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Hazardous Weather Outlook

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

COZ030>051-111315-
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-
607 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 IS MOVING ACROSS THE WESTERN UNITED
STATES TODAY WHICH WILL PRODUCE HEAVY SNOW IN THE NORTHERN
COLORADO MOUNTAINS FROM THIS EVENING THROUGH SUNDAY MORNING.
ABUNDANT PACIFIC MOISTURE IS BEING DRIVEN ACROSS NORTHERN
CALIFORNIA...NEVADA AND UTAH TODAY BY A STRONG UPPER LEVEL JET
STREAM. AS THIS MOISTURE MOVES INTO THE NORTHERN COLORADO
MOUNTAINS...SNOW IS EXPECTED TO DEVELOP AND BECOME HEAVY AT TIMES.
SNOWFALL RATES UP TO 2 OR 3 INCHES PER HOUR ARE EXPECTED DURING
THE HEAVIEST PART OF THE STORM TONIGHT. SNOW ACCUMULATIONS OF 1
TO 2 FEET ARE EXPECTED BY MIDDAY SUNDAY. ALONG WITH THE HEAVY
SNOW...GUSTY WINDS WILL PRODUCE AREAS OF BLOWING AND DRIFTING
SNOW...ESPECIALLY OVER RIDGES AND PASSES. TRAVEL IN THE COLORADO
HIGH COUNTRY IS EXPECTED TO BECOME DIFFICULT AND HAZARDOUS TONIGHT
DUE TO THE WINTER STORM CONDITIONS.

WINTER WEATHER ADVISORIES WILL ALSO BE IN EFFECT FOR NORTH PARK
AND MIDDLE PARK WHERE SNOW ACCUMULATIONS WILL BE LESS THAN A FOOT.

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

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.
HOWEVER...REPORTS OF ACCUMULATING SNOW IN THE MOUNTAINS WILL BE
APPRECIATED.

$$



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