Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 285, NWS Atlanta, GA

April 30, 1998Macon County, Peach County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 30, 1998, 6:22 PM EDT for Macon County, Peach County, Georgia. It was in force for 33 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
Apr 30, 1998, 6:22 PM EDT (22:22 UTC)
Expired
Apr 30, 1998, 6:55 PM EDT
In force
33 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Macon County, GA, Peach County, GA

What was reported inside it

TimeReportWhereRemark
Apr 30, 6:25 PM EDTHail 0.75Montezuma, GADime size hail was reported in the Five Points area.
Apr 30, 6:41 PM EDTThunderstorm WindFt Vly, GAThunderstorm winds knocked down many trees.

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 12:00Z, 10.4 hours before the alert went out and 114 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 1998-04-30Temperature 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°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 1998-04-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 222 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
592 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
222 m²/s²
0-3 km storm-relative helicity
242 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.

195 
WUUS1 KATL 302224 RRA
SVRATL
GAC193-225-302255-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
622 PM EDT THU APR 30 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MACON COUNTY IN WEST CENTRAL GEORGIA
  PEACH COUNTY IN CENTRAL GEORGIA

* UNTIL 655 PM EDT

* AT 620 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  1 MILE SOUTHWEST OF MYRTLE MOVING NORTHEAST AT 15 MPH.

* SOME LOCATIONS IN THE PATH OF THIS STORM ARE...
   MYRTLE                      AROUND 625 PM EDT
   FORT VALLEY                 AROUND 630 PM EDT
   MIAMI VALLEY                AROUND 640 PM EDT
   POWERSVILLE                 AROUND 650 PM EDT



WHEN THUNDERSTORMS ARE OCCURRING...LIGHTNING POSES A SERIOUS
DANGER. STAY INDOORS AND AWAY FROM WINDOWS. DO NOT 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 30, 5:32 PM EDTSevere Thunderstorm WarningFFCDooly, Houston33 min
Apr 30, 6:03 PM EDTSevere Thunderstorm WarningFFCWilkinson37 min
Apr 30, 7:02 PM EDTSevere Thunderstorm WarningFFCWashington48 min
Apr 30, 7:10 PM EDTSevere Thunderstorm WarningFFCCrawford, Macon, Peach50 min
Apr 30, 7:16 PM EDTSevere Thunderstorm WarningFFCBibb49 min
Apr 30, 7:21 PM EDTSevere Thunderstorm WarningFFCTwiggs49 min
Apr 30, 7:49 PM EDTSevere Thunderstorm WarningFFCJefferson36 min
Apr 30, 7:58 PM EDTSevere Thunderstorm WarningFFCJones52 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.