Alert archive / Georgia / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 36, NWS Atlanta, GA

January 25, 1997Cobb County, Fulton County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jan 25, 1997, 12:32 AM EST for Cobb County, Fulton County, Georgia. It was in force for 43 min. 2 reports 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
Jan 25, 1997, 12:32 AM EST (05:32 UTC)
Expired
Jan 25, 1997, 1:15 AM EST
In force
43 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Cobb County, GA, Fulton County, GA

The radar

The Atlanta radar (KFFC), 56 km from the middle of the area, began a volume at 05:27 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
Jan 25, 12:35 AM ESTHail 0.75Marietta, GA
Jan 25, 12:35 AM ESTHail 0.75Roswell, GA

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
Jan 25, 12:00 AM ESTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 5.5 hours before the alert went out and 55 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 1997-01-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 128 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 1997-01-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 186 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
128 J/kg
Mixed-layer CIN
-79 J/kg
Mixed-layer LCL
517 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
186 m²/s²
0-3 km storm-relative helicity
173 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 250532 RRA
SVRATL
GAC067-121-250615-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1232 AM EST SAT JAN 25 1997
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  115 AM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST GEORGIA
 
   ...COBB COUNTY...NORTHERN FULTON COUNTY
 
NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
NEAR MARIETTA MOVING NORTHEAST AT 40 MPH. THIS WILL TAKE THE STORM
ACROSS ROSWELL AND ALPHARETTA BY 1250 AM. ANOTHER SEVERE THUNDERSTORM
NEAR DALLAS MAY MOVE INTO WESTERN COBB COUNTY BEFORE 100 AM.
 
 
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
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

Local storm report, Jan 24, 9:23 PM EST, 3 hours 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1025 PM EDT FRI JAN 24 1997

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....
 ~
9:17 PM    DALLAS                    GA   0.75 inch hail
1/24/97    PAULDING                        REPORTED BY PAULDING 911
Local storm report, Jan 24, 9:25 PM EST, 3 hours 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1025 PM EDT FRI JAN 24 1997

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

9:17 PM    DALLAS                    GA   0.75 inch hail
1/24/97    PAULDING                        REPORTED BY PAULDING 911

9:15 PM    ACWORTH                   GA   0.75 inch hail
1/24/97    COBB                           REPORTED BY SHERIFF
Local storm report, Jan 24, 9:55 PM EST, 2 hours 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1025 PM EDT FRI JAN 24 1997

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

9:17 PM    DALLAS                    GA   0.75 inch hail
1/24/97    PAULDING                        REPORTED BY PAULDING 911

9:15 PM    ACWORTH                   GA   0.75 inch hail
1/24/97    COBB                           REPORTED BY SHERIFF
Local storm report, Jan 24, 10:31 PM EST, 2 hours 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1025 PM EDT FRI JAN 24 1997

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

9:17 PM    DALLAS                    GA   0.75 inch hail
1/24/97    PAULDING                        REPORTED BY PAULDING 911

9:15 PM    ACWORTH                   GA   0.75 inch hail
1/24/97    COBB                           REPORTED BY SHERIFF

9:30  PM   9N WOODSTOCK              GA   0.75 inch hail
1/24/97    CHEROKEE                       REPORTED BY PD IN LITTLE
                                           RIVER
Local storm report, Jan 24, 11:06 PM EST, 1 hour 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1025 PM EDT FRI JAN 24 1997

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

9:17 PM    DALLAS                    GA   0.75 inch hail
1/24/97    PAULDING                        REPORTED BY PAULDING 911

9:15 PM    ACWORTH                   GA   0.75 inch hail
1/24/97    COBB                           REPORTED BY SHERIFF

9:30  PM   9N WOODSTOCK              GA   0.75 inch hail
1/24/97    CHEROKEE                       REPORTED BY PD IN LITTLE
                                           RIVER

1030 PM    ROME        0              GA   0.75 inch hail
1/24/97    FLOYD                          REPORTED BY 911

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 24, 9:00 PM ESTSevere Thunderstorm WarningFFCPaulding45 min
Jan 24, 9:24 PM ESTSevere Thunderstorm WarningFFCCobb36 min
Jan 24, 9:41 PM ESTSevere Thunderstorm WarningFFCCherokee, Fulton49 min
Jan 24, 10:23 PM ESTSevere Thunderstorm WarningFFCFloyd27 min
Jan 24, 10:52 PM ESTSevere Thunderstorm WarningFFCBartow, Gordon53 min
Jan 24, 11:09 PM ESTSevere Thunderstorm WarningFFCGilmer, Pickens36 min
Jan 24, 11:38 PM ESTSevere Thunderstorm WarningFFCDawson23 min
Jan 24, 11:44 PM ESTSevere Thunderstorm WarningFFCLumpkin31 min
Jan 25, 12:08 AM ESTSevere Thunderstorm WarningFFCHall, White27 min
Jan 25, 12:25 AM ESTSevere Thunderstorm WarningFFCCarroll, Douglas, Paulding35 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.