Alert archive / Alabama / Flash Flood Warnings in 1989

Flash Flood Warning 3, NWS Birmingham, AL

March 4, 1989Jefferson County, Shelby County, Alabama

NWS Birmingham, AL issued this flash flood warning at Mar 4, 1989, 3:26 PM CST for Jefferson County, Shelby County, Alabama. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Mar 4, 1989, 3:26 PM CST (21:26 UTC)
Expired
Mar 4, 1989, 5:30 PM CST
In force
2 hr
Issued by
NWS Birmingham, AL
Area
Whole counties

Counties Jefferson County, AL, Shelby County, AL

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

Centreville/Bibb, AL (KCKL), launched 12:00Z, 9.4 hours before the alert went out and 69 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, Centreville/Bibb, AL at 12:00Z on 1989-03-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 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, Centreville/Bibb, AL at 12:00Z on 1989-03-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 233 square meters per square second.1939587897Sfc1 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
8 J/kg
Mixed-layer CIN
-194 J/kg
Mixed-layer LCL
548 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
233 m²/s²
0-3 km storm-relative helicity
256 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 KBHM 042127
FFWBHM
ALC073-117-042330-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
326 PM CST SAT MAR 4 1989
 
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  530 PM CST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTH ALABAMA
          ...SOUTHERN JEFFERSON...NORTHERN SHELBY
 
HEAVY RAIN OF UP TO TWO INCHES HAVE CAUSED RAPID RISES ON THE RIVERS
AND STREAMS OVER SOUTHERN JEFFERSON AND NORTHERN SHELBY COUNTIES.
ADDITIONAL HEAVY RAINS ARE EXPECTED. SHADES CREEK WAS ALREADY AT
BANKFULL OVER EASTERN JEFFERSON COUNTY.
 
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, Mar 4, 10:56 AM CST, 4 hours 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1053 AM CST SAT MAR 4 1989

RADAR SHOWED A STRONG THUNDERSTORM IN SUMTER COUNTY 10 MILES EAST OF
LIVINGSTON AT 1047 AM.  THE STORM WAS MOVING NORTH-NORTHEAST NEAR 40
MILES AN HOUR.  THIS STRONG STORM WILL MOVE INTO GREENE COUNTY SHORTLY.

PERSONS IN GREENE COUNTY...POSSIBLY WESTERN HALE COUNTY SHOULD REMAIN
ALERT AS THIS STORM MOVES INTO YOUR AREA.  STRONG GUSTY WINDS...HAIL
...HEAVY RAINFALL AND DANGEROUS LIGHTNING MAY ACCOMPANY THIS STORM.

PERSONS IN TUSCALOOSA COUNTY SHOULD ALSO BE ALERT..WITH THE FAST
MOVEMENT OF THIS STORM IT COULD BE IN TUSCALOOSA COUNTY WITHIN A HALF
HOUR.
Special weather statement, Mar 4, 12:57 PM CST, 2 hours 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1255 PM CST SAT MAR 4 1989

.........SHOWERS AND THUNDERSTORMS OVER CENTRAL ALABAMA...........

RADAR SHOWED NUMEROUS SHOWERS AND THUNDERSTORMS ACROSS CENTRAL ALABAMA
IN THE COUNTIES OF HALE...TUSCALOOSA...BIBB...PERRY...CHILTON...SHELBY
AND JEFFERSON.  THE STRONGEST THUNDERSTORMS WERE NEAR TUSCALOOSA IN
TUSCALOOSA COUNTY AND OVER WEST JEFFERSON COUNTY.

THE THUNDERSTORMS WERE MOVING TOWARD THE NORTHEAST NEAR 40 MILES AN
HOUR.

PERSONS IN CENTRAL ALABAMA...ESPECIALLY COUNTIES ABOVE SHOULD BE ALERT
ALERT AS THESE STORMS MOVE THROUGH THE AREA.  STRONG GUSTY WINDS...
HAIL...HEAVY RAINFALL AND DANGEROUS LIGHTNING MAY ACCOMPANY THESE STORM.

THESE STORMS WILL BE MOVING INTO THE NORTH-CENTRAL COUNTIES OF WALKER...
CULLMAN...BLOUNT AND ST. CLAIR SHORTLY.  PERSONS IN THESE COUNTIES
SHOULD ALSO BE ALERT.
Special weather statement, Mar 4, 2:20 PM CST, 1 hour 6 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
215 PM CST SAT MAR 4 1989

.........HEAVY THUNDERSTORMS CONTINUE OVER CENTRAL ALABAMA..........
...FLASH FLOOD WATCH REMAIN IN EFFECT FOR PORTIONS OF NORTH ALABAMA...

RADAR SHOWED NUMEROUS SHOWERS AND THUNDERSTORMS ACROSS CENTRAL ALABAMA
IN THE COUNTIES OF PICKENS...SUMTER...GREENE...HALE...TUSCALOOSA...BIBB
...PERRY...CHILTON...SHELBY...JEFFERSON...BLOUNT...TALLADEGA...ST.
CLAIR AND ETOWAH.  THE STRONGEST THUNDERSTORMS WERE OVER SHELBY...
JEFFERSON...GREENE...BIBB COUNTIES MOVING INTO ST. CLAIR AND TALLADEGA.
THE THUNDERSTORMS WERE MOVING TOWARD THE NORTHEAST NEAR 40 MILES AN
HOUR.

PERSONS IN CENTRAL ALABAMA...ESPECIALLY COUNTIES ABOVE SHOULD BE ALERT
AS THESE STORMS MOVE THROUGH THE AREA.  STRONG GUSTY WINDS...HAIL...
HEAVY RAINFALL AND DANGEROUS LIGHTNING MAY ACCOMPANY THESE STORM.

THE FLASH FLOOD WATCH FOR NORTH ALABAMA ROUGHLY NORTH OF A LINE FROM
MERIDIAN MISSISSIPPI TO SYLACAUGA TO LA GRANGE GEORGIA.  THE HEAVY
THUNDERSTORMS WERE PRODUCING LOCALLY HEAVY RAINFALL AMOUNTS OVER
CENTRAL AND NORTHERN ALABAMA.  SOME STREET FLOODING HAS ALREADY
BEEN REPORTED IN THE BIRMINGHAM AND HOOVER AREAS...MOSQT LIKELY
OTHER AREAS OF WEST JEFFERSON COUNTY.  RAINFALL AMOUNTS OF 1 TO
2 INCHES HAVE FALLEN ACROSS THE WATCH AREA SINCE IT STARTED RAINING.
ADDITIONAL RAINS OF 2 TO 4 INCHES ARE LIKELY THIS AFTERNOON.
Special weather statement, Mar 4, 3:22 PM CST, 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
315 PM CST SAT MAR 4 1989

.........HEAVY THUNDERSTORMS CONTINUE OVER CENTRAL ALABAMA..........
...FLASH FLOOD WATCH REMAIN IN EFFECT FOR PORTIONS OF NORTH ALABAMA...

RADAR SHOWED NUMEROUS SHOWERS AND THUNDERSTORMS ACROSS NORTH AND
CENTRAL ALABAMA.  HEAVY THUNDERSTORMS WERE LOCATED IN TALLADEGA AND
CLAY COUNTIES MOVING INTO CALHOUN AND CLEBURNE...POSSIBLE NORTHWEST
CLAIR AND ETOWAH.  THE STRONGEST THUNDERSTORMS WERE OVER SHELBY...
RANDOLPH.  OTHER HEAVY THUNDERSTORMS WERE LOCATED IN TUSCALOOSA...
...BIBB AND CHILTON COUNTIES MOVING INTO SHELBY AND JEFFERSON. THE
THUNDERSTORMS WERE MOVING TOWARD THE NORTHEAST AT NEAR 40 MILES AN
HOUR.

PERSONS IN CENTRAL ALABAMA...ESPECIALLY COUNTIES ABOVE SHOULD BE ALERT
AS THESE STORMS MOVE THROUGH THE AREA.  STRONG GUSTY WINDS...HAIL...
HEAVY RAINFALL AND DANGEROUS LIGHTNING MAY ACCOMPANY THESE STORM.

THE FLASH FLOOD WATCH FOR NORTH ALABAMA...ROUGHLY NORTH OF A LINE FROM
MERIDIAN MISSISSIPPI...TO SYLACAUGA TO LA GRANGE GEORGIA.  THE
THUNDERSTORMS WERE PRODUCING LOCALLY HEAVY RAINFALL AMOUNTS OVER
CENTRAL AND NORTHERN ALABAMA.  SOME SMALL STREAM FLOODING HAS
BEEN REPORTED.  STREET FLOODING HAS BEEN REPORTED IN JEFFERSON
COUNTY...MOST LIKELY OTHER AREAS ACROSS CENTRAL PORTIONS OF THE
STATE.  RAINFALL AMOUNTS OF 1 TO 2 INCHES HAVE FALLEN ACROSS THE
WATCH AREA AND ADDITIONAL AMOUNTS OF 2 TO 4 INCHES ARE POSSIBLE
THIS AFTERNOON.

The office that day

Everything else NWS Birmingham, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 4, 4:57 PM CSTFlash Flood WarningBMXJefferson, Shelby2 hr

Nearby

Flash Flood Warnings in Alabama, 1989Every flash flood warning in 1989

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.