Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 253, NWS Atlanta, GA

April 21, 1998Morgan County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 21, 1998, 6:09 PM EDT for Morgan County, Georgia. It was in force for 31 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 21, 1998, 6:09 PM EDT (22:09 UTC)
Expired
Apr 21, 1998, 6:40 PM EDT
In force
31 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Morgan County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.2 hours before the alert went out and 97 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 1998-04-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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, Peachtre/Fal Fld, GA at 12:00Z on 1998-04-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 square meters per square second.1939587897Sfc1 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
1015 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
123 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.

392 
WUUS1 KATL 212208 RRA
SVRATL
GAC211-212240-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
609 PM EDT TUE APR 21 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN MORGAN COUNTY IN NORTHEASTERN GEORGIA

* UNTIL 640 PM EDT

* SOME LOCATIONS IN THE PATH OF THIS STORM ARE...

* AT 607 PM EDT...  2 MILES SOUTHWEST OF GODFREY... A SEVERE
  THUNDERSTORM WAS INDICATED BY DOPPLER RADAR... MOVING EAST 15 MPH.



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 PASSED. BOATERS...GOLFERS...
AND OTHERS INVOLVED IN OUTSIDE ACTIVITIES SHOULD SEEK SHELTER
IMMEDIATELY. 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.


TWM/WS

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 21, 4:23 PM EDTSevere Thunderstorm WarningFFCMorgan32 min
Apr 21, 4:51 PM EDTSevere Thunderstorm WarningFFCWalton34 min
Apr 21, 5:26 PM EDTSevere Thunderstorm WarningFFCJasper34 min
Apr 21, 5:39 PM EDTSevere Thunderstorm WarningFFCForsyth, Gwinnett, Hall46 min
Apr 21, 5:39 PM EDTSevere Thunderstorm WarningFFCFulton46 min
Apr 21, 5:59 PM EDTSevere Thunderstorm WarningFFCJasper, Putnam51 min
Apr 21, 6:50 PM EDTSevere Thunderstorm WarningFFCJasper, Putnam50 min
Apr 21, 7:00 PM EDTSevere Thunderstorm WarningFFCGreene35 min
Apr 21, 7:23 PM EDTSevere Thunderstorm WarningFFCBaldwin, Jones47 min
Apr 21, 7:47 PM EDTSevere Thunderstorm WarningFFCHancock, Putnam48 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.