Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 807, NWS Atlanta, GA

July 16, 1998Douglas County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 16, 1998, 2:21 PM EDT for Douglas County, Georgia. It was in force for 34 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
Jul 16, 1998, 2:21 PM EDT (18:21 UTC)
Expired
Jul 16, 1998, 2:55 PM EDT
In force
34 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Douglas County, GA

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 6.4 hours before the alert went out and 195 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, Birmingham, AL at 12:00Z on 1998-07-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1311 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, Birmingham, AL at 12:00Z on 1998-07-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
1311 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
654 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
25 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 161821 RRA
SVRATL
GAC097-161855-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
221 PM EDT THU JUL 16 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DOUGLAS COUNTY IN NORTHWESTERN GEORGIA

* UNTIL 255 PM EDT

* AT 220 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  6 MILES WEST OF DOUGLASVILLE MOVING EAST AT 15 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE...
   DOUGLASVILLE                AROUND 235 PM EDT
   BEULAH                      AROUND 240 PM EDT
   MIDWAY                      AROUND 245 PM EDT
   CHAPEL HILL                 AROUND 245 PM EDT
   LITHIA SPRINGS              AROUND 250 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 WEATH<ER
SERVICE BY CALLING 770-486-8535.

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 16, 11:40 AM EDT, 2 hours 41 minutes before
GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
091>098-103>113-162000-

NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1140 AM EDT THU JUL 16 1998

SCATTERED THUNDERSTORMS WILL INCREASE IN COVERAGE DURING THE
AFTERNOON...DEVELOPING OVER NORTHWEST AND WEST GEORGIA AHEAD OF AN
UPPER LEVEL DISTURBANCE AND SPREADING EASTWARD.

ALTHOUGH NORTH AND CENTRAL GEORGIA ARE NOT UNDER A RISK OF SEVERE
THUNDERSTORMS TODAY...WE CANNOT RULE OUT ISOLATED DAMAGING WINDS WITH
A FEW OF THE STRONGER STORMS THAT DEVELOP THIS AFTERNOON AND EARLY
EVENING.

SPOTTER GROUPS AND EMERGENCY MANAGEMENT PEOPLE IN NORTH AND CENTRAL
GEORGIA SHOULD MONITOR WEATHER CONDITIONS...BUT SPOTTER ACTIVATION
IS NOT ANTICIPATED.

WRS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 16, 5:35 PM EDTSevere Thunderstorm WarningFFCPutnam35 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; the sounding from the Mesonet's radiosonde archive.