Flash Flood Warning 37, NWS Las Vegas, NV

000
WGUS75 KVEF 142031
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
131 PM PDT SAT OCT 14 2006

CAC071-142145-
SAN BERNARDINO CA-
131 PM PDT SAT OCT 14 2006

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 245 PM PDT FOR EAST
CENTRAL SAN BERNARDINO COUNTY...

AT 128 PM PDT...DOPPLER RADAR CONTINUED TO SHOW THUNDERSTORMS WITH 
HEAVY RAIN OVER HIGHWAY 95 BETWEEN INTERSTATE 40 AND THE NEVADA 
STATE LINE. THESE STORMS WERE MOVING SLOWLY EAST TOWARD THE NEVADA 
CALIFORNIA ARIZONA TRIPLE POINT. THE CALIFORNIA HIGHWAY PATROL 
REPORTS THAT HIGHWAY 95 IS CLOSED FROM INTERSTATE 40 TO NEVADA 
HIGHWAY 163. ADDITIONAL HEAVY RAIN IN THIS AREA THROUGH 230 PM WILL 
ONLY WORSEN THE ONGOING FLOODING.

IN DESERT TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. TURN AROUND...DONT DROWN. FIND ALTERNATE ROUTES.

LAT...LON 3483 11497 3486 11475 3510 11475 3522 11493

$$

MORGAN

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
1010 AM PDT SAT OCT 14 2006

.SYNOPSIS...A LOW PRESSURE SYSTEM WILL MOVE ACROSS THE SOUTHERN
GREAT BASIN AND MOJAVE DESERT TODAY RESULTING IN WIDESPREAD RAIN
SHOWERS AND THUNDERSTORM TO THE AREA. THE LOW WILL MOVE EAST BY
SUNDAY FOR DRIER CONDITIONS. TEMPERATURES ARE EXPECTED TO COOL
BETWEEN 5 AND 10 DEGREES TODAY BEFORE WARMING TO NEAR NORMAL BY
MONDAY.
&&

.UPDATE...UPPER LOW CURRENTLY NEAR SAN DIEGO WITH WATER VAPOR
IMAGERY SHOWING VORTICITY LOBE PIVOTING NORTHWARD INTO FAR SOUTHERN
CLARK COUNTY. PVA ASSOCIATED WITH VORT LOBE DRIVING LINE OF STRONG
THUNDERSTORMS OVER CLARK COUNTY THIS MORNING WITH LINE CURRENTLY
OVER NORTHEAST CLARK COUNTY. 12Z NAM/GFS IN GOOD AGREEMENT MOVING
UPPER LOW CENTER TO NEAR THE STATE LINE TRIPLE POINT BETWEEN
LAUGHLIN AND NEEDLES THIS AFTERNOON. VISIBLE IMAGERY CURRENTLY
SHOWS MORE BREAKS IN THE CLOUDS ACROSS EASTERN SAN
BERNARDINO...MOHAVE AND NOW FAR SOUTHERN CLARK COUNTIES. 500 MB COLD
POOL (-20 DEG C) WILL HELP STEEPEN LAPSE RATES THIS AFTERNOON AND DO
EXPECT AREAS THAT ARE GETTING THE SUNSHINE THIS MORNING TO FILL IN.
HIGHEST POPS IN THE SOUTHERN ZONES JUSTIFIED AND WILL NOT UPDATE THE
PACKAGE THIS MORNING.
&&

.PREV DISCUSSION...340 AM PDT SAT OCT 14 2006...UPPER LOW CENTERED
OVER THE SOUTHERN CALIFORNIA COAST AT 10Z TO CONTINUE MOVING EAST
DURING THE DAY. VERY UNSTABLE AMS ASSOCIATED WITH LOW AS GFS
INDICATES BROAD NEG 3 LI ACROSS MUCH OF SOUTHERN NEVADA THROUGH 18Z
WHICH LOOKS REASONABLE AS COLD POOL ALOFT MOVES OVER THE AREA WITH
THE LOW. IN ADDITION DYNAMICS OF THE LOW ITSELF WITH PLENTY OF
MOISTURE ALL POINT TO A WET/UNSTABLE DAY ACROSS THE CWA WITH FOCUS
BEING EASTERN SAN BERNARDINO/MOHAVE/CLARK COUNTIES. ALTHOUGH SEVERE
NOT OUT OF THE QUESTION...MAIN CONCERN TODAY WILL BE BRIEF HEAVY
RAIN. AS LOW TRANSITIONS EAST OVERNIGHT DECREASE ACTIVITY LOOKED FOR
FROM THE WEST. NAM/GFS CONTINUE TO DIVERGE IN SOLUTIONS BY SUNDAY
WITH GFS CONTINUING TO SHIFT LOW TO THE EAST WHILE NAM HAS SLOWER
PACE AND SHIFTS LOW SOUTH BY 00Z MONDAY. CURRENT FORECAST BASED ON
GFS WHICH STILL LOOKS REASONABLE AND WILL CONTINUE ALONG THIS TREND.
THUS DRYING TO TAKE PLACE ALL AREAS BY SUNDAY NIGHT AND DRY INTO
MONDAY. TEMPS TO BE A MAJOR PROBLEM AS CLOUD/SHOWERS/CAA TO DROP
TODAYS HIGH GENERALLY 5-10 DEGREES FROM FRIDAYS. SLOW WARMING TO
THEN TAKE PLACE SUNDAY AND MONDAY.

.LONG TERM...OVERALL NO CHANGE FROM AFTERNOON PACKAGE IN THE LONG
TERM. GFS A LITTLE STRONGER WITH THE NEXT SHORT WAVE DROPPING INTO
NORTHERN NEVADA BY 12Z TUESDAY AND SLIDING INTO THE ROCKIES BY 12Z
WEDNESDAY. GENERALLY DRY NORTHERLY FLOW OVER THE CWA THROUGH
THURSDAY WITH POSSIBLE REX BLOCK PATTERN ONCE AGAIN FORMING BY
FRIDAY. WILL CONTINUE WITH DRY FORECAST THROUGH THE LONG TERM...BUT
MAY NEED TO UP POPS INTO TUESDAY IF NEXT RUNS CONTINUE TO SHOW
DEVELOPMENT OF TUESDAY SHORT WAVE.
&&

.AVIATION...WIDESPREAD SHOWERS AND THUNDERSTORMS WILL CONTINUE
ACROSS ALL ROUTES THROUGH 00Z SUNDAY BEFORE DECREASING FROM THE WEST
AND ENDING AFTER 12Z SUNDAY MOST ROUTES. LOWER CIGS/VSBY IN SHOWERS
CAN BE EXPECTED AND WILL NEED TO MONITOR AS FOG POSSIBLE AFTER 06Z
SUNDAY ESPECIALLY PEACH SPRING/MORMON MESA CORRIDORS. TAFS AND TWEBS
ADEQUATELY DESCRIBE EXPECTED WEATHER CONDITIONS FOR AREA TERMINALS.
SEE TAFS FOR KLAS...KVGT...KDRA... KBIH...KDAG...KEED FOR DETAILS.

AVIATION DISCUSSION NOT UPDATED FOR AMENDED TAFS.

.VEF WATCHES/WARNINGS/ADVISORIES...
.NV...NONE.
.AZ...NONE.
.CA...NONE.

JENSEN

HTTP://WEATHER.GOV/LASVEGAS

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAS VEGAS NV
1206 PM PDT SAT OCT 14 2006

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

0430 AM     FLASH FLOOD      WILLOW BEACH            35.87N 114.67W
10/14/2006                   MOHAVE             AZ   AMATEUR RADIO

            RANGER AT WILLOW BEACH REPOTED ALL ROADS WASHED OUT
            LEADING INTO MARINA. SEWER LINES EXPOSED WITH NO POWER
            AND PHONES. ONE VEHICLE WASHED INTO RIVER. ARIZONA HOT
            SPRINGS HAS 39 PEOPLE STRANDED... BOATS AND CAMPERS
            WASHED INTO RIVER.

&&

CSCHLOTT

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAS VEGAS NV
1209 PM PDT SAT OCT 14 2006

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

1030 AM     FLOOD            4 S OVERTON             36.48N 114.45W
10/14/2006                   CLARK              NV   PARK/FOREST SRVC

            PARK RANGER REPORTS HIGHWAY 169..ST THOMAS ROAD 4 MILES
            SOUTH OF OVERTON HAS 4 FEET OF WATER WITH SWIFT WATER
            RESCUE IN PROGRESS.

&&

CSCHLOTT