Alert archive / Georgia / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 64, NWS Atlanta, GA

April 20, 19925 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 20, 1992, 7:03 PM EDT for 5 counties in Georgia. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
Apr 20, 1992, 7:03 PM EDT (23:03 UTC)
Expired
Apr 20, 1992, 7:45 PM EDT
In force
42 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Carroll County, GA, Coweta County, GA, Douglas County, GA, Haralson County, GA, Paulding County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 11.1 hours before the alert went out and 154 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 1992-04-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 171 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 1992-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 square meters per square second.193958Sfc1 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
171 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
535 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
97 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 202303
SVRATL
GAC045-077-097-143-223-202345-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA  GA
703 PM EDT MON APR 20 1992
 
THE NATIONAL WEATHER SERVICE IN ATLANTA  HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  745 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST GEORGIA
 
   ...CARROLL COUNTY...COWETA COUNTY...DOUGLAS COUNTY...HARALSON COUNT   ...PAULDING COUNTY
 
AT 7PM EDT NATIONAL WEATHER RADAR WAS SHOWING A CLUSTER OF SEVERE
THUNDERSTORTS FROM NEWNAN TO CARROLLTON. THE THUNDERSTORMS WERE
MOVING NORTHEAST AT 30 MILES AN HOUR.
 
 
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

Special weather statement, Apr 20, 1:59 PM EDT, 5 hours 4 minutes before
GAZ005-ALZ012-202000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
157 PM EDT MON APR 20 1992

...TORNADO WATCH NUMBER 159 CONTINUES FOR MUCH OF ALABAMA UNTIL 5 PM
EDT...

AT 150 PM EDT WEATHER RADAR IN COLUMBUS INDICATED NO RAINFALL
OCCURRING OVER WEST CENTRAL GEORGIA AND EAST CENTRAL ALABAMA.
HOWEVER...THUNDERSTORMS IN WESTERN ALABAMA ARE MOVING EAST AT 25 MPH
AND COULD BRING SEVERE WEATHER INTO EASTERN ALABAMA LATER THIS
PAFTERNOON.

PEOPLE SHOULD REMAIN ALERT FOR THREATENING WEATHER THIS AFTERNOON AND
EARLY THIS EVENING.  LISTEN TO NOAA WEATHER RADIO OR OTHER NEWS MEDIA
FOR LATER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, Apr 20, 3:48 PM EDT, 3 hours 15 minutes before
GAZ001-212200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
345 PM EDT MON APR 20 1992

...A LINE OF STRONG THUNDERSTORMS WAS MOVING INTO NORTHWEST GEORGIA...

A LINE OF STRONG THUNDERSTORMS WAS LOCATED ACROSS EASTERN ALABAMA
AROUND 330 PM THIS AFTERNOON AND WAS MOVING TO THE EAST AT 35 MPH.
THE STRONGEST STORMS WERE LOCATED OVER CHEROKEE AND DEKALB COUNTIES
IN ALABAMA AND WILL BE MOVING INTO WESTERN CHATTOOGA AND FLOYD COUNTIES
BY 4 PM.

THESE THUNDERSTORMS CONTAIN STRONG GUSTY WINDS UP TO 45 MPH AND
HEAVY RAIN. ALL PEOPLE...ESPECIALLY THOSE OUTDOORS...SHOULD BE
ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND PREPARED TO
QUICKLY MOVE INDOORS IF THREATENING WEATHER IS SyIGHTED.

STAY TUNED TO NOAA WEATHER RADIO...OR LOCAL RADIO OR TELEVISION
STATIONS FOR THE LATEST WEATHER INFORMATION.
Special weather statement, Apr 20, 4:03 PM EDT, 3 hours before
GAZ005-ALZ012-202200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
402 PM EDT MON APR 20 1992

...TORNADO WATCH 159...AND SEVERE THUNDERSTORM WATCH 160...REMAIN IN
EFFECT FOR MOST OF ALABAMA...

THUNDERSTORMS CONTINUE TO MOVE ACROSS ALABAMA...AND SOME REPORTS OF
DAMAGING WINDS AND HAIL HAVE BEEN RECEIVED IN THE PAST SEVERAL HOURS.
AT 355 PM EDT WEATHER RADAR IN COLUMBUS INDICATED A SOLID LINE OF
THUNDERSTORMS EXTENDING FROM NEAR ANNISTON ALABAMA SOUTH TO
MONTGOMERY...GREENVILLE AND EVERGREEN ALABAMA.  THE STORMS WERE MOVING
EAST ABOUT 20 TO 25 MPH.

PEOPLE IN WEST CENTRAL GEORGIA AND EAST CENTRAL ALABAMA CAN EXPECT
THESE THUNDERSTORMS TO CONTINUE MOVING EAST FOR THE REMAINDER OF THIS
AFTERNOON AND EARLY EVENING.  AT THE PRESENT RATE OF SPEED...THIS LINE
OF THUNDERSTORMS WOULD REACH THE LAGRANGE...PHENIX CITY AND COLUMBUS
AREAS SOMETIME BETWEEN 7 AND 9 PM EDT.  HOWEVER...CONDITIONS ARE ALSO
FAVORABLE FOR THE DEVELOPMENT OF NEW THUNDERSTORMS AT ANY TIME THIS
AFTERNOON.

PLEASE CONTINUE TO WATCH FOR THREATENING WEATHER AND LISTEN TO NOAA
WEATHER RADIO OR OTHER LOCAL TELEVISION AND RADIO STATIONS FOR
FURTHER UPDATES FROM THE NATIONAL WEATHER SERVICE.

e
Special weather statement, Apr 20, 5:16 PM EDT, 1 hour 47 minutes before
GAZ005-008-011-ALZ012-GAZ012-006-202215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
514 PM EDT MON APR 20 1992

...SEVERE THUNDERSTORM WATCH NUMBER 162 IS IN EFFECT UNTIL 10 PM
EDT...FOR LARGE PARTS OF GEORGIA...ALABAMA...THE FLORIDA PANHANDLE AND
ADJACENT COASTAL WATERS. THIS WATCH REPLACES EARLIER WATCHES 159 AND
160.

A LINE OF STRONG THUNDERSTORMS CONTINUES TO MOVE ACROSS EASTERN
ALABAMA...MOVING EAST AT 25 MPH.  AT 505 PM EDT WEATHER RADAR IN
COLUMBUS INDICATED THUNDERSTORMS IN A NEARLY SOLID LINE FROM ASHLAND
AND ALEXANDER CITY ALABAMA SOUTH TO TROY AND ENTERPRISE ALABAMA.
OTHER ISOLATED THUNDERSTORMS WERE DEVELOPING IN SOUTHWEST GEORGIA NEAR
BLAKELY AND ARLINGTON...ALSO BETWEEN MOULTRIE AND TIFTON GEORGIA.

IT STILL APPEARS THAT STRONG THUNDERSTORMS WILL MOVE INTO THE PHENIX
CITY...LAGRANGE AND COLUMBUS AREAS SOME TIME BETWEEN 7 AND 9 PM EDT.

PEOPLE OVER EXTREME EAST ALABAMA AND CENTRAL AND SOUTH GEORGIA SHOULD
REMAIN ALERT FOR THREATENING WEATHER THE REMAINDER OF THIS AFTERNOON
AND EARLY EVENING.  PLEASE CONTINUE TO LISTEN TO NOAA WEATHER RADIO OR
OTHER LOCAL TELEVISION AND RADIO STATIONS FOR FURTHER UPDATES.
Special weather statement, Apr 20, 6:16 PM EDT, 47 minutes before
GAZ001-003-212300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
605 PM EDT MON APR 20 1992

...A LINE OF THUNDERSTORMS HAD PUSHED INTO NORTHWEST AND WEST CENTRAL
GEORGIA...

AT 6PM THIS EVENING NATIONAL WEATHER SERVICE RADAR WAS SHOWING A LINE OF
THUNDERSTORMS STRETCHING FROM NEAR CHATSWORTH IN EXTREME NORTHWEST GEORGIA
TO JUST EAST OF ROME TO NEAR LAGRANGE IN TROUP COUNTY.

DURING THE PAST HOUR THE STORMS OVER NORTHWEST GEORGIA HAD DECREASED IN
STRENGTH...HOWEVER SEVERE THUNDERSTORM WATCH NUMBER 162 CONTINUES IN EFFECT
UNTIL 10 PM EDT FOR PARTS OF SOUTHWEST AND WEST CENTRAL GEORGIA.  STRONG
THUNDERSTORMS WERE LOCATED BACK IN ALABAMA.  THESE THUNDERSTORMS WILL BE
MOVING INTO PARTS OF WEST CENTRAL AND SOUTHWEST GEORGIA DURING THE NEXT
COUPLE OF HOURS.

ADDITIONAL STATEMETS WILL BE ISSUED AS NEEDED.  PEOPLE IN WEST GE
SHOULD BE PREPARED TO TAKE COVER SHOULD THESE STORMS INCREASE AND MOVE
INTO YOUR AREA.
Special weather statement, Apr 20, 6:54 PM EDT, 9 minutes before
GAZ002-004-210200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
653 PM EDT MON APR 20 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH
FOR THE FOLLOWING COUNTIES OF NORTHEAST GEORGIA UNTIL 10 PM EDT. THIS
EVENING:
    ...BANKS...BARROW...BUTTS...CLARKE...FRANKLIN...HABERSHAM...HALL
    ...JACKSON...JASPER...LUMPKIN...MADISON...MORGAN...NEWTON...
    OCONEE...PUTNAM...RABUN...STEPHENS...TOWNS...UNION...WALTON...
    AND WHITE.

AT 645 PM EDT...RADAR INDICATED A LINE OF STRONG THUNDERSTORMS
EXTENDING ACROSS NORTHWEST GEORGIA SOUTHWARD ALONG THE STATE LINE.
THIS LINE OF THUNDERSTORMS WAS MOVING EASTWARD AND SHOULD EFFECT MOST
OF THE COUNTIES OF NORTHEAST GEORGIA THIS EVENING.

PERSONS IN NORTHEAST GEORGIA ARE ADVISED TO PAY CLOSE ATTENTION TO
CHANGING WEATHER CONDITIONS AND BE PREPARED TO TAKE SAFE SHELTER
QUICKLY IN THE EVENT THAT A WARNING IS ISSUED.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR SEVERE THUNDERSTORMS IN AND NEAR THE WATCH AREA.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 20, 7:59 PM EDTSevere Thunderstorm WarningFFCBurke, Jenkins46 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1992Every severe thunderstorm warning in 1992

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.