Alert archive / Texas / Flash Flood Warnings in 1998

Flash Flood Warning 53, NWS Fort Worth, TX

March 16, 1998Bosque County, Coryell County, Texas

NWS Fort Worth, TX issued this flash flood warning at Mar 16, 1998, 9:03 AM CST for Bosque County, Coryell County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 16, 1998, 9:03 AM CST (15:03 UTC)
Expired
Mar 16, 1998, 12:00 PM CST
In force
3 hr
Issued by
NWS Fort Worth, TX
Area
Whole counties

Counties Bosque County, TX, Coryell County, TX

The radar

The Ft Hood radar (KGRK), 108 km from the middle of the area, began a volume at 15:05 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 3.1 hours before the alert went out and 138 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, Fort Worth, TX at 12:00Z on 1998-03-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 12:00Z on 1998-03-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 396 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
533 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
396 m²/s²
0-3 km storm-relative helicity
535 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 KFTW 161504
FFWFTW
TXC035-099-281-161800-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
903 AM CST MON MAR 16 1998
 
THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL NOON CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH CENTRAL TEXAS
 
   ...BOSQUE COUNTY...CORYELL COUNTY...LAMPASAS COUNTY
 
WHILE THE THREAT OF HEAVY RAINFALL HAS DIMINSIHED THIS MORNING...
NUMEROUS ROADS REMAIN IMPASSABLE FROM HIGH WATER. IN ADDITION...MANY
STREAMS...CREEKS...AND RIVERS ARE AT OR NEAR BANKFULL. ADDITIONAL HEAVY
RAINFALL LATER TODAY MAY CAUSE ADDITIONAL FLOODING.
 
 
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.
 
MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGESZ...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, Mar 16, 5:40 AM CST, 3 hours 23 minutes before
TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-161800-

SEVERE WEATHER OUTLOOK FOR NORTH TEXAS
NATIONAL WEATHER SERVICE FORT WORTH TX
540 AM CST MON MAR 16 1998

THERE IS A SLIGHT RISK OF SEVERE WEATHER OVER MOST OF THE CENTRAL
PORTIONS OF NORTH TEXAS TODAY.  THE SLIGHT RISK AREA IS EAST AND
SOUTH OF A LINE FROM LAMPASAS TO MINERAL WELLS TO DECATUR TO MCKINNEY
TO PARIS LINE.  THE RISK AREA INCLUDES THE DALLAS FORT WORTH
METROPLEX AREA AND THE CITIES OF DENTON...GREENVILLE...
STEPHENVILLE... CORSICANA... ATHENS...WACO...TEMPLE...CAMERON...
CENTERVILLE.

A SURFACE LOW OVER SOUTH TEXAS EARLY THIS MORNING WILL LIFT NORTHWARD
ACROSS NORTH TEXAS TO NEAR THE RED RIVER BY LATE AFTERNOON.  A VERY
UNSTABLE AIRMASS WILL REMAIN IN PLACE AS THE LOW MOVES NORTHWARD.  A
WEDGE OF DRY AIR WILL INTRUDE INTO THE SURFACE LOW ENHANCING
DEVELOPMENT OF STRONG THUNDERSTORMS TO THE SOUTH AND SOUTHEAST OF THE
SURFACE LOW.  FAVORABLE WIND SHEAR ACROSS THE RISK AREA WILL CAUSE
SOME STORMS TO BECOME SEVERE WITH THE MAIN THREAT BEING FROM LARGE
HAIL...DOWNBURST WINDS AND HEAVY RAINFALL.   IN ADDITION...WIND SHEAR
PROFILES DO SUGGEST THE POTENTIAL FOR DEVELOPMENT OF ISOLATED
SUPERCELLS OR TORNADOES.

IN ADDITION...FLASH FLOODING WILL BE A PROBLEM FOR THE SLIGHT RISK
AREA AS WELL AS FOR OTHER LOCATIONS WEST OF A PARIS TO CENTERVILLE
LINE.  THE NORTHWARD MOVEMENT AND REPEAT PASSAGE OF THUNDERSTORMS
OVER SOILS SATURATED BY OVERNIGHT RAINS WILL CAUSE RAPID RUN OFF OF
MODEST RAIN AMOUNTS WHICH CAN CAUSE FLASH FLOODING.

RESIDENTS OF NORTH TEXAS SHOULD REMAIN INFORMED OF CHANGING WEATHER
CONDITIONS TODAY AND BE PREPARED FOR THE POSSIBILITY OF NOT
ONLY SEVERE THUNDERSTORMS...BUT ALSO HEAVY RAINS AND POSSIBLE
FLOODING OF LOW-LYING AND FLOOD PRONE AREAS.  ANOTHER STATEMENT WILL
BE ISSUED AT MIDDAY CONCERNING THIS POTENTIAL SEVERE WEATHER EVENT.
Special weather statement, Mar 16, 5:40 AM CST, 3 hours 23 minutes before
TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-161800-

SEVERE WEATHER OUTLOOK FOR NORTH TEXAS
NATIONAL WEATHER SERVICE FORT WORTH TX
540 AM CST MON MAR 16 1998

THERE IS A SLIGHT RISK OF SEVERE WEATHER OVER MOST OF THE CENTRAL
PORTIONS OF NORTH TEXAS TODAY.  THE SLIGHT RISK AREA IS EAST AND
SOUTH OF A LINE FROM LAMPASAS TO MINERAL WELLS TO DECATUR TO MCKINNEY
TO PARIS LINE.  THE RISK AREA INCLUDES THE DALLAS FORT WORTH
METROPLEX AREA AND THE CITIES OF DENTON...GREENVILLE...
STEPHENVILLE... CORSICANA... ATHENS...WACO...TEMPLE...CAMERON...
CENTERVILLE.

A SURFACE LOW OVER SOUTH TEXAS EARLY THIS MORNING WILL LIFT NORTHWARD
ACROSS NORTH TEXAS TO NEAR THE RED RIVER BY LATE AFTERNOON.  A VERY
UNSTABLE AIRMASS WILL REMAIN IN PLACE AS THE LOW MOVES NORTHWARD.  A
WEDGE OF DRY AIR WILL INTRUDE INTO THE SURFACE LOW ENHANCING
DEVELOPMENT OF STRONG THUNDERSTORMS TO THE SOUTH AND SOUTHEAST OF THE
SURFACE LOW.  FAVORABLE WIND SHEAR ACROSS THE RISK AREA WILL CAUSE
SOME STORMS TO BECOME SEVERE WITH THE MAIN THREAT BEING FROM LARGE
HAIL...DOWNBURST WINDS AND HEAVY RAINFALL.   IN ADDITION...WIND SHEAR
PROFILES DO SUGGEST THE POTENTIAL FOR DEVELOPMENT OF ISOLATED
SUPERCELLS OR TORNADOES.

IN ADDITION...FLASH FLOODING WILL BE A PROBLEM FOR THE SLIGHT RISK
AREA AS WELL AS FOR OTHER LOCATIONS WEST OF A PARIS TO CENTERVILLE
LINE.  THE NORTHWARD MOVEMENT AND REPEAT PASSAGE OF THUNDERSTORMS
OVER SOILS SATURATED BY OVERNIGHT RAINS WILL CAUSE RAPID RUN OFF OF
MODEST RAIN AMOUNTS WHICH CAN CAUSE FLASH FLOODING.

RESIDENTS OF NORTH TEXAS SHOULD REMAIN INFORMED OF CHANGING WEATHER
CONDITIONS TODAY AND BE PREPARED FOR THE POSSIBILITY OF NOT
ONLY SEVERE THUNDERSTORMS...BUT ALSO HEAVY RAINS AND POSSIBLE
FLOODING OF LOW-LYING AND FLOOD PRONE AREAS.  ANOTHER STATEMENT WILL
BE ISSUED AT MIDDAY CONCERNING THIS POTENTIAL SEVERE WEATHER EVENT.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 15, 9:55 PM CSTSevere Thunderstorm WarningFWDTarrant65 min
Mar 15, 10:00 PM CSTSevere Thunderstorm WarningFWDDenton30 min
Mar 16, 2:08 AM CSTFlash Flood WarningFWDHood, Johnson, Palo Pinto, Parker, Tarrant, Wise6 hr
Mar 16, 2:08 AM CSTFlash Flood WarningFWDComanche, Eastland, Erath, Hamilton6 hr
Mar 16, 2:08 AM CSTFlash Flood WarningFWDSomervell6 hr
Mar 16, 2:08 AM CSTFlash Flood WarningFWDStephens6 hr
Mar 16, 2:08 AM CSTFlash Flood WarningFWDDenton6 hr
Mar 16, 4:44 AM CSTFlash Flood WarningFWDBosque, Coryell4 hr
Mar 16, 4:44 AM CSTFlash Flood WarningFWDLampasas4 hr
Mar 16, 9:03 AM CSTFlash Flood WarningFWDLampasas3 hr

Nearby

Flash Flood Warnings in Texas, 1998Every flash flood warning in 1998

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; radar from the NEXRAD Level II archive.