Alert archive / Georgia / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 552, NWS Atlanta, GA

July 25, 1999Taylor County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 25, 1999, 6:48 PM EDT for Taylor County, Georgia. It was in force for 32 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 25, 1999, 6:48 PM EDT (22:48 UTC)
Expired
Jul 25, 1999, 7:20 PM EDT
In force
32 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Taylor County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.8 hours before the alert went out and 93 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 1999-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 638 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 1999-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 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
638 J/kg
Mixed-layer CIN
-194 J/kg
Mixed-layer LCL
983 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
5 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 252249
SVRATL
GAC269-252320-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
648 PM EDT SUN JUL 25 1999

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN TAYLOR COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 720 PM EDT

* AT 646 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR IN THE VICINITY OF RUPERT... MOVING WEST AT 5 MPH.

* THIS STORM WILL AFFECT...
  CHARING...RUPERT...AND MAUK THROUGH 720 PM.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...
DESTRUCTIVE HAIL AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. IF
YOU SEE DAMAGE OR LARGE HAIL...CALL THE NATIONAL WEATHER SERVICE
AT 770-486-1133 AT EXTENSION 2 0 4.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 24, 8:03 PM EDTSevere Thunderstorm WarningFFCMarion, Schley32 min
Jul 24, 8:08 PM EDTSevere Thunderstorm WarningFFCBibb32 min
Jul 24, 8:13 PM EDTSevere Thunderstorm WarningFFCMacon32 min
Jul 24, 8:32 PM EDTSevere Thunderstorm WarningFFCHouston33 min
Jul 25, 6:03 PM EDTSevere Thunderstorm WarningFFCTalbot32 min
Jul 25, 6:14 PM EDTSevere Thunderstorm WarningFFCTaylor36 min
Jul 25, 6:45 PM EDTSevere Thunderstorm WarningFFCHarris, Talbot35 min
Jul 25, 7:01 PM EDTSevere Thunderstorm WarningFFCCrawford34 min
Jul 25, 7:31 PM EDTSevere Thunderstorm WarningFFCHarris, Talbot49 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1999Every severe thunderstorm warning in 1999

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.