905 
FLUS45 KSLC 171621
HWOSLC

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1021 AM MDT SAT MAY 17 2008

UTZ001>016-019>021-517-518-WYZ021-181100-
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-
1021 AM MDT SAT MAY 17 2008

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

.DAY ONE...TODAY AND TONIGHT

A WARMING TREND WILL CONTINUE TODAY WITH LIGHT WIND.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A STRONG AREA OF HIGH PRESSURE ALOFT WILL BUILD ACROSS THE OUTLOOK 
AREA ON SUNDAY AND MONDAY...AND PERSIST INTO TUESDAY. HIGH 
TEMPERATURES WILL APPROACH OR EXCEED RECORD LEVELS SUNDAY THROUGH 
TUESDAY.

THIS WARM PERIOD WILL RESULT IN SIGNIFICANT SNOWMELT FROM THE UPPER 
ELEVATIONS. CREEKS AND RIVERS WILL HAVE SHARP RISES THROUGH EARLY 
NEXT WEEK. THE COLD AND RAPID WATER FLOW WILL INCREASE DANGER NEAR 
WATERWAYS BUT SNOWMELT FLOODING IS NOT EXPECTED AT THIS TIME.

A COLD FRONT IS EXPECTED TUESDAY NIGHT AND WEDNESDAY. THE FRONT WILL 
BRING STRONG WINDS AND SHARP COOLING ALONG WITH SHOWERS AND 
THUNDERSTORMS. THESE WINDS COMBINED WITH LOW RELATIVE HUMIDITIES 
AHEAD OF THE FRONT WILL LIKELY LEAD TO CRITICAL FIRE WEATHER 
CONDITIONS ON TUESDAY. ANOTHER COOL UPPER LOW COULD BRING UNSETTLED 
WEATHER ON THURSDAY AND FRIDAY. 

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

$$

TARDY/SCHOENING

FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)