Weather Service Report


115 
WWUS45 KSLC 202247
WSWSLC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
347 PM MST FRI JAN 20 2017

...WIDESPREAD SNOW TO RETURN FOR TONIGHT THROUGH SATURDAY...

.THE NEXT WINTER STORM TO IMPACT UTAH WILL MOVE EAST FROM
CALIFORNIA AND TAKE AIM ON SOUTHERN UTAH EARLY THIS EVENING. SNOW
WILL EXPAND NORTH AND EAST OVERNIGHT...AFFECTING ALL BUT THE
LOWEST ELEVATIONS NEAR THE ARIZONA BORDER THROUGH SATURDAY
MORNING. SNOW WILL GRADUALLY TAPER OFF FIRST IN THE VALLEYS
SATURDAY AFTERNOON...THEN END MOST REMAINING AREAS SATURDAY
EVENING. 

UTZ518-210600-
/O.UPG.KSLC.WW.Y.0007.000000T0000Z-170122T0300Z/
/O.NEW.KSLC.WS.W.0004.170120T2247Z-170122T0300Z/
SOUTHERN MOUNTAINS-
INCLUDING THE CITIES OF...LOA...PANGUITCH...BRYCE CANYON
347 PM MST FRI JAN 20 2017

...WINTER STORM WARNING IN EFFECT UNTIL 8 PM MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL
8 PM MST SATURDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN
EFFECT.

* AFFECTED AREA...THE SOUTHERN MOUNTAINS OF UTAH

* SNOW ACCUMULATIONS...8 TO 18 INCHES WITH LOCALLY GREATER
  AMOUNTS.

* TIMING...SNOW WILL INCREASE IN INTENSITY AND AREAL COVERAGE
  EARLY THIS EVENING...THEN REMAIN HEAVY AT TIMES THROUGH SATURDAY
  MORNING. SNOW WILL GRADUALLY TAPER OFF SATURDAY AFTERNOON...THEN
  END MOST AREAS BY LATE SATURDAY EVENING. 

* WINDS...GUSTY SOUTHERLY WINDS AT 25 TO 35 MPH THIS EVENING WILL
  SWITCH TO THE WEST AND DECREASE LATE TONIGHT.

* IMPACTS...WINTER WEATHER CONDITIONS WILL EXIST ON ALL MOUNTAIN
  ROADS WITHIN THE SOUTHERN UTAH MOUNTAINS. SIGNIFICANT TRAVEL
  IMPACTS ARE ANTICIPATED ALONG ALL ROUTES ACROSS THE SOUTHERN
  MOUNTAINS DURING THIS STORM CYCLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR WINTER ROAD CONDITIONS FROM THE UTAH DEPARTMENT OF
TRANSPORTATION... VISIT
HTTP://WWW.UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX OR DIAL
511.

A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT
ACCUMULATIONS OF SNOW ARE EXPECTED OR OCCURRING. DRIVING
CONDITIONS MAY BE HAZARDOUS. USE CAUTION. KEEP A WINTER STORM
SURVIVAL KIT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. 

FOR WINTER ROAD CONDITIONS FROM THE UTAH DEPARTMENT OF
TRANSPORTATION, VISIT
HTTP://WWW.UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX OR DIAL
511.

&&

$$

UTZ007>010-517-210600-
/O.NEW.KSLC.WW.Y.0008.170121T0000Z-170122T0300Z/
WASATCH MOUNTAINS I-80 NORTH-WASATCH MOUNTAINS SOUTH OF I-80-
WESTERN UINTA MOUNTAINS-WASATCH PLATEAU/BOOK CLIFFS-
CENTRAL MOUNTAINS-
INCLUDING THE CITIES OF...WOODRUFF...RANDOLPH...ALTA...BRIGHTON...
MIRROR LAKE HIGHWAY...SCOFIELD...COVE FORT...KOOSHAREM...
FISH LAKE
347 PM MST FRI JAN 20 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 PM MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 8 PM
MST SATURDAY.

* AFFECTED AREA...THE WASATCH AND WESTERN UINTA MOUNTAINS...THE
  WASATCH PLATEAU AND BOOK CLIFFS...AND THE CENTRAL MOUNTAINS.

* SNOW ACCUMULATIONS...6 TO 12 INCHES WITH LOCALLY GREATER AMOUNTS
  MAINLY THROUGH THE CENTRAL MOUNTAINS AND THE SOUTHERN WASATCH
  RANGE. 

* TIMING...SNOW WILL BEGIN OVER THE CENTRAL MOUNTAINS THIS
  EVENING...THEN EXPAND ACROSS THE REMAINDER OF THE ADVISORY AREAS
  LATER TONIGHT. SNOW...HEAVY AT TIMES...WILL CONTINUE THROUGH
  EARLY SATURDAY AFTERNOON...THEN GRADUALLY TAPER OFF LATE
  AFTERNOON THROUGH SATURDAY EVENING. 

* WINDS...GUSTY SOUTHERLY WINDS OF 20 TO 30 MPH THIS EVENING WILL
  DECREASE AND BECOME MORE WESTERLY LATE TONIGHT THROUGH SATURDAY.

* IMPACTS...WINTER WEATHER CONDITIONS WILL EXIST ON ALL MOUNTAIN
  ROADS WITHIN THE ADVISORY AREA. SIGNIFICANT TRAVEL IMPACTS WILL
  BEGIN OVER THE CENTRAL MOUNTAINS THIS EVENING...THEN EXPAND TO
  COVER ALL ROUTES BY LATE TONIGHT. HAZARDOUS TRAVEL CONDITIONS
  WILL PERSIST INTO SATURDAY EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT SNOW ACCUMULATIONS
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS. USE CAUTION WHILE DRIVING. 

FOR WINTER ROAD CONDITIONS FROM THE UTAH DEPARTMENT OF
TRANSPORTATION, VISIT
HTTP://WWW.UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX OR DIAL
511.

&&

$$

UTZ001>004-006-210600-
/O.NEW.KSLC.WW.Y.0008.170121T0000Z-170122T0000Z/
CACHE VALLEY/UTAH PORTION-NORTHERN WASATCH FRONT-
SALT LAKE AND TOOELE VALLEYS-SOUTHERN WASATCH FRONT-
WASATCH MOUNTAIN VALLEYS-
INCLUDING THE CITIES OF...LOGAN...SMITHFIELD...BRIGHAM CITY...
OGDEN...BOUNTIFUL...SALT LAKE CITY...TOOELE...LEHI...PROVO...
NEPHI...HUNTSVILLE...PARK CITY...HEBER CITY
347 PM MST FRI JAN 20 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 PM MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 5 PM
MST SATURDAY.

* AFFECTED AREA...THE WASATCH FRONT FROM THE IDAHO BORDER SOUTH TO
  THE NEPHI AREA...THE CACHE VALLEY...AND THE WASATCH MOUNTAIN
  VALLEYS.

* SNOW ACCUMULATIONS...GENERALLY 2 TO 5 INCHES ALONG THE WASATCH
  FRONT WITH THE GREATEST ACCUMULATIONS ALONG THE BENCHES AND FROM
  THE SALT LAKE CITY AREA SOUTH. FOR THE CACHE VALLEY
  ACCUMULATIONS WILL RANGE BETWEEN 1 AND 4 INCHES. THE WASATCH
  MOUNTAIN VALLEYS WILL SEE BETWEEN 2 AND 6 INCHES

* TIMING...ACCUMULATING SNOWS WILL BEGIN AROUND MIDNIGHT AND
  CONTINUE HEAVY AT TIMES THROUGH SATURDAY MORNING. SNOW WILL
  GRADUALLY TAPER OFF SATURDAY AFTERNOON. 

* IMPACTS...SIGNIFICANT TRAVEL IMPACTS ARE ANTICIPATED FOR LATE
  TONIGHT THROUGH SATURDAY MORNING. ROAD SURFACES INITIALLY WILL
  REMAIN WET...FOLLOWED BY ACCUMULATING SNOWS BY LATE TONIGHT AND
  CONTINUING THROUGH THE MORNING HOURS. ROAD SURFACE IN THE CACHE
  VALLEY AND THE WASATCH MOUNTAIN VALLEYS MAY SEE ROAD SNOW
  THROUGH THE AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT SNOW ACCUMULATIONS
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS. USE CAUTION WHILE DRIVING. 

FOR WINTER ROAD CONDITIONS FROM THE UTAH DEPARTMENT OF
TRANSPORTATION, VISIT
HTTP://WWW.UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX OR DIAL
511.
&&

$$

UTZ011>013-020-210600-
/O.NEW.KSLC.WW.Y.0008.170121T0000Z-170121T1900Z/
WESTERN UINTA BASIN-CASTLE COUNTRY-SAN RAFAEL SWELL-
SOUTH CENTRAL UTAH-
INCLUDING THE CITIES OF...DUCHESNE...ROOSEVELT...PRICE...
CASTLE DALE...EMERY...GREEN RIVER...HANKSVILLE...KANAB...
ESCALANTE
347 PM MST FRI JAN 20 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL NOON
MST SATURDAY.

* AFFECTED AREA...THE WESTERN UINTA BASIN...CASTLE COUNTRY...THE
  SAN RAFAEL SWELL AND THE SOUTH CENTRAL VALLEYS.

* SNOW ACCUMULATIONS...2 TO 6 INCHES WITH THE GREATEST ACCUMULATIONS
  OVER THE SAN RAFAEL SWELL AND IN THE PRICE AREA. LOCAL AREAS OF
  SOUTH CENTRAL UTAH NEAR HIGHER TERRAIN COULD SEE AMOUNTS EXCEED
  6 INCHES.

* TIMING...SNOW WILL DEVELOP OVER SOUTH CENTRAL UTAH BY EARLY THIS
  EVENING...THEN EXPAND NORTH ACROSS THE REMAINDER OF THE ADVISORY
  AREA BY AROUND MIDNIGHT. THIS SNOW WILL CONTINUE HEAVY AT TIMES
  THROUGH EARLY SATURDAY MORNING BEFORE GRADUALLY TAPERING OFF BY
  EARLY AFTERNOON. 

* IMPACTS...SIGNIFICANT TRAVEL IMPACTS ARE ANTICIPATED FOR TONIGHT
  THROUGH SATURDAY MORNING. ACCUMULATING ROAD SNOW WILL CREATE
  HAZARDOUS TRAVEL CONDITIONS THROUGHOUT THE ADVISORY AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT SNOW ACCUMULATIONS
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS. USE CAUTION WHILE DRIVING. 

FOR WINTER ROAD CONDITIONS FROM THE UTAH DEPARTMENT OF
TRANSPORTATION, VISIT
HTTP://WWW.UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX OR DIAL
511.

&&

$$

UTZ005-014>016-210600-
/O.NEW.KSLC.WW.Y.0008.170121T0000Z-170121T1900Z/
GREAT SALT LAKE DESERT AND MOUNTAINS-SANPETE/SEVIER VALLEYS-
WEST CENTRAL UTAH-SOUTHWEST UTAH-
INCLUDING THE CITIES OF...WENDOVER...SNOWVILLE...MANTI...
RICHFIELD...DELTA...FILLMORE...BEAVER...CEDAR CITY...MILFORD
347 PM MST FRI JAN 20 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL NOON
MST SATURDAY.

* AFFECTED AREA...THE SOUTHWEST AND WEST CENTRAL VALLEYS...THE
  SEVIER AND SANPETE VALLEYS AND THE GREAT SALT LAKE DESERT AND
  MOUNTAINS OF NORTHWEST UTAH.

* SNOW ACCUMULATIONS...GENERALLY 1 TO 3 INCHES WITH LOCALLY
  GREATER AMOUNTS ALONG THE I-15 CORRIDOR THROUGH WEST CENTRAL AND
  SOUTHWEST UTAH. 

* TIMING...SNOW WILL BEGIN ACROSS SOUTHWEST UTAH BY EARLY THIS
  EVENING...THEN EXPAND NORTH ACROSS THE ENTIRE ADVISORY AREA BY
  AROUND MIDNIGHT. SNOW...HEAVY AT TIMES...WILL CONTINUE LATE
  TONIGHT THROUGH SATURDAY MORNING. LINGERING SNOW SHOWERS
  SATURDAY AFTERNOON WILL PRODUCE LITTLE ADDITIONAL ACCUMULATION. 

* WINDS...GUSTY SOUTHERLY WINDS AT THE ONSET OF SNOW WILL DIMINISH
  AS SNOW INTENSITIES INCREASE OVERNIGHT. 

* IMPACTS...SIGNIFICANT TRAVEL IMPACTS ARE ANTICIPATED ALONG THE
  MAJOR TRANSPORTATION CORRIDORS...INCLUDING I-15 AND I-80 ALONG
  WITH HIGHWAYS 6...50...AND 89. THE GREATEST IMPACTS WILL BE
  ALONG I-15 FROM THE I-70 JUNCTION SOUTH TO THE CEDAR CITY AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT SNOW ACCUMULATIONS
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS. USE CAUTION WHILE DRIVING. 

FOR WINTER ROAD CONDITIONS FROM THE UTAH DEPARTMENT OF
TRANSPORTATION, VISIT
HTTP://WWW.UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX OR DIAL
511.

&&

$$

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

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

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Western Regional Climate Center, wrcc@dri.edu