Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 804, NWS Atlanta, GA

July 9, 1998Crisp County, Sumter County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 9, 1998, 4:57 PM EDT for Crisp County, Sumter County, Georgia. It was in force for 48 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
Jul 9, 1998, 4:57 PM EDT (20:57 UTC)
Expired
Jul 9, 1998, 5:45 PM EDT
In force
48 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Crisp County, GA, Sumter County, GA

What was reported inside it

TimeReportWhereRemark
Jul 9, 5:15 PM EDTThunderstorm WindCordele, GACrisp county 911 reported trees and power lines were knocked down by thunderstorm winds in Cordele. Crisp county power reported a pecan tree down in Arabi.

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, 9.0 hours before the alert went out and 162 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 1998-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 508 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 12:00Z on 1998-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 square meters per square second.1939Sfc1 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
508 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
865 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
47 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.

402 
WUUS1 KATL 092059 RRA
SVRATL
GAC081-261-092145-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
457 PM EDT THU JUL 9 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CRISP COUNTY IN CENTRAL GEORGIA
  SUMTER COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 545 PM EDT

* AT 456 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  10 MILES WEST OF CORDELE MOVING SOUTHEAST AT 35 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE...
   CORDELE                     AROUND 510 PM EDT
   RAINES                      AROUND 510 PM EDT
   WENONA                      AROUND 515 PM EDT
   ARABI                       AROUND 520 PM EDT
   HATLEY                      AROUND 525 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.



MPM/MSS

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

Special weather statement, Jul 9, 11:20 AM EDT, 5 hours 37 minutes before
GAZ061-062-069-071>076-078>088-091>101-103>116-118-121>138-140-
142>153-155>165-092100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1120 AM EDT THU JUL 9 1998

...A HEAT ADVISORY IS IN EFFECT FOR MOST OF CENTRAL AND SOUTH
   GEORGIA THIS AFTERNOON...

THE HEAT ADVISORY IS IN EFFECT SOUTH OF A LINE FROM HAMILTON AND
FORSYTH TO MILLEDGEVILLE AND WARRENTON.

HEAT INDICES ARE EXPECTED TO REACH INTO THE 105 TO 110 DEGREE
RANGE WITH AFTERNOON HIGH TEMPERATURES IN THE UPPER 90S AND
DEWPOINT TEMPERATURES IN THE MID 70S.

THE HEAT INDEX IS A MEASURE OF HOW HOT IT FEELS WHEN THE EFFECTS OF
TEMPERATURE AND HUMIDITY ARE COMBINED.  A HEAT INDEX OF 105 DEGREES
IS CONSIDERED TO BE THE LEVEL WHERE PEOPLE BEGIN TO EXPERIENCE
EXTREME DISCOMFORT AND STRESS.  HEAT INDICES ARE CALCULATED FOR
THE SHADE.  BEING OUT IN THE SUN INCREASES THE HEAT INDEX 10 TO
15 DEGREES.

PEOPLE IN CENTRAL AND SOUTH GEORGIA SHOULD TAKE NECESSARY PRECAUTIONS
TO AVOID HEAT EXHAUSTION OR POSSIBLY HEAT STROKE DURING THE AFTERNOON
HOURS.

KDF
Special weather statement, Jul 9, 11:20 AM EDT, 5 hours 37 minutes before
GAZ061-062-069-071>076-078>088-091>101-103>116-118-121>138-140-
142>153-155>165-092100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1120 AM EDT THU JUL 9 1998

...A HEAT ADVISORY IS IN EFFECT FOR MOST OF CENTRAL AND SOUTH
   GEORGIA THIS AFTERNOON...

THE HEAT ADVISORY IS IN EFFECT SOUTH OF A LINE FROM HAMILTON AND
FORSYTH TO MILLEDGEVILLE AND WARRENTON.

HEAT INDICES ARE EXPECTED TO REACH INTO THE 105 TO 110 DEGREE
RANGE WITH AFTERNOON HIGH TEMPERATURES IN THE UPPER 90S AND
DEWPOINT TEMPERATURES IN THE MID 70S.

THE HEAT INDEX IS A MEASURE OF HOW HOT IT FEELS WHEN THE EFFECTS OF
TEMPERATURE AND HUMIDITY ARE COMBINED.  A HEAT INDEX OF 105 DEGREES
IS CONSIDERED TO BE THE LEVEL WHERE PEOPLE BEGIN TO EXPERIENCE
EXTREME DISCOMFORT AND STRESS.  HEAT INDICES ARE CALCULATED FOR
THE SHADE.  BEING OUT IN THE SUN INCREASES THE HEAT INDEX 10 TO
15 DEGREES.

PEOPLE IN CENTRAL AND SOUTH GEORGIA SHOULD TAKE NECESSARY PRECAUTIONS
TO AVOID HEAT EXHAUSTION OR POSSIBLY HEAT STROKE DURING THE AFTERNOON
HOURS.

KDF
Special weather statement, Jul 9, 12:05 PM EDT, 4 hours 52 minutes before
GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
091>098-103>113-100400-

NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1205 PM EDT THU JUL 09 1998

SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON IN THE
WARM AND MOIST AIRMASS ANCHORED OVER GEORGIA. A FEW OF THESE STORMS
COULD BE SEVERE WITH LARGE HAIL AND DAMAGING WINDS BEING THE MAIN
THREAT.

SPOTTER GROUPS AND EMERGENCY MANAGEMANT PERSONNEL IN NORTH AND
CENTRAL GEORGIA SHOULD MONITOR WEATHER CONDITIONS AND BE READY FOR
POSSIBLE ACTIVATION THIS AFTERNOON OR EVENING.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 4:22 PM EDTSevere Thunderstorm WarningFFCSumter33 min
Jul 9, 5:18 PM EDTSevere Thunderstorm WarningFFCWilcox47 min
Jul 9, 5:27 PM EDTSevere Thunderstorm WarningFFCDooly, Pulaski33 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.