Alert archive / Georgia / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 547, NWS Atlanta, GA

November 21, 1997Macon County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Nov 21, 1997, 9:27 PM EST for Macon County, Georgia. It was in force for 33 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
Nov 21, 1997, 9:27 PM EST (02:27 UTC)
Expired
Nov 21, 1997, 10:00 PM EST
In force
33 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Macon County, GA

What was reported inside it

TimeReportWhereRemark
Nov 21, 9:30 PM ESTThunderstorm Wind 50 EGOglethorpe, GATwenty-five to thiirty pecan trees were blown down southwest of Oglethorpe near the Schley county line. A mobile home in the same area along highway 26 was damaged as it was lifted and returned to its foundation, crushing the cinder block footings. The home's

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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Nov 21, 8:00 PM ESTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 2.5 hours before the alert went out and 120 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 1997-11-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 440 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 1997-11-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 562 square meters per square second.1939587897117Sfc1 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
440 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
528 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
562 m²/s²
0-3 km storm-relative helicity
896 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.0

Open this sounding in Storm Lab

The text

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

090 
WUUS1 KATL 220226 RRA
SVRATL
GAC193-220300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
927 PM EST FRI NOV 21 1997
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1000 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL GEORGIA
 
   ...MACON COUNTY
 
AT 925 PM EST RADAR SHOWED A SEVERE THUNDERSTORM NEAR OGLETHORPE MOVING
EAST AT 40 MPH.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY 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
DONT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
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.

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, Nov 21, 7:46 PM EST, 1 hour 41 minutes before
GAZ001>166-221000-

STATE FORECAST FOR GEORGIA...UPDATED
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
740 PM EST FRI NOV 21 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR CENTRAL GEORGIA UNTIL
1 AM EST...
.TONIGHT...RAIN LIKELY AND A FEW THUNDERSTORMS NORTH AND CENTRAL...A
CHANCE OF SHOWERS AND THUNDERSTORMS SOUTH. SOME STORMS MAY BE SEVERE.
LOWS IN THE 40S NORTH TO MIDDLE 60S EXTREME SOUTH.
.SATURDAY...MOSTLY CLOUDY WITH A CHANCE OF SHOWERS...MAINLY IN THE
MORNING NORTH AND WEST. HIGHS IN THE 60S NORTH TO UPPER 70S SOUTH.
.SATURDAY NIGHT...DECREASING CLOUDS NORTH AND CENTRAL...CLOUDY WITH A
CHANCE OF SHOWERS SOUTH. LOWS IN THE 40S NORTH TO MIDDLE 50S EXTREME
SOUTH.
.SUNDAY...MOSTLY CLOUDY EXCEPT DECREASING CLOUDS IN THE SOUTH.  HIGHS
IN THE 60S EXCEPT UPPER 50S MOUNTAINS.
.SUNDAY NIGHT...FAIR SKIES. LOWS IN THE 30S...EXCEPT 20S EXTREME NORTH.

.EXTENDED FORECAST...
.MONDAY...MOSTLY SUNNY. HIGHS IN THE 50S...EXCEPT 40S EXTREME NORTH
AND AROUND 60 EXTREME SOUTH.
.TUESDAY AND WEDNESDAY...MOSTLY SUNNY DAYS AND FAIR NIGHTS. LOWS
IN THE 20S AND 30S. HIGHS IN THE 50S TUESDAY...AND IN THE 50S
NORTH 60S SOUTH WEDNESDAY.

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 21, 8:20 PM ESTFlash Flood WarningFFCDeKalb, Fulton3 hr
Nov 21, 8:32 PM ESTSevere Thunderstorm WarningFFCMarion, Webster43 min
Nov 21, 8:52 PM ESTTornado WarningFFCMarion33 min
Nov 21, 9:01 PM ESTTornado WarningFFCSchley29 min
Nov 21, 9:06 PM ESTSevere Thunderstorm WarningFFCSumter44 min
Nov 21, 9:29 PM ESTSevere Thunderstorm WarningFFCWebster31 min
Nov 21, 11:15 PM ESTSevere Thunderstorm WarningFFCHouston30 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1997Every severe thunderstorm warning in 1997

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.