Alert archive / Arkansas / Flash Flood Warnings in 1991

Flash Flood Warning 21, NWS Little Rock, AR

May 3, 1991Drew County, Arkansas

NWS Little Rock, AR issued this flash flood warning at May 3, 1991, 7:53 AM CDT for Drew County, Arkansas. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
May 3, 1991, 7:53 AM CDT (12:53 UTC)
Expired
May 3, 1991, 10:00 AM CDT
In force
2 hr
Issued by
NWS Little Rock, AR
Area
Whole counties

County Drew County, AR

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 0.9 hours before the alert went out and 208 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, Jackson, MS at 12:00Z on 1991-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 378 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, Jackson, MS at 12:00Z on 1991-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 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
378 J/kg
Mixed-layer CIN
-130 J/kg
Mixed-layer LCL
767 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
66 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 KLIT 031254
FFWLIT
ARC043-031500-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
753 AM CDT FRI MAY 3 1991
 
THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1000 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST ARKANSAS
 
   ...DREW COUNTY
 
AT 750 AM...THUNDERSTORMS WITH VERY HEAVY RAIN WERE OCCURRING ACROSS
SOUTH CENTRAL AND SOUTHEAST ARKANSAS...INCLUDING DREW COUNTY. WITH THE
GROUND ALREADY SATURATED FROM HEAVY RAINS EARLIER IN THE WEEK...THIS
NEW ROUND OF THUNDERSTORMS WILL CAUSE FLOODING.
 
WARREN RECEIVED OVER AN INCH OF RAIN IN ONE HOUR BETWEEN 630 AND 730
THIS MORNING AND SOME OF THIS HEAVIER RAIN HAS MOVED INTO DREW 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.
 
16

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 3, 2:49 AM CDT, 5 hours 4 minutes before
ARZ005-007-008-009-010-011-030945-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
248 AM CDT FRI MAY 3 1991

...SEVERE THUNDERSTORM WATCH UNTIL 7 AM FOR PARTS OF WESTERN
ARKANSAS...

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 7 AM FOR PARTS OF
WESTERN AND SOUTHWESTERN ARKANSAS. A LINE OF STRONG THUNDERSTORMS
DEVELOPED EARLIER TONIGHT FROM NORTHERN TEXAS TO SOUTHEAST OKLAHOMA.
THIS LINE OF THUNDERSTORMS WAS MOVING EASTWARD TOWARD ARKANSAS AND
SHOULD BE IN THE SOUTHWEST PART OF THE STATE BY 4 AM.

ALONG WITH THE POSSIBILITY OF SEVERE WEATHER...LOCALIZED FLOODING IS
ALSO A GOOD POSSIBILITY IN WEST AND SOUTHWEST ARKANSAS FOR THE NEXT
FEW HOURS AS THESE THUNDERSTORMS MOVE THROUGH THE AREA.

ANOTHER STATEMENT WILL BE ISSUED AROUND 6 AM OR BEFORE.

16
Special weather statement, May 3, 3:35 AM CDT, 4 hours 18 minutes before
ARZ005-030930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
334 AM CDT FRI MAY 3 1991

...THUNDERSTORM MOVING TOWARD MORRILTON...

AT 330 AM A THUNDERSTORM WITH HEAVY RAIN...DANG:EROUS LIGHTNING AND
GUSTY WINDS WAS MOVING TOWARD MORRILTON IN CONWAY COUNTY. LOCALIZED
FLOODING OF SOME MORRILTON STREETS IS POSSIBLE AS THIS STORM MOVES
THROUGH BETWEEN 335 AND 415 AM.

16
Special weather statement, May 3, 7:10 AM CDT, 43 minutes before
ARZ005-007-008-009-010-011-014-015-016-031515-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
709 AM CDT FRI MAY 3 1991

...SEVERE THUNDERSTORM WATCH NUMBER 255 NO LONGER IN EFFECT FOR
WESTERN ARKANSAS...HOWEVER...A SEVERE THUNDERSTORM WATCH CONTINUES IN
EFFECT FOR SOUTHEAST ARKANSAS UNTIL 11 AM...

AT 705 AM A LARGE AREA OF THUNDERSTORMS WAS LOCATED FROM CENTRAL
ARKANSAS SOUTHWARD THROUGH MUCH OF SOUTH CENTRAL ARKANSAS. HEAVY
RAIN WAS FALLING FROM CLEVELAND COUNTY SOUTHWARD THROUGH CALHOUN AND
UNION COUNTIES. A FLASH FLOOD WARNING WAS IN EFFECT UNTIL 845 AM FOR
CALHOUN AND UNION COUNTIES.

THE THREAT OF SEVERE WEATHER WILL CONTINUE IN SOUTH ARKANSAS FOR THE
NEXT FEW HOURS. THE RAIN AND THUNDERSTORMS WILL TAPER OFF THIS
AFTERNOON.

ANOTHER STATEMENT WILL BE ISSUED AT 10 AM OR BEFORE.

16

The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 3, 6:50 AM CDTFlash Flood WarningLZKCalhoun, Union115 min
May 3, 7:26 AM CDTFlash Flood WarningLZKBradley2 hr
May 3, 8:25 AM CDTFlash Flood WarningLZKAshley, Chicot3 hr
May 3, 8:25 AM CDTFlash Flood WarningLZKDesha3 hr

Nearby

Flash Flood Warnings in Arkansas, 1991Every flash flood warning in 1991

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.