Alert archive / Texas / Flash Flood Warnings in 1990

Flash Flood Warning 1, NWS Fort Worth, TX

January 18, 1990Cherokee County, Texas

NWS Fort Worth, TX issued this flash flood warning at Jan 18, 1990, 1:13 AM CST for Cherokee County, Texas. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Jan 18, 1990, 1:13 AM CST (07:13 UTC)
Expired
Jan 18, 1990, 5:15 AM CST
In force
4 hr
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Cherokee 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

Longview/Gregg, TX (KGGG), launched 00:00Z, 7.2 hours before the alert went out and 78 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, Longview/Gregg, TX at 00:00Z on 1990-01-18Temperature 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, Longview/Gregg, TX at 00:00Z on 1990-01-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -223 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
627 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
-223 m²/s²
0-3 km storm-relative helicity
109 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 180715
FFWFTW
TXC073-181115-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
113 AM CST THU JAN 18 1990
 
THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  515 AM CST
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTHEAST TEXAS
          ...CHEROKEE
 
AT 1 AM CST NATIONAL WEATHER SERVICE RADARS INDICATED HEAVY RAINS
CONTINUING IN PARTS OF CHEROKEE COUNTY. RAINFALL RATE ESTIMATES BASED
ON RADAR OBSERVATIONS INDICATED RATES OF MORE THAN AN INCH AN HOUR
WERE FALLING. THE RAINS SHOULD INCREASE IN INTENSITY DURING THE NEXT
FEW HOURS. LATEST RAINFALL RATES WERE PROBABLY SUFFICIENT TO CAUSE
FLASH FLOODING OF SOME OF THE SMALL STREAMS IN THE COUNTY.
 
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.

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, Jan 17, 7:18 PM CST, 5 hours 55 minutes before
TXZ019>033-172115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
715 PM CST WED JAN 17 1990

...SEVERE THUNDERSTORM WATCH ISSUED FOR PORTIONS OF CENTRAL AND
NORTHEAST TEXAS HAS EXPIRED.

AT 710 PM CDT...SCATTERD SHOWERS AND A FEW ISOLATED THUNDERSTORMS
LINGERED OVER PARTS OF NORTHEAST AND CENTRAL TEXAS...HOWEVER MOST OF
THE SHOWER AND THUNDERSTORM ACTIVITY HAD DISSIPATED OR MOVED OUT OF
THE STATE.  THE HEAVIEST RAINFALL REMAINING WAS IN A NARROW BAND THAT
EXTENDED FROM NEAR CROCKETT TO RUSK TO LONGVIEW.  MOVEMENT WAS GENERALLY
TO THE NORTHEAST AT 30 MILES AN HOUR.

RAINFALL AMOUNTS HAVE EXCEEDED THREE INCHES IN SOME AREAS IN EAST
TEXAS THIS EVENING.  ALTHOUGH THE HEAVY RAINS HAVE DISSIPATED OR
MOVED OFF TO THE EAST...SOME PONDING OF WATER IN LOW PLACES IS STILL
POSSIBLE.  MOTORISTS ARE REMINDED NOT TO TRY AND CROSS AREAS WHERE
WATER COVERS THE ROAD.  REMEMBER HIGH WATER ACROSS ROADWAYS MAY BE
HARD TO DETECT AT NIGHT.

THIS WILL BE THE LAST STATEMENT UNLESS THUNDERSTORMS SHOULD REDEVELOP
AND THREATEN PARTS OF NORTH TEXAS AGAIN.

STAY INFORMED OF THE LATEST WEATHER CONDITIONS BY TUNING IN TO NOAA
WEATHER RADIO...LOCAL RADIO OR TV.
Special weather statement, Jan 17, 7:33 PM CST, 5 hours 40 minutes before
-TXZ-031-037-180200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
730 PM CST WED JAN 17 1990

...THE SEVERE THUNDERSTORM WATCH EXPIRED AT 7 PM CST AND IS NO LONGER
IN EFFECT FOR CENTRAL...SOUTH CENTRAL AND EAST TEXAS...

AT 725 PM CST THUNDERSTORMS WERE PRODUCING HEAVY RAIN OVER EASTERN
LEON COUNTY 15 MILES NORTHEAST OF CENTERVILLE.  MOVEMENT WAS NORTHEAST
AT 50 MILES AN HOUR.

THE THUNDERSTORM ACTIVITY SHOULD BE MOVING OUT OF LEON COUNTY DURING
THE NEXT HOUR.  ELSEWHERE...NO PRECIPITATION IS INDICATED IN CENTRAL
AND SOUTH CENTRAL TEXAS SO THIS WILL BE THE LAST STATEMENT UNTIL
PRECIPITATION REDEVELOPS.
Special weather statement, Jan 17, 7:36 PM CST, 5 hours 37 minutes before
TXZ019>033-180600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
740 PM CST WED JAN 17 1990

...DENSE FOG ADVISORY ISSUED FOR PARTS OF NORTH CENTRAL TEXAS...

AT 730 PM THIS EVENING...DENSE FOG WAS FORMING IN RAIN COOLED AIR
OVER PARTS OF NORTH CENTRAL TEXAS.  THE FOG HAD REDUCED VISIBILITIES
TO 1/16 OF A MILE OR LESS IN AN AREA FROM NEAR DALLAS...NORTHEAST TO
BONHAM AND PARIS.

A DENSE FOG ADVISORY IS IN EFFECT FOR THE AREA FROM JUST SOUTH
OF THE DALLAS-FORT WORTH METROPLEX NORTHEAST TO BONHAM AND PARIS.
THIS AREA INCLUDES THE CITIES OF DALLAS AND FORT WORTH.  TRAVEL
IN THIS AREA IS VERY HAZARDOUS WITH VISIBILITIES DOWN TO NEAR
ZERO IN SPOTS.  MOTORISTS SHOULD USE THEIR LOW BEAM HEADLIGHTS WHEN
DRIVING IN DENSE FOG.

STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFORMATION.
Special weather statement, Jan 18, 1:13 AM CST, 0 minutes before
TXZ021-022-023-025-026-027-028-030-031-032-033-181500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
130 AM CST THU JAN 18 1990

...DENSE FOG ADVISORY AREA EXPANDED FOR PARTS OF NORTH TEXAS...

AT 100 AM THIS MORNING...DENSE FOG WAS FORMING IN RAIN COOLED AIR
OVER PARTS OF NORTH TEXAS.  THE FOG HAD REDUCED VISIBILITIES
TO 1/8 OF A MILE AT DALLAS FORT WORTH INTERNATIONAL AIRPORT AND
CONTINUED TO SPREAD OVER A LARGER AREA THIS MORNING.

A DENSE FOG ADVISORY IS IN EFFECT FOR THE AREA EAST OF A LINE FROM
GAINSEVILLE TO BROWNWOOD AND WILL BE BORDERED BY THE RED RIVER ON THE
NORTH AND EXTEND INTO NORTHWESTERN LOUISIANA AND SOUTHWESTERN
ARKANSAS. THE DENSE FOG ADVISORY INCLUDES MOST MAJOR CITIES IN NORTH
TEXAS.  TRAVEL IN THIS AREA IS VERY HAZARDOUS WITH VISIBILITIES DOWN TO
NEAR ZERO IN SPOTS.  MOTORISTS SHOULD USE THEIR LOW BEAM HEADLIGHTS
WHEN DRIVING IN DENSE FOG.
STAY TUNED TO NOAA WEATHER RADIO OR LOCAL NEWS MEDIA FOR ADDITONAL
INFORMATION.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 18, 5:47 AM CSTFlash Flood WarningFWDAnderson, Cherokee3 hr
Jan 18, 3:23 PM CSTFlash Flood WarningFWDLeon4 hr

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.