Alert archive / Nevada / Flash Flood Warnings in 1992

Flash Flood Warning 2, NWS Las Vegas, NV

August 5, 1992Lincoln County, Nevada

NWS Las Vegas, NV issued this flash flood warning at Aug 5, 1992, 1:12 PM PDT for Lincoln County, Nevada. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Aug 5, 1992, 1:12 PM PDT (20:12 UTC)
Expired
Aug 5, 1992, 3:15 PM PDT
In force
2 hr
Issued by
NWS Las Vegas, NV
Area
Whole counties

County Lincoln County, NV

The nearest sounding before it

Mercury/Desert R, NV (KDRA), launched 12:00Z, 8.2 hours before the alert went out and 151 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.

Skew-T log-pSkew-T log-p diagram, Mercury/Desert R, NV at 12:00Z on 1992-08-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Mercury/Desert R, NV at 12:00Z on 1992-08-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
0 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KLAS 052012
FFWLAS
NVC017-052215-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
112 PM PDT WED AUG 5 1992
 
THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  315 PM PDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN SOUTH CENTRAL NEVADA
 
   ...NORTHEASTERN LINCOLN COUNTY
 
WEATHER OBSERVER AT PIOCHE IN NORTHEAST LINCOLN COUNTY REPORTED HEAVY
RAIN WITH FLASH FLOODING.
 
 
 
 
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 ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAjM...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 5, 9:26 AM PDT, 3 hours 46 minutes before
NVC009-052300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NEVADA
924 AM PDT WED AUG 05 1992

...SCATTERED SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN POSSIBLE OVER
      PARTS OF SOUTHERN NEVADA THIS AFTERNOON AND EVENING...

SOUTHERN NEVADA IS UNDER A VERY MOIST AIRMASS AND THE HEATING TODAY
WILL TRIGGER THUNDERSTORMS.

GUSTY WINDS WITH BLOWING DUST MAY PRECEDE SOME OF THESE THUNDERSTORMS.
BRIEF HEAVY RAIN AND SMALL HAIL IS POSSIBLE.

PLEASE BE ALERT FOR THREATENING WEATHER IN SOUTHERN NEVADA THIS AFTER-
NOON AND EVENING.

IF YOU OBSERVE THREATENING WEATHER..SUCH AS LIGHTNING..MOVE TO A SAFE
PLACE INDOORS. IF YOU ARE DRIVING..BE ALERT FOR SUDDEN REDUCTION OF
VISIBILITY* DUE TO BLOWING DUST.

BE ALERT FOR FLOODING OF HIGHWAY DIPS.

STAY TUNED TO YOUR RADIO..TV..OR WEATHER RADIO ON THE PUBLIC SERVICE
BAND FOR THE LATEST WEATHER INFORMATION.
DODD/1625Z

Nearby

Flash Flood Warnings in Nevada, 1992Every flash flood warning in 1992

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.