Alert archive / Texas / Flash Flood Warnings in 1986

Flash Flood Warning 5, NWS Fort Worth, TX

February 3, 1986Collin County, Texas

NWS Fort Worth, TX issued this flash flood warning at Feb 3, 1986, 10:00 AM CST for Collin County, Texas. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Feb 3, 1986, 10:00 AM CST (16:00 UTC)
Expired
Feb 3, 1986, 12:00 PM CST
In force
2 hr
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Collin 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 12:00Z, 4.0 hours before the alert went out and 179 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 12:00Z on 1986-02-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 12:00Z on 1986-02-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 square meters per square second.19395878Sfc1 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
652 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
238 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Feb 3, 4:04 AM CST, 5 hours 56 minutes before
^FTWSPSACT

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
400 AM CST MON FEB 3 1986

...SHOWERS AND THUNDERSTORMS CONTINUE TO DEVELOPE IN CENTRAL TEXAS...

AT 350 AM CST WACO WEATHER RADAR SHOWED THUNDERSTORMS DEVELOPING IN
CENTRAL TEXAS.  HEAVY THUNDESTORMS WERE NOTED IN WESTERN MCLENNAN
COUNTY 8 MILES WESTSOUTHWEST OF WACO AND IN EASTERN CORYELL COUTNY 6
MILES SOUTHEAST OF GATESVILLE.  THESE STORMS WERE MOVING NORTHEAST AT
35 MPH. PERSONS IN OR NEAR THESE STORMS SHOULD REMAIN ALERT FOR THE
POSSIBILITY OF GUSTY WINDS..HEAVY RAINS AND VIVID LIGHTNING.

CONTINUE TO MONITOR NOAA WEATHER RADIO FOR THE LATEST IN WEATHER FOR
THE CENTRAL TEXAS AREA.
Special weather statement, Feb 3, 8:38 AM CST, 1 hour 22 minutes before
^FTWSPSACT

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
830 AM CST MON FEB 3 1986

...VERY HEAVY RAIN IS FALLING OVER PARTS OF CENTRAL TEXAS...

SHOWERS AND THUNDERSTORMS..SOME PRODUCING VERY HEAVY RAINFALL HAVE
BEEN OCCURRING OVER WESTERN AND SOUTHERN SECTIONS OF CENTRAL TEXAS
THIS MORNING.  THE HEAVIEST RAIN HAS BEEN ALONG AND WEST OF A LINE
FROM KILLEEN TO WACO.  OVER TWO INCHES OF RAIN HAS FALLEN AT MADISON
COOPER AIRPORT SINCE 6 AM THIS MORNING AND AMOUNTS OF OVER TWO INCHES
ARE COMMON IN THE WACO AREA.  HEWITT REPORTED 2.81 INCHES OF RAIN.

REPORTS OF HIGH WATER ON STREETS AND LOW LYING AREAS HAVE BEEN RECEIVED
IN THE WACO AREA WITH SOME STREETS IN THE CITY CURB DEEP IN WATER.
PERSONS IN CENTRAL TEXAS SHOULD BE ALERT FOR THE POSSIBILITY OF FLOODING
AND SHOULD BE READY TO MOVE TO HIGHER GROUND SHOULD FLOODING OCCUR.
DO NOT TRY TO DRIVE OR WALK THROUGH HIGH WATER.  STAY TUNED TO NOAA
WEATHER RADIO OR TO RADIO AND TV STATIONS FOR LATER STATEMENTS.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 2, 9:45 PM CSTTornado WarningFWDParker30 min
Feb 2, 9:55 PM CSTSevere Thunderstorm WarningFWDJohnson, Tarrant35 min
Feb 2, 9:55 PM CSTSevere Thunderstorm WarningFWDHood35 min
Feb 3, 2:15 AM CSTFlash Flood WarningFWDFannin4 hr
Feb 3, 3:00 AM CSTFlash Flood WarningFWDDenton3 hr
Feb 3, 6:00 AM CSTFlash Flood WarningFWDDenton3 hr
Feb 3, 6:00 AM CSTFlash Flood WarningFWDFannin3 hr
Feb 3, 9:25 AM CSTFlash Flood WarningFWDDenton, Fannin95 min
Feb 3, 12:00 PM CSTFlash Flood WarningFWDCamp, Upshur, Wood3 hr
Feb 3, 2:15 PM CSTFlash Flood WarningFWDFalls, Limestone4 hr
Feb 3, 3:00 PM CSTFlash Flood WarningFWDAnderson, Freestone3 hr
Feb 3, 3:00 PM CSTFlash Flood WarningFWDHenderson, Rains, Smith, Van Zandt, Wood3 hr
Feb 3, 3:00 PM CSTFlash Flood WarningFWDCamp, Upshur3 hr

Nearby

Flash Flood Warnings in Texas, 1986Every flash flood warning in 1986

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.