Alert archive / Texas / Flash Flood Warnings in 1992

Flash Flood Warning 7, NWS Amarillo, TX

June 5, 1992Randall County, Texas

NWS Amarillo, TX issued this flash flood warning at Jun 5, 1992, 2:11 AM CDT for Randall County, Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 5, 1992, 2:11 AM CDT (07:11 UTC)
Expired
Jun 5, 1992, 5:15 AM CDT
In force
3 hr
Issued by
NWS Amarillo, TX
Area
Whole counties

County Randall County, TX

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 7.2 hours before the alert went out and 34 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, Amarillo Airport, TX at 00:00Z on 1992-06-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1541 joules per kilogram.LCLLFCEL10008507005003002001001 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, Amarillo Airport, TX at 00:00Z on 1992-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.193958Sfc1 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
1541 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
1377 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
180 m²/s²
Significant tornado parameter
0.6
Supercell composite
7.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KAMA 050710
FFWAMA
TXC381-051015-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
211 AM CDT FRI JUN 5 1992
 
THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A
FLASH FLOOD WARNING   EFFECTIVE UNTIL  515 AM CDT
FOR THE PEOPLE IN THE FOLLOWING LOCATIONS
 
IN THE TEXAS PANHANDLE
 
   ...RANDALL COUNTY
 
AT 205 AM CDT...RADAR SHOWED STRONG THUNDERSTORMS MOVING OUT OF POTTER
COUNTY INTO WESTERN PARTS OF RANDALL COUNTY. THE HEAVIEST RAIN WAS
DETECTED WEST TO NORTHWEST OF CANYON. THESE STORMS PRODUCED FLASH
FLOODING IN POTTER COUNTY EARLIER AS WELL AS HAIL UP TO 1 1/2 INCHES
IN DIAMETER. THE STORMS WERE MOVING SOUTH TO SOUTHEAST AT NEAR 15 MPH.
 
 
 
BE ESPEC~IALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

The office that day

Everything else NWS Amarillo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 4, 8:07 PM CDTSevere Thunderstorm WarningAMAMoore68 min
Jun 4, 8:18 PM CDTTornado WarningAMAMoore42 min
Jun 4, 8:55 PM CDTTornado WarningAMAMoore35 min
Jun 4, 9:04 PM CDTSevere Thunderstorm WarningAMASherman41 min
Jun 4, 9:30 PM CDTTornado WarningAMAMoore30 min
Jun 4, 10:06 PM CDTTornado WarningAMAMoore69 min
Jun 4, 10:19 PM CDTSevere Thunderstorm WarningAMADallam, Sherman41 min
Jun 4, 11:05 PM CDTTornado WarningAMAMoore55 min
Jun 4, 11:20 PM CDTSevere Thunderstorm WarningAMAPotter55 min
Jun 4, 11:48 PM CDTSevere Thunderstorm WarningAMAPotter57 min
Jun 4, 11:59 PM CDTFlash Flood WarningAMAMoore, Potter3 hr
Jun 5, 12:11 AM CDTSevere Thunderstorm WarningAMAMoore64 min
Jun 5, 12:35 AM CDTSevere Thunderstorm WarningAMACarson55 min
Jun 5, 12:59 AM CDTSevere Thunderstorm WarningAMAPotter61 min
Jun 5, 1:07 AM CDTTornado WarningAMAPotter38 min
Jun 5, 1:28 AM CDTSevere Thunderstorm WarningAMARandall62 min
Jun 5, 1:38 AM CDTFlash Flood WarningAMACarson3 hr
Jun 5, 1:44 AM CDTTornado WarningAMAPotter18 min
Jun 5, 2:03 AM CDTSevere Thunderstorm WarningAMADeaf Smith42 min
Jun 5, 2:25 AM CDTSevere Thunderstorm WarningAMARandall, Swisher50 min
Jun 5, 2:52 AM CDTFlash Flood WarningAMAArmstrong, Donley3 hr
Jun 5, 2:57 AM CDTFlash Flood WarningAMASwisher3 hr
Jun 5, 4:18 PM CDTSevere Thunderstorm WarningAMADallam42 min
Jun 5, 5:03 PM CDTSevere Thunderstorm WarningAMADallam57 min
Jun 5, 6:13 PM CDTSevere Thunderstorm WarningAMAHartley47 min
Jun 5, 6:57 PM CDTSevere Thunderstorm WarningAMARandall48 min

Nearby

Flash Flood Warnings in Texas, 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.