Alert archive / Texas / Flash Flood Warnings in 2001

Flash Flood Warning 13, NWS Fort Worth, TX

March 24, 2001Jack County, Texas

NWS Fort Worth, TX issued this flash flood warning at Mar 24, 2001, 1:25 AM CST for Jack 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 outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Mar 24, 2001, 1:25 AM CST (07:25 UTC)
Expired: Mar 24, 2001, 4:30 AM CST
In force: 3 hr
Issued by: NWS Fort Worth, TX
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Jack County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 7.4 hours before the alert went out and 94 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: 1395 J/kg
Mixed-layer CIN: -62 J/kg
Mixed-layer LCL: 928 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 103 m²/s²
0-3 km storm-relative helicity: 108 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 3.8

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KFWD 240730
FFWFTW
TXC237-241030-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
125 AM CST SAT MAR 24 2001

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  JACK COUNTY IN NORTH CENTRAL TEXAS
  THIS INCLUDES THE CITY OF JACKSBORO

* UNTIL 430 AM CST

* AT 125 AM CST...WEATHER SERVICE DOPPLER RADAR INDICATED A 
THUNDERSTORM WITH VERY HEAVY RAIN...LOCATED 9 MILES SOUTH OF 
JACKSBORO...OR NEAR PERRIN...MOVING NORTHEAST AT 20 MPH.

* THE THUNDERSTORM WITH EXCESSIVE RAINFALL WILL REMAIN IN SOUTHERN 
JACK COUNTY OVER THE NEXT HOUR...AND ANOTHER ROUND OF THUNDERSTORMS 
WILL MOVE ACROSS THE COUNTY THROUGH 400 AM. DOPPLER RADAR ESTIMATES 
2 TO 3 INCHES OF RAIN HAS FALLEN OVER SOUTHERN JACK COUNTY DURING 
THE PAST HOUR...AND ANY FURTHER RAINFALL WILL AGGRAVATE ANY 
FLASH FLOODING.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT
QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY
IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.

TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICEg FORECAST OFFICE IN
FORT WORTH.

LAT...LON 3321 9840 3303 9833 3302 9797 3336 9801

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 23, 11:12 PM CST	Severe Thunderstorm Warning	FWD	Palo Pinto, Parker	48 min
Mar 23, 11:55 PM CST	Severe Thunderstorm Warning	FWD	Jack, Parker, Wise	65 min
Mar 24, 1:45 AM CST	Severe Thunderstorm Warning	FWD	Eastland, Stephens	60 min
Mar 24, 2:14 AM CST	Severe Thunderstorm Warning	FWD	Parker	61 min
Mar 24, 2:20 AM CST	Severe Thunderstorm Warning	FWD	Comanche	40 min
Mar 24, 2:36 AM CST	Severe Thunderstorm Warning	FWD	Palo Pinto	54 min
Mar 24, 3:57 AM CST	Severe Thunderstorm Warning	FWD	Johnson, Tarrant	48 min
Mar 24, 9:55 AM CST	Flash Flood Warning	FWD	Collin, Fannin, Grayson, Hunt	3 hr

Nearby

Flash Flood Warnings in Texas, 2001 Every flash flood warning in 2001

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.