Flash Flood Warning 69, NWS Salt Lake City, UT

933 
WGUS75 KSLC 191138
FFSSLC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
538 AM MDT MON OCT 19 2015

UTC017-025-191245-
/O.CON.KSLC.FF.W.0069.000000T0000Z-151019T1245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GARFIELD UT-KANE UT-
538 AM MDT MON OCT 19 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 645 AM MDT FOR
SOUTH CENTRAL GARFIELD AND NORTHEASTERN KANE COUNTIES...

AT 533 AM MDT...RAINFALL CONTINUES OVER THE ESCALANTE RIVER
DRAINAGE.  AS SUCH...IT IS INFERRED THAT SLOT CANYONS AND DRY WASHES
FEEDING INTO THE ESCALANTE ARE FLASH FLOODING.  

CONTINUED RAINFALL IS EXPECTED THROUGHOUT THE MORNING HOURS.
HOWEVER...THE INTENSITY OF THE STORMS ARE EXPECTED TO DIMINISH AS
WE MOVE THROUGH THE MORNING HOURS.
 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

&&

LAT...LON 3749 11138 3745 11159 3773 11168 3803 11145
      3782 11110 3734 11082 3735 11087 3730 11084
      3728 11087 3726 11086 3725 11088 3719 11089

$$

MCINERNEY

279 
WGUS75 KSLC 191242
FFSSLC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
642 AM MDT MON OCT 19 2015

UTC017-025-191245-
/O.EXP.KSLC.FF.W.0069.000000T0000Z-151019T1245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GARFIELD UT-KANE UT-
642 AM MDT MON OCT 19 2015

...THE FLASH FLOOD WARNING FOR SOUTH CENTRAL GARFIELD AND
NORTHEASTERN KANE COUNTIES WILL EXPIRE AT 645 AM MDT...

RAINFALL CONTINUES ACROSS THE ESCALANTE DRAINAGE...THOUGH THE HEAVY
RAINFALL HAS ENDED. THE THREAT OF FLASH FLOODING HAS DIMINISHED
ACROSS SOUTH CENTRAL GARFIELD AND NORTHEASTERN KANE COUNTIES.

LAT...LON 3749 11138 3745 11159 3773 11168 3803 11145
      3782 11110 3734 11082 3735 11087 3730 11084
      3728 11087 3726 11086 3725 11088 3719 11089

$$

CRK

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
934 PM MDT SUN OCT 18 2015

.SYNOPSIS...A PACIFIC STORM SYSTEM WILL CONTINUE TO MOVE EAST ACROSS
THE GREAT BASIN THROUGH EARLY IN THE WEEK. COOL AND UNSETTLED
CONDITIONS ASSOCIATED WITH THE STORM WILL IMPACT MUCH OF THE STATE
THROUGH MIDWEEK.

&&

.DISCUSSION...THE CLOSED LOW CENTERED NEAR THE LAKE TAHOE AREA THIS
EVENING CONTINUES ITS SLOW EASTWARD PROGRESSION THIS EVENING. AHEAD
OF THIS LOW...A VERY MOIST AIRMASS FOR THIS TIME OF YEAR CONTINUES
TO STREAM INTO UTAH. PRECIPITABLE WATER VALUES RANGE FROM JUST OVER
AN INCH ACROSS FAR SOUTHWEST UTAH TO AROUND 0.7-0.8 INCHES ALONG THE
WASATCH FRONT. MEANWHILE...THE ASSOCIATED UPPER JET AND DIFFLUENT
FLOW ALOFT IS STILL MAXIMIZED NEAR THE SPINE OF UTAH. THIS MOISTURE
AND LARGE-SCALE LIFT WILL CONTINUE TO ALLOW WIDESPREAD PRECIPITATION
OVER THE AREA THROUGH LATE TONIGHT. LINGERING INSTABILITY IS STILL
DRIVING SOME OCCASIONALLY STRONG THUNDERSTORMS...PARTICULARLY ACROSS
THE FAR SOUTH WHERE MLCAPE VALUES NEAR 500J/KG STILL EXIST PER SPC
MESOSCALE ANALYSIS. AS A RESULT...WILL KEEP THE GOING FLASH FLOOD
WATCH IN PLACE THROUGH THE NIGHT.

EXPECT PRECIPITATION TO CONTINUE TOMORROW AS THE LOW OPENS UP AND
EJECTS IN PIECES ACROSS NORTHERN UTAH. THIS OCCURS AS ANOTHER PIECE
OF ENERGY DIVES SOUTH AND MERGES WITH A PIECE OF THE CURRENT STORM
TO FORM ANOTHER CLOSED LOW ALONG THE ARIZONA/MEXICO BORDER BY
TUESDAY NIGHT. BOTTOM LINE...COOLER AND UNSETTLED WEATHER WILL
REMAIN IN PLACE THROUGH AT LEAST THE MIDDLE OF THE WEEK.

UPDATED FORECAST TO MAINLY TO ADJUST POP/SKY/WINDS FOR THE REMAINDER
OF THE NIGHT.

&&

.AVIATION...WINDS ARE EXPECTED TO REMAIN SOUTHERLY THROUGH THE
REMAINDER OF THE NIGHT ALTHOUGH THEY MAY BECOME TEMPORARILY ERRATIC
WITH PASSING SHOWERS. SCATTERED SHOWERS WILL MOVE ACROSS THE
TERMINAL THROUGH MONDAY MORNING. THERE IS A 30 PERCENT CHANCE THAT
CEILINGS WILL OCCASIONALLY LOWER TO BETWEEN BKN050 AND BKN070 WITH
THESE SHOWERS.

&&

.SLC WATCHES/WARNINGS/ADVISORIES...
UT...FLASH FLOOD WATCH THROUGH LATE TONIGHT FOR UTZ016-019>021-518.

WY...NONE.
&&

CHENG

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

FOR FREQUENTLY ASKED QUESTIONS ABOUT THE AREA FORECAST DISCUSSION
VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY/GENERAL/AFD_FAQS.PHP (ALL LOWER CASE)

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
942 PM MDT SUN OCT 18 2015

UTZ001>016-019>021-517-518-WYZ021-191300-
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-
942 PM MDT SUN OCT 18 2015

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

.DAY ONE...TONIGHT

WIDESPREAD SHOWERS AND ISOLATED TO SCATTERED THUNDERSTORMS WILL
CONTINUE TO DEVELOP ACROSS MUCH OF THE OUTLOOK AREA THROUGH THE
NIGHT. THE THREAT OF LOCALIZED HEAVY RAINFALL CONTINUES WITH THE
STRONGER STORMS...ESPECIALLY ACROSS SOUTHERN UTAH. FLASH FLOODING
IS POSSIBLE ACROSS FLOOD PRONE AREAS. A FLASH FLOOD WATCH REMAINS
IN EFFECT THROUGH TONIGHT.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

SHOWERS AND ISOLATED THUNDERSTORMS WILL REMAIN WIDESPREAD ACROSS
THE OUTLOOK AREA MONDAY THROUGH MONDAY NIGHT. COLDER AIR MOVING
INTO THE AREA WILL BRING SNOW LEVELS LOW ENOUGH FOR SOME
ACCUMULATING SNOWS AT THE HIGHER ELEVATIONS.

THE STORM SYSTEM THAT BROUGHT THE PRECIPITATION TO THE OUTLOOK
AREA WILL SHIFT SOUTH INTO SOUTHERN ARIZONA AND STRENGTHEN ON
TUESDAY. PRECIPITATION WILL SHIFT SOUTH WITH THE STORM AND
CONCENTRATE OVER THE SOUTHERN THROUGH EAST-CENTRAL UTAH MIDWEEK.
THE REMAINDER OF THE OUTLOOK AREA WILL RECEIVE ISOLATED SHOWERS
THROUGH MIDWEEK...FOLLOWED BY DRIER AND SOMEWHAT WARMER
CONDITIONS TOWARDS THE OF THE WEEK.

.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