Alert archive / Georgia / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 139, NWS Atlanta, GA

April 29, 1996Harris County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 29, 1996, 3:58 PM EDT for Harris County, Georgia. It was in force for 62 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
Apr 29, 1996, 3:58 PM EDT (19:58 UTC)
Expired
Apr 29, 1996, 5:00 PM EDT
In force
62 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Harris County, GA

The radar

The Atlanta radar (KFFC), 77 km from the middle of the area, began a volume at 19:59 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.0 hours before the alert went out and 80 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 1996-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 356 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 1996-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 101 square meters per square second.193958Sfc1 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
356 J/kg
Mixed-layer CIN
-88 J/kg
Mixed-layer LCL
644 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
101 m²/s²
0-3 km storm-relative helicity
100 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KATL 291958
SVRATL
GAC145-292100-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
358 PM EDT MON APR 29 1996
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  500 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL GEORGIA
 
   ...HARRIS COUNTY
 
AT 355 PM EDT WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM JUST
SOUTHEAST OF COLUMBUS IN MUSCOGEE COUNTY. THE STORM WAS MOVING NORTH AT
30 MPH AND WILL AFFECT THE TOWNS OF ELLERSLIE AND REHOBETH WITHIN THE
NEXT 30 TO 45 MINUTES.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEATDLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

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, Apr 29, 10:39 AM EDT, 5 hours 19 minutes before
GAZ073-074-083>086-095>098-105>113-291630-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1040 AM EDT MON APR 29 1996

STRONG THUNDERSTORMS OVER SOUTH CENTRAL GEORGIA WILL PRODUCE VERY
HEAVY RAIN AS WELL AS STRONG GUSTY WINDS AND POSSIBLE SMALL HAIL.
THESE STORMS WILL CONTINUE TO MOVE TO THE NORTHEAST AT 30 TO 35 MPH.

BY 1230 PM THEY WILL AFFECT THE COUNTIES OF CRISP...DOOLEY...
WILCOX...PULASKI...BLECKLEY...LAURENS...AND PARTS OF WILKINSON AND
TELFAIR.

SOME OF THE STRONGEST STORMS WILL PRODUCE UP TO AN INCH OF RAIN AN
HOUR WHICH MAY CAUSE BRIEF LOCALIZED FLOODING.

PEOPLE IN CENTRAL GEORGIA SHOULD PAY ATTENTION TO RAPIDLY CHANGING
WEATHER CONDITIONS AND@ STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO
AND TV STATIONS.
DH
Special weather statement, Apr 29, 11:37 AM EDT, 4 hours 21 minutes before
GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
091>098-103>113-292200-

NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK...CORRECTED EXPIRATION
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1135 AM EDT MON APR 29 1996

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER NORTH AND
CENTRAL GEORGIA THIS AFTERNOON AND TONIGHT.

A COLD FRONT EXTENDING FROM A LOW PRESSURE CENTER OVER ILLINOIS
SOUTHWARD INTO LOUISIANA WILL MOVE EAST INTO ALBAMA BY MIDNIGHT.

THE STRENGTH OF THE COLD FRONT TO LIFT THE AIR...AND THE INCREASED
BUOYANCY OF THE AIR AS WARMTH AND MOISTURE IS ADDED FROM THE GULF OF
MEXICO...WILL RESULT IN SOME STRONG AND POSSIBLY SEVERE STORMS THIS
AFTERNOON AND TONIGHT.

SPOTTERS AND EMERGENCY MANAGEMENT PEOPLE SHOULD BE PREPARED FOR
ACTIVATION DURING THIS PERIOD.
DH
Special weather statement, Apr 29, 12:47 PM EDT, 3 hours 11 minutes before
GAZ075-076-084>086-096>098-107>113-291845-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1245 PM EDT MON APR 29 1996

THUNDERSTORMS WILL  CONTINUE TO AFFECT MUCH OF SOUTH CENTRAL
GEORGIA THROUGH EARLY AFTERNOON. SOME OF THE STRONGER STORMS MAY
PRODUCE GUSTY WINDS TO 45 MPH...BRIEF HEAVY DOWNPOURS AND SMALL HAIL.

AT 1245 PM THE STRONGEST STORMS WERE OVER EMANUEL...JOHNSON...
...WASHINGTON AND JEFFERSON COUNTIES. THE STORMS WERE MOVING
NORTHEAST AT 30 MPH.

PEOPLE IN CENTRAL GEORGIA SHOULD PAY  ATTENTION TO RAPIDLY CHANGING
WEATHER CONDITIONS AND BE READY TO RESPOND IF A WARNING IS ISSUED.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 10:59 AM EDTSevere Thunderstorm WarningFFCLaurens46 min
Apr 29, 10:59 AM EDTSevere Thunderstorm WarningFFCJefferson46 min
Apr 29, 4:45 PM EDTSevere Thunderstorm WarningFFCPike30 min
Apr 29, 4:51 PM EDTSevere Thunderstorm WarningFFCTroup39 min
Apr 29, 5:03 PM EDTSevere Thunderstorm WarningFFCHeard27 min
Apr 29, 5:29 PM EDTSevere Thunderstorm WarningFFCCarroll, Coweta31 min
Apr 29, 5:38 PM EDTSevere Thunderstorm WarningFFCFulton37 min
Apr 29, 6:09 PM EDTSevere Thunderstorm WarningFFCDooly51 min
Apr 29, 6:17 PM EDTSevere Thunderstorm WarningFFCCobb, Fulton43 min
Apr 29, 6:31 PM EDTSevere Thunderstorm WarningFFCHouston29 min
Apr 29, 6:35 PM EDTSevere Thunderstorm WarningFFCCoweta, Fayette, Fulton25 min
Apr 29, 7:36 PM EDTSevere Thunderstorm WarningFFCCrawford, Upson39 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1996Every severe thunderstorm warning in 1996

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; radar from the NEXRAD Level II archive.