WINTER STORM WATCH Issue Date: 1017 PM MST MON DEC 21 2009 Expiration: 1100 PM MST WED DEC 23 2009 ...WINTER STORM TO IMPACT UTAH TONIGHT THROUGH WEDNESDAY...
.A MOIST PACIFIC STORM SYSTEM WILL MOVE SOUTH ACROSS NEVADA
TONIGHT. THIS STORM WILL BRING WIDESPREAD PRECIPITATION TO UTAH
WITH THE HEAVIEST PRECIPITATION EXPECTED ACROSS PRIMARILY WESTERN
AND SOUTHERN UTAH. SNOW WILL DEVELOP OVER THE CENTRAL AND
SOUTHERN MOUNTAINS BY LATE TONIGHT...THEN BECOME MUCH MORE
WIDESPREAD DURING THE DAY ON TUESDAY. AREAS OF HEAVY SNOW WILL
LINGER OVER AND NEAR FAVORED TERRAIN TUESDAY NIGHT THROUGH EARLY
WEDNESDAY...THEN END MOST AREAS WEDNESDAY EVENING.
UTZ008>010-221200-
/O.CON.KSLC.WS.A.0014.091222T1200Z-091224T0600Z/
WASATCH MOUNTAINS SOUTH OF I-80-WESTERN UINTA MOUNTAINS-
WASATCH PLATEAU/BOOK CLIFFS-
INCLUDING THE CITIES OF...ALTA...BRIGHTON...HANNA...SCOFIELD
1016 PM MST MON DEC 21 2009
...WINTER STORM WATCH REMAINS IN EFFECT FROM 5 AM MST TUESDAY
THROUGH WEDNESDAY EVENING...
A WINTER STORM WATCH REMAINS IN EFFECT FROM 5 AM MST TUESDAY
THROUGH WEDNESDAY EVENING.
* AFFECTED AREA: THIS WINTER STORM WATCH IS FOR THE WASATCH
MOUNTAINS SOUTH OF I-80...WESTERN UINTA MOUNTAINS AND WASATCH
PLATEAU AND BOOK CLIFFS.
* SNOW ACCUMULATIONS: STORM TOTAL ACCUMULATIONS OF 10 TO 16
INCHES ARE POSSIBLE BY WEDNESDAY EVENING.
* TIMING: PERIODS OF LIGHT SNOW WILL DEVELOP TUESDAY MORNING AND
CONTINUE THROUGH WEDNESDAY MORNING. THE HEAVIEST SNOW IS
EXPECTED TO FALL TUESDAY AFTERNOON THROUGH TUESDAY NIGHT. THE
SNOWFALL IS THEN EXPECTED TO DIMINISH BY LATE IN THE DAY ON
WEDNESDAY.
* IMPACTS:SIGNIFICANT SNOW WILL CREATE HAZARDOUS DRIVING
CONDITIONS...ESPECIALLY THROUGH MOUNTAIN PASSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR A MIXTURE OF
SIGNIFICANT SNOW AND OR STRONG WINDS. CONTINUE TO MONITOR THE
LATEST FORECASTS.
&&
$$ HAZARDOUS WEATHER OUTLOOK Issue Date: 644 AM MST MON DEC 21 2009 Expiration: 700 AM MST TUE DEC 22 2009 Expires:200912221400;;
FLUS45 KSLC 211344
HWOSLC
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
644 AM MST MON DEC 21 2009
UTZ001>010-014>016-019-020-517-518-221400-
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-
SANPETE/SEVIER VALLEYS-WEST CENTRAL UTAH-SOUTHWEST UTAH-
UTAHS DIXIE AND ZION NATIONAL PARK-SOUTH CENTRAL UTAH-
CENTRAL MOUNTAINS-SOUTHERN MOUNTAINS-
644 AM MST MON DEC 21 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND SOUTHERN VALLEYS
OF UTAH...AND THE MOUNTAINS OF UTAH.
.DAY ONE...TODAY AND TONIGHT
LOW CLOUDS AND FOG WILL COVER THE NORTHERN AND CENTRAL WASATCH
FRONT...TOOELE VALLEY AND THE SALT FLATS MUCH OF TODAY. PATCHY
DENSE FOG WILL EXIST ALONG THE FOOTHILLS THROUGH MID-MORNING. FOG
WILL NOT BE AS EXTENSIVE TONIGHT AHEAD OF THE NEXT PACIFIC STORM
FOR TUESDAY THROUGH WEDNESDAY EVENING.
THIS NEXT STORM WILL BRING SUBSTANTIAL SNOWFALL TO THE MOST
MOUNTAINS THROUGH WEDNESDAY EVENING. A WINTER STORM WATCH FOR
HEAVY SNOW WILL BE IN EFFECT BEGINNING LATE TONIGHT...AND
CONTINUE THROUGH WEDNESDAY EVENING. A NUMBER OF WESTERN VALLEY
LOCATIONS COULD ALSO RECEIVE HEAVY SNOW...WITH AREAS ALONG THE
I-15 CORRIDOR FROM NEAR SALT LAKE CITY SOUTH TO CEDAR CITY THE
MOST PRONE AREAS FOR HEAVY SNOW. A WINTER STORM WATCH WILL ALSO BE
IN EFFECT FOR MOST WESTERN VALLEYS FOR TUESDAY THROUGH WEDNESDAY.
A DRIER AND MORE STABLE NORTHERLY FLOW ALOFT WILL DEVELOP LATE
THIS WEEK. SNOW WILL END MOST AREAS CHRISTMAS EVE...WITH DRY
CONDITIONS EXPECTED THROUGH THE COMING WEEKEND.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
A PACIFIC STORM SYSTEM IS EXPECTED TO MOVE INTO THE REGION MONDAY
NIGHT AND TUESDAY...BRINGING A GOOD CHANCE FOR SNOWFALL TO MUCH OF
THE HIGHER TERRAIN. THERE IS ALSO A CHANCE FOR ACCUMULATING
SNOWFALL ACROSS MOST VALLEY LOCATIONS ACROSS THE STATE ABOVE 4000
FEET.
.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
$$
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