Alert archive / Georgia / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 87, NWS Atlanta, GA

April 10, 1991Columbia County, Richmond County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 10, 1991, 12:48 AM EDT for Columbia County, Richmond County, Georgia. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
Apr 10, 1991, 12:48 AM EDT (04:48 UTC)
Expired
Apr 10, 1991, 1:30 AM EDT
In force
42 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Columbia County, GA, Richmond County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 00:00Z, 4.8 hours before the alert went out and 118 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 00:00Z on 1991-04-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1678 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 00:00Z on 1991-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 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
1678 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
959 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
55 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KAGS 100448
SVRAGS
GAC073-245-100530-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUGUSTA GA
1248 AM EDT WED APR 10 1991
 
THE NATIONAL WEATHER SERVICE IN AUGUSTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  130 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL GEORGIA
 
   ...COLUMBIA COUNTY...RICHMOND COUNTY
 
AT 1240 AM NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM IN COLUMBIA COUNTY NEAR MARTINEZ. THIS THUNDERSTORM
WAS MOVING EAST AT 45 MPH. REPORTS HAVE BEEN RECEIVED OF 3/4 INCH
HAIL NEAR MARTINEZ.
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 aMPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.

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 9, 9:56 PM EDT, 2 hours 52 minutes before
GAZ006-008-009-100300-

SPECIAL WEATHER STATEMENT...CORRECTION 2ND PARA...10 PM TO MIDNIGHT
NATIONAL WEATHER SERVICE MACON GA
950 PM EDT TUE APR 9 1991

...STRONG THUNDERSTORMS MOVING EAST TOWARD CENTRAL GEORGIA...

AT 945 PM RADAR IN MACON SHOWED AN AREA OF STRONG THUNDERSTORMS
BETWEEN MACON AND COLUMBUS MOVING EAST AT 25 MPH. THESE THUNDERSTORMS
STRETCHED FROM SOUTH OF ATLANTA TO NEAR TALBOTTON TO RICHLAND THEN
CURVED EAST TO NEAR AMERICUS AND MONTEZUMA.

THESE THUNDERSTORMS WILL BE MOVING INTO CENTRAL GEORGIA BETWEEN 10 PM
AND MIDNIGHT. SOME OF THE STORMS WILL PRODUCE STRONG GUSTY WINDS...
HEAVY RAIN...SMALL HAIL...AND DANGEROUS LIGHTNING.

FURTHER STATEMENTS WILL BE ISSUED TO UPDATE YOU ON THESE STORMS AS
THEY MOVE INTO CENTRAL GEORGIA THIS EVENING. BROADCASTS ON THE NOAA
WEATHER RADIO MAY BE YOU QUICKEST SOURCE OF INFORMATION IF RECEPTION
IS AVAILABLE IN YOUR AREA. STAY TUNED FOR LATER BROADCASTS.
Local storm report, Apr 9, 10:02 PM EDT, 2 hours 46 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATLANTA GA
1000 PM EDT TUE APR 9 1991

AT 950 PM A SPOTTER 2 MILES NORTH OF BALL GROUND IN CHEROKEE COUNTY
REPORTED PING PONG BALL SIZE HAIL AND HEAVY LIGHTNING.
Local storm report, Apr 9, 10:11 PM EDT, 2 hours 37 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATLANTA GA
1010 PM EDT TUE APR 9 1991

AT 945 PM THE DISPATCHER FOR HARALSON COUNTY SAID THEY WERE HAVING
HIGH WINDS BUT NO DAMAGE IN HARALSON COUNTY. HOWEVER...T'HERE WERE TREES
REPORTED AS BEING DOWN NEAR FRUTHURST IN CLEBURNE COUNTY IN ALABAMA.
Special weather statement, Apr 9, 10:58 PM EDT, 1 hour 50 minutes before
GAZ005-006-100400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
1058 PM EDT TUE APR 9 1991

...THE SEVERE THUNDERSTORM WARNING FOR TAYLOR AND MACON COUNTIES
HAS BEEN CANCELLED AT 1055 PM EDT. THE STORMS HAVE MOVED EAST OF
THESE COUNTIES.

...A SEVERE THUNDERSTORM WATCH NUMBER 111 REMAINS IN EFFECT UNTIL
MIDNIGHT FOR HARRIS..MUSCOGEE..CHATTAHOOTCHEE AND TALBOT COUNTIES
OF WEST CENTRAL GEORGIA...

AT 1050 PM EDT COLUMBUS WEATHER RADAR WAS INDICATING THE THUNDERSTORMS
WERE ALL ALONG THE LEADING EDGE OF ALL THIS RAIN...OCCURRING FROM
10 MILES NORTHWEST OF GREY TO NEAR MACON  AND INTO NORTHERN HOUSTON
COUNTY. THERE WAS A SCATTERING OF THUNDERSTORMS BETWEEN UNADILLA AND
AlMERICUS. ALL THESE STORMS WERE MOVING EAST NORTHEAST AT 30 MILES
AN HOUR.

PERSONS IN THE WATCH AREA OF WEST CENTRAL GEORGIA SHOULD REMAIN
ALERT AND LISTEN TO NOAA WEATHER RADIO FOR LATER STATEMENTS OR
POSSIBLE WARNINGS.
Special weather statement, Apr 9, 11:00 PM EDT, 1 hour 48 minutes before
GAZ005-006-100400-

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA CORRECTION TO HEADING
1058 PM EDT TUE APR 9 1991

...THE SEVERE THUNDERSTORM WARNING FOR TAYLOR AND MACON COUNTIES
HAS BEEN CANCELLED AT 1055 PM EDT. THE STORMS HAVE MOVED EAST OF
THESE COUNTIES.

...A SEVERE THUNDERSTORM WATCH NUMBER 111 REMAINS IN EFFECT UNTIL
MIDNIGHT FOR HARRIS..MUSCOGEE..CHATTAHOOTCHEE AND TALBOT COUNTIES
OF WEST CENTRAL GEORGIA...

AT 1050 PM EDT COLUMBUS WEATHER RADAR WAS INDICATING THE THUNDERSTORMS
WERE ALL ALONG THE LEADING EDGE OF ALL THIS RAIN...OCCURRING FROM
10 MILES NORTHWEST OF GREY TO NEAR MACON  AND INTO NORTHERN HOUSTON
COUNTY. THERE WAS A SCATTERING OF THUNDERSTORMS BETWEEN UNADILLA AND
AMERICUS. ALL THESE STORMS WERE MOVING EAST NORTHEAST AT 30 MILES
AN HOUR.

PERSONS IN THE WATCH AREA OF WEST CENTRAL GEORGIA SHOULD REMAIN
ALERT AND LISTEN TO NOAA WEATHER RADIO FOR LATER STATEMENTS OR
POSSIBLE WARNINGS.

o
Local storm report, Apr 10, 12:40 AM EDT, 8 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MACON, GA
1240 AM EDT WED APR 10 1991

 ...PRELIMINARY INFORMATION ONLY...REPORTS MAY BE INCOMPLETE...

COUNTY..... CRAWFORD FIRS 079
SOURCE..... SHERIFFS OFFICE IN ROBERTA
TIME....... 1026 PM EDT 4/9/91
LOCATION... NUMEROUS PLACES IN SOUTH AND EAST PARTS OF COUNTY
TYPE STORM. SEVERE THUNDERSTORM
HAIL....... MARBLE SIZE
DAMAGE..... TREES REPORTED ACROSS SIX DIFFERENT HIGHWAYS AND ROADS.
            MOBILE HOME TURNED OVER ON HOUSE RD IN SOUTH END OF COUNTY.
TREES...... NUMEROUS TREES DOWN

COUNTY..... BIBB FIRS 021
SOURCE..... MACON POLICE DEPT.
TIME....... AROUND 1100 PM EDT 4/9/91
LOCATION... SOUTHSIDE OF MACON ON ROCKY CREEK ROAD AND MIDTOWN AREA
TYPE STORM. SEVERE THUNDERSTORM
HAIL....... GOLF BALL SIZE SOUTH END OF TOWN
DAMAGE..... UNKNOWN
TREES...... TREES DOWN ON BROADWAY STREET NEAR MIDDLE OF MACON

COUNTY..... BALDWIN FIRS 009
SOURCE..... SHERIFF OFFICE MILLEDGEVILLE
TIME......  1130 PM EDT 4/9/91
LOCATION... MT PLEASANT RD AND ROSEWOOD DRIVE IN MILLEDGEVILLE
TYPE STORM. SEVERE THUNDERSTORM
HAIL....... PEA AND MARBLE SIZE
DAMAGE..... TREES DOWN ON POWER LINES.

COUNTY..... WILKINSON FIRS 319
SOURCE..... SHERIFF OFFICE IRWINTON
TIME......  1130 PM EDT 4/9/91
LOCATION... TOWNS OF IRWINTON, MCINTYRE, AND IVEY
TYPE STORM. SEVERE THUNDERSTORM
HAIL....... PEA SIZE
DAMAGE..... TREES AND POWER LINES DOWN
TREES...... NUMEROUS REPORTS OF TREES DOWN STILL COMING IN.\

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 9, 8:06 PM EDTSevere Thunderstorm WarningFFCDeKalb, Fulton39 min
Apr 9, 8:12 PM EDTSevere Thunderstorm WarningFFCGreene, Morgan63 min
Apr 9, 8:50 PM EDTSevere Thunderstorm WarningFFCRockdale40 min
Apr 9, 8:57 PM EDTSevere Thunderstorm WarningFFCWalton63 min
Apr 9, 10:14 PM EDTSevere Thunderstorm WarningFFCCrawford46 min
Apr 9, 10:15 PM EDTSevere Thunderstorm WarningFFCForsyth30 min
Apr 9, 10:21 PM EDTSevere Thunderstorm WarningFFCNewton69 min
Apr 9, 10:39 PM EDTSevere Thunderstorm WarningFFCBibb66 min
Apr 9, 11:00 PM EDTSevere Thunderstorm WarningFFCBarrow, Oconee, Walton60 min
Apr 9, 11:00 PM EDTSevere Thunderstorm WarningFFCHall60 min
Apr 9, 11:06 PM EDTSevere Thunderstorm WarningFFCBaldwin, Wilkinson69 min
Apr 9, 11:35 PM EDTSevere Thunderstorm WarningFFCHancock, Washington40 min
Apr 10, 12:12 AM EDTSevere Thunderstorm WarningFFCGlascock, Jefferson, Warren48 min
Apr 10, 1:01 AM EDTSevere Thunderstorm WarningFFCLincoln44 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1991Every severe thunderstorm warning in 1991

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.