Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 114, NWS Atlanta, GA

April 8, 1998Marion County, Webster County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 8, 1998, 6:40 AM EDT for Marion County, Webster County, Georgia. It was in force for 20 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
Apr 8, 1998, 6:40 AM EDT (10:40 UTC)
Expired
Apr 8, 1998, 7:00 AM EDT
In force
20 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Marion County, GA, Webster County, GA

The radar

The Ft Rucker radar (KEOX), 120 km from the middle of the area, began a volume at 10:40 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 10.7 hours before the alert went out and 130 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 00:00Z on 1998-04-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 22 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 00:00Z on 1998-04-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 square meters per square second.1939587897117136Sfc1 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
22 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
1408 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
164 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 081040 RRA
SVRATL
GAC197-307-081100-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
640 AM EDT WED APR 8 1998
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  700 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST CENTRAL GEORGIA
 
   ...MARION COUNTY...WEBSTER COUNTY
 
AT 639 AM WEATHER RADAR INDICATED SEVERE THUNDERSTORMS NEAR BRANTLEY IN
MARION COUNTY AND WEST OF PRESTON IN WEBSTER COUNTY. THE STORMS WERE
MOVE EAST AT 35 MPH.
 
 
WHEN THUNDERSTORMS ARE OCCURRING...LIGHTNING POSES A SERIOUS DANGER.
STAY INDOORS AND AWAY FROM WINDOWS. DON'T USE TELEPHONES OR
ELECTRICAL APPLIANCES, UNLESS IN AN EMERGENCY. IF BOATING OR
SWIMMING...GET TO LAND QUICKLY AND FIND SHELTER. IF IN THE OPEN FIND
A LOW SPOT AWAY FROM TREES, FENCES, AND POLES.
 
IF YOU EXPERIENCE STORM DAMAGE TO STRUCTURES OR TREES...OR HAIL THE
SIZE OF DIMES OR LARGER...PLEASE REPORT IT TO THE NATIONAL WEATHER
SERVICE BY CALLING 770-486-8535.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 8, 6:51 AM EDTSevere Thunderstorm WarningFFCTaylor24 min
Apr 8, 10:37 AM EDTSevere Thunderstorm WarningFFCCrisp38 min
Apr 8, 2:03 PM EDTSevere Thunderstorm WarningFFCMeriwether, Troup42 min
Apr 8, 3:38 PM EDTSevere Thunderstorm WarningFFCSumter, Webster37 min
Apr 8, 4:09 PM EDTSevere Thunderstorm WarningFFCBarrow, Clarke36 min
Apr 8, 4:49 PM EDTSevere Thunderstorm WarningFFCDodge, Wilcox26 min
Apr 8, 4:59 PM EDTSevere Thunderstorm WarningFFCHarris31 min
Apr 8, 5:33 PM EDTSevere Thunderstorm WarningFFCTalbot27 min
Apr 8, 5:39 PM EDTSevere Thunderstorm WarningFFCFloyd, Polk51 min
Apr 8, 5:48 PM EDTSevere Thunderstorm WarningFFCUpson27 min
Apr 8, 6:02 PM EDTSevere Thunderstorm WarningFFCBibb, Crawford43 min
Apr 8, 6:13 PM EDTTornado WarningFFCCrawford17 min
Apr 8, 6:16 PM EDTSevere Thunderstorm WarningFFCBartow29 min
Apr 8, 6:22 PM EDTSevere Thunderstorm WarningFFCGordon53 min
Apr 8, 6:31 PM EDTSevere Thunderstorm WarningFFCCherokee, Cobb, Paulding44 min
Apr 8, 6:45 PM EDTSevere Thunderstorm WarningFFCTwiggs, Wilkinson30 min
Apr 8, 6:49 PM EDTSevere Thunderstorm WarningFFCGilmer, Murray26 min
Apr 8, 6:52 PM EDTSevere Thunderstorm WarningFFCForsyth, Fulton38 min
Apr 8, 7:02 PM EDTSevere Thunderstorm WarningFFCCoweta, Troup28 min
Apr 8, 7:13 PM EDTSevere Thunderstorm WarningFFCGwinnett, Hall32 min
Apr 8, 7:22 PM EDTSevere Thunderstorm WarningFFCMeriwether38 min
Apr 8, 7:27 PM EDTSevere Thunderstorm WarningFFCJackson33 min
Apr 8, 7:31 PM EDTSevere Thunderstorm WarningFFCFayette, Spalding29 min
Apr 8, 7:36 PM EDTSevere Thunderstorm WarningFFCTroup39 min
Apr 8, 7:41 PM EDTSevere Thunderstorm WarningFFCClayton, Henry34 min
Apr 8, 7:52 PM EDTTornado WarningFFCTroup23 min
Apr 8, 7:54 PM EDTSevere Thunderstorm WarningFFCBanks, Madison36 min
Apr 8, 7:59 PM EDTSevere Thunderstorm WarningFFCDeKalb, Rockdale31 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1998Every severe thunderstorm warning in 1998

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; radar from the NEXRAD Level II archive.