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HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
618 AM MDT THU JUL 31 2014

UTZ001>016-019>021-517-518-WYZ021-011200-
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-
618 AM MDT THU JUL 31 2014

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

.DAY ONE...TODAY AND TONIGHT

AN UPPER LEVEL WEATHER DISTURBANCE OVER CENTRAL NEVADA THIS
MORNING WILL TRACK SLOWLY EAST INTO AND ACROSS NORTHERN UTAH
LATER THIS AFTERNOON THROUGH TONIGHT. SHOWER AND THUNDERSTORM
ACTIVITY WILL INCREASE ACROSS NORTHERN UTAH AND SOUTHWEST
WYOMING...THEN PERSIST THROUGH THE OVERNIGHT HOURS. ACROSS
SOUTHERN UTAH ISOLATED SHOWERS AND THUNDERSTORMS WILL DEVELOP
DURING THE AFTERNOON...THEN DISSIPATE DURING THE EVENING HOURS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

SHOWERS AND THUNDERSTORMS WILL LINGER INTO FRIDAY MORNING...WITH
THE FOCUS OF ANY ACTIVITY ACROSS NORTHEAST UTAH. THE ABUNDANT
MOISTURE REMAINING OVER MUCH OF UTAH WILL SPAWN A FEW ADDITIONAL
SHOWERS AND THUNDERSTORMS OVER MAINLY THE HIGHER TERRAIN FRIDAY
AFTERNOON THROUGH EARLY EVENING.

HIGH PRESSURE ALOFT STRENGTHENING ACROSS THE OUTLOOK AREA WILL
BRING WARMER TEMPERATURES AND ISOLATED MOUNTAIN THUNDERSTORMS OVER
THE WEEKEND.

A NEW AND SOMEWHAT STRONGER WEATHER DISTURBANCE WILL TRACK NORTH
OUT OF WESTERN ARIZONA LATE IN THE WEEKEND. THIS FEATURE WILL
DRAG MONSOONAL MOISTURE BACK INTO THE AREA BY SUNDAY NIGHT...
FOLLOWED BY SCATTERED SHOWERS AND THUNDERSTORMS ACROSS MAINLY THE
WESTERN TWO-THIRDS OF UTAH EARLY IN THE WEEK. THE POSSIBILITY
WILL EXIST FOR HEAVY RAINFALL WHICH COULD BRING A FLASH FLOODING
THREAT BACK TO UTAH MONDAY AND TUESDAY. SHOWERS AND STORMS WILL
DECREASE ON WEDNESDAY AS HIGH PRESSURE ALOFT RETURNS TO THE
REGION.

.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/ (ALL LOWER CASE)

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

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Page last modified: June 2, 2009
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