Alert archive / Texas / Flash Flood Warnings in 1990

Flash Flood Warning 1, NWS Lubbock, TX

May 31, 1990Floyd County, Texas

NWS Lubbock, TX issued this flash flood warning at May 31, 1990, 8:14 PM CDT for Floyd County, Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
May 31, 1990, 8:14 PM CDT (01:14 UTC)
Expired
May 31, 1990, 11:15 PM CDT
In force
3 hr
Issued by
NWS Lubbock, TX
Area
Whole counties

County Floyd 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 00:00Z, 1.2 hours before the alert went out and 134 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 00:00Z on 1990-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 49 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 1990-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 square meters per square second.193958Sfc1 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
49 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
3540 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
54 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 KLBB 010117
FFWLBB
TXC153-010415-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
814 PM CDT THU MAY 31 1990
 
THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1115 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST TEXAS
 
   ...FLOYD COUNTY
 
AT 814 PM CDT RADAR INDICATED A CLUSTER OF THUNDERSTORMS WITH VERY
HEAVY RAIN OVER FLOYD COUNTY. THE SHERIFFS DEPARTMENT AND SPOTTERS
HAVE OBSERVED LOCALIZED FLOODING OF ROADWAYS. THUNDERSTORMS ARE
EXPECTED TO REMAIN OVER FLOYD COUNTY FOR THE NEXT THREE HOURS.
 
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS 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.  TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
 
GLP

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, May 31, 4:37 PM CDT, 3 hours 37 minutes before
TXZ007-008-009-010-011-012-312230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
434 PM CDT THU MAY 31 1990

...TORNADO WATCH IN EFFECT UNTIL 9 PM CDT FOR HALE...FLOYD...
MOTLEY...AND COTTLE COUNTIES OF THE TEXAS SOUTH PLAINS...

A TORNADO WATCH IS IN EFFECT UNTIL 9 PM CDT FOR NORTH CENTRAL AND
NORTHEASTERN SECTIONS OF THE SOUTH PLAINS.

AT 433 PM CDT NATIONAL WEATHER SERVICE RADAR INDICATED THUNDERSTORMS
AND RAIN SHOWERS DEVELOPING OVER NORTHERN AND CENTRAL PORTIONS OF THE
SOUTH PLAINS. THE STRONGEST STORMS WERE OVER HALE COUNTY. MOVEMENT WAS
NORTHEAST AT 25 MILES AN HOUR.

THESE THUNDERSTORMS MAY PRODUCE STRONG GUSTY WIND...DEADLY
LIGHTNING...HEAVY RAINFALL...AND POSSIBLY SMALL HAIL. PERSONS IN THE
SOUTH PLAINS SHOULD REMAIN ALERT TO DEVELOPING WEATHER CONDITIONS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
LATER STATEMENTS AND POSSIBLE WARNINGS.

GW
Special weather statement, May 31, 5:23 PM CDT, 2 hours 51 minutes before
TXZ007-008-009-010-011-012-312330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
521 PM CDT THU MAY 31 1990

...A TORNADO WATCH CONTINUES IN EFFECT UNTIL 9 PM CDT FOR HALE...
FLOYD...MOTLEY...AND COTTLE COUNTIES OF THE SOUTH PLAINS...

AT 520 PM CDT NATIONAL WEATHER SERVICE RADAR INDICATED SHOWERS AND
THUNDERSTORMS WERE DEVELOPING MAINLY ACROSS CENTRAL AND NORTHERN SECTI
OF THE SOUTH PLAINS.

THE STRONGEST STORMS WERE OVER HALE...WESTERN FLOYD...AND WESTERN
CROSBY COUNTIES.  THE STORMS WERE MOVING TO THE NORTHEAST AT 30 MILES
AN HOUR.

THE THUNDERSTORMS MAY PRODUCE STRONG GUSTY WIND..DEADLY
LIGHTNING..HEAVY RAINFALL...AND POSSIBLY SMALL HAIL. PERSONS IN THE
SOUTH PLAINS SHOULD REMAIN ALERT TO DEVELOPING WEATHER CONDITIONS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
LATER STATEMENTS AND POSSIBLE WARNINGS.

GLP
Special weather statement, May 31, 6:07 PM CDT, 2 hours 7 minutes before
TXZ007-008-009-010-011-012-010000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
605 PM CDT THU MAY 31 1990

...A TORNADO WATCH IS IN EFFECT FOR HALE...FLOYD...MOTLEY...
AND COTTLE COUNTIES UNTIL 9 PM CDT...

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE ENTIRE SOUTH
PLAINS UNTIL MIDNIGHT CDT...

AT 601 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED SCATTERED
THUNDERSTORMS ACROSS NORTHERN AND CENTRAL PORTIONS OF THE SOUTH
PLAINS. THE STRONGEST STORMS WERE LOCATED OVER WESTERN AND CENTRAL
FLOYD COUNTY AND CENTRAL CROSBY COUNTY.

MOVEMENT WAS NORTHEAST AT 30 MILES AN HOUR.

THESE STORMS MAY PRODUCE STRONG GUSTY WINDS...DEADLY LIGHTNING...
HEAVY RAIN...AND POSSIBLY SMALL HAIL. PERSONS IN THE SOUTH PLAINS
SHOULD REMAIN ALERT TO CHANGING WEATHER CONDITIONS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
LATER STATEMENTS OR POSSIBLE WARNINGS.

GW
Special weather statement, May 31, 8:07 PM CDT, 7 minutes before
TXZ007-008-009-010-011-012-010200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
805 PM CDT THU MAY 31 1990

...A TORNADO WATCH IS IN EFFECT FOR HALE...FLOYD...MOTLEY...AND COTTLE
COUNTIES UNTIL 9 PM CDT...

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE ENTIRE SOUTH
PLAINS UNTIL MIDNIGHT CDT...

AT 801 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED SCATTERED
THUNDERSTORMS OVER THE NORTHERN AND EASTERN PORTIONS OF THE SOUTH
PLAINS. THE STRONGEST STORMS WERE LOCATED OVER CENTRAL AND EASTERN
FLOYD COUNTY AND EASTERN MOTLEY COUNTY.

ANOTHER AREA OF THUNDERSTORMS HAD MOVED INTO THE SOUTHWESTERN SOUTH
PLAINS FROM THE PERMIAN BASIN. THE STRONGEST STORMS WERE OVER WESTERN
TERRY COUNTY AND EXTREME SOUTHWESTERN LYNN COUNTY.

MOVEMENT WAS NORTHEAST AT 30 MILES AN HOUR.

THESE STORMS MAY PRODUCE STRONG GUSTY WINDS...HAIL...HEAVY RAIN...
AND DEADLY LIGHTNING. PERSONS ACROSS THE SOUTH PLAINS SHOULD CONTINUE
TO MONITOR WEATHER DEVELOPMENTS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
LATER STATEMENTS AND POSSIBLE WARNINGS.

GW

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 8:31 PM CDTSevere Thunderstorm WarningLUBLubbock59 min
May 31, 8:45 PM CDTSevere Thunderstorm WarningLUBMotley60 min
May 31, 9:32 PM CDTSevere Thunderstorm WarningLUBCottle58 min
May 31, 10:31 PM CDTSevere Thunderstorm WarningLUBCottle44 min
Jun 1, 5:27 AM CDTSevere Thunderstorm WarningLUBLubbock63 min
Jun 1, 6:14 AM CDTSevere Thunderstorm WarningLUBCrosby, Floyd61 min
Jun 1, 8:22 AM CDTSevere Thunderstorm WarningLUBKent68 min
Jun 1, 11:37 AM CDTSevere Thunderstorm WarningLUBGarza68 min
Jun 1, 12:44 PM CDTSevere Thunderstorm WarningLUBGarza61 min
Jun 1, 2:03 PM CDTSevere Thunderstorm WarningLUBGarza, Kent57 min
Jun 1, 3:00 PM CDTSevere Thunderstorm WarningLUBGarza60 min
Jun 1, 3:04 PM CDTSevere Thunderstorm WarningLUBKing56 min
Jun 1, 3:34 PM CDTSevere Thunderstorm WarningLUBKent56 min
Jun 1, 3:52 PM CDTSevere Thunderstorm WarningLUBKing68 min
Jun 1, 4:27 PM CDTSevere Thunderstorm WarningLUBKent63 min

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.