Alert archive / Arizona / Flash Flood Warnings in 1993
Flash Flood Warning 5, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Aug 29, 1993, 2:48 PM MST for Mohave County, Arizona; Clark County, Nevada. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Aug 29, 1993, 2:48 PM MST (21:48 UTC)
- Expired
- Aug 29, 1993, 5:45 PM MST
- In force
- 3 hr
- Issued by
- NWS Las Vegas, NV
- Area
- Whole counties
Counties Mohave County, AZ, Clark County, NV
The nearest sounding before it
Mercury/Desert R, NV (KDRA), launched 12:00Z, 9.8 hours before the alert went out and 162 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 521 J/kg
- Mixed-layer CIN
- -214 J/kg
- Mixed-layer LCL
- 2262 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -12 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLAS 292149 FFWLAS AZC015-NVC003-300045- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 248 PM PDT SUN AUG 29 1993 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 545 PM PDT FOR PEOPLE IN THE FOLLOWING LOCATIONS...S... IN NORTHWEST ARIZONA ...MOHAVE COUNTY IN SOUTH NEVADA ...SOUTHEASTERN CLARK COUNTY THE NATIONAL PARK SERVICE REPORTS VERY HEAVY RAIN AROUND COTTONWOOD COVE MARINA IN THE VICINTY OF LAKE MOHAVE. CAL-NEV-ARI AIRPORT ABOUT 50 MILES SOUTH OF LAS VEGAS REPORTS HALF INCH HAIL AND GUSTY WINDS. LAS VEGAS RADAR SHOWS STRONG THUNDERSTORMS FROM SEARCHLIGHT TO LAKE MOHAVE MOVING SLOWLY EAST. THIS WARNING DOES NOT INCLUDE THE LAS VEGAS AREA. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAHY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND. &
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Aug 29, 12:12 PM MST, 2 hours 36 minutes before
NVZ008-009-292300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 1210 PM PDT SAT AUG 28 1993 ...ISOLATED THUNDERSTORMS DEVELOPING ACROSS SOUTHERN NEVADA... NATIONAL WEATHER SERVICE RADAR AND LIGHTNING DETECTION SENSORS INDICATED ISOLATED THUNDERSTORMS DEVELOPING ACROSS CLARK COUNTY IN SOUTHERN NEVADA. OTHER THUNDERSTORMS WERE DETECTED IN NORTHWEST MOHAVE COUNTY IN ARIZONA NORTH OF KINGMAN. LITTLE MOVEMENT HAS BEEN NOTED DURING THE PAST HOUR. WITH AFTERNOON HEATING THESE THUNDERSTORMS WILL CONTINUE TO DEVELOP AND POSE THE THREAT OF BRIEF HEAVY RAIN...DEADLY LIGHTNING AND STRONG GUSTY WINDS. PERSONS OUT AND ABOUT IN SOUTHERN NEVADA THIS AFTERNOON AND EVENING SHOULD KEEP A WEATHER EYE TO THE SKY AND TAKE PRECAUTIONS SHOULD ANY THUNDERSTORMS MOVE INTO YOUR AREA. STAY TUNED TO NOAA WEATHE RADIO...COMMERCIAL TV AND RADIO FOR LATER STATEMENTS AND FORECASTS. CHS/1912Z
Special weather statement, Aug 29, 12:17 PM MST, 2 hours 31 minutes before
NVZ008-009-292300- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE LAS VEGAS NV 1210 PM PDT SUN AUG 29 1993 ...ISOLATED THUNDERSTORMS DEVELOPING ACROSS SOUTHERN NEVADA... NATIONAL WEATHER SERVICE RADAR AND LIGHTNING DETECTION SENSORS INDICATED ISOLATED THUNDERSTORMS DEVELOPING ACROSS CLARK COUNTY IN SOUTHERN NEVADA. OTHER THUNDERSTORMS WERE DETECTED IN NORTHWEST MOHAVE COUNTY IN ARIZONA NORTH OF KINGMAN. LITTLE MOVEMENT HAS BEEN NOTED DURING THE PAST HOUR. WITH AFTERNOON HEATING THESE THUNDERSTORMS WILL CONTINUE TO DEVELOP AND POSE THE THREAT OF BRIEF HEAVY RAIN...DEADLY LIGHTNING AND STRONG GUSTY WINDS. PERSONS OUT AND ABOUT IN SOUTHERN NEVADA THIS AFTERNOON AND EVENING SHOULD KEEP A WEATHER EYE TO THE SKY AND TAKE PRECAUTIONS SHOULD ANY THUNDERSTORMS MOVE INTO YOUR AREA. STAY TUNED TO NOAA WEATHE RADIO...COMMERCIAL TV AND RADIO FOR LATER STATEMENTS AND FORECASTS. CHS/1916Z
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 6:30 PM MST | Flash Flood Warning | VEF | Clark, Nye | 2 hr |
Nearby
Flash Flood Warnings in Arizona, 1993Flash Flood Warnings in Nevada, 1993Every flash flood warning in 1993
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.