Alert archive / Texas / Flash Flood Warnings in 1990

Flash Flood Warning 142, NWS Fort Worth, TX

May 3, 1990Hill County, McLennan County, Texas

NWS Fort Worth, TX issued this flash flood warning at May 3, 1990, 2:43 AM CDT for Hill County, McLennan County, Texas. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
May 3, 1990, 2:43 AM CDT (07:43 UTC)
Expired
May 3, 1990, 6:45 AM CDT
In force
4 hr
Issued by
NWS Fort Worth, TX
Area
Whole counties

Counties Hill County, TX, McLennan County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Stephenville/Cla, TX (KSEP), launched 00:00Z, 7.7 hours before the alert went out and 101 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, Stephenville/Cla, TX at 00:00Z on 1990-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1006 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, Stephenville/Cla, TX at 00:00Z on 1990-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 166 square meters per square second.1939587897117Sfc1 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
1006 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
588 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
166 m²/s²
0-3 km storm-relative helicity
210 m²/s²
Significant tornado parameter
1.3
Supercell composite
4.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KACT 030741
FFWACT
TXC217-309-031145-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WACO TX
243 AM CDT THU MAY 3 1990
 
THE NATIONAL WEATHER SERVICE IN WACO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  645 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH CENTRAL TEXAS
 
   ...HILL COUNTY...MCLENNAN COUNTY
 
THE FLASH FLOOD WARNING FOR HILL AND MCLENNAN COUNTIES IS BEING
EXTENDED BECAUSE OF REPORTS OF STREET FLOODING IN MCLENNAN COUNTY AND
CREEKS AND STREAMS IN HILL AND MCLENNAN COUNTIES ARE NEAR BANKFULL.
RAINFALL THROUGHOUT BOTH HILL AND MCLENNAN COUNTIES REMAINS LIGHT TO
MODERATE WITH SOME HEAVY RAINS OCCURRING WITH THUNDERSTORMS STILL IN
THESE AREAS.
 
MOST DEATHS IN FLASH FLOODING 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.

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, May 2, 9:49 PM CDT, 4 hours 54 minutes before
TXZ031-037-030330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
945 PM CDT WED MAY 2 1990

...A TORNADO WATCH IS IN EFFECT UNTIL 400PM CDT FOR BELL...BOSQUE...
CORYELL...FALLS...HILL...LIMESTONE...MCLENNAN AND ROBERTSON COUNTIES
OF CENTRAL AND SOUTHCENTRAL TEXAS.

...A FLASH FLOOD WATCH IS IN EFFECT THROUGH TONIGHT...

AT 940 PM CDT SHOWERS AND THUNDERSTORMS.SOME WITH VERY HEAVY RAIN...
EXTENDED FROM 15 MILES  SOUTHWEST OF CLEBURNE ACROSS THE DALLAS/FORT
WORTH METROPLEX TO NEAR SHERMAN.  THE STRONGEST THUNDERSTORMS WERE OVER
JOHNSON COUNTY BETWEEN CLEBURNE AND MANSFIELD.

ELSEWHERE AN AREA OF SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY
RAIN EXTENDED WEST OF A LINE FROM 25 MILES WEST OF SAN SABA TO 20
MILES WEST OF JACKSBORO.
<
MOVEMENT WAS EAST AT 25 MILES AN HOUR.

PERSONS IN CENTRAL AND SOUTH CENTRAL TEXAS SHOULD BE ON THE LOOKOUT
FOR VERY STRONG THUNDERSTORMS THAT COULD PRODUCE LARGE HAIL AND
DAMAGING WINDS.  VERY HEAVY RAINFALL FROM THESE THUNDERSTORMS COULD
ALSO PRODUCE FLASH FLOODING OF ALREADY SWOLLEN RIVERS AND STREAMS AND
OTHER LOW LYING AREAS.

STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST INFORMATION ON THIS
POTENTIALLY DANGEROUS WEATHER SITUATION.
Special weather statement, May 3, 1:34 AM CDT, 1 hour 9 minutes before
TXZ019>033-030800-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
135 AM CDT THU MAY 03 1990

...TORNADO WATCH CANCELLED WEST OF A BONHAM-ROCKWALL-WAXAHACHIE-HILLSBORO
LINE...

...TORNADO WATCH CONTINUES ACROSS THE REMAINDER OF NORTHEAST AND EAST
TEXAS TIL 7 AM...

THE TORNADO WATCH HAS BEEN CANCELLED FOR THE DALLAS-FORT WORTH METROPLEX
...SHERMAN/BONHAM...AND DENTON AREAS. FURTHER EAST A LINE OF STRONG
THUNDERSTORMS EXTENDED FROM NEAR PARIS TO CANTON AND CORSICANA.

THE MAIN THREAT ACROSS NORTH TEXAS FOR THE REMAINDER OF THE NIGHT CONTINUES
TO BE FLASH FLOODING...WITH A THREAT OF TORNADOES AND SEVERE THUNDERSTORMS
MAINLY ALONG AND EAST OF THE PARIS-CANTON-CORSICANA LINE.

A FLASH FLOOD STATEMENT HIGHLIGHTING REMAINING FLASH FLOOD WARNINGS
WILL BE ISSUED AT 145 AM CDT.

The office that day

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

IssuedProductOfficeCountiesLasted
May 2, 7:00 PM CDTSevere Thunderstorm WarningFWDHood60 min
May 2, 7:21 PM CDTFlash Flood WarningFWDArcher, Clay, Jack, Montague, Young4 hr
May 2, 7:21 PM CDTFlash Flood WarningFWDWichita4 hr
May 2, 7:26 PM CDTFlash Flood WarningFWDErath, Hamilton4 hr
May 2, 7:26 PM CDTFlash Flood WarningFWDHood, Somervell4 hr
May 2, 7:33 PM CDTFlash Flood WarningFWDJohnson, Tarrant4 hr
May 2, 7:41 PM CDTTornado WarningFWDTarrant64 min
May 2, 7:46 PM CDTFlash Flood WarningFWDDenton4 hr
May 2, 8:52 PM CDTFlash Flood WarningFWDCollin, Fannin, Grayson4 hr
May 2, 9:06 PM CDTFlash Flood WarningFWDTaylor3 hr
May 2, 9:59 PM CDTFlash Flood WarningFWDDallas4 hr
May 2, 10:05 PM CDTFlash Flood WarningFWDStephens115 min
May 2, 10:12 PM CDTFlash Flood WarningFWDComanche4 hr
May 2, 10:28 PM CDTSevere Thunderstorm WarningFWDCollin62 min
May 2, 10:40 PM CDTSevere Thunderstorm WarningFWDBosque65 min
May 2, 10:41 PM CDTFlash Flood WarningFWDArcher, Clay, Jack, Montague, Young4 hr
May 2, 10:41 PM CDTFlash Flood WarningFWDWichita4 hr
May 2, 10:52 PM CDTSevere Thunderstorm WarningFWDFannin68 min
May 2, 10:55 PM CDTSevere Thunderstorm WarningFWDJohnson, Somervell65 min
May 2, 11:16 PM CDTSevere Thunderstorm WarningFWDHill59 min
May 2, 11:29 PM CDTFlash Flood WarningFWDHamilton4 hr
May 2, 11:29 PM CDTFlash Flood WarningFWDJohnson, Tarrant4 hr
May 2, 11:31 PM CDTFlash Flood WarningFWDHill3 hr
May 2, 11:34 PM CDTSevere Thunderstorm WarningFWDEllis56 min
May 2, 11:45 PM CDTSevere Thunderstorm WarningFWDCoryell60 min
May 2, 11:46 PM CDTFlash Flood WarningFWDEllis4 hr
May 2, 11:51 PM CDTFlash Flood WarningFWDLamar69 min
May 3, 12:10 AM CDTSevere Thunderstorm WarningFWDMcLennan65 min
May 3, 12:17 AM CDTSevere Thunderstorm WarningFWDDallas, Kaufman43 min
May 3, 12:26 AM CDTFlash Flood WarningFWDKaufman, Rockwall3 hr
May 3, 12:35 AM CDTFlash Flood WarningFWDMcLennan3 hr
May 3, 1:00 AM CDTSevere Thunderstorm WarningFWDBell60 min
May 3, 1:20 AM CDTFlash Flood WarningFWDDelta, Fannin3 hr
May 3, 1:20 AM CDTFlash Flood WarningFWDHopkins3 hr
May 3, 1:35 AM CDTSevere Thunderstorm WarningFWDMcLennan55 min
May 3, 2:00 AM CDTTornado WarningFWDLamar45 min
May 3, 2:10 AM CDTFlash Flood WarningFWDCoryell4 hr
May 3, 2:14 AM CDTFlash Flood WarningFWDBell4 hr
May 3, 2:53 AM CDTFlash Flood WarningFWDRed River3 hr
May 3, 3:42 AM CDTFlash Flood WarningFWDBosque3 hr
May 3, 3:43 AM CDTFlash Flood WarningFWDGrayson6 hr
May 3, 4:12 AM CDTFlash Flood WarningFWDKaufman6 hr
May 3, 4:12 AM CDTFlash Flood WarningFWDFannin6 hr
May 3, 4:12 AM CDTFlash Flood WarningFWDHopkins6 hr
May 3, 5:49 AM CDTFlash Flood WarningFWDHunt, Rains4 hr
May 3, 5:49 AM CDTFlash Flood WarningFWDRed River4 hr
May 3, 6:18 AM CDTFlash Flood WarningFWDBosque, Coryell, Hill, McLennan3 hr
May 3, 6:18 AM CDTFlash Flood WarningFWDBell3 hr
May 3, 7:24 AM CDTFlash Flood WarningFWDFreestone4 hr
May 3, 9:03 AM CDTFlash Flood WarningFWDDallas, Ellis4 hr
May 3, 9:32 AM CDTFlash Flood WarningFWDNavarro4 hr
May 3, 10:19 AM CDTFlash Flood WarningFWDFannin, Hunt4 hr
May 3, 10:19 AM CDTFlash Flood WarningFWDKaufman4 hr
May 3, 2:54 PM CDTFlash Flood WarningFWDHopkins, Wood4 hr

Nearby

Flash Flood Warnings in Texas, 1990Every flash flood warning in 1990

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.