Alert archive / Georgia / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 26, NWS Atlanta, GA

February 21, 1993Henry County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Feb 21, 1993, 11:29 PM EST for Henry County, Georgia. It was in force for 31 min.

The area

The counties it named.

The facts

Issued
Feb 21, 1993, 11:29 PM EST (04:29 UTC)
Expired
Feb 22, 1993, 12:00 AM EST
In force
31 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Henry County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 00:00Z, 4.5 hours before the alert went out and 96 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 1993-02-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1993-02-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 478 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
478 m²/s²
0-3 km storm-relative helicity
577 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KATL 220431
SVRATL
GAC151-220500-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA GA
1129 PM EST SUN FEB 21 1993
 
THE NATIONAL WEATHER SERVICE IN ATLANTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL MIDNIGHT EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST GEORGIA
 
   ...HENRY COUNTY
 
A A SEVERE A SEVERE THUNDERSTORM WAS INDICAED BY RADAR OVER HENRY COUNTY
AAT 1125 PM EST. GOLF BALL SIZE HAIL WAS REPORTED AT HAMPTON AT THAT
TIME. MOVEMENT OF THE STORM WAS SOUTHEAST AT 50 MPH.
 
 
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOLUR 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, Feb 21, 10:49 PM EST, 40 minutes before
GAZ001>007-220600-

SPECIAL WEATHER STATEMENT.
NATIONAL WEATHER SERVICE ATLANTA GA
1030 PM EST SUN FEB 21 1993

...TORNADO WATCH NUMBER 38 FOR NORTH GEORGIA HAS BEEN CANCELLED...
...TORNADO WATCH NUMBER 39 IN EFFECT FOR PORTIONS OF NORTH AND
CENTRAL GEORGIA UNTIL 3 AM EST...

TORNADO WATCH NUMBER 38 WHICH WOULD HAVE BEEN IN EFFECT UNTIL
MIDNIGHT HAS BEEN CANCELLED AND REPLACED BY TORNADO WATCH NUMBER
39. THIS NEW WATCH INCLUDES PORTIONS OF NORTH AND CENTRAL GEORGIA.

AN AREA OF RAIN AND A FEW STRONG THUNDERSTORMS EXTENDED FROM NEAR
ANNISTON ALABAMA ACROSS THE ATLANTA AREA...EASTWARD TO ATHENS.
THE STRONGEST STORMS WERE IN THE AREAS FROM MARIETTA IN COBB COUNTY
TO LITHONIA IN DEKALB COUNTY.

THE THUNDERSTORMS COULD INTENSIFY AT ANY TIME. PERSONS IN NORTH
AND CENTRAL GEORGIA SHOULD REMAIN ALERT FOR CHANGING WEATHER CONDITIONS.
Special weather statement, Feb 21, 10:55 PM EST, 34 minutes before
GAZ006-220500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MACON GA
1054 PM EST SUN FEB 21 1993

SEVERE STORMS FORECAST CENTER HAS ISSUED A TORNADO WATCH FOR SEVERAL
MIDDLE GEORGIA COUNTIES INCLUDING
JASPER..PUTNAM..MONROE..JONES..BALDWIN..CRAWFORD..BIBB..TWIGGS..
AND WILKINSON.

AT 1050 PM RADAR IN MACON SHOWED A BROAD CURVED LINE OF THUNDERSTORMS
SOME OF WHICH WERE NEAR SEVERE INTENSITY. THE LINE EXTENDED FROM
ATHENS WEST TO THE ATLANTA METROPLEX THEN SOUTHWEST TO JUST NORTH OF
LAGRANGE.  THE STORMS WERE MOVING EAST AT 50 MILES AN HOUR WITH SOME
STORMS MOVING SOUTHEAST NEAR 30 MILES AN HOUR.  THE STORMS WILL BE IN
PUTNAM COUNTY WITHIN AN HOUR.

STAY TUNED TO NOAA RADIO OR OTHER RADIO OR TV FOR POSSIBLE MESSAGES
OF WARNING SHOULD THESE STORMS BECOME SEVERE.
Local storm report, Feb 21, 11:10 PM EST, 19 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
1105 PM EST SUN FEB 21 1993

COUNTY........ HALL COUNTY

SOURCE........ HAM RADIO SPOTTER

TIME.......... 1010 PM EST

LOCATION...... OAKWOOD...NEAR GAINSVILLE

TYPE STORM.... SEVERE THUNDERSTORM

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

DAMAGE........SEVERAL BLDGS DAMAGED...ONE LARGE BUILDING DESTROYED

INJURIES......INJURIES HAVE BEEN REPORTED...EXTENT UNKNOWN
Local storm report, Feb 21, 11:12 PM EST, 17 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
1108 PM EST SUN FEB 21 1993

COUNTY........ CLARKE COUNTY

SOURCE........ HAM RADIO SPOTTER

TIME..........1030 PM EST

LOCATION...... HWY 153 8 MILES SOUTH OF ATHENS

TYPE STORM.... SEVERE THUNDERSTORM

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

DAMAGE........TREES AND POWER LINES DOWN.

INJURIES......NONE
Local storm report, Feb 21, 11:15 PM EST, 14 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
1110 PM EST SUN FEB 21 1993

COUNTY........WALTON COUNTY

SOURCE........ HAM RADIO SPOTTER

TIME..........1030 PM EST

LOCATION......HWY 138 NEAR MONROE

TYPE STORM.... SEVERE THUNDERSTORM

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

DAMAGE........POWER LINES DOWN...SMALL BLDGS DAMAGED

INJURIES......NONE
Local storm report, Feb 21, 11:27 PM EST, 2 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
1120 PM EST SUN FEB 21 1993

COUNTY........ OCONEE COUNTY

SOURCE........ SHERIFFS OFFICE

TIME..........1020 PM EST

LOCATION......DANIELLESVILLE 2ROAD

TYPE STORM.... SEVERE THUNDERSTORM

HAIL.......... NONE

DAMAGE........TREES DOWN

INJURIES......NONE

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 8:06 PM ESTSevere Thunderstorm WarningFFCFloyd, Polk39 min
Feb 21, 8:34 PM ESTTornado WarningFFCBartow, Paulding41 min
Feb 21, 9:06 PM ESTTornado WarningFFCCherokee, Cobb54 min
Feb 21, 9:30 PM ESTSevere Thunderstorm WarningFFCHabersham, White60 min
Feb 21, 9:30 PM ESTSevere Thunderstorm WarningFFCStephens60 min
Feb 21, 9:32 PM ESTTornado WarningFFCDeKalb, Fulton, Gwinnett58 min
Feb 21, 9:48 PM ESTSevere Thunderstorm WarningFFCBanks, Barrow, Hall, Jackson57 min
Feb 21, 9:48 PM ESTSevere Thunderstorm WarningFFCClarke, Oconee, Walton57 min
Feb 21, 10:01 PM ESTTornado WarningFFCPaulding29 min
Feb 21, 10:41 PM ESTSevere Thunderstorm WarningFFCMadison, Oglethorpe64 min
Feb 21, 11:09 PM ESTSevere Thunderstorm WarningFFCFayette36 min
Feb 21, 11:19 PM ESTSevere Thunderstorm WarningFFCBarrow, Clarke, Oconee, Walton56 min
Feb 21, 11:26 PM ESTSevere Thunderstorm WarningFFCLincoln49 min
Feb 21, 11:26 PM ESTSevere Thunderstorm WarningFFCWilkes49 min
Feb 21, 11:30 PM ESTSevere Thunderstorm WarningFFCJasper45 min
Feb 21, 11:39 PM ESTSevere Thunderstorm WarningFFCGreene, Morgan, Newton66 min
Feb 21, 11:47 PM ESTSevere Thunderstorm WarningFFCMeriwether43 min
Feb 22, 12:08 AM ESTSevere Thunderstorm WarningFFCLincoln, Wilkes67 min
Feb 22, 12:54 AM ESTSevere Thunderstorm WarningFFCGreene, Taliaferro36 min
Feb 22, 1:23 AM ESTSevere Thunderstorm WarningFFCBaldwin, Jones52 min
Feb 22, 2:18 AM ESTSevere Thunderstorm WarningFFCMeriwether, Troup42 min
Feb 22, 2:38 AM ESTTornado WarningFFCMeriwether, Pike37 min
Feb 22, 2:54 AM ESTSevere Thunderstorm WarningFFCGlascock, Hancock, Warren52 min
Feb 22, 3:07 AM ESTTornado WarningFFCLamar, Meriwether, Pike, Upson53 min
Feb 22, 3:35 AM ESTSevere Thunderstorm WarningFFCMonroe25 min
Feb 22, 4:08 AM ESTSevere Thunderstorm WarningFFCBibb40 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1993Every severe thunderstorm warning in 1993

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.