Alert archive / Georgia / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 167, NWS Atlanta, GA

August 9, 1992Barrow County, Hall County, Jackson County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Aug 9, 1992, 2:28 PM EDT for Barrow County, Hall County, Jackson County, Georgia. It was in force for 62 min.

The area

The counties it named.

The facts

Issued
Aug 9, 1992, 2:28 PM EDT (18:28 UTC)
Expired
Aug 9, 1992, 3:30 PM EDT
In force
62 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Barrow County, GA, Hall County, GA, Jackson County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 6.5 hours before the alert went out and 43 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 1992-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 995 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 1992-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 square meters per square second.1939Sfc1 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
995 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
1031 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
3 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 091830
SVRAHN
GAC013-139-157-091930-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATHENS GA
228 PM EDT SUN AUG 9 1992
 
THE NATIONAL WEATHER SERVICE IN ATHENS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  330 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST GEORGIA
 
   ...BARROW COUNTY...SOUTHERN HALL COUNTY...JACKSON COUNTY
 
AT 225 PM RADAR INDICATED A SEVERE THUNDERSTORM ALONG THE SOUTHERN
HALL COUNTY JACKSON COUNTY LINE MOVING SOUTHWEST AT 20 MILES AN HOUR.
 
PERSONS IN WINDER GEORGIA SHOULD PREPARE NOW FOR POSSIBLE SEVERE
WEATHER AND BE PREPARED TO MOVE INDOORS UNTIL THE STORM HAS PASSED.
 
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.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 3:30 PM EDTSevere Thunderstorm WarningFFCChattooga30 min
Aug 9, 3:30 PM EDTSevere Thunderstorm WarningFFCBartow, Gordon30 min
Aug 9, 4:10 PM EDTSevere Thunderstorm WarningFFCBartow, Floyd50 min
Aug 9, 6:30 PM EDTSevere Thunderstorm WarningFFCJones60 min
Aug 9, 6:55 PM EDTSevere Thunderstorm WarningFFCBibb50 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.