Alert archive / Georgia / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 21, NWS Atlanta, GA

February 21, 1993Madison County, Oglethorpe County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Feb 21, 1993, 10:41 PM EST for Madison County, Oglethorpe County, Georgia. It was in force for 64 min.

The area

The counties it named.

The facts

Issued
Feb 21, 1993, 10:41 PM EST (03:41 UTC)
Expired
Feb 21, 1993, 11:45 PM EST
In force
64 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Madison County, GA, Oglethorpe County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 00:00Z, 3.7 hours before the alert went out and 16 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 KAHN 220343
SVRAHN
GAC195-221-220445-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATHENS GA
1041 PM EST SUN FEB 21 1993
 
THE NATIONAL WEATHER SERVICE IN ATHENS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1145 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...S...
 
IN NORTHEAST GEORGIA
 
   ...MADISON COUNTY...OGLETHORPE COUNTY
 
AT 1040 PM EST RADAR INDICATED SEVERE THUNDERSTORMS MOVING INTO THESE
COUNTIES AT 50 MILES AN HOUR.
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

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, 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, 11:29 PM ESTSevere Thunderstorm WarningFFCHenry31 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.