HAZARDOUS WEATHER OUTLOOK
Issue Date: 653 AM MST TUE DEC 22 2009
Expiration: 700 AM MST WED DEC 23 2009

Expires:200912231400;;
FLUS45 KSLC 221352
HWOSLC
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
652 AM MST TUE DEC 22 2009
UTZ001>016-019>021-517-518-WYZ021-231400-
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-
652 AM MST TUE DEC 22 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN TWO THIRDS OF
UTAH AND SOUTHWEST WYOMING.
.DAY ONE...TODAY AND TONIGHT
A STORM SYSTEM APPROACHING THE AREA FROM THE PACIFIC NORTHWEST
WILL BRING A VARIETY OF WINTER WEATHER TO UTAH THROUGH TONIGHT.
LIGHT SNOW WILL DEVELOP AHEAD OF THE MAIN STORM THIS MORNING...
WITH ACCUMULATING SNOW FOR THE MOUNTAIN ELEVATION. A MIXING OF
RAIN AND SNOW IS EXPECTED ACROSS THE SOUTHERN VALLEYS...WITH AREAS
NEAR THE ARIZONA BORDER PRIMARILY SEEING RAIN. ACROSS NORTHERN
UTAH PRECIPITATION WILL REMAIN SNOW...WITH A FEW POCKETS OF MIXED
RAIN AND SNOW LATER THIS MORNING THROUGH EARLY AFTERNOON.
PERIODS OF HEAVY SNOW WILL ARRIVE THIS AFTERNOON...AND CONTINUE
THROUGH THE OVERNIGHT HOURS. THE HEAVIEST SNOWS ARE EXPECTED
ACROSS THE SOUTHERN AND CENTRAL MOUNTAINS...AND ALONG THE I-15 AND
I-70 CORRIDORS OF WESTERN AND CENTRAL UTAH. AREAS OF NORTHERN UTAH
WILL ALSO SEE SIGNIFICANT SNOWFALL...THOUGH AMOUNTS ACROSS THE
NORTHERN MOUNTAINS AND THROUGH THE SALT LAKE CITY AREA WILL BE
LESS THAN POINTS SOUTH.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
THE STORM AFFECTING THE REGION WILL EXIT UTAH BY LATE WEDNESDAY.
FOLLOWING THIS STORM WILL BE STRENGTHENING HIGH PRESSURE
ALOFT...WHICH WILL BRING GENERALLY DRY CONDITIONS THROUGH THE
COMING HOLIDAY PERIOD. FOG AND HAZE WILL BUILD UP ONCE AGAIN
ACROSS THE NORTH...WITH THE HIGHER ELEVATIONS EXPERIENCING A
WARMER TREND.
.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
$$

WINTER WEATHER ADVISORY
Issue Date: 500 AM MST TUE DEC 22 2009
Expiration: 500 PM MST WED DEC 23 2009

...WINTER STORM TO IMPACT UTAH THROUGH WEDNESDAY EVENING...
.A MOIST PACIFIC STORM SYSTEM WILL MOVE SOUTH ACROSS NEVADA
TODAY. THIS STORM WILL BRING WIDESPREAD PRECIPITATION TO UTAH
WITH THE HEAVIEST PRECIPITATION EXPECTED ACROSS WESTERN AND
SOUTHERN UTAH. SNOW WILL DEVELOP OVER THE MOUNTAINS THIS
MORNING...THEN BECOME WIDESPREAD ACROSS ALL OF WESTERN UTAH LATER
THIS MORNING. AREAS OF HEAVY SNOW WILL LINGER OVER AND NEAR
FAVORED TERRAIN THIS AFTERNOON THROUGH WEDNESDAY MORNING...THEN
END MOST AREAS BY WEDNESDAY EVENING.
UTZ008>010-221900-
/O.UPG.KSLC.WS.A.0014.000000T0000Z-091224T0600Z/
/O.NEW.KSLC.WW.Y.0038.091222T1200Z-091224T0000Z/
WASATCH MOUNTAINS SOUTH OF I-80-WESTERN UINTA MOUNTAINS-
WASATCH PLATEAU/BOOK CLIFFS-
INCLUDING THE CITIES OF...ALTA...BRIGHTON...HANNA...SCOFIELD
500 AM MST TUE DEC 22 2009
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 PM MST WEDNESDAY...
THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 5 PM
MST WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.
* AFFECTED AREA: THIS WINTER WEATHER ADVISORY 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 18
INCHES ARE POSSIBLE BY WEDNESDAY EVENING.
* TIMING: PERIODS OF LIGHT SNOW WILL DEVELOP THIS MORNING...THEN
TURN HEAVIER LATE THIS MORNING. THIS SNOW WILL CONTINUE INTO
WEDNESDAY MORNING...THEN GRADUALLY DECREASE IN AREAL COVERAGE
AND INTENSITY WEDNESDAY AFTERNOON.
* IMPACTS: SIGNIFICANT SNOW WILL CREATE HAZARDOUS DRIVING
CONDITIONS...ESPECIALLY THROUGH MOUNTAIN PASSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER WEATHER ADVISORY 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.COMMUTERLINK.UTAH.GOV OR DIAL
511.
$$

WINTER STORM WATCH
Issue Date: 443 AM MST MON DEC 21 2009
Expiration: 1100 PM MST WED DEC 23 2009

...SIGNIFICANT SNOW POSSIBLE LATER TONIGHT THROUGH WEDNESDAY EVENING...
.A DEVELOPING PACIFIC STORM SYSTEM WILL MOVE SOUTH ACROSS NEVADA
TONIGHT...AFFECTING MAINLY WESTERN AND SOUTHERN UTAH LATE TONIGHT
THROUGH WEDNESDAY. SNOW WILL DEVELOP OVER THE MOUNTAINS BY LATE
TONIGHT...THEN SPREAD INTO THE VALLEYS TUESDAY. AREAS OF HEAVY
SNOW WILL LINGER OVER AND NEAR FAVORED TERRAIN TUESDAY NIGHT
THROUGH EARLY WEDNESDAY...THEN END MOST AREAS WEDNESDAY EVENING.
UTZ008>010-517-518-211900-
/O.NEW.KSLC.WS.A.0014.091222T0600Z-091224T0600Z/
WASATCH MOUNTAINS SOUTH OF I-80-WESTERN UINTA MOUNTAINS-
WASATCH PLATEAU/BOOK CLIFFS-CENTRAL MOUNTAINS-SOUTHERN MOUNTAINS-
INCLUDING THE CITIES OF...ALTA...BRIGHTON...HANNA...SCOFIELD...
COVE FORT...KOOSHAREM...FISH LAKE...LOA...PANGUITCH...
BRYCE CANYON
443 AM MST MON DEC 21 2009
...WINTER STORM WATCH IN EFFECT FROM THIS EVENING THROUGH
WEDNESDAY EVENING...
THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
WINTER STORM WATCH...WHICH IS IN EFFECT FROM THIS EVENING THROUGH
WEDNESDAY EVENING.
* AFFECTED AREA: THE WASATCH MOUNTAINS SOUTH OF I-80...WESTERN
UINTA MOUNTAINS...WASATCH PLATEAU AND BOOK CLIFFS...CENTRAL AND
SOUTHERN MOUNTAINS.
* SNOW ACCUMULATIONS: POTENTIAL OF 12 TO 24 INCHES.
* TIMING: PERIODS OF LIGHT SNOW WILL DEVELOP AROUND MIDNIGHT
TONIGHT AND CONTINUE HEAVY AT TIMES TUESDAY THROUGH WEDNESDAY
MORNING. SNOW WILL GRADUALLY DECREASE IN INTENSITY AND AREAL
COVERAGE WEDNESDAY AFTERNOON AND EVENING.
* WINDS: MODERATE SOUTHWEST WINDS OF 25 TO 35 MPH WITH HIGHER
GUSTS THROUGH MIDDAY TUESDAY. WINDS WILL SUBSIDE TUESDAY
AFTERNOON BEFORE INCREASING FROM THE NORTH AT 20 TO 30 MPH LATE
TUESDAY NIGHT THROUGH WEDNESDAY AFTERNOON.
* IMPACTS:SIGNIFICANT SNOW AND WINDS 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.
$$