Alert archive / Georgia / Flash Flood Warnings in 1989

Flash Flood Warning 16, NWS Atlanta, GA

July 3, 1989Catoosa County, Walker County, Georgia

NWS Atlanta, GA issued this flash flood warning at Jul 3, 1989, 6:05 PM EDT for Catoosa County, Walker County, Georgia. It was in force for 115 min.

The area

The counties it named.

The facts

Issued
Jul 3, 1989, 6:05 PM EDT (22:05 UTC)
Expired
Jul 3, 1989, 8:00 PM EDT
In force
115 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Catoosa County, GA, Walker County, GA

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

Nashville Metro, TN (KBNA), launched 12:00Z, 10.1 hours before the alert went out and 192 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, Nashville Metro, TN at 12:00Z on 1989-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 342 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, Nashville Metro, TN at 12:00Z on 1989-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 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
342 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
561 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
18 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 KCHA 032208
FFWCHA
GAC047-295-040000-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHATTANOOGA TN
605 PM EDT MON JUL 3 1989
 
THE NATIONAL WEATHER SERVICE IN CHATTANOOGA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  800 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTHWEST GEORGIA
          ...CATOOSA...NORTHERN WALKER
 
RADAR INDICATES A THUNDERSTORM WITH VERY HEAVY RAIN ALONG THE WALKER
COUNTY CATOOSA COUNTY LINE NEAR FORT OGLETHORPE. POLICE THERE REPORTED
RAIN COMING DOWN IN BARRELLS. SEVERAL STREETS ARE BEGINING TO FLOOD IN
FORT OGLETHORPE AND SOUTHWARD THROUGH CHICKAMAUGA NATIONAL PARK.
THIS THUNDERSTORM WAS MOVING VERY SLOW TO THE NORTHEAST.
 
 
 
 
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, Jul 3, 12:54 PM EDT, 5 hours 11 minutes before
URBAN AND SMALL STREAM FLOOD STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
1255 PM EDT MON JUL 03 1989

BETWEEN 8 AM AND NOON...1 TO 2 INCHES OF RAIN HAD FALLEN ACROSS
THE ATLANTA METRO AREA. RADAR SHOWED A LARGE AREA OF HEAVY RAIN
BETWEEN MACON AND COLUMBUS...BUT MOSTLY LIGHT RAIN WAS FALLING IN
THE VICINITY OF ATLANTA AT 1230 PM.

SINCE 8 AM...ATLANTA REGIONAL HOSPITAL IN DE KALB COUNTY HAS REPORTED
TWO INCHES OF RAIN...AND SOME FLOODING OF STREETS AND LOW LYING AREAS
HAS OCCURRED IN DE KALB COUNTY.

AT 1245 PM...PEACHTREE CREEK WAS AT 10.1 FEET AND RISING STEADILY.
A CREST OF BETWEEN 12 AND 13 FEET IS EXPECTED BETWEEN 3 AND 5 PM THIS
AFTERNOON. HOWEVER...IF MORE HEAVY RAIN OCCURS...THE ACzTUAL CREST MAY
BE MUCH HIGHER.

MOTORISTS ARE URGED TO USE CAUTION WHILE DRIVING THROUGH FLOOD PRONE
AREAS...AND ALLOW EXTRA TIME TO REACH THEIR DESTINATIONS.
Special weather statement, Jul 3, 2:19 PM EDT, 3 hours 46 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MACON GA
215 PM EDT MON JUL 3 1989

.....SEVERE THUNDERSTORM WARNING FOR BIBB COUNTY EXPIRED....

THE SEVERE THUNDERSTORM WARNING FOR BIBB COUNTY HAS EXPIRED AND THE
THUNDERSTORM THAT CAUSED THE WIND DAMAGE IN CRAWFORD COUNTY HAS WEAKENED
AND MOVED NORTHEAST INTO JONES COUNTY.

AT 210 PM EDT WEATHER SERVICE RADAR SHOWED A LARGE AREA OF RAIN WITH
EMBEDDED THUNDERSTORMS COVERING MUCH OF CENTRAL GEORGIA. THUNDERSTORMS
WITH HEAVY RAIN EXTENDED ACROSS WEST BALDWIN...THROUGH BIBB...PEACH...
AND HOUSTON COUNTIES INTO SOUTHWEST GEORGIA. THESE THUNDERSTORMS WERE
MOVING NORTHEAST AT 25 MPH.

HEAVY RAIN HAS ALREADY OCCURRED OVER PARTS OF BIBB COUNTY WITH MORE HEAVY
RAIN EXPECTED DURING THE AFTERNOON.  STREET FLOODING ALONG WITH FLOODING OF
LOW AREAS AND AREAS SUBJECT FOR FLOODING IS LIKELY IN BIBB AND ADJACENT
COUNTIES.
Local storm report, Jul 3, 4:06 PM EDT, 1 hour 59 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MACON GA
400 PM EDT MON JUL 3 1989

COUNTY..... CRAWFORD
SOURCE..... CRAWFORD COUNTY SHERIFF
TIME....... 1245 PM EDT JUL 3, 1989
LOCATION... NEAR ROBERTA
TYPE STORM. SEVERE THUNDERSTORM.
WIDTH...... NA
LENGTH..... NA
HAIL....... NONE REPORTED
DAMAGE..... FEW TREES BROKEN OR UPROOTED
TREES...... FEW BROKEN OR UPROOTED
INJURES.... NONE
COST....... UNKNOWN
WATCHES.... NONE
WARNINGS... NONE

GEORGIA PROWER REPORTED MINOR POWER DISRUPTIONS AS THE THUNDERSTORM
MOVED ACROSS BIBB COUNTY BETWEEN 1 AND 2 PM EDT.
Special weather statement, Jul 3, 5:15 PM EDT, 50 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MACON GA
515 PM EDT MON JUL 3 1989

AT 510 PM EDT WEATHER SERVICE RADAR SHOWED A LARGE AREA OF RAIN WITH
EMBEDDED THUNDERSTORMS COVERING MUCH OF CENTRAL GEORGIA. THUNDERSTORMS
WITH HEAVY RAIN WERE IN WEST DODGE COUNTY 12 MILES WEST OF EASTMAN AND
IN DOOLY COUNTY 15 MILES WEST OF VIENNA. STORMS WERE MOVING NORTHEAST
15 MILES AN HOUR.

STREET FLOODING OF LOW AREAS IS LIKELY IN PARTS OF VIENNA AND EASTMAN IN
THE NEXT TWO TO THREE HOURS.

STAY TUNED TO A RADIO FOR THE LATEST WEATHER REPORT ON THESE STORMS.
Special weather statement, Jul 3, 5:58 PM EDT, 7 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
558 PM EDT MON JUL 3 1989

...REMNANTS OF TROPICAL STORM ALLISON SOAKS THE COLUMBUS METRO AREA...

AS OF 5PM EDT...THE OFFICIAL RAINFALL TOTAL AT THE NATIONAL WEATHER
SERVICE OFFICE WAS 3.61 INCHES SINCE MIDNIGHT. MOST OF THE PRECIPITATION
WAS RECORDED DURING PERIODS OF VERY HEAVY RAINFALL AND CAUSED LOCALIZED
FLOODING OF SOME STREETS...UNDERPASSES...AS WELL AS LOW LYING AND FLOOD
PRONE AREAS. SO FAR THE FLOODING HAS BEEN MINOR AND MOST OF THE WATER HAS
RECEDED AFTER THE HEAVY RAIN ENDS. HOWEVER...GIVEN THE ABUNDANT RAINFALL
ALREADY RECEIVED...ANY SUBSEQUENT SHOWERS PRODUCING HEAVY RAIN MAY CAUSE
SERIOUS PROBLEMS. THE GROUND IS ALREADY SATURATED AND MANY SMALL STREAMS
AND DRAINAGE BASINS ARE NEAR FULL...AND THUNDERSHOWERS ARE FORECAST
TOMORROW.
RESIDENTS OF COLUMBUS...AS WELL AS THE REST OF WEST CENTRAL GEORGIA AND
EAST CENTRAL ALABAMA...SHOULD BE ALERT TO THE FLOODING POSSIBILITY DURING
HEAVY RAIN PERIODS. DO NOT DRIVE THROUGH AREAS WHERE WATER COVERS THE
ROAD. IF YOU ARE NEAR A STREAM...WATCH FOR RAPIDLY RISING WATER LEVELS.
REMAIN INFORMED BY LISTENING TO NOAA WEATHER RADIO OR OTHER LOCAL NEWS.
Special weather statement, Jul 3, 6:01 PM EDT, 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
558 PM EDT MON JUL 3 1989

...REMNANTS OF TROPICAL STORM ALLISON SOAK THE COLUMBUS METRO AREA...

AS OF 5PM EDT...THE OFFICIAL RAINFALL TOTAL AT THE NATIONAL WEATHER
SERVICE OFFICE WAS 3.61 INCHES SINCE MIDNIGHT. MOST OF THE PRECIPITATION
WAS RECORDED DURING PERIODS OF VERY HEAVY RAINFALL AND CAUSED LOCALIZED
FLOODING OF SOME STREETS...UNDERPASSES...AS WELL AS LOW LYING AND FLOOD
PRONE AREAS. SO FAR THE FLOODING HAS BEEN MINOR AND MOST OF THE WATER HAS
RECEDED AFTER THE HEAVY RAIN ENDS. HOWEVER...GIVEN THE ABUNDANT RAINFALL
ALREADY RECEIVED...ANY SUBSEQUENT SHOWERS PRODUCING HEAVY RAIN MAY CAUSE
SERIOUS PROBLEMS. THE GROUND IS ALREADY SATURATED AND MANY SMALL STREAMS
AND DRAINAGE BASINS ARE NEAR FULL...AND THUNDERSHOWERS ARE FORECAST
THROUGH TOMORROW.
RESIDENTS OF COLUMBUS...AS WELL AS THE REST OF WEST CENTRAL GEORGIA AND
EAST CENTRAL ALABAMA...SHOULD BE ALERT TO THE FLOODING POSSIBILITY DURING
HEAVY RAIN PERIODS. DO NOT DRIVE THROUGH AREAS WHERE WATER COVERS THE
ROAD. IF YOU ARE NEAR A STREAM...WATCH FOR RAPIDLY RISING WATER LEVELS.
REMAIN INFORMED BY LISTENING TO NOAA WEATHER RADIO OR OTHER LOCAL NEWS.

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 3, 1:07 PM EDTSevere Thunderstorm WarningFFCBibb53 min

Nearby

Flash Flood Warnings in Georgia, 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.