Alert archive / Texas / Flash Flood Warnings in 1990

Flash Flood Warning 4, NWS Lubbock, TX

August 16, 1990Lamb County, Texas

NWS Lubbock, TX issued this flash flood warning at Aug 16, 1990, 8:58 PM CDT for Lamb County, Texas. It was in force for 62 min.

The area

The counties it named.

The facts

Issued
Aug 16, 1990, 8:58 PM CDT (01:58 UTC)
Expired
Aug 16, 1990, 10:00 PM CDT
In force
62 min
Issued by
NWS Lubbock, TX
Area
Whole counties

County Lamb 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, 2.0 hours before the alert went out and 142 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 1990-08-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 296 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, Amarillo Airport, TX at 00:00Z on 1990-08-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 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
296 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
1527 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
19 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 170200
FFWLBB
TXC279-170300-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
858 PM CDT THU AUG 16 1990
 
THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1000 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST TEXAS
 
   ...LAMB COUNTY
 
LOCAL UNOFFICIAL REPORTS OF TWO TO THREE INCHES OF RAIN EARLIER
THIS EVENING IN THE OLTON AREA...COUPLED WITH A NEW SERIES OF
HEAVY RAIN-PRODUCING THUNDERSTORMS MOVING INTO NORTHEASTERN
LAMB COUNTY HAS PROMPTED THIS FLASH FLOOD WARNING. ADDITIONAL
RAINFALL OF ONE TO TWO INCHES WITHIN THE NEXT HOUR OR SO WILL
LIKELY CAUSE WATER TO OVERSPREAD STREETS AND HIGHWAYS...
ESPECIALLY THOSE PRONE TO FLOODING.
 
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.

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, Aug 16, 3:10 PM CDT, 5 hours 48 minutes before
TXZ007-008-009-010-011-012-162115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
308 PM CDT THU AUG 16 1990

SHOWERS AND THUNDERSTORMS CONTINUED TO DEVELOPE OVER THE SOUTH PLAINS
DURING THE PAST HOUR. THE STRONGEST STORM WAS LOCATED IN MOTLEY
COUNTY JUST NORTH OF MATADOR. OTHER STRONG STORMS WERE ALSO IN THE
COUNTIES OF LAMB...BAILEY AND DICKENS COUNTIES. THESE STORMS HAVE
THE POTENTIAL TO PRODUCE SMALL HAIL...STRONG GUSTY WIND...FREQUENT
LIGHTNING AND VERY HEAVY RAIN. THE THUNDERSTORMS WERE MOVING TO THE
NORTH NORTHEAST AT 25 MPH.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO/TV STATION
FOR UPDATES ON THIS THUNDERSTORM SITUATION.
Special weather statement, Aug 16, 4:06 PM CDT, 4 hours 52 minutes before
TXZ007-008-009-010-011-012-162200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
404 PM CDT THU AUG 16 1990

SCATTERED RAINSHOWERS AND THUNDERSTORMS COVERED MUCH OF THE SOUTH PLAI
AT 4 PM CDT.  THE STRONGEST THUNDERSTORM WAS LOCATED BETWEEN IDALOU
AND RALLS NEAR THE EASTERN LUBBOCK AND WESTERN CROSBY COUNTY BORDER.
ANOTHER STRONG STORM WAS LOCATED IN EASTERN LAMB COUNTY NEAR THE
COMMUNITY OF OLTON. THESE STORMS HAVE THE POTENTIAL TO PRODUCE SMALL
HAIL...HEAVY RAIN...FREQUENT LIGHTNING AND STRONG GUSTY WIND.

THE SHOWERS AND THUNDERSTORMS WERE MOVING TO THE NORTH-NORTHEAST AT
25 MPH.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO/TV STATIONS FOR
THE LATEST INFORM^ATION ON THIS THUNDERSTORM SITUATION.
Special weather statement, Aug 16, 5:01 PM CDT, 3 hours 57 minutes before
TXZ007-008-009-010-011-012-162300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
500 PM CDT THU AUG 16 1990

SHOWERS AND THUNDERSTORMS WERE SCATTERED OVER MUCH OF THE TEXAS SOUTH
PLAINS AT 455 PM. THE STORMS WITH THE HEAVIEST RAIN WERE IN WESTERN
COUNTIES...CENTERED OVER SOUTHERN LAMB AND NORTHERN HOCKLEY COUNTIES.
THESE STORMS HAVE THE POTENTIAL TO PRODUCE SMALL HAIL...HEAVY RAIN...
FREQUENT LIGHTNING AND STRONG GUSTY WIND.

OTHER SHOWERS AND THUNDERSTORMS EXTENDED NORTHWARD INTO THE TEXAS
PANHANDLE...SOUTHWARD INTO THE PERMIAN BASIN AND WESTWARD INTO THE
EASTERN NEW MEXICO PLAINS.

THE SHOWERS AND THUNDERSTORMS WERE MOVING TO THE NORTH-NORTHEAST AT
20 MPH.

KEEP TUNED TO LOCAL RADIO OR TV STATIONS OR NOAA WEATHER RADIO FOR
LATER STATEMENTS ON THIS PRECIPITATION EPISODE.
Special weather statement, Aug 16, 6:01 PM CDT, 2 hours 57 minutes before
TXZ007-008-009-010-011-012-170030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
600 PM CDT THU AUG 16 1990

AT 555 PM CDT SHOWERS AND THUNDERSTORMS CONTINUED TO BE SCATTERED OVER
PARTS OF THE TEXAS SOUTH PLAINS. STORMS WITH THE HEAVIEST RAINFALL RATES
EXTENDED NORTH NORTHEASTWARD FROM SOUTHERN LAMB COUNTY TO NORTHWESTERN
HALE COUNTY. THESE STORMS HAVE THE POTENTIAL TO PRODUCE SMALL HAIL...
FREQUENT LIGHTNING...STRONG GUSTY WIND AND LOCAL HEAVY RAIN WITH ITS
RESULTANT FLOODING OF LOW-LYING AREAS.

OTHER SHOWERS AND THUNDERSTORMS EXTENDED NORTHWARD INTO THE TEXAS
PANHANDLE...SOUTHWARD INTO THE PERMIAN BASIN AND WESTWARD INTO THE
EASTERN NEW MEXICO PLAINS.

THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTH-NORTHEAST AT 20 MPH.

KEEP TUNED TO LOCAL RADIO OR TV STATIONS OR NOAA WEATHER RADIO FOR
LATER STATEMENTS ON THIS PRECIPITATION EPISODE.
Special weather statement, Aug 16, 7:01 PM CDT, 1 hour 57 minutes before
TXZ007-008-009-010-011-012-170200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
700 PM CDT THU AUG 16 1990

AT 655 PM CDT SHOWERS AND THUNDERSTORMS WERE WIDELY SCATTERED OVER THE
TEXAS SOUTH PLAINS. STORMS WITH THE HEAVIEST RAINFALL RATES WERE IN
NORTHWESTERN HALE COUNTY JUST EAST OF OLTON...ALONG THE NEW MEXICO
BORDER JUST WEST OF MULESHOE...IN YOAKUM JUST NORTH OF PLAINS AND
IN TERRY COUNTY NEAR BROWNFIELD. THESE STORMS HAVE THE POTENTIAL TO
PRODUCE SMALL HAIL...FREQUENT LIGHTNING...GUSTY WIND AND LOCAL HEAVY
RAIN WITH ITS RESULTANT FLOODING OF LOW-LYING AREAS.

OTHER SHOWERS AND THUNDERSTORMS EXTENDED NORTHWARD INTO THE TEXAS
PANHANDLE...SOUTHWARD INTO THE PERMIAN BASIN MAND WESTWARD INTO THE
EASTERN NEW MEXICO PLAINS.

THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTH-NORTHEAST AT 20 MPH.

THIS WILL BE THE LAST STATEMENT CONCERNING THIS PRECIPITATION EPISODE
UNLESS CONDITIONS CHANGE.

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.