Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 530, NWS Atlanta, GA

May 29, 1998Johnson County, Washington County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 29, 1998, 8:44 PM EDT for Johnson County, Washington County, Georgia. It was in force for 36 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: May 29, 1998, 8:44 PM EDT (00:44 UTC)
Expired: May 29, 1998, 9:20 PM EDT
In force: 36 min
Issued by: NWS Atlanta, GA
Area: Whole counties

Counties Johnson County, GA, Washington County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.7 hours before the alert went out and 175 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 485 J/kg
Mixed-layer CIN: -93 J/kg
Mixed-layer LCL: 1103 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: 36 m²/s²
0-3 km storm-relative helicity: 83 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 300042 RRA
SVRATL
GAC167-303-300120-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
844 PM EDT FRI MAY 29 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JOHNSON COUNTY IN EAST CENTRAL GEORGIA
  SOUTHERN WASHINGTON COUNTY IN EAST CENTRAL GEORGIA

* UNTIL 920 PM EDT

* AT 843 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  3 MILES WEST OF DONOVAN MOVING SOUTH AT LESS THAN 5 MPH.


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.

17

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, May 29, 7:05 PM EDT, 1 hour 39 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
705 PM EDT FRI MAY 29 1998

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

415 PM     WAVERLY HALL              GA   0.75 INCH HAIL
5/29/98    HARRIS                         PEA TO DIME SIZE HAIL.
                                          REPORTED BY WAVERLY HALL FIRE
                                          DEPARTMENT.

415 PM     WAVERLY HALL              GA   WIND DAMAGE
5/29/98    HARRIS                         2 TREES DOWN. REPORTED BY
                                          WAVERLY HALL FIRE DEPARTMENT.

425 PM     WAVERLY HALL              GA   0.75 INCH HAIL
5/29/98    HARRIS                         REPORTED BY WAVERLY HALL FIRE
                                          DEPARTMENT.

420 PM     HANDY                     GA   0.75 INCH HAIL
5/29/98    COWETA                         REPORTED BY HANDY FIRE
                                          DEPARTMENT. WINDS 40-50 MPH.

405 PM     BOWDON                    GA   WIND DAMAGE
5/29/98    CARROLL                        SHINGLES OFF HOUSE. POWER
                                          LINES DOWN 2 MILES AWAY.
                                          6-8 INCH DIAMETER LIMBS DOWN.
                                          REPORTED BY PUBLIC.

620-640 PM CONYERS                   GA   0.75 INCH HAIL
5/29/98    ROCKDALE

The office that day

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

Issued	Product	Office	Counties	Lasted
May 29, 9:00 PM EDT	Severe Thunderstorm Warning	FFC	Jefferson	35 min
May 30, 11:55 AM EDT	Flash Flood Warning	FFC	Laurens	60 min
May 30, 12:28 PM EDT	Severe Thunderstorm Warning	FFC	Treutlen	32 min
May 30, 12:32 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel	33 min
May 30, 12:37 PM EDT	Severe Thunderstorm Warning	FFC	Hancock, Taliaferro	33 min
May 30, 12:56 PM EDT	Severe Thunderstorm Warning	FFC	Montgomery, Toombs	34 min
May 30, 1:06 PM EDT	Severe Thunderstorm Warning	FFC	Washington, Wilkinson	34 min
May 30, 1:12 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel	48 min
May 30, 1:38 PM EDT	Severe Thunderstorm Warning	FFC	Montgomery, Toombs, Treutlen	47 min
May 30, 1:48 PM EDT	Severe Thunderstorm Warning	FFC	Glascock, Jefferson, Washington	32 min
May 30, 2:12 PM EDT	Severe Thunderstorm Warning	FFC	Laurens	33 min
May 30, 2:24 PM EDT	Severe Thunderstorm Warning	FFC	Jefferson	31 min
May 30, 3:36 PM EDT	Severe Thunderstorm Warning	FFC	Houston	34 min
May 30, 3:47 PM EDT	Severe Thunderstorm Warning	FFC	Peach	33 min
May 30, 4:00 PM EDT	Severe Thunderstorm Warning	FFC	Montgomery, Telfair, Wheeler	35 min
May 30, 4:13 PM EDT	Severe Thunderstorm Warning	FFC	Dooly	32 min
May 30, 4:35 PM EDT	Severe Thunderstorm Warning	FFC	Marion	35 min
May 30, 5:00 PM EDT	Severe Thunderstorm Warning	FFC	Crisp	35 min
May 30, 5:56 PM EDT	Severe Thunderstorm Warning	FFC	Troup	34 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1998 Every 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.