Alert archive / Texas / Flash Flood Warnings in 1990

Flash Flood Warning 17, NWS Fort Worth, TX

March 7, 1990Parker County, Texas

NWS Fort Worth, TX issued this flash flood warning at Mar 7, 1990, 2:00 AM CST for Parker County, Texas. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Mar 7, 1990, 2:00 AM CST (08:00 UTC)
Expired
Mar 7, 1990, 6:00 AM CST
In force
4 hr
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Parker 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, 8.0 hours before the alert went out and 68 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 1990-03-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 264 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 1990-03-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 273 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
264 J/kg
Mixed-layer CIN
-77 J/kg
Mixed-layer LCL
607 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
273 m²/s²
0-3 km storm-relative helicity
303 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFTW 070804
FFWFTW
TXC367-071200-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
200 AM CST WED MAR 7 1990
 
THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  600 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH CENTRAL TEXAS
 
   ...PARKER COUNTY
 
STRONG THUNDERSTORMS CROSSING PARKER COUNTY DURING THE LAST TWO HOURS
PRODUCED HEAVY RAIN THAT IS CAUSING SOME CREEKS TO OVERFLOW THEIR
BANKS. POLICE REPORTS INDICATED THAT CREEKS NEAR SPRINGTOWN ALONG
HIGHWAY 51 HAVE FLOODED ON TO THE ROADWAY. RESIDENTS ARE URGED TO
EXERCISE EXTREME CAUTION WHILE TRAVELING ON THE ROAD TONIGHT.
 
THUNDERSTORMS WILL CONTINUE TO DEVELOP IN NORTH CENTRAL TEXAS THIS
MORNING SO THE POSSIBLY OF MORE FLOODING EXIST.
 
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 6, 8:25 PM CST, 5 hours 35 minutes before
TXZ021-025-026-060400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
825 PM CST TUE MAR 6 1990

AT 820 PM...SCATTERED THUNDERSTORMS...SOME STRONG...CONTINUE TO DEVELOP
FROM SOUTH OF ABILENE TO GRAHAM TO NEAR MONTAGUE. MOVEMENT WAS NORTHEAST
AT 30 MILES AN HOUR.

THE STRONGER THUNDERTORMS ARE CAPABLE OF PRODUCING HAIL...HEAVY
RAINS...STRONG GUSTY WINDS AND DEADLY LIGHTNING.

STAY TUNED TO THIS STATION FOR LATER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, Mar 6, 9:08 PM CST, 4 hours 52 minutes before
TXZ021-025-026-060400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
905 PM CST TUE MAR 6 1990

AT 900 PM...SCATTERED THUNDERSTORMS...SOME STRONG...CONTINUE TO DEVELOP
IN A LINE ABOUT 20 MILES WIDE EXTENDING FROM NEAR BAIRD TO BRECKENRIDGE
...TO JACKSBORO AND TO NEAR MONTAGUE. MOVEMENT WAS NORTHEAST AT 30 MILES
AN HOUR.

THE STRONGER THUNDERTORMS ARE CAPABLE OF PRODUCING HAIL...HEAVY
RAINS...STRONG GUSTY WINDS AND DEADLY LIGHTN9ING.

STAY TUNED TO THIS STATION FOR LATER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, Mar 7, 1:50 AM CST, 10 minutes before
TXZ031-037-070900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
145 AM CST WED MAR 7 1990

...THUNDERSTORMS DEVELOPING IN THE WESTERN PARTS OF CENTRAL TEXAS...

AT 140 AM CST WACO WEATHER RADAR SHOWED A LARGE AREA OF MOSTLY LIGHT
RAIN WITH IMBEDDED MODERATE SHOWERS AND A FEW STRONG THUNDERSTORMS.
THE HEAVY THUNDERSTORMS WERE IN HAMILTON AND MILLS COUNTIES.  WITH THE
OF ALL THE PRECIPITATION NORTHEAST AT 25 MPH...THESE THUNDERSTORMS WILL
BE MOVING INTO BOSQUE AND CORYELL COUNTIES WITHIN THE NEXT HOUR OR SO.
PERSONS IN OR NEAR THESE STRONG THUNDERSTORMS SHOULD BE ON THE ALERT FOR
THE POSSIBILITY OF VERY HEAVY RAIN...GUSTY WINDS...DANGEROUS LIGHTNING
AND POSSIBLE SMALL HAIL.

A LARGE AREA OF LIGHT TO MODERATE RAIN AND A FEW SHOWERS IS OCCURRING
OVER MUCH OF CENTRAL AND SOUTH CENTRAL TEXAS.  THESE RAINS COUPLED WITH
THE HEAVIER RAINS OF THE THUNDERSTORMS MAY CAUSE FLASH FLOODING OF LOW
LYING AND NORMALLY FLOOD PRONES AREAS SUCH AS LOW WATER CROSSINGS.
MOTORIST SHOULD APPROACH THESE PROBLEM AREAS WITH CAUTION AND NEVER
ATTEMPT TO CROSS HIGH WATER AREAS EITHER ON FOOT OR IN A VEHICLE.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR T.V. STATIONS
FOR LATER STATEMENTS.06
Special weather statement, Mar 7, 1:57 AM CST, 3 minutes before
TXZ031-037-070900-

SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE WACO TX
145 AM CST WED MAR 7 1990

...THUNDERSTORMS DEVELOPING IN THE WESTERN PARTS OF CENTRAL TEXAS...

AT 140 AM CST WACO WEATHER RADAR SHOWED A LARGE AREA OF MOSTLY LIGHT
RAIN WITH IMBEDDED MODERATE SHOWERS AND A FEW STRONG THUNDERSTORMS.
THE HEAVY THUNDERSTORMS WERE IN HAMILTON AND MILLS COUNTIES.  WITH THE
PRECIPITATION MOVING NORTHEAST AT 25 MPH...THESE THUNDERSTORMS WILL
BE MOVING INTO BOSQUE AND CORYELL COUNTIES WITHIN THE NEXT HOUR OR SO.
PERSONS IN OR NEAR THESE STRONG THUNDERSTORMS SHOULD BE ON THE ALERT FOR
THE POSSIBILITY OF VERY HEAVY RAIN...GUSTY WINDS...DANGEROUS LIGHTNING
AND POSSIBLE SMALL HAIL.

A LARGE AREA OF LIGHT TO MODERATE RAIN AND A FEW SHOWERS IS OCCURRING
OVER MUCH OF CENTRAL AND SOUTH CENTRAL TEXAS.  THESE RAINS COUPLED WITH
THE HEAVIER RAINS OF THE THUNDERSTORMS MAY CAUSE FLASH FLOODING OF LOW
LYING AND NORMALLY FLOOD PRONES AREAS SUCH AS LOW WATER CROSSINGS.
MOTORIST SHOULD APPROACH THESE PROBLEM AREAS WITH CAUTION AND NEVER
ATTEMPT TO CROSS HIGH WATER AREAS EITHER ON FOOT OR IN A VEHICLE.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR T.V. STATIONS
FOR LATER STATEMENTS.06

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 6, 6:00 PM CSTSevere Thunderstorm WarningFWDShackelford60 min
Mar 6, 6:05 PM CSTSevere Thunderstorm WarningFWDYoung50 min
Mar 6, 6:11 PM CSTSevere Thunderstorm WarningFWDStephens49 min
Mar 6, 7:53 PM CSTSevere Thunderstorm WarningFWDYoung67 min
Mar 6, 8:06 PM CSTSevere Thunderstorm WarningFWDJack69 min
Mar 6, 8:47 PM CSTFlash Flood WarningFWDJack, Young118 min
Mar 7, 4:27 AM CSTTornado WarningFWDHamilton48 min
Mar 7, 6:10 AM CSTFlash Flood WarningFWDBosque, Hill, McLennan2 hr
Mar 7, 8:47 AM CSTSevere Thunderstorm WarningFWDCoryell58 min
Mar 7, 12:21 PM CSTSevere Thunderstorm WarningFWDMcLennan69 min
Mar 7, 12:53 PM CSTSevere Thunderstorm WarningFWDBosque, Hill67 min
Mar 7, 3:32 PM CSTSevere Thunderstorm WarningFWDRains, Wood43 min
Mar 7, 3:50 PM CSTSevere Thunderstorm WarningFWDFranklin, Hopkins40 min
Mar 7, 4:24 PM CSTSevere Thunderstorm WarningFWDTitus56 min

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.