGH SUNDAY MORNING...

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

.DAY ONE...TODAY AND TONIGHT

A STRONG WINTER STORM SYSTEM WILL MOVE INTO THE NORTHERN COLORADO
MOUNTAINS THIS AFTERNOON BRINGING SNOW AND STRONG WINDS TO THE
HIGHER ELEVATIONS. THIS STORM IS VERY MOIST...AND THE SNOW WILL BE
HEAVY AT TIMES. SNOWFALL RATES UP TO 2 INCHES PER HOUR ARE
EXPECTED DURING THE HEAVIEST PART OF THE STORM TONIGHT. SNOW
ACCUMULATIONS OF 10 TO 20 INCHES ARE EXPECTED BY MIDDAY SUNDAY...
WITH EVEN HEAVIER AMOUNTS POSSIBLE IN AREAS NEAR THE WYOMING
BORDER. ALONG WITH THE HEAVY SNOW...GUSTY WINDS WILL PRODUCE
BLOWING AND DRIFTING SNOW IN AREAS ABOVE 10 THOUSAND FEET. TRAVEL
IN THE COLORADO HIGH COUNTRY WILL BECOME VERY DIFFICULT TONIGHT
INTO SUNDAY MORNING WITH ROAD CLOSURES OR TRAVEL RESTRICTIONS
POSSIBLE.

NORTH AND MIDDLE PARKS WILL ALSO HAVE SNOW OVERNIGHT BUT
ACCUMULATIONS WILL BE LIGHTER...LESS THAN A FOOT. THERE MAY BE
SOME DRIFTING SNOW BUT WINDS WILL BE QUITE A BIT LIGHTER IN THE
VALLEYS.

WEATHER ON THE PLAINS WILL BE DRY AND MILD TODAY...THEN COOLER
WITH A SLIGHT CHANCE OF LIGHT RAIN AND SNOW SHOWERS OVERNIGHT.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

STRONG GUSTY WINDS AND PERIODS OF ACCUMULATING SNOW WILL CONTINUE
IN THE MOUNTAINS SUNDAY AS A WEATHER DISTURBANCE MOVES ACROSS IN
THE MORNING. THE SNOW WILL BE LIGHTER IN THE AFTERNOON THROUGH
MONDAY BUT GUSTY WINDS WILL CONTINUE WITH AREAS OF BLOWING SNOW.
ON THE PLAINS...THERE WILL BE A CHANCE OF LIGHT SNOW SUNDAY
MORNING.

AN ARCTIC COLD FRONT MOVING INTO THE STATE TUESDAY WILL BRING
COLDER TEMPERATURES BACK TO THE REGION FOR THE MIDDLE HALF OF THE
WEEK. THERE WILL ALSO BE A CHANCE OF SNOW ACROSS THE PLAINS ON
LATE TUESDAY AND WEDNESDAY. MOUNTAIN AREAS WILL GET ANOTHER ROUND
OF ACCUMULATING SNOW WITH GUSTY WINDS.

PERSONS PLANNING TRAVEL INTO THE COLORADO HIGH COUNTRY SHOULD
REMAIN ALERT TO THE LATEST FORECASTS THROUGH THE UPCOMING WEEK.

.SPOTTER INFORMATION STATEMENT...

REPORTS OF SNOWFALL OR STRONG WINDS WILL BE APPRECIATED.

$$

GIMMESTAD/COOPER


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