Alert archive / Texas / Flash Flood Warnings in 1986

Flash Flood Warning 39, NWS Fort Worth, TX

June 2, 1986McLennan County, Texas

NWS Fort Worth, TX issued this flash flood warning at Jun 2, 1986, 2:35 PM CDT for McLennan County, Texas. It was in force for 85 min.

The area

The counties it named.

The facts

Issued
Jun 2, 1986, 2:35 PM CDT (19:35 UTC)
Expired
Jun 2, 1986, 4:00 PM CDT
In force
85 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

County 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 12:00Z, 7.6 hours before the alert went out and 113 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 1986-06-02Temperature 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 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 1986-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 square meters per square second.1939Sfc1 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
NaN m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
61 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 KACT 021938
FFWACT
TXC309-022100-

BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WACO TX
(235 PM CDT MON JUN 2 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL 4 PM CDT FOR PEOPLE IN MCLENNAN COUNTY OF TEXAS.

AT 230 PM CDT WACO RADAR AND PUBLIC REPORTS INDICATED FLOODING IN
AND AROUND THE CITY OF WACO.

A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS IMMINENT.  TAKE
NECESSARY PRECAUTIONS AS REQUIRED.

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, Jun 2, 11:02 AM CDT, 3 hours 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
1055 AM CDT MON JUN 2 1986

...A FLASH FLOOD WATCH IS IN EFFECT FOR TODAY..

AT 1045 AM CDT RADAR INDICATED SCATTERED HEAVY THUNDERSTORMS IN
NORTH AND NORTHEAST TEXAS FROM ATHENS TO SULFUR SPRINGS TO SHERMAN
MOVING NORTHEAST 25 MPH.
NO PRECIPITATION WAS INDICATED IN OR NEAR THE WACO AREA BUT CONDITIONS
EXIST FOR POSSIBLE AREAS OF HEAVY RAINFALL MAINLY LATER THIS AFTERNOON
AND EVENING.

REMEMBER THAT A FLASH FLOOD WATCH MEARN CONDITIONS ARE FAVORABLE FOR
HEAVY RAIN TO DEVELOP AND MOVE ACROSS THE WATCH AREA. IF YOU OBSERVE
FLOODING OR IF A WARNING IS ISSUED..BE PREPARED TO SEEK HIGH GROUND.

STAY TUNED TO NOAA WEATHER RADIO OR LO=CAL RADIO AND TV FOR UPDATES.
Special weather statement, Jun 2, 1:12 PM CDT, 1 hour 23 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
100 PM CDT MON JUN 2 1986

...A FLASH FLOOD WATCH IS IN EFFECT FOR TODAY..

AT 1245 PM CDT RADAR INDICATED STRONG THUNDERSTORMS BUILDING ALONG
A LINE FROM EAST OF HILLSBORO NEAR MERTENS NORTHEAST TO WAXAHACHIE
MOVING NORTHEAST 25 MPH.
PATCHES OF LIGHT RAIN AND SHOWERS WERE INDICATED EAST OF WACO NEAR
GROESBECK WITH LITTLE MOVEMENT.

REMEMBER THAT A FLASH FLOOD WATCH MEANS CONDITIONS ARE FAVORABLE FOR
HEAVY RAIN TO DEVELOP AND MOVE ACROSS THE WATCH AREA. IF YOU OBSERVE
FLOODING OR IF A WARNING IS ISSUED..BE PREPARED TO SEEK HIGH GROUND.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TV FOR FURTHER
UPDATES.
Special weather statement, Jun 2, 2:32 PM CDT, 3 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
225 PM CDT MON JUN 2 1986

...A FLASH FLOOD WATCH IS IN EFFECT FOR TODAY..

AT 225 PM CDT RADAR INDICATED A STRONG THUNDERSTORM MOVING NORTHEAST
ACROSS THE WACO AREA. SOME MINOR FLOODING OF STREETS AND LOW LYING
AREAS COULD OCCUR ACROSS THE NORTHERN PORTION OF MCLENNAN COUNTY WITHIN
THE NEXT HOUR.
MOTORIST SHOULD AVOID ANY FLOODED LOW WATER AREAS.
OTHER STRONG THUNDERSTORMS WERE LOCATED FROM JUST EAST OF HILLSBORO
NORTHEAST TO CORSICANA MOVING NORTHEAST 10 MPH.

REMEMBER THAT A FLASH FLOOD WATCH MEANS CONDITIONS ARE FAVORABLE FOR
HEAVY RAIN TO DEVELOP AND MOVE ACROSS THE WATCH AREA. IF YOU OBSERVE
FLOODING OR IF A WARNING IS ISSUED..BE PREPARED TO SEEK HIGH GROUND.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TV FOR FURTHER
UPDATES.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 7:05 PM CDTSevere Thunderstorm WarningFWDScurry55 min
Jun 1, 7:22 PM CDTSevere Thunderstorm WarningFWDMitchell68 min
Jun 1, 7:42 PM CDTSevere Thunderstorm WarningFWDNolan63 min

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.