Flash Flood Warning 42, NWS Las Vegas, NV

MOJAVE DESERT/SOUTHERN GREAT BASIN AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
250 PM PDT THU SEP 5 1996

THS AFTN TSTMS FIRING IN ABT SAME PLACE AS YSTRDY.  LOW LVL MSTR
ACRS SRN NV/NW AZ BEING LIFTED UNDR RGT REAR QUAD OF JET AS IT
SLIDES INTO UT.  THS SHUD MAINTAIN/ENHANCE CONVECTION INTO THE EVNG
HRS ACRS ERN HLF OF CWA.  THERE IS THE POTENTIAL FOR HVY
RAINS...SMALL HAIL AND GUSTY WNDS.  THE JET DYNAMICS SHUD DIMINISH
OVRNGT/FRI AS JET LIFTS FURTHER E INTO CO.  MDLS STILL INSIST LOW
LVLS TO RMN QUITE MOIST FRI/SAT ALNG AZ/NV BRDR INTO NW AZ.  MDLS
MOV WK VORT CNTR OVR XTRM SRN NV FRI THIS FEATURE ALNG WITH
CYCLONIC SHEAR FRM TROF OVR GRT BASIN WL AGN AID IN TSTM DVLPMNT
ACRS XTRM SRN NV/NW AZ.  HAVE DCSRD COVERAGE A CATEGORY SAT. THE
AVN SHWS A WK H3 S/WV ACRS UT SAT...IF THIS VERIFIES COULD BE MOR
ACTION ACRS NW AZ THAN THINK ATTM.  WL WAIT FOR LATER RUNS TO SEE
HOW MDLS HNDL FEATURE.  LAS 1-00.  PIERCE

NVZAZZ001>3-CAZ018-019-052210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
210 PM PDT (210 PM MST) THU SEP 5 1996

...STRONG THUNDERSTORMS DEVELOPING OVER THE MOJAVE DESERT...

AN APPROACHING UPPER LEVEL TROUGH IS INTERACTING WITH MOIST AND
UNSTABLE AIR OVER THE SOUTHWEST TO PRODUCE CONDITIONS FAVORABLE
FOR VERY STRONG THUNDERSTORMS THIS AFTERNOON AND EVENING.

AT 2055 PM PDT (MST)...LAS VEGAS DOPPLER RADAR INDICATED WIDELY
SCATTERED THUNDERSTORMS DEVELOPING OVER SOUTHEASTERN CALIFORNIA...
EXTREME SOUTHERN NEVADA...AND NORTHWEST ARIZONA.

...SOUTHEAST CALIFORNIA...
THE STRONGEST STORM WAS LOCATED APPROXIMATELY 12 MILES NORTHEAST OF
TWENTY NINE PALMS CALIFORNIA AND WAS MOVING NORTHEAST AT 15 MILES
PER HOUR.  THIS STORM IS IN A FAVORABLE ENVIRONMENT FOR CONTINUED
INTENSIFICATION AND WILL BE MONITORED CLOSELY FOR POSSIBLE WARNING
ISSUANCE DURING THE NEXT HOUR OR SO.

...EXTREME SOUTHERN NEVADA...
A STRONG THUNDERSTORM WAS MOVING NORTHEAST THROUGH THE HOOVER DAM
AREA. THE NATIONAL PARK SERVICE REPORTED MODERATE RAIN AND PEA-SIZED
HAIL FROM THIS STORM AS IT MOVED THROUGH BOULDER CITY. ANOTHER STRONG
STORM WAS LOCATED APPROXIMATELY 4 MILES NORTH OF SEARCHLIGHT...AND A
THIRD WAS IN SOUTHEASTERN LINCOLN COUNTY ABOUT 25 MILES NORTHWEST OF
MESQUITE.  THESE STORMS WERE MOVING NORTHEAST AT 15 MILES PER HOUR.

..NORTHWEST ARIZONA...
THE STRONGEST STORM WAS LOCATED 19 MILES EAST OF KINGMAN AND MOVING
NORTHEAST AT 10 MILES PER HOUR.

CONDITIONS ARE FAVORABLE FOR SOME OF THESE STORMS TO PRODUCE STRONG
WINDS...HAIL...AND HEAVY RAINS.  IF YOU ARE OUTDOORS TODAY...BE
PREPARED TO TAKE SHELTER FROM THE WEATHER.

REMEMBER...WASHES AND ARROYOS CAN FILL RAPIDLY WITH FLOWING WATER AT
A CONSIDERABLE DISTANCE FROM THE PARENT THUNDERSTORM.  DO NOT DRIVE
INTO ROADWAYS COVERED WITH WATER.

RUNK