Alert archive / Georgia / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 21, NWS Atlanta, GA

January 8, 1997Sumter County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jan 8, 1997, 5:27 PM EST for Sumter County, Georgia. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 8, 1997, 5:27 PM EST (22:27 UTC)
Expired
Jan 8, 1997, 6:15 PM EST
In force
48 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Sumter County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.5 hours before the alert went out and 151 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, Peachtre/Fal Fld, GA at 12:00Z on 1997-01-08Temperature 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, Peachtre/Fal Fld, GA at 12:00Z on 1997-01-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 104 square meters per square second.1939587897117Sfc1 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
1880 m above ground
0-6 km bulk shear
73 kt
0-1 km storm-relative helicity
104 m²/s²
0-3 km storm-relative helicity
228 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 082227 RRA
SVRATL
GAC261-082305-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
527 PM EST WED JAN 8 1997
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  615 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL GEORGIA
 
   ...SUMTER COUNTY
 
AT 526 PM EST A SEVERE THUNDERSTORM WAS ENTERING SOUTHERN SUMTER COUNTY
NEAR THE TOWN OF SUMTER. THIS STORM WAS MOVING TO THE NORTHEAST AT 45
MILES AN HOUR. THIS STORM WILL PASS NEAR AMERICUS BY 5 45 PM EST.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAINJ.
FOR YOUR 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.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 8, 11:42 AM ESTSevere Thunderstorm WarningFFCTroup38 min
Jan 8, 12:05 PM ESTSevere Thunderstorm WarningFFCSumter, Webster35 min
Jan 8, 12:14 PM ESTSevere Thunderstorm WarningFFCMeriwether31 min
Jan 8, 12:40 PM ESTSevere Thunderstorm WarningFFCSumter30 min
Jan 8, 1:24 PM ESTSevere Thunderstorm WarningFFCDooly, Pulaski36 min
Jan 8, 2:00 PM ESTSevere Thunderstorm WarningFFCBleckley30 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1997Every severe thunderstorm warning in 1997

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.