Hazardous Weather Outlook
Issued by NWS Salt Lake City, UT

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FLUS45 KSLC 161142
HWOSLC

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
542 AM MDT TUE SEP 16 2014

UTZ001>016-019>021-517-518-WYZ021-171200-
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-
542 AM MDT TUE SEP 16 2014

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

.DAY ONE...TODAY AND TONIGHT

ISOLATED SHOWERS AND THUNDERSTORMS WILL DEVELOP ACROSS THE HIGHER
TERRAIN OF UTAH FOR THIS AFTERNOON AND EVENING. TEMPERATURES WILL
REMAIN UNSEASONABLY WARM FOR MID-SEPTEMBER. READINGS IN THE 80S
AND 90S WILL BE COMMON...WITH HIGHS NEAR 100 DEGREES IN THE DIXIE
REGION OF SOUTHWEST UTAH.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

ISOLATED SHOWERS AND THUNDERSTORMS ALONG WITH VERY WARM
TEMPERATURES WILL RETURN FOR WEDNESDAY.

TROPICAL MOISTURE POOLED TO THE SOUTH OF UTAH WILL SPREAD NORTH
BEGINNING WEDNESDAY NIGHT. THIS MOISTURE WILL COVER MUCH OF THE
OUTLOOK AREA THROUGH THURSDAY EVENING. SHOWERS AND THUNDERSTORMS
WILL INCREASE ACROSS WESTERN UTAH BEGINNING WEDNESDAY EVENING...
THEN BECOME WIDESPREAD ACROSS MUCH OF THE OUTLOOK AREA THURSDAY.

LOCALLY HEAVY RAINFALL IS POSSIBLE ACROSS SOUTHWEST AND WEST-
CENTRAL UTAH BY WEDNESDAY EVENING. THE POTENTIAL FOR HEAVY
RAINFALL WILL SHIFT INTO NORTHERN UTAH THURSDAY NIGHT...AND
REMAIN INTO EARLY FRIDAY.

DRIER AIR WILL MOVE INTO FAR NORTHERN UTAH BEGINNING LATE FRIDAY.
SOUTHERN AND EASTERN UTAH WILL REMAIN QUITE MOIST...WITH
SCATTERED SHOWERS AND THUNDERSTORMS EXPECTED FRIDAY NIGHT
THROUGH EARLY SATURDAY.

SHOWERS AND THUNDERSTORMS COULD INCREASE AGAIN SUNDAY AND ON INTO
EARLY NEXT WEEK. A LOW PRESSURE SYSTEM TO THE SOUTHWEST OF UTAH
COULD RETURN NORTH...BRINGING AN INCREASING THREAT OF SHOWERS AND
THUNDERSTORMS TO THE GREAT BASIN LATE IN THE FORECAST PERIOD.

.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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