Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 952, NWS Atlanta, GA

September 29, 1998Emanuel County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Sep 29, 1998, 5:55 PM EDT for Emanuel County, Georgia. It was in force for 35 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
Sep 29, 1998, 5:55 PM EDT (21:55 UTC)
Expired
Sep 29, 1998, 6:30 PM EDT
In force
35 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Emanuel County, GA

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 9.9 hours before the alert went out and 218 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, Charleston AFB, SC at 12:00Z on 1998-09-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1024 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, Charleston AFB, SC at 12:00Z on 1998-09-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 44 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
1024 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
725 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
44 m²/s²
0-3 km storm-relative helicity
27 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

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

808 
WUUS1 KATL 292156 RRA
SVRATL
GAC107-292230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
555 PM EDT TUE SEP 29 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EMANUEL COUNTY IN EAST CENTRAL GEORGIA

* UNTIL 630 PM EDT

* AT 554 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  11 MILES SOUTHWEST OF SWAINSBORO MOVING NORTH AT 20 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE...
   ADRIAN                      AROUND 605 PM EDT
   SWAINSBORO                  AROUND 615 PM EDT



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.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 29, 5:09 PM EDTTornado WarningFFCMacon, Schley31 min
Sep 29, 5:40 PM EDTTornado WarningFFCJohnson35 min
Sep 29, 6:05 PM EDTTornado WarningFFCSumter35 min
Sep 29, 6:41 PM EDTSevere Thunderstorm WarningFFCEmanuel, Johnson34 min
Sep 29, 6:46 PM EDTTornado WarningFFCMacon, Taylor34 min
Sep 29, 7:31 PM EDTTornado WarningFFCMontgomery, Wheeler34 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.