Alert archive / Georgia / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 336, NWS Atlanta, GA

August 30, 1990Hall County, Jackson County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Aug 30, 1990, 4:58 PM EDT for Hall County, Jackson County, Georgia. It was in force for 62 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 30, 1990, 4:58 PM EDT (20:58 UTC)
Expired
Aug 30, 1990, 6:00 PM EDT
In force
62 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Hall County, GA, Jackson County, GA

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Aug 30, 5:05 PM EDTHail 1.75Hall, GA
Aug 30, 5:45 PM EDTThunderstorm Wind 0Jackson, GA

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 9.0 hours before the alert went out and 47 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 1990-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 407 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 1990-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
407 J/kg
Mixed-layer CIN
-216 J/kg
Mixed-layer LCL
1326 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
54 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 KAHN 302059
SVRAHN
GAC139-157-302200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATHENS GA
458 PM EDT THU AUG 30 1990
 
THE NATIONAL WEATHER SERVICE IN ATHENS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST GEORGIA
 
   ...HALL COUNTY...JACKSON COUNTY
 
AT 455PM EDT ATHENS RADAR INDICATED A SEVERE THUNDERSTORM OVER CENTRAL
HALL COUNTY MOVING TO THE SOUTHAST AT 25 MILES AN HOUR. THIS STORM
WILL BE ENTERING JACKSON COUNTY WITHIN THE NEXT HOUR.
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND| DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

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, Aug 30, 3:11 PM EDT, 1 hour 47 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
309 PM EDT THU AUG 30 1990

COUNTY........ MORGAN

SOURCE........ RAYLE ELECTRIC MEMBERSHIP CORPORATION (E.M.C.)

TIME.......... APPROXIMATLY 227 PM EDT

LOCATION...... EAST CENTRAL PART OF COUNTY

TYPE STORM.... SEVERE THUNDERSTORM

HAIL.......... UNK

DAMAGE........ POWER OUTAGE

INJURIES...... NONE KNOWN
Special weather statement, Aug 30, 3:15 PM EDT, 1 hour 43 minutes before
GAZ005-302100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA  GA
310 PM EDT THU AUG 30 1990

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MUCH OF CENTRAL AND SOUTH
   GEORGIA TIL 9 PM EDT...

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR MOST OF CENTRAL AND
SOUTH GEORGIA UNTIL 9 PM EDT INCLUDING LAMAR...MERRIWETHER...TROUP...
PIKE...AND UPSON COUNTIES.

AT 300 PM EDT RADAR SHOWED A BAND OF THUNDERSTORMS FROM 20 MILES SOUTH
OF AUGUSTA TO JUST SOUTH OF ALBANY TO NEAR LAKE SEMINOLE. MOVEMENT WAS
EAST AT 25 MPH. AT THIS TIME...NO PRECIPITATION WAS SHOWN BETWEEN ATLANTA

AT THIS TIME...NO PRECIPITATION WAS SHOWN BETWEEN ATLANTA AND COLUMBUS.
HOWEVER THE POTENTIAL EXISTS FOR A DAMAGING THUNDERSTORMS TO DEVELOP
WITHIN THE WATCH AREA. RESIDENTS OF WEST CENTRAL GEORGIA SHOULD CONTINUE
TO BE ALERT FOR RAPILDY CHANGING WEATHER CONDITIONS.
Local storm report, Aug 30, 3:27 PM EDT, 1 hour 31 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MACON GA
327 PM EDT THU AUG 30 1990

COUNTY.....CRISP
SOURCE.....CRIP COUNTY SHERIFFS DEPARTMENT
TIME.......203 PM EDT
LOCATION...SOUTH OF CORDELE GEORGIA ALONG HIGHWAY 90.
HAIL.......DIME SIZE HAIL (3/4 INCH)
WINDS......ESTIMATED SPEED AT 40 TO 50 MPH.

COUNTY.....TURNER
SOURCE.....IRWIN ELECTRIC MEMBERSHIP CORPORATION.
TIME.......230 PM EDT
LOCATION...ALL ACROSS COUNTY.
DAMAGE.....NUMEROUS TREES BLOWN DOWN ACROSS POWERLINES.
Special weather statement, Aug 30, 4:16 PM EDT, 42 minutes before
GAZ006-008-009-302300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MACON GA
415 PM EDT THU AUG 30 1990

...SEVERE THUNDERSTORM WATCH NUMBER 709 IS NO LONGER IN EFFECT
   NORTHWEST OF A LINE FROM 20 EAST OF DOTHAN ALABAMA TO 35
   NORTH-NORTHWEST OF SAVANNAH GEORGIA. HOWEVER THE WATCH REMAINS
   IN EFFECT FOR A LARGE PART OF SOUTH AND SOUTHEAST GEORGIA INCLUDING
   THE FOLLOWING COUNTIES OF CENTRAL GEORGIA..TURNER..BEN HILL AND
   IRWIN UNTI<L 9 PM EDT...

AT 410 PM WEATHER RADAR IN MACON SHOWED STRONG THUNDERSTORMS ACROSS
PARTS OF SOUTH GEORGIA. THE STRONGEST THUNDERSTORMS WERE LOCATED
IN COLQUITT..TIFT AND BERRIEN COUNTIES. MOVEMENT WAS EAST AT
25 MPH.
Special weather statement, Aug 30, 4:39 PM EDT, 19 minutes before
GAZ005-302200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA  GA
435 PM EDT THU AUG 30 1990

...SEVERE THUNDERSTORM WATCH NUMBER 709 HAS BEEN CANCELLED FOR PORTIONS
   OF CENTRAL AND SOUTH GEORGIA...

THE SEVERE THUNDERSTORM WATCH IS NO LONGER IN EFFECT FOR LAMAR...
MERRIWETHER...TROUP...PIKE...AND UPSON COUNTIES.  HOWEVER...THE WATCH
REMAINS IN EFFECT FOR PARTS OF SOUTH AND SOUTHEAST GEORGIA UNTIL 9 PM.

ALTHOUGH THE THREAT OF SEVEbRE WEATHER HAS DIMINISHED...WIDELY SCATTERED
THUNDERSTORMS MAY DEVELOP OVER NORTHWEST GEORGIA TONIGHT.
Special weather statement, Aug 30, 4:43 PM EDT, 15 minutes before
GAZ008-302245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
441 PM EDT THU AUG 30 1990

AT 438 PM EDT COLUMBUS WEATHER RADAR WAS SHOWING SEVERAL
STRONG THUNDERSTORMS IN RANDOLPH COUNTY GEORGIA FROM JUST
NORTH OF COLEMAN TO OVER CUTHBERT TO NORTH OF SHELLMAN. THESE
STORMS WERE MOVING SOUTHEAST AT 25 MILES AN HOUR.

PERSONS ACROSS RANDOLPH..CALHOUN..TERRELL AND DOUGHTERTY
COUNTIES CAN EXPECT VERY HEAVY RAIN..DANGEROUS LIGHTNINGd
AND GUSTY WINDS FOR THE NEXT COUPLE OF HOURS AS THESE
STORMS MOVE SOUTHEAST.
LISTEN TO NOAA WEATHER RADIO FOR LATER STATEMENTS OR POSSIBLE
WARNINGS.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 29, 8:57 PM EDTSevere Thunderstorm WarningFFCDeKalb, Rockdale48 min
Aug 29, 9:48 PM EDTSevere Thunderstorm WarningFFCNewton42 min
Aug 29, 10:18 PM EDTSevere Thunderstorm WarningFFCPutnam42 min
Aug 30, 1:34 AM EDTSevere Thunderstorm WarningFFCEmanuel, Johnson41 min
Aug 30, 1:42 PM EDTSevere Thunderstorm WarningFFCMorgan48 min
Aug 30, 1:51 PM EDTSevere Thunderstorm WarningFFCCrisp69 min
Aug 30, 2:12 PM EDTSevere Thunderstorm WarningFFCBaldwin63 min
Aug 30, 6:50 PM EDTSevere Thunderstorm WarningFFCCoweta, Heard55 min
Aug 30, 7:46 PM EDTSevere Thunderstorm WarningFFCHeard29 min
Aug 30, 7:49 PM EDTSevere Thunderstorm WarningFFCCrawford41 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1990Every severe thunderstorm warning in 1990

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.