Alert archive / Georgia / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 157, NWS Atlanta, GA

July 31, 1992Murray County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 31, 1992, 1:12 PM EDT for Murray County, Georgia. It was in force for 48 min.

The area

The counties it named.

The facts

Issued
Jul 31, 1992, 1:12 PM EDT (17:12 UTC)
Expired
Jul 31, 1992, 2:00 PM EDT
In force
48 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Murray County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 5.2 hours before the alert went out and 162 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 1992-07-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 155 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 1992-07-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -25 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
155 J/kg
Mixed-layer CIN
-51 J/kg
Mixed-layer LCL
1042 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-25 m²/s²
0-3 km storm-relative helicity
24 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 KATL 311713
SVRATL
GAC115-129-213-311800-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA  GA
112 PM EDT FRI JUL 31 1992
 
THE NATIONAL WEATHER SERVICE IN ATLANTA  HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  200 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST GEORGIA
 
   ...FLOYD COUNTY...GORDON COUNTY...MURRAY COUNTY
 
AT 1:10PM EDT NATIONAL WEATHER SERVICE RADAR IN ATLANTA WAS SHOWING A
LINE OF SEVERE THUNDERSTORMS OVER NORTHWEST GEORGIA FROM NEAR
CHATSWORTH TO JUST WEST OF ROME.
 
THESE STORMS ARE MOVING TO THE EAST AT 25 MILE AN HOUR AND SHOULD MOVE
INTO THE ROME AND CHATSWORTH AREA DURING THE NEXT FEW MINUTES.
 
 
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 PASSEfD.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 31, 1:12 PM EDTSevere Thunderstorm WarningFFCFloyd, Gordon48 min
Jul 31, 3:35 PM EDTSevere Thunderstorm WarningFFCBarrow, Walton40 min
Jul 31, 5:10 PM EDTSevere Thunderstorm WarningFFCPeach50 min
Jul 31, 5:15 PM EDTSevere Thunderstorm WarningFFCPutnam60 min
Jul 31, 6:31 PM EDTSevere Thunderstorm WarningFFCPulaski34 min
Jul 31, 7:57 PM EDTSevere Thunderstorm WarningFFCEmanuel33 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.