Flash Flood Warning 190, NWS Las Vegas, NV

004 
WGUS75 KVEF 270729
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
1229 AM MST SAT SEP 27 2014

AZC015-270915-
/O.CON.KVEF.FF.W.0190.000000T0000Z-140927T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MOHAVE AZ-
1229 AM MST SAT SEP 27 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 AM MST FOR
CENTRAL MOHAVE COUNTY...

AT 1213 AM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE THUNDERSTORMS PRODUCING HEAVY RAIN OVER CENTRAL MOHAVE
COUNTY. THESE STORMS EXTENDED FROM THE HUALAPAI MOUNTAINS ACROSS THE 
AREA FROM KINGMAN TO VALENTINE. THESE STORMS WERE MOVING NORTH AT 30 
MPH. AUTOMATED GAGES AROUND THE DEAN PEAK BURN AREA RECORDED NEARLY 
ONE INCH OF RAINFALL IN LESS THAN AN HOUR. MANY GAGES ACROSS THE 
AREA FROM KINGMAN TO VALENTINE WERE RECORDING A HALF-INCH OF 
RAINFALL IN LESS THAN 30 MINUTES. SOME AREAS MAY SEE REPEATED 
PASSAGE OF THUNDERSTORMS FOR HIGHER RAINFALL AMOUNTS. 

LOCATIONS IMPACTED INCLUDE...

THE DEAN PEAK BURN AREA
BLAKE RANCH ROAD AND RV PARK
ROUTE 66 AND VALENTINE
I-40 TO THE HIGHWAY 93 INTERSECTION

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON
ROADS. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO
CROSS A FLOODED ROAD OR ENTER A FLOOD CHANNEL. TURN AROUND...DONT 
DROWN! BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS MORE DIFFICULT TO 
DETECT FLOODED ROADS.

REPORT FLOODING TO THE LAS VEGAS NATIONAL WEATHER SERVICE VIA
FACEBOOK OR TWITTER.

&&

LAT...LON 3550 11394 3555 11351 3466 11351 3466 11397

$$

JA

296 
WGUS75 KVEF 270827
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
127 AM MST SAT SEP 27 2014

AZC015-270915-
/O.CON.KVEF.FF.W.0190.000000T0000Z-140927T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MOHAVE AZ-
127 AM MST SAT SEP 27 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 AM MST FOR
CENTRAL MOHAVE COUNTY...

AT 119 AM MST...THUNDERSTORMS PRODUCING HEAVY RAIN WERE ENDING 
ACROSS THE AREA FROM THE HUALAPAI MOUNTAINS TO VALENTINE AS THEY 
CONTINUED TO MOVE TO THE NORTH-NORTHEAST AROUND 30 MPH. 
HOWEVER...AROUND ONE INCH OF RAIN FELL OVER THE DEAN PEAK BURN AREA 
AND A MOHAVE COUNTY FLOOD CONTROL GAGE INDICATED THAT YELLOW PINE 
LAKE WAS OVER THE SPILLWAY ELEVATION AND WILL FLOOD BLAKE RANCH 
ROAD. ALSO...DW RANCH ROAD WAS CLOASED BETWEEN MILE MARKERS 3 AND 
4.5 DUE TO FLASH FLOODING. 

LOCATIONS IMPACTED INCLUDE...
BLAKE RANCH ROAD AND DW RANCH ROAD
ROUTE 66 BETWEEN KINGMAN AND VALENTINE


PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAIN FELL ON THE DEAN PEAK BURN AREA. WATER LEVELS WILL RISE 
VERY RAPIDLY...LEADING TO MUD AND DEBRIS FLOWS IN AND DOWNSTREAM OF 
THE BURN AREA.

&&

LAT...LON 3550 11394 3555 11351 3466 11351 3466 11397

$$

JA

150 
WGUS75 KVEF 270914
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
214 AM MST SAT SEP 27 2014

AZC015-270921-
/O.EXP.KVEF.FF.W.0190.000000T0000Z-140927T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MOHAVE AZ-
214 AM MST SAT SEP 27 2014

...THE FLASH FLOOD WARNING WILL EXPIRE AT 215 AM MST FOR CENTRAL
MOHAVE COUNTY...

HEAVY RAIN ENDED ACROSS THE AREA FROM THE HUALAPAI MOUNTAINS TO 
VALENTINE BEFORE 1 AM. FLOODING WAS REPORTED ACROSS DW RANCH AND 
BLAKE RANCH ROADS. THESE ROADS MAY BE IMPASSABLE DURING THE EARLY 
MORNING HOURS BUT THE THREAT OF ADDITIONAL HEAVY RAIN HAS ENDED FOR 
NOW. STAY TUNED THOUGH AS THUNDERSTORMS CAN STILL RAPIDLY DEVELOP 
ACROSS MUCH OF MOHAVE COUNTY THIS MORNING.

LAT...LON 3550 11394 3555 11351 3466 11351 3466 11397

$$

JA

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
955 PM PDT FRI SEP 26 2014

.SYNOPSIS...AN APPROACHING PACIFIC STORM WILL CONTINUE TO PRODUCE
GUSTY SOUTHERLY WINDS THROUGH SATURDAY. THIS SYSTEM WILL BRING
SHOWERS AND THUNDERSTORMS TO PORTIONS OF THE AREA THROUGH THE
WEEKEND WITH THE BEST CHANCE OF SIGNIFICANT RAIN OVER
LINCOLN...CLARK...MOHAVE AND EASTERN SAN BERNARDINO COUNTIES
TONIGHT. MUCH COOLER TEMPERATURES CAN BE EXPECTED OVER THE WEEKEND
INTO EARLY NEXT WEEK.
&&

.UPDATE...THUNDERSTORMS WERE CONTINUING TO DEVELOP ALONG DISCRETE
NORTH/SOUTH ORIENTED LINES AND MOVING TOWARD THE NORTH-NORTHEAST
AROUND 30 MPH ACROSS EASTERN CLARK...LINCOLN AND MOHAVE COUNTIES
THIS EVENING. SOME GAGES ARE PICKING UP BETWEEN THREE-QUARTERS AND
ONE INCH OF RAIN IN AN HOUR. THE 00Z NAM/GFS AND LOCAL HIGH RES
MODELS INDICATE THAT THIS SAME GENERAL AREA WILL BE UNDER THE THREAT
OF ADDITIONAL CONVECTIVE DEVELOPMENT THROUGH 12Z SATURDAY THEN THE
BAND OF MOISTURE WILL BEGIN PROGRESSIVELY SHIFTING EASTWARD AHEAD OF
THE CLOSED UPPER LOW MOVING FROM CENTRAL CALIFORNIA TO WESTERN
NEVADA. OVERALL...THE GOING FORECAST LOOKS ON TRACK AND WILL FOCUS
ON MONITORING ONGOING STORMS.
&&

.PREV DISCUSSION...
315 PM PDT FRI SEP 26 2014

.SHORT TERM...THROUGH SUNDAY NIGHT...NOT MUCH CHANGE TO THE PREVIOUS
THINKING. A MOIST AND UNSTABLE AIR MASS IS IN PLACE ACROSS THE
EASTERN CWA WITH A STRONG PACIFIC STORM APPROACHING FROM THE WEST
PROVIDING PLENTY OF LIFT. THESE WILL COMBINE TO PRODUCE SCATTERED TO
NUMEROUS SHOWERS AND THUNDERSTORMS ACROSS LINCOLN...CLARK...MOHAVE
AND EASTERN SAN BERNARDINO COUNTIES WITH A THREAT OF FLASH
FLOODING...STRONG WINDS AND LARGE HAIL. THE MODELS CONTINUE TO SHOW
A POSSIBLE LULL IN THE ACTIVITY THIS EVENING...PICKING UP AGAIN AND
INCREASING IN COVERAGE LATE THIS EVENING AND OVERNIGHT. THIS BAND OF
MOISTURE AND CONVECTION WILL EXIT NEVADA AND CALIFORNIA BY MID DAY
SATURDAY LEAVING MOHAVE COUNTY UNDER THE GUN MUCH OF THE
AFTERNOON...THEN EXITING MOHAVE COUNTY SATURDAY NIGHT. A FLASH FLOOD
WATCH IS IN EFFECT FOR LINCOLN...CLARK AND EASTERN SAN BERNARDINO
COUNTIES THROUGH LATE SATURDAY MORNING AND FOR MOHAVE COUNTY THROUGH
LATE SATURDAY AFTERNOON. MEANWHILE...THE UPPER TROUGH WILL CONTINUE
TO DEEPEN AND MOVE INTO NEVADA SATURDAY AND REMAIN NEARLY STATIONARY
THROUGH SUNDAY. THIS WILL RESULT IN ISOLATED TO SCATTERED SHOWERS
SATURDAY AFTERNOON THROUGH SUNDAY EVENING MAINLY NORTH OF LAS VEGAS.
GRADUAL CLEARING WILL TAKE PLACE SUNDAY NIGHT AS THE LOW MOVES INTO
WESTERN UTAH. TEMPERATURES OVER THE WEEKEND AND MONDAY WILL BE BELOW
NORMAL DUE TO THE INFLUENCE OF THIS STRONG PACIFIC STORM SYSTEM.

.LONG TERM...NORTHWEST FLOW SETS UP OVER THE WESTERN STATES MONDAY
THROUGH THURSDAY WITH MAINLY DRY CONDITIONS EXPECTED. A LINGERING
SHOWER OR TWO MAY BE POSSIBLE EARLY MONDAY OVER LINCOLN COUNTY ON
THE BACKSIDE OF THE WEEKEND LOW BUT OVERALL IT SHOULD NOT BE OF ANY
SIGNIFICANCE AS THE LOW AND ITS DYNAMICS MOVES AWAY. TEMPERATURES
SHOULD TREND UPWARDS DURING THE EARLY WEEK AND TOP OUT NEAR OR
SLIGHTLY ABOVE NORMAL BY WEDNESDAY. SHORTWAVE ENERGY IS FORECAST TO
MOVE THROUGH THE GREAT BASIN WEDNESDAY BUT MODELS DIFFER ON THE
TRACK IT WILL TAKE AND THIS WILL IMPACT THE WIND/TEMPERATURE
FORECAST FOR BOTH WEDNESDAY AND THURSDAY. ONLY SHOWED SLIGHT COOLING
ON THURSDAY BUT THIS COULD CHANGE IF THE SHORTWAVE BECOMES MORE WELL
DEFINED AND MOVES INTO THE SOUTHERN GREAT BASIN AS FORECAST BY THE
ECMWF.
&&

.AVIATION...FOR MCCARRAN...SOUTH/SOUTHWEST WINDS THROUGH THE EVENING
10-20 KTS WITH GUSTS TO 30 KTS...DECREASING TO 10-15 KTS LATE
EVENING. ISOLATED THUNDERSTORMS WILL BE IN THE AREA THROUGH TONIGHT
AND CANNOT BE RULED OUT DIRECTLY OVER THE TERMINAL.

FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST
CALIFORNIA...SOUTH/SOUTHWEST WINDS 10-20 KTS AND GUSTS 30-35 KTS
THROUGH EARLY EVENING THEN DECREASING TO GENERALLY 10-15 KTS.
NUMEROUS CUMULUS THROUGH TONIGHT ALONG WITH ISOLATED TO SCATTERED
THUNDERSTORMS IN MAINLY LINCOLN...MOHAVE...CLARK AND EASTERN SAN
BERNARDINO COUNTIES. STORMS WILL PERSIST MUCH OF SATURDAY OVER
MOHAVE COUNTY. &&

.SPOTTER INFORMATION STATEMENT...
THERE IS POTENTIAL FOR SOME STRONG THUNDERSTORMS ACROSS THE EASTERN
PORTION OF THE FORECAST AREA TONIGHT THROUGH EARLY SATURDAY. SPOTTER
ACTIVATION IS POSSIBLE. SPOTTER ACTIVATION IS NOT EXPECTED SUNDAY
THROUGH THURSDAY.
&&

UPDATE...ADAIR
SHORT TERM/AVIATION...HARRISON
LONG TERM...SALMEN

FOR MORE FORECAST INFORMATION...SEE US ON OUR WEBPAGE:

HTTP://WEATHER.GOV/LASVEGAS OR FOLLOW US ON FACEBOOK AND TWITTER

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAS VEGAS NV
746 PM PDT FRI SEP 26 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0638 PM     LIGHTNING        4 SE SUMMERLIN          36.17N 115.26W
09/26/2014                   CLARK              NV   PUBLIC

            PUBLIC REPORTS PALM TREE ON FIRE DUE TO LIGHTNING STRIKE
            ON THE 7300 BLOCK OF RAINCLOUD DR. CONFIRMED VIA FACEBOOK
            PHOTO.

&&

WOLCOTT

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAS VEGAS NV
811 PM PDT FRI SEP 26 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0730 PM     FLASH FLOOD      12 E HIKO               37.62N 114.99W
09/26/2014                   LINCOLN            NV   LAW ENFORCEMENT

            PIOCHE SHERIFF REPORTED THAT US 93 BETWEEN MILE MARKERS
            65 AND 70 IS FLOODED. WATER CAME UP OVER THE CULVERTS AND
            FLOODED THAT SECTION OF US 93. TIME ESTIMATED OFF RADAR.

&&

CSTUMPF

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAS VEGAS NV
847 PM PDT FRI SEP 26 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0745 PM     FLASH FLOOD      5 NW NORTH LAS VEGAS    36.31N 115.21W
09/26/2014                   CLARK              NV   PUBLIC

            PUBLIC TWEETED PICTURES OF WATER OVER THE ROADWAY AT
            DECATUR AND HORSE DR. ROAD IS IMPASSABLE

&&

JPULLIN

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAS VEGAS NV
854 PM PDT FRI SEP 26 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0715 PM     HAIL             3 S SUMMERLIN           36.16N 115.30W
09/26/2014  E0.75 INCH       CLARK              NV   PUBLIC

            PUBLIC POSTED VIDEO AND PICTURES OF DIME TO PENNY SIZED
            HAIL AT CHARLESTON AND FT. APATCHE.

&&

JPULLIN

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAS VEGAS NV
953 PM PDT FRI SEP 26 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0736 PM     TSTM WND DMG     3 WSW NORTH LAS VEGAS   36.25N 115.20W
09/26/2014                   CLARK              NV   PUBLIC

            PUBLIC TWEETS LARGE TREE UPROOTED IN FRONT YARD. THIS
            OCCURED ROUGHLY 4 MILES NORTH OF N LAS VEGAS AIRPORT,
            WHICH EARLIER RECORDED A 63 MPH THUNDERSTORM WIND GUST

&&

JPULLIN

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAS VEGAS NV
1112 PM PDT FRI SEP 26 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1103 PM     FLOOD            5 NW MOAPA              36.71N 114.68W
09/26/2014                   CLARK              NV   BROADCAST MEDIA

            BROADCAST MEDIA REPORTS THAT NV-168 IS CLOSED DUE TO
            FLOWING WATER OVER SEVERAL AREAS OF THE ROADWAY, PER
            INFORMATION FROM NHP.

&&

JPULLIN