Red Flag Warning 31, NWS Salt Lake City, UT

AREA FORECAST DISCUSSION...CORRECTED
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
902 PM MDT THU AUG 10 2006

.SYNOPSIS...A MOIST AIRMASS WILL REMAIN OVER THE SOUTHERN PORTIONS
OF UTAH TODAY WHILE A DRY WESTERLY FLOW BECOMES ESTABLISHED ACROSS
THE NORTH THROUGH SATURDAY.

&&

.DISCUSSION...THERMAL TROUGH SUPPORTING SHALLOW AND HIGH BASED
CONVECTION JUST ENTERING NORTHWEST UTAH. PACIFIC COLD FRONT CHARGING
THROUGH SOUTHWEST IDAHO WILL PUSH INTO NORTHWEST UTAH LATE TONIGHT
THEN RUN OUT OF STEAM AS THE SUPPORTING TROUGH ALOFT SHIFT NORTHEAST
INTO MONTANA. NEXT TROUGH FOLLOWS QUICKLY ACROSS IDAHO ON
SATURDAY...MAINTAINING A DRY AND STABLE WESTERLY FLOW ACROSS
NORTHERN UTAH WHILE THE REMAINING MOISTURE IS SHUNTED TO SOUTHERN
AND EASTERN UTAH. BY SUNDAY...RIDGE REBOUNDS WITH MODELS STILL
TRYING TO BRING DEEP MOISTURE BACK NORTH OVER THE STATE.

NO BIG CHANGES THIS EVENING BUT WILL CONSIDER SHORT TERM UPDATES TO
MATCH RECENT SATELLITE AND RADAR TRENDS.

&&

.AVIATION...WEAK CONVECTION WILL BE AROUND THE TERMINAL THROUGH THE
NIGHT WHICH MAY RESULT IN ERRATIC WINDS AT TIMES BUT NOT STRONG
STORMS ANTICIPATED. EARLY LAKE BREEZE ARRIVAL FRIDAY BY LATE MORNING
AT KSLC.

&&

.FIRE WEATHER...DRY LIGHTNING DID NOT MATERIALIZE TODAY BUT
MICROBURST WINDS AFFECTED THE DESERTS AND THE CENTRAL WASATCH FRONT.
ISOLATED LIGHTNING EXPECTED THROUGH THE NIGHT AS A THERMAL TROUGH
PUSHES ACROSS WESTERN UTAH FOLLOWED BY A PACIFIC COLD FRONT FRIDAY
MORNING. NEXT ISSUE WILL BE GUSTY WINDS AFFECTING THE PLATEAU
COUNTRY OF BEAR LAKE AND RICH COUNTY. RED FLAG WARNING LIKELY TO BE
HOISTED THERE OVERNIGHT FOR FRIDAY.

&&

SLC WATCHES/WARNINGS/ADVISORIES...

UT...RED FLAG WARNING FOR FIRE WEATHER ZONES 420...422>424 AND
     433>436 THROUGH MIDNIGHT TONIGHT.
WY...NONE.

&&

GIBSON

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
857 AM MDT THU AUG 10 2006

UTZ001>021-WYZ021-111400-
CACHE VALLEY/UTAH PORTION-CASTLE COUNTRY-
CENTRAL AND SOUTHWEST MOUNTAINS-
GLEN CANYON RECREATION AREA/LAKE POWELL-
GREAT SALT LAKE DESERT AND MOUNTAINS-HENRY MOUNTAINS-
NORTHERN WASATCH FRONT-SALT LAKE AND TOOELE VALLEYS-SAN RAFAEL SWELL-
SANPETE/SEVIER VALLEYS-SOUTH CENTRAL UTAH-SOUTHERN WASATCH FRONT-
SOUTHWEST UTAH-SOUTHWEST WYOMING-UTAHS DIXIE AND ZION NATIONAL PARK-
WASATCH MOUNTAIN VALLEYS-WASATCH MOUNTAINS I-80 NORTH-
WASATCH MOUNTAINS SOUTH OF I-80-WASATCH PLATEAU/BOOK CLIFFS-
WEST CENTRAL UTAH-WESTERN UINTA BASIN-WESTERN UINTA MOUNTAINS-
857 AM MDT THU AUG 10 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN UTAH AND EXTREME
SOUTHWEST WYOMING.

.DAY ONE...TODAY

MOISTURE ALREADY OVER SOUTHERN UTAH WILL CREEP NORTHWARD TODAY AND
WILL TRIGGER AFTERNOON AND EVENING THUNDERSTORMS. SOME OF THESE
STORMS WILL PRODUCE DRY LIGHTNING AND CONTAIN LITTLE OR NO RAIN. A
RED FLAG WARNING HAS BEEN ISSUED FOR ALL OF NORTHWEST AND WEST
CENTRAL UTAH.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

AN INCREASE IN MOISTURE FROM THE SOUTH WILL CONTINUE INTO
FRIDAY. A SERIES OF WEAK PACIFIC WEATHER DISTURBANCES WILL CROSS THE
AREA THIS WEEKEND...BRINGING PERIODIC SHOWERS AND THUNDERSTORMS TO
THE AREA. SLOWER MOVING STORMS OVER THE WEEKEND MAY PRODUCE
LOCALIZED FLASH FLOODING.

A SECOND SURGE OF MOISTURE WILL BEGIN EARLY NEXT WEEK. SCATTERED
SHOWERS AND THUNDERSTORMS ARE EXPECT LATE MONDAY THROUGH WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS SHOULD REPORT SIGNIFICANT WEATHER ACCORDING TO STANDARD
OPERATING PROCEDURES.