Alert archive / Georgia / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 96, NWS Atlanta, GA

July 1, 1992Bibb County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 1, 1992, 1:33 PM EDT for Bibb County, Georgia. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
Jul 1, 1992, 1:33 PM EDT (17:33 UTC)
Expired
Jul 1, 1992, 2:15 PM EDT
In force
42 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Bibb County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 5.6 hours before the alert went out and 132 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 1992-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 119 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 1992-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 92 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
119 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
612 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
92 m²/s²
0-3 km storm-relative helicity
106 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMCN 011734
SVRMCN
GAC021-011815-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MACON GA
133 PM EDT WED JUL 1 1992
 
THE NATIONAL WEATHER SERVICE IN MACON GA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  215 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL GEORGIA
 
   ...BIBB COUNTY
 
AT 130 PM EDT WEATHER SERVICE RADAR SHOWED A SEVERE THUNDERSTORM
MOVING INTO WEST BIBB COUNTY. MOVEMENT WAS NORTHEAST AT 25 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 SHOPULD NOT DRIVE INTO LOW WATER CROSSINGS.

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, Jul 1, 12:07 PM EDT, 1 hour 26 minutes before
GAZ005-ALZ012-011715-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
1206 PM EDT WED JUL 1 1992

...STRONG THUNDERSTORMS MOVING INTO THE COLUMBUS AND PHENIX CITY
AREAS...

AT 1202

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 1, 3:26 PM EDTSevere Thunderstorm WarningFFCBurke, Emanuel, Jenkins64 min
Jul 1, 3:35 PM EDTSevere Thunderstorm WarningFFCScreven55 min
Jul 1, 4:06 PM EDTSevere Thunderstorm WarningFFCClarke, Madison, Oglethorpe54 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.