Alert archive / Georgia / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 390, NWS Atlanta, GA

July 16, 1997Butts County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 16, 1997, 11:30 PM EDT for Butts County, Georgia. It was in force for 30 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
Jul 16, 1997, 11:30 PM EDT (03:30 UTC)
Expired
Jul 17, 1997, 12:00 AM EDT
In force
30 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Butts County, GA

The radar

The Atlanta radar (KFFC), 57 km from the middle of the area, began a volume at 03:33 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.

What was reported inside it

TimeReportWhereRemark
Jul 16, 11:30 PM EDTThunderstorm WindJackson, GASeveral trees were knocked down and power lines were snapped by thunderstorm winds.

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 nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 3.5 hours before the alert went out and 51 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 1997-07-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1994 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 1997-07-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -28 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
1994 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
1338 m above ground
0-6 km bulk shear
2 kt
0-1 km storm-relative helicity
-28 m²/s²
0-3 km storm-relative helicity
-37 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.

919 
WUUS1 KATL 170334 RRA
SVRATL
GAC035-170400-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1130 PM EDT WED JUL 16 1997
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL MIDNIGHT EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST GEORGIA
 
   ...BUTTS COUNTY
 
AT 1130 PM WEATHER RADAR INDICATED A SEVERE THUNDERSTORM NEAR JACKSON.
THE STORM WAS DRIFTLY SLOWLY TO THE SOUTHEAST.
 
 
 
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

Local storm report, Jul 16, 7:43 PM EDT, 3 hours 47 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
743 PM EDT WED JUL 16 1997

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

725 PM     5 E ALPHARETTA            GA   WIND DAMAGE
7/16/97    FULTON                         6 TREES DOWN. SOME FELL ON
                                          HOUSE ON JONESBRIDGE RD.
                                          REPORTED BY PUBLIC.

732 PM     8 S CUMMINGS              GA   0.75 INCH HAIL
7/16/97    FORSYTH                        REPORTED BY PUBLIC.
Local storm report, Jul 16, 7:46 PM EDT, 3 hours 44 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
743 PM EDT WED JUL 16 1997

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

725 PM     5 E ALPHARETTA            GA   WIND DAMAGE
7/16/97    FULTON                         6 TREES DOWN. SOME FELL ON
                                          HOUSE ON JONESBRIDGE RD.
                                          REPORTED BY PUBLIC.

732 PM     8 S CUMMINGS              GA   0.75 INCH HAIL
7/16/97    FORSYTH                        REPORTED BY PUBLIC.
Local storm report, Jul 16, 8:43 PM EDT, 2 hours 47 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
843 PM EDT WED JUL 16 1997

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

720 PM     WRENS                     GA   WIND DAMAGE
7/16/97    JEFFERSON                      TREES DOWN ON OLD CORNITH
                                          ROAD NEAR FUNERAL HOME.
                                          REPORTED BY JEFFERSON CO.
                                          911.
Local storm report, Jul 16, 8:48 PM EDT, 2 hours 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
843 PM EDT WED JUL 16 1997

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

720 PM     WRENS                     GA   WIND DAMAGE
7/16/97    JEFFERSON                      TREES DOWN ON OLD CORNITH
                                          ROAD NEAR FUNERAL HOME.
                                          REPORTED BY JEFFERSONn CO.
                                          911.
Local storm report, Jul 16, 9:49 PM EDT, 1 hour 41 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
950 PM EDT WED JUL 16 1997

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

900 PM     10 SW DALLAS              GA   0.75 INCH HAIL
7/16/97    PAULDING                       REPORTED BY PUBLIC.

800 PM     E ALAMO                   GA   WIND DAMAGE
7/16/97    WHEELER                        TREES DOWN IN VARIOUS
                                          LOCATIONS MAINLY EAST OF
                                          ALAMO.
Local storm report, Jul 16, 9:50 PM EDT, 1 hour 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
950 PM EDT WED JUL 16 1997

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

900 PM     10 SW DALLAS              GA   0.75 INCH HAIL
7/16/97    PAULDING                       REPORTED BY PUBLIC.

800 PM     E ALAMO                   GA   WIND DAMAGE
7/16/97    WHEELER                        TREES DOWN IN VARIOUS
                                          LOCATIONS MAINLY EAST OF
                                          ALAMO.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 16, 8:29 PM EDTSevere Thunderstorm WarningFFCHaralson, Paulding46 min
Jul 16, 9:24 PM EDTSevere Thunderstorm WarningFFCJasper36 min
Jul 16, 10:17 PM EDTSevere Thunderstorm WarningFFCWashington28 min
Jul 16, 11:55 PM EDTSevere Thunderstorm WarningFFCCoweta35 min
Jul 17, 12:05 AM EDTSevere Thunderstorm WarningFFCButts, Henry25 min
Jul 17, 12:41 AM EDTSevere Thunderstorm WarningFFCMonroe34 min
Jul 17, 5:06 AM EDTFlash Flood WarningFFCCoweta, Fayette2 hr
Jul 17, 2:53 PM EDTSevere Thunderstorm WarningFFCDouglas37 min
Jul 17, 3:37 PM EDTSevere Thunderstorm WarningFFCLaurens38 min
Jul 17, 4:33 PM EDTSevere Thunderstorm WarningFFCDooly27 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; radar from the NEXRAD Level II archive.