Alert archive / Texas / Flash Flood Warnings in 1992

Flash Flood Warning 26, NWS Austin/San Antonio, TX

February 24, 1992Burleson County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Feb 24, 1992, 4:01 PM CST for Burleson County, Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued: Feb 24, 1992, 4:01 PM CST (22:01 UTC)
Expired: Feb 24, 1992, 7:00 PM CST
In force: 3 hr
Issued by: NWS Austin/San Antonio, TX
Area: Whole counties

County Burleson County, TX

The nearest sounding before it

Stephenville/Cla, TX (KSEP), launched 12:00Z, 10.0 hours before the alert went out and 238 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 13 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 545 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 109 m²/s²
0-3 km storm-relative helicity: 196 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 KAUS 242203
FFWAUS
TXC051-149-250100-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN TX
401 PM CST MON FEB 24 1992
 
THE NATIONAL WEATHER SERVICE IN AUSTIN HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  700 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL TEXAS
 
   ...BURLESON COUNTY...FAYETTE COUNTY
 
SHERIFFS OFFICE IN BURLESON COUNTY REPORTS NEARLY ALL COUNTY ROADS ARE
CLOSED WITH HEAVY RAINS EXPECTED OVER THE COUNTY UNTIL 7 PM.
 
FAYETTE COUNTY WILL ALSO REMAIN IN THE HEAVY RAIN PATTERN FOR ANOTHER
COUPLE OF HOURS AND WITH THE GROUND ALREADY SATURATED FLOODING IS
LIKELY TO OCCUR.
 
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.

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

Local storm report, Feb 24, 10:07 AM CST, 5 hours 54 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN TX
750 PM CST SAT FEB 22 1992

         STORM SYSTEM OF MONDAY...2/24/1992...

TIME   COUNTY      EVENT
0745   TRAVIS      PEA TO MARBLE SIZED HAIL AT LAMAR/ANDERSON LANE (AUS)

0845   GILLESPIE   11SW OF FREDERICKSBURG...MARBLE HAIL/OVER 2 INCHES OF
                   RAIN IN 1 HR. 15 MIN. PERIOD.  POWER OUTAGE.
0847   GILLESPIE   HAM RADIO SPOTTER...2 INCHES IN 1 HR. EST. WINDS 45 MPH.

0932   WILLIAMSON  PEA TO MARBLE SIZE HAIL AT CEDAR PARK COMING DOWN IN
                   BUCKETS.
0944   BLANCO      FRONTAL PASSAGE AT 0935C..NW 35 AND A COLD HARD RAIN
                   WIDESPREAD ICE CREAM SALT HAIL...2 INCHES DEEP IN SPOTS.

...kLATER UPDATES...
JVD

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 24, 6:40 AM CST	Severe Thunderstorm Warning	EWX	Real	50 min
Feb 24, 7:47 AM CST	Severe Thunderstorm Warning	EWX	Bandera	43 min
Feb 24, 8:53 AM CST	Severe Thunderstorm Warning	EWX	Blanco	67 min
Feb 24, 9:47 AM CST	Flash Flood Warning	EWX	Hays, Travis	58 min
Feb 24, 9:47 AM CST	Flash Flood Warning	EWX	Burnet	58 min
Feb 24, 9:50 AM CST	Flash Flood Warning	EWX	Dimmit, Zavala	4 hr
Feb 24, 10:06 AM CST	Flash Flood Warning	EWX	Frio	4 hr
Feb 24, 1:28 PM CST	Flash Flood Warning	EWX	Jackson, Lavaca, Victoria	2 hr
Feb 24, 1:28 PM CST	Flash Flood Warning	EWX	Goliad	2 hr
Feb 24, 2:48 PM CST	Flash Flood Warning	EWX	Calhoun	57 min
Feb 24, 4:01 PM CST	Flash Flood Warning	EWX	Fayette	3 hr

Nearby

Flash Flood Warnings in Texas, 1992 Every 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.