Alert archive / Texas / Flash Flood Warnings in 1992

Flash Flood Warning 2, NWS Houston/Galveston, TX

March 4, 1992Harris County, Liberty County, Texas

NWS Houston/Galveston, TX issued this flash flood warning at Mar 4, 1992, 11:55 AM CST for Harris County, Liberty County, Texas. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Mar 4, 1992, 11:55 AM CST (17:55 UTC)
Expired
Mar 4, 1992, 2:00 PM CST
In force
2 hr
Issued by
NWS Houston/Galveston, TX
Area
Whole counties

Counties Harris County, TX, Liberty County, TX

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 5.9 hours before the alert went out and 183 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, Lake Charles Mun, LA at 12:00Z on 1992-03-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 77 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, Lake Charles Mun, LA at 12:00Z on 1992-03-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 105 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
77 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
622 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
105 m²/s²
0-3 km storm-relative helicity
148 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KHOU 041754
FFWHOU
TXC201-291-042000-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HOUSTON TX
1155 AM CST WED MAR 4 1992
 
THE NATIONAL WEATHER SERVICE IN HOUSTON HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  200 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST TEXAS
 
   ...EASTERN HARRIS COUNTY...LIBERTY COUNTY
 
AT 12 NOON CST...RADAR CONTINUED TO SHOW VERY STRONG THUNDERSTORMS
PRODUCING VERY HEAVY RAINS FROM SOUTHERN LIBERTY COUNTY SOUTHWEST
THROUGH FORT BEND COUNTY.  RAINFALL TOTALS HAVE GENERALLY BEEN IN
THE ONE TO TWO INCH PER HOUR RATE ACROSS WESTERN HARRIS COUNTY.
THE THUNDERSTORMS WERE MOVING TO THE EAST 35 MILES AN HOUR.
 
PEOPLE LIVING IN FORT BEND...HARRIS AND LIBERTY COUNTIES SHOULD
BE PREPARED TO SEEK HIGHER GROUND IMMEDIATELY.
 
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 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, Mar 4, 11:39 AM CST, 16 minutes before
TXZ049-047-046-042300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON TX
1140 AM CST WED MAR 4 1992

...TORNADO WATCH IN EFFECT UNTIL 5 PM FOR MUCH OF SOUTHEAST TEXAS AND
                     THE ADJACENT COASTAL WATERS...

THE NATIONAL SEVERE STORMS FORECAST CENTER HAS ISSUED A TORNADO WATCH
FOR MUCH SOUTHEAST TEXAS INCLUDES THE COUNTIES OF MATAGORDA...
WHARTON... FORT BEND... BRAZORIA... HARRIS... LIBERTY AND POLK.
THIS WATCH INCLUDES THE COASTAL WATERS OF MATAGORDA AND BRAZORIA
COUNTIES.

AT 1140 AM A LINE OF SHOWERS AND THUNDERSTORMS STRETCHED FROM NORTH OF
LUFKIN TO SOUTH OF VICTORIA. STRONG SOUTHEAST SURFACE WINDS AHEAD OF
THIS LINE ALONG WITH AN APPROACHING UPPER LEVEL LOW PRESSURE SYSTEM
OVER WEST TEXAS WILL COMBINE TO PRODUCE CONDITIONS FAVORABLE FOR THE
FORMATION OF STRONG THUNDERSTORMS AND TORNADOES THIS AFTERNOON.

PLEASE REMEMBER THAT A TORNADO WATCH MEANS THAT CONDITIONS ARE
FAVORABLE FOR THE DEVELOPMENT OF TORNADOES IN AND NEAR THE WATCH AREA.
PLEASE STAY TUNED TO NOAA WEATHER RADIO OR OTHER WEATHER INFORMATION
SOURCES FOR THE LATEST INFORMATION AND POSSIBLE WARNINGS.
Special weather statement, Mar 4, 11:52 AM CST, 3 minutes before
TXZ048-042300-

SPECIAL WEATHER AND MARINE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GALVESTON TX
1148 AM CST WED MAR 4 1992

...TORNADO WATCH IN EFFECT UNTIL 5 PM FOR MUCH OF SOUTHEAST TEXAS AND
THE ADJACENT COASTAL WATERS...

THE NATIONAL SEVERE STORMS FORECAST CENTER HAS ISSUED A TORNADO WATCH
FOR MUCH SOUTHEAST TEXAS INCLUDING GALVESTON AND CHAMBERS COUNTIES
AND THE ADJACENT COASTAL WATERS INCLUDING GALVESTON BAY.

AT 1140 AM A LINE OF SHOWERS AND THUNDERSTORMS STRETCHED FROM NORTH
OF LUFKIN TO SOUTH OF VICTORIA. STRONG SOUTHEAST SURFACE WINDS AHEAD
OF THIS LINE ALONG WITH AN APPROACHING UPPER LEVEL LOW PRESSURE
SYSTEM OVER WEST TEXAS WILL COMBINE TO PRODUCE CONDITIONS FAVORABLE
FOR THE FORMATION OF STRONG THUNDERSTORMS AND TORNADOES THIS
AFTERNOON.

PLEASE REMEMBER THAT A TORNADO WATCH MEANS THAT CONDITIONS ARE
FAVORABLE FOR THE DEVELOPMENT OF TORNADOES IN AND NEAR THE WATCH AREA

PLEASE STAY TUNED TO NOAA WEATHER RADIO OR OTHER WEATHER INFORMATION
SOURCES FOR THE LATEST INFORMATION AND POSSIBLE WARNINGS.

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 3, 10:57 PM CSTSevere Thunderstorm WarningHGXAustin, Colorado48 min
Mar 3, 10:57 PM CSTSevere Thunderstorm WarningHGXWashington48 min
Mar 4, 1:04 AM CSTSevere Thunderstorm WarningHGXBrazoria, Fort Bend56 min
Mar 4, 1:55 AM CSTSevere Thunderstorm WarningHGXChambers, Galveston65 min
Mar 4, 1:57 AM CSTSevere Thunderstorm WarningHGXBrazoria, Harris63 min
Mar 4, 7:14 AM CSTSevere Thunderstorm WarningHGXColorado61 min
Mar 4, 11:00 AM CSTFlash Flood WarningHGXFort Bend, Harris2 hr
Mar 4, 12:10 PM CSTTornado WarningHGXLiberty20 min
Mar 4, 1:04 PM CSTFlash Flood WarningHGXHarris, Liberty5 hr
Mar 4, 1:04 PM CSTFlash Flood WarningHGXFort Bend5 hr

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.