Alert archive / Georgia / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 116, NWS Atlanta, GA

June 22, 1989Cherokee County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 22, 1989, 12:43 PM EDT for Cherokee County, Georgia. It was in force for 47 min.

The area

The counties it named.

The facts

Issued
Jun 22, 1989, 12:43 PM EDT (16:43 UTC)
Expired
Jun 22, 1989, 1:30 PM EDT
In force
47 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Cherokee 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

Athens Municipal, GA (KAHN), launched 12:00Z, 4.7 hours before the alert went out and 113 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, Athens Municipal, GA at 12:00Z on 1989-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 496 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, Athens Municipal, GA at 12:00Z on 1989-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 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
496 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
559 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
59 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 KATL 221644
SVRATL
GAC057-223-221730-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA GA
1243 PM EDT THU JUN 22 1989
 
THE NATIONAL WEATHER SERVICE IN ATLANTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  130 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTHWEST GEORGIA
          ...CHEROKEE...PAULDING
 
AT 1235 PM RADR INDICATED A LINE OF THUNDERSTORMS BETWEEN ACWORTH AND
DALLAS IN PAULDING COUNTY, ANOTHER STORM WAS INDICATED IN NORTH
CHEROKEE COUNTY BETWEEN CANTON AND FAIRMOUNT. HAIL WAS INDICATED BY
RADAR IN THESE STORMS. MOVEMENT OFCELLS WAS NORTHEAST AT 15 MPH. THE
LINE WAS DRIFING SOUTHEAST AT 15 MPH/
 
 
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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Jun 22, 8:39 AM EDT, 4 hours 4 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
835AM EDT TUE JUN 22, 1989

COUNTY........ BANKS

SOURCE........ CD

TIME.......... 945PM EDT  JUN 21 1989

LOCATION...... SOUTHEAST OF HOMER

TYoPE STORM.... THUNDRSTORM

HAIL..........  SMALL

DAMAGE........ TRESS DOWN

INJURIES......

WARNING....... SEVERE THUNDERSTORM
Special weather statement, Jun 22, 11:39 AM EDT, 1 hour 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
1139 AM EDT THU JUN 22 1989

A FLASH FLOOD WATCH REMAINS IN EFFECT FOR PARTS OF EXTREME NORTH
GEORGIA THIS AFTERNOON. THE WATCH AREA IS NORTH OF A LINE FROM ROME
TO DAWSONVILLE TO TOCCOA. THIS INCLUDES THE CITIES OF ROME...DALTON
...CHATSWORTH...BLAIRSVILLE...AND CLAYTON.

AT 1135 AM RADAR INDICATED THAT NUMEROUS RAINSHOWERS WITH WIDELY
SCATTERED THUNDERSTORMS HAD DEVELOPED OVER NEARLY ALL THE  WESTERN
PART OF THE WATCH AREA. 0.14 INCHES FELL AT ROME IN ABOUT AN HOUR.
THE SHOWERS WERE SHOWING A SLOW EASTWARD MOVEMENT WHICH ADDS TO A QUICK
RESOAKING OF ALREADY SATURATED GROUNDS AND PRODUCES A STRONG RUNOFF.

PERSONS IN THE WATCH AREA SHOULD MAINTAIN AWARENESS OF THIS WEATHER
SITUATION. MOTORISTS SHOULD USE CAUTION AS HEAVY DOWNPOURS REDUCE
VISIBILITIES AND CREATE WATER PONDING ON ROADWAYS WHICH CAUSES SKIDS.

SMALL CREEKS AND STREAMS CAN RISE RAPIDLY UNDER THESE CONDITIONS AND
FLASH FLOODING IS POSSIBLE. KNOWN AREAS OF POOR DRAINGAGE OR OTHER
FLOOD PRONE LOW LYING REGIONS MIGHT BE AVOIDED IF POSSIBLE...DON'T
ATTEMPT TO DRIVE THROUGH MOVING WATER OR WATER OF UNKNOWN DEPTH. MANY
DEATHS OCCUR EACH pYEAR WHEN PEOPLE TRY TO DRIVE THROUGH SWOLLEN
STREAMS AND CREEKS.

PERSONS IN THE WATCH AREA SHOULD STAY ALERT FOR THE LATEST WEATHER
INFORMATION BY LISTENING TO THIS STATION.
Local storm report, Jun 22, 11:49 AM EDT, 54 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MACON GA
1200 PM EDT THU JUN 22 1989

COUNTY..... LAURENS
SOURCE..... C.D. GEROGE BRACEWELL
TIME....... 505 PM EDT JUNE 21, 1989
LOCATION... EAST DUBLIN GA. SOUTHEAST PAPER COMPANY CONSTRUCTION SITE
            AND CADWELL GA. 15 SOUTHWEST DUBLIN.
TYPE STORM. SEVERE THUNDERSTORM.
WIDTH...... NA
LENGTH..... NA
HAIL....... NONE
DAMAGE..... STACKS OF SHEET METAL BLOWN OFF CONSTRUCTION SITE. SHEET
            METAL BLOWN OFF BUILDING UNDER CONSTRUCTION. ALSO SEVERAL
            PORTABLE JOHNS BLOWN OFF AND AROUND CONSTRUCTION SITE.
TREES...... NUMEROUS LARGE TREES BLOWN DOWN NEAR CADWELL.
INJURES.... NONE
COST....... UNKNOWN
WATCHES.... NONE
WARNINGS... SEVERE THUNDERSTORM WARNING FROM 435 PM TO 530 PM EDT...
            6/21/89.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 9:26 PM EDTSevere Thunderstorm WarningFFCBanks, Jackson49 min
Jun 22, 12:43 PM EDTSevere Thunderstorm WarningFFCPaulding47 min
Jun 22, 3:12 PM EDTSevere Thunderstorm WarningFFCBurke48 min
Jun 22, 3:17 PM EDTSevere Thunderstorm WarningFFCBibb, Houston43 min
Jun 22, 3:48 PM EDTSevere Thunderstorm WarningFFCColumbia42 min
Jun 22, 3:55 PM EDTSevere Thunderstorm WarningFFCTroup35 min
Jun 22, 4:42 PM EDTSevere Thunderstorm WarningFFCEmanuel33 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1989Every severe thunderstorm 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.