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HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
549 AM MST THU DEC 8 2016

UTZ001>016-019>021-517-518-WYZ021-091300-
CACHE VALLEY/UTAH PORTION-NORTHERN WASATCH FRONT-
SALT LAKE AND TOOELE VALLEYS-SOUTHERN WASATCH FRONT-
GREAT SALT LAKE DESERT AND MOUNTAINS-WASATCH MOUNTAIN VALLEYS-
WASATCH MOUNTAINS I-80 NORTH-WASATCH MOUNTAINS SOUTH OF I-80-
WESTERN UINTA MOUNTAINS-WASATCH PLATEAU/BOOK CLIFFS-
WESTERN UINTA BASIN-CASTLE COUNTRY-SAN RAFAEL SWELL-
SANPETE/SEVIER VALLEYS-WEST CENTRAL UTAH-SOUTHWEST UTAH-
UTAHS DIXIE AND ZION NATIONAL PARK-SOUTH CENTRAL UTAH-
GLEN CANYON RECREATION AREA/LAKE POWELL-CENTRAL MOUNTAINS-
SOUTHERN MOUNTAINS-SOUTHWEST WYOMING-
549 AM MST THU DEC 8 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN TWO THIRDS OF
UTAH AND SOUTHWEST WYOMING.

.DAY ONE...TODAY AND TONIGHT

THE BEGINNING OF WHAT WILL BE AN ACTIVE WEATHER PATTERN WILL REACH
NORTHERN AND WESTERN UTAH AND SOUTHWEST WYOMING TODAY.
PRECIPITATION IN THE FORM OF SNOW WILL DEVELOP BY THIS AFTERNOON...
THEN GRADUALLY TURN OVER THE RAIN IN THE LOWER VALLEYS AS WARMER
AIR MOVES INTO THE REGION FROM THE WEST. RISING SNOW LEVELS
OVERNIGHT WILL TURN MOST PRECIPITATION TO RAIN OR RAIN AND SNOW
MIXED IN THE VALLEYS WITH SNOW...HEAVY AT TIMES IN THE NORTHERN
AND CENTRAL MOUNTAINS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

A PROLONGED PERIOD OF PRECIPITATION WILL EXIST ACROSS THE NORTHERN
HALF OF THE OUTLOOK AREA FROM FRIDAY ON THROUGH SUNDAY EVENING.
SIGNIFICANT SNOW ACCUMULATIONS ARE ANTICIPATED FOR THE NORTHERN
MOUNTAINS...WITH THE GREATEST ACCUMULATIONS FOR THE NORTHERN
WASATCH RANGE. VALLEY LOCATIONS WILL BOUNCE BETWEEN RAIN AND SNOW
THROUGH SATURDAY AFTERNOON...THEN TURN PRIMARILY TO SNOW LATE IN
THE WEEKEND.

THE SOUTHERN HALF OF UTAH WILL RECEIVE SIGNIFICANTLY LESS
PRECIPITATION...WITH MOST OF THIS CONFINED TO THE CENTRAL MOUNTAINS.
TEMPERATURES ARE EXPECTED TO REMAIN AT OR ABOVE SEASONAL NORMS
THROUGH THE WEEKEND.

HEADING INTO EARLY NEXT WEEK COLDER AIR ALONG WITH SOME ADDITIONAL
SNOW WILL SAG SOUTH INTO NORTHERN HALF OF THE OUTLOOK AREA. DOWN
SOUTH GENERALLY DRY CONDITIONS ARE EXPECTED WITH TEMPERATURES
RUNNING CLOSE TO MID DECEMBER NORMALS.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

$$

FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY

FOR INFORMATION ON POTENTIAL ROAD TRAVEL IMPACTS VISIT...
HTTP://WWW.UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
520 AM MST THU DEC 8 2016

COZ001>014-017>023-UTZ022>025-027>029-091230-
LOWER YAMPA RIVER BASIN-CENTRAL YAMPA RIVER BASIN-
ROAN AND TAVAPUTS PLATEAUS-ELKHEAD AND PARK MOUNTAINS-
UPPER YAMPA RIVER BASIN-GRAND VALLEY-DEBEQUE TO SILT CORRIDOR-
CENTRAL COLORADO RIVER BASIN-GRAND AND BATTLEMENT MESAS-
GORE AND ELK MOUNTAINS/CENTRAL MOUNTAIN VALLEYS-
CENTRAL GUNNISON AND UNCOMPAHGRE RIVER BASIN-
WEST ELK AND SAWATCH MOUNTAINS-FLAT TOPS-
UPPER GUNNISON RIVER VALLEY-UNCOMPAHGRE PLATEAU AND DALLAS DIVIDE-
NORTHWEST SAN JUAN MOUNTAINS-SOUTHWEST SAN JUAN MOUNTAINS-
PARADOX VALLEY/LOWER DOLORES RIVER-
FOUR CORNERS/UPPER DOLORES RIVER-ANIMAS RIVER BASIN-
SAN JUAN RIVER BASIN-SOUTHEAST UTAH-EASTERN UINTA MOUNTAINS-
EASTERN UINTA BASIN-TAVAPUTS PLATEAU-ARCHES/GRAND FLAT-
LA SAL AND ABAJO MOUNTAINS-CANYONLANDS/NATURAL BRIDGES-
520 AM MST THU DEC 8 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN UTAH AND WESTERN
COLORADO.

.DAY ONE...TODAY AND TONIGHT

SNOW IS EXPECTED TO DEVELOP OVER THE NORTHERN AND CENTRAL COLORADO
MOUNTAINS THIS AFTERNOON...THEN INCREASE TONIGHT. SOUTHWEST
WINDS OF 10 TO 20 MPH WITH GUSTS AS HIGH AS 35 MPH WILL PRODUCE
AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ACCUMULATIONS OF 1
TO 4 INCHES ARE EXPECTED BY EARLY FRIDAY MORNING. ADJACENT VALLEYS
CAN EXPECT SCATTERED SNOW SHOWERS BUT ACCUMULATIONS SHOULD BE
LIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

SNOW WILL CONTINUE FOR PROLONGED PERIODS FROM FRIDAY THROUGH
THE MIDDLE OF NEXT WEEK WITH THE NORTHERN AND CENTRAL MOUNTAINS
FAVORED. ACCUMULATIONS OF 2 FEET OR MORE ARE POSSIBLE DURING THIS
PROLONGED PERIOD OF WINTRY WEATHER.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED TODAY OR TONIGHT...HOWEVER
SPOTTERS ARE ENCOURAGED TO REPORT SNOWFALL AMOUNTS TO THE
NATIONAL WEATHER SERVICE IN GRAND JUNCTION.

$$

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Page last modified: June 2, 2009
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