Alert archive / Texas / Flash Flood Warnings in 1990

Flash Flood Warning 8, NWS Amarillo, TX

September 19, 1990Hutchinson County, Texas

NWS Amarillo, TX issued this flash flood warning at Sep 19, 1990, 3:14 PM CDT for Hutchinson County, Texas. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Sep 19, 1990, 3:14 PM CDT (20:14 UTC)
Expired
Sep 19, 1990, 5:15 PM CDT
In force
2 hr
Issued by
NWS Amarillo, TX
Area
Whole counties

County Hutchinson 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

Amarillo Airport, TX (KAMA), launched 12:00Z, 8.2 hours before the alert went out and 75 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, Amarillo Airport, TX at 12:00Z on 1990-09-19Temperature 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, Amarillo Airport, TX at 12:00Z on 1990-09-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 118 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
NaN m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
118 m²/s²
0-3 km storm-relative helicity
120 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 KAMA 192015
FFWAMA
TXC233-192215-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
314 PM CDT WED SEP 19 1990
 
THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  515 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN THE TEXAS PANHANDLE
          ...SOUTHWESTERN HUTCHINSON
 
AT 310PM CDT...FLOODING OF STREETS AND HIGHWAYS HAS BEEN REPORTED IN
SOUTHWESTERN HUTCHINSON COUNTY. SEVERAL CARS WERE REPORTED STALLED ON
HIGHWAY 136 NEAR FRITCH.
 
RADAR WAS INDICATING THUNDERSTORMS WITH VERY HEAVY RAIN IN THE FRITCH
AREA.  ADDITIONAL THUNDERSTORMS ARE LIKELY TO FORM NEAR FRITCH AND
MOVE OVER THE CITY.  MOVEMENT OF THESE STORMS WAS NORTHEAST AT LESS
THAN 10 MILES AN HOUR.
 
 
 
MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES...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, Sep 19, 2:49 PM CDT, 25 minutes before
TXZ001>012-COZ015>017-NMZ005-009-013-OKZ001>004-009-014-021-
KSZ003-006-192045-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE AMARILLO TX
245 PM CDT WED SEP 19 1990

...WIDELY SCATTERED THUNDERSTORMS...SOME WITH VERY HEAVY RAINFALL
   ...DEVELOPING ACROSS THE TEXAS PANHANDLE THIS AFTERNOON...

AT 235 PM CDT...RADAR SHOWED A LINE OF STRONG THUNDERSTORMS EXTENDING
FROM STINNETT SOUTHWEST TO JUST SOUTH OF FRITCH. VERY HEAVY RAINS AND
SMALL HAIL CAN BE EXPECTED WITH THESE THUNDERSTORMS AS THEY MOVE
NORTHEAST ACROSS THE SOUTHWEST PORTION OF HUTCHINSON COUNTY. PERSONS ON
LAKE MEREDITH SHOULD KEEP A CLOSE EYE ON THE SKY AND SEEK SHELTER IF
THREATEN SKIES APPOARCH.

OTHER STRONG THUNDERSTORMS WERE SOUTHWEST OF CLARENDON AND NORTHEAST OF
TULIA.

ELSEWHERE...OTHER LESS INTENSE SHOWERS AND THUNDERSTORMS REMAINED OVER
THE EAST AND SOUTH TEXAS PANHANDLE.

MOVEMENT OF ALL SHOWERS AND THUNDERSTORMS WAS NORTHEAST AT 15 TO 20
MILES AN HOUR.

STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

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.