Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 306, NWS Atlanta, GA

May 1, 1998Forsyth County, Hall County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 1, 1998, 2:36 AM EDT for Forsyth County, Hall County, Georgia. It was in force for 49 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 1, 1998, 2:36 AM EDT (06:36 UTC)
Expired
May 1, 1998, 3:25 AM EDT
In force
49 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Forsyth County, GA, Hall County, GA

What was reported inside it

TimeReportWhereRemark
May 1, 2:43 AM EDTHail 0.75Gainesville, GA
May 1, 3:30 AM EDTHail 0.75Gainesville, GA

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 6.6 hours before the alert went out and 111 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 1998-05-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 162 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 00:00Z on 1998-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 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
162 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
517 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
45 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.

357 
WUUS1 KATL 010639 RRA
SVRATL
GAC117-139-010725-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
236 AM EDT FRI MAY 1 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  FORSYTH COUNTY IN NORTHWESTERN GEORGIA
  HALL COUNTY IN NORTHEASTERN GEORGIA

* UNTIL 325 AM EDT

* AT 235 AM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  3 MILES SOUTHWEST OF OSCARVILLE MOVING NORTHEAST AT 15 MPH.

* SOME LOCATIONS IN THE PATH OF THIS STORM ARE...
   OSCARVILLE                  AROUND 245 AM EDT
   CHESTATEE                   AROUND 250 AM EDT
   GAINESVILLE                 AROUND 310 AM EDT



DH/GLB

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 30, 8:00 PM EDTSevere Thunderstorm WarningFFCBibb, Crawford50 min
Apr 30, 8:07 PM EDTSevere Thunderstorm WarningFFCMontgomery, Toombs48 min
Apr 30, 9:40 PM EDTSevere Thunderstorm WarningFFCMarion, Webster45 min
Apr 30, 10:14 PM EDTSevere Thunderstorm WarningFFCMeriwether51 min
Apr 30, 11:10 PM EDTSevere Thunderstorm WarningFFCMeriwether50 min
Apr 30, 11:22 PM EDTSevere Thunderstorm WarningFFCFayette33 min
Apr 30, 11:45 PM EDTSevere Thunderstorm WarningFFCLumpkin50 min
May 1, 12:06 AM EDTSevere Thunderstorm WarningFFCUpson34 min
May 1, 12:11 AM EDTSevere Thunderstorm WarningFFCSpalding34 min
May 1, 12:32 AM EDTSevere Thunderstorm WarningFFCFayette18 min
May 1, 12:39 AM EDTSevere Thunderstorm WarningFFCHenry36 min
May 1, 12:42 AM EDTSevere Thunderstorm WarningFFCClayton33 min
May 1, 1:00 AM EDTSevere Thunderstorm WarningFFCDouglas20 min
May 1, 1:53 AM EDTSevere Thunderstorm WarningFFCDeKalb, Fulton32 min
May 1, 3:01 AM EDTSevere Thunderstorm WarningFFCJackson34 min
May 1, 3:25 AM EDTSevere Thunderstorm WarningFFCHall35 min
May 1, 3:38 AM EDTSevere Thunderstorm WarningFFCBanks32 min
May 1, 3:50 AM EDTSevere Thunderstorm WarningFFCWilkinson35 min
May 1, 4:17 AM EDTSevere Thunderstorm WarningFFCBaldwin33 min
May 1, 4:37 AM EDTSevere Thunderstorm WarningFFCHancock48 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.