Alert archive / Arkansas / Flash Flood Warnings in 1990

Flash Flood Warning 11, NWS Shreveport, LA

March 8, 1990Miller County, Arkansas; Cass County, Texas

NWS Shreveport, LA issued this flash flood warning at Mar 8, 1990, 2:55 AM CST for Miller County, Arkansas; Cass County, Texas. It was in force for 65 min.

The area

The counties it named.

The facts

Issued
Mar 8, 1990, 2:55 AM CST (08:55 UTC)
Expired
Mar 8, 1990, 4:00 AM CST
In force
65 min
Issued by
NWS Shreveport, LA
Area
Whole counties

Counties Miller County, AR, Cass 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, 8.9 hours before the alert went out and 104 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 1990-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 201 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, Longview/Gregg, TX at 00:00Z on 1990-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 469 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
201 J/kg
Mixed-layer CIN
-102 J/kg
Mixed-layer LCL
598 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
469 m²/s²
0-3 km storm-relative helicity
562 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSHV 080857
FFWSHV
ARC091-TXC067-081000-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
255 AM CST THU MAR 8 1990
 
THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
EFFECTIVE UNTIL  400 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS..
 
IN SOUTHWEST ARKANSAS
 
   ...SOUTHERN MILLER COUNTY
 
 
IN NORTHEAST TEXAS
 
   ...EASTERN CASS COUNTY
 
AT 250 AM CST THE NATIONAL WEATHER SERVICE RADARIN SHREVEPORT SHOWED
A POSSIBLE SEVERE THUNDERSTORM LOCATED JUST NORTH OF O'FARRELL.
MOVEMENT WAS NORTHEAST NEAR 40 MPH.
 
THIS STORM WILL PRODUCE LARGE HAIL...HIGH WINDS AND VERY HEAVY
RAINS WITH ITS PASSAGE.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

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, Mar 7, 9:05 PM CST, 5 hours 50 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002-003-
004-005-006-080500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
900 PM CST WED MAR 7 1990

...FLASH FLOOD WATCH IN EFFECT FOR EXTREME NORTHEAST TEXAS AND SOUTH ARKANSAS
TONIGHT...

AT 845 PM WEATHER SERVICE RADAR IN SHREVEPORT SHOWED AN AREA OF SHOWERS
AND THUNDERSTORMS OVER NORTHEAST TEXAS..SOUTHEAST OKLAHOMA..AND
SOUTHWEST ARKANSAS THAT EXTENDED ABOUT 30 MILES EITHER SIDE OF A LINE
FROM NAPLES TEXAS TO ASHDOWN ARKANSAS TO MURFREESBORO ARKANSAS. THE
HEAVIEST RAINFALL WAS LOCATED FROM 20 MILES SOUTH OF MAUD TEXAS TO NEAR
ASHDOWN ARKANSAS AND ON TO NEAR NASHVILLE AND MURFREESBORO ARKANSAS. VERY
HEAVY RAIN...STRONG GUSTY WINDS AND DANGEROUS LIGHTNING WERE ASSOCIATED WITH
THESE STORMS. FLOODING OF STREAMS AND LOW ROADWAYS ARE POSSIBLE.

RADAR ALSO SHOWED ANOTHER AREA OF RAIN AND SHOWERS AND ISOLATED
THUNDERSTORMS OVER EAST TEXAS...NORTHWEST LOUISIANA AND EXTREME SOUTH-
WEST ARKANSAS FROM NEAR CARTHAGE TEXAS TO JUST SOUTHWEST OF MAGNOLIA
ARKANSAS.

THE SHOWERS AND THUNDERSTORMS HAVE BEEN MOVING TO THE NORTHEAST AT
ABOUT 45 MPH.

THE HEAVIEST RAINFALL HAS OCCURRED TODAY OVER NORTHEAST TEXAS AND SOUTH-
WEST ARKANSAS. RAINFALL AMOUNTS ACROSS NORTHEAST TEXAS AND SOUTHWEST
ARKANSAS HAVE MOSTLY BEEN IN THE TWO TO FOUR INCH RANGE WITH A FEW
REPORTS OF NEAR FIVE INCHES.

MOTORISTS ARE URGED TO USE CAUTION..DO NOT DRIVE THROUGH FLOODED ROAzD
WAYS AS URBAN STREET AND UNDERPASS FLOODING MAY OCCUR WITH THE PASSAGE
OF THE THUNDERSTORMS PRODUCING HEAVY RAINS.
Special weather statement, Mar 7, 10:36 PM CST, 4 hours 19 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002-003-
004-005-006-080600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1035 PM CST WED MAR 7 1990

...FLASH FLOOD WATCH IN EFFECT FOR EXTREME NORTHEAST TEXAS AND SOUTH ARKANSAS
TONIGHT...

AT 1030 PM WEATHER SERVICE RADAR IN SHREVEPORT SHOWED AN AREA OF SHOWERS
AND THUNDERSTORMS OVER EXTREME NORTHEAST TEXAS..SOUTHEAST OKLAHOMA..AND
SOUTHWEST ARKANSAS NORTH OF A LINE FROM EMORY TEXAS TO ATLANTA TEXAS ON
TO ELDORADO ARKANSAS. THE HEAVIEST RAINFALL WAS OCCURRING NEAR IDABEL
OKLAHOMA...NEAR DEQUEEN AND HORATIO ARKANSAS AND ALSO NEAR MURFREESBORO.
LOW AREA AND STREET FLOODING IS POSSIBLE NEAR DEQUEEN ARKANSAS AND IDABEL
OKLAHOMA...AS WELL AS BETWEEN FULTON AND ANTOINE ARKANSAS. DANGEROUS
LIGHTNING GUSTY WINDS ALONG WITH HEAVY RAIN CAN BE EXPECTED WITH THESE STORMS.

RADAR ALSO SHOWED ANOTHER AREA OF SCATTERED SHOWERS AND A FEW THUNDER-
STORMS OVER NORTHWEST LOUISIANA AND SOUTH ARKNASAS FROM NEAR CONVERSE
LOUISIANA NORTHWARD THROUGHT THE SHREVEPORT AREA TO NEAR MAGNOLIA
ARKANSAS.

THE SHOWERS AND THUNDERSTORMS HAVE BEEN MOVING TO THE NORTHEAST AT
ABOUT 40 MPH.

THE HEAVIEST RAINFALL HAS OCCURRED TODAY OVER NORTHEAST TEXAS AND SOUTH-
WEST ARKANSAS. RAINFALL AMOUNTS ACROSS NORTHEAST TEXAS AND SOUTHWEST
ARKANSAS HAVE MOSTLY BEEN IN THE TWO TO FOUR INCH RANGE WITH A FEW
REPORTS OF NEAR FIVE INCHES.

THE RAINFALL THIS EVENING OVER NORTHEAST TEXAS...SOUTHEAST OKLAHOMA
AND SOUTHWEST ARKANSAS PERSISTS AS SHOWERS AND THUNDERSTORMS CONTINUE
TO DEVELOP AND MOVE ACROSS THE SAME GENERAL AREA. SOME STREAMS AND
SMALL RIVERS WERE RISING AND POSSIBLY CAUSING LOW AREA FLOODING.

MOTORISTS ARE URGED ITO USE CAUTION..DO NOT DRIVE THROUGH FLOODED ROAD
WAYS AS URBAN STREET AND UNDERPASS FLOODING MAY OCCUR WITH THE PASSAGE
OF THE THUNDERSTORMS PRODUCING HEAVY RAINS.

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 7, 11:41 PM CSTFlash Flood WarningSHVHoward, Little River, Sevier4 hr
Mar 7, 11:41 PM CSTFlash Flood WarningSHVPike4 hr
Mar 8, 1:47 AM CSTFlash Flood WarningSHVLittle River118 min
Mar 8, 2:55 AM CSTSevere Thunderstorm WarningSHVMiller65 min
Mar 8, 3:49 AM CSTFlash Flood WarningSHVHoward, Little River, Sevier6 hr
Mar 8, 3:49 AM CSTFlash Flood WarningSHVPike6 hr
Mar 8, 3:49 AM CSTFlash Flood WarningSHVMiller6 hr
Mar 8, 9:40 AM CSTFlash Flood WarningSHVColumbia, Lafayette2 hr
Mar 8, 9:40 AM CSTFlash Flood WarningSHVMiller2 hr
Mar 8, 9:40 AM CSTFlash Flood WarningSHVMarion2 hr

Nearby

Flash Flood Warnings in Arkansas, 1990Flash 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.