Alert archive / Georgia / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 110, NWS Atlanta, GA

April 13, 1996Twiggs County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 13, 1996, 8:43 PM EDT for Twiggs 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
Apr 13, 1996, 8:43 PM EDT (00:43 UTC)
Expired
Apr 13, 1996, 9:15 PM EDT
In force
32 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Twiggs County, GA

The radar

The Robins AFB radar (KJGX), 7 km from the middle of the area, began a volume at 00:44 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 00:00Z, 0.7 hours before the alert went out and 127 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 00:00Z on 1996-04-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 316 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 00:00Z on 1996-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 square meters per square second.19395878Sfc1 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
316 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
1487 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
204 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KATL 140044
SVRATL
GAC289-140115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
843 PM EDT SAT APR 13 1996
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  915 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL GEORGIA
 
   ...TWIGGS COUNTY
 
AT 840 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM 5 MILES SOUTH OF MACON MOVING SOUTHEAST AT 20 MPH.
THIS STORM PRODUCED DIME SIZED HAIL EARLIER IN BIBB COUNTY.
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
 
 
 
&

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

Local storm report, Apr 13, 7:24 PM EDT, 1 hour 19 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
721 PM EDT SAT APR 13 1996

TIME         COUNTY       EVENT

526 PM EDT   WALTON       OVER MONROE, GOLF BALL SIZE HAIL REPORTED BY
PUBLIC
Local storm report, Apr 13, 7:26 PM EDT, 1 hour 17 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
724 PM EDT SAT APR 13 1996

TIME         COUNTY       EVENT

551 PM EDT   MORGAN       OVER NORTH MORGAN COUNTY DEPUTY REPORTED
QUARTER SIZE HAIL.
Local storm report, Apr 13, 7:28 PM EDT, 1 hour 15 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
726 PM EDT SAT APR 13 1996

TIME         COUNTY       EVENT

602 PM EDT   TAYLOR       QUARTER SIZE HAIL REPORTED IN THE NORTH PART
                          OF THE COUNTY BY THE PUBLIC.
Local storm report, Apr 13, 7:30 PM EDT, 1 hour 13 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
728 PM EDT SAT APR 13 1996

TIME         COUNTY       EVENT

620 PM EDT   OCONEE       QUARTER SIZE HAIL TWO INCHES DEEP REPORTED BY
                          CIVIL DEFENSE NEAR WATKINSVILLE
Local storm report, Apr 13, 8:31 PM EDT, 12 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
830 PM EDT SAT APR 13 1996

TIME         COUNTY       EVENT

821 PM EDT   BIBB         DIME SIZE HAIL JUST WEST OF MACON AT
                v          THIS TIME REPORTED BY THE COUNTY EMA.

JB

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 13, 8:10 PM EDTSevere Thunderstorm WarningFFCBibb, Jones50 min
Apr 13, 9:22 PM EDTSevere Thunderstorm WarningFFCBibb53 min
Apr 13, 10:19 PM EDTSevere Thunderstorm WarningFFCBibb26 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.