Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 777, NWS Atlanta, GA

June 26, 1998Hancock County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 26, 1998, 6:43 PM EDT for Hancock County, Georgia. It was in force for 32 min. 1 report 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: Jun 26, 1998, 6:43 PM EDT (22:43 UTC)
Expired: Jun 26, 1998, 7:15 PM EDT
In force: 32 min
Issued by: NWS Atlanta, GA
Area: Whole counties

County Hancock County, GA

What was reported inside it

Time	Report	Where	Remark
Jun 26, 6:50 PM EDT	Hail 0.75	Mayfield, 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 12:00Z, 10.7 hours before the alert went out and 140 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: 221 J/kg
Mixed-layer CIN: -287 J/kg
Mixed-layer LCL: 1353 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: -1 m²/s²
0-3 km storm-relative helicity: 52 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KATL 262248 RRA
SVRATL
GAC141-262315-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
643 PM EDT FRI JUN 26 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HANCOCK COUNTY IN NORTHEASTERN GEORGIA

* UNTIL 715 PM EDT


* AT 641 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  9 MILES NORTHEAST OF SPARTA MOVING WEST AT 5 MPH.

SOME LOCATIONS IN OR NEAR THE STORM ARE
CULVERTON AROUND 655 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 NATIONAZL WEATHER
SERVICE BY CALLING 770-486-8535.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 25, 8:19 PM EDT	Severe Thunderstorm Warning	FFC	Coweta	36 min
Jun 25, 9:06 PM EDT	Severe Thunderstorm Warning	FFC	Carroll	34 min
Jun 26, 4:05 PM EDT	Severe Thunderstorm Warning	FFC	White	35 min
Jun 26, 5:01 PM EDT	Severe Thunderstorm Warning	FFC	Banks	34 min
Jun 26, 5:34 PM EDT	Severe Thunderstorm Warning	FFC	Banks	36 min
Jun 26, 5:55 PM EDT	Severe Thunderstorm Warning	FFC	Madison	35 min
Jun 26, 6:30 PM EDT	Severe Thunderstorm Warning	FFC	Oconee	35 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.