Alert archive / Georgia / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 194, NWS Atlanta, GA

August 27, 1992Forsyth County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Aug 27, 1992, 7:59 PM EDT for Forsyth County, Georgia. It was in force for 31 min.

The area

The counties it named.

The facts

Issued
Aug 27, 1992, 7:59 PM EDT (23:59 UTC)
Expired
Aug 27, 1992, 8:30 PM EDT
In force
31 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Forsyth County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 12.0 hours before the alert went out and 82 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, Athens Municipal, GA at 12:00Z on 1992-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1374 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, Athens Municipal, GA at 12:00Z on 1992-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 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
1374 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
610 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
-13 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.

000 
TTAA00 KATL 272358
SVRATL
GAC117-280030-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA  GA
759 PM EDT THU AUG 27 1992
 
THE NATIONAL WEATHER SERVICE IN ATLANTA  HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  830 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST GEORGIA
 
   ...FORSYTH COUNTY
 
AT 755 PM EDT RADAR SHOWED POSSIBLE SEVERE THUNDERSTORMS IN EXTREME
NORTHERN FULTON COUNTY MOVING NORTHEAST INTO FORSYTH COUNTY. TREES
WERE REPORTED DOWN EAST OF ROSWELL AT 745 PM EDT.
 
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, Aug 27, 7:22 PM EDT, 37 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATLANTA  GA
725 PM EDT THU AUG 27 1992

COUNTY.....  FLOYD
Local storm report, Aug 27, 7:27 PM EDT, 32 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATLANTA  GA
730 PM EDT THU AUG 27 1992

COUNTY.....  FLOYD COUNTY
SOURCE.....  FLOYD COUNTY 911
TIME.......  ABOUT 6:20-6:40 PM EDT  AUG 27 1992
LOCATION...  ROME
TYPE STORM.  TORNADO/SEVERE THUNDERSTORM
DAMAGE.....  SIX MOBILE HOMES ROLLED OVER.
             TORNADO DAMAGE REPORTED SOUTH AND WEST OF ROME.
             QUOTE FROM 911 - TREES AND POWER LINES DOWN EVERYWHERE
                ON CARS AND HOUSES.
INJURIES...  NONE KNOWN.
Local storm report, Aug 27, 7:32 PM EDT, 27 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATLANTA  GA
730 PM EDT THU AUG 27 1992

COUNTY.....  HEARD COUNTY
SOURCE.....  HAM OPRTATOR
TIME.......  ABOUT 535 PM 27 AUG
LOCATION...  NORTH HEARD COUNTY
TYPE STORM.  TORNADO/SEVERE THUNDERSTORM...TORNADO TOUCH DOWN
             REPORTED BY HEARD COUNY CIVIL DEFENSE OFFOCAL
DAMAGE.....  ONE MOBILE HOMES DAMAGED
INJURIES...  NONE KNOWN.
Local storm report, Aug 27, 7:35 PM EDT, 24 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATLANTA  GA
732 PM EDT THU AUG 27 1992

COUNTY.....  TROUP COUNTY
SOURCE.....  TROUP COUNTY 911
TIME.......  ABOUT 555 PM 27 AUG
LOCATION...  NEAR LAGRANGE IN TROUP COUNTY
TYPE STORM.  SEVERE THUNDERSTORM
DAMAGE.....  POWER LINES AND TREES DOWN
INJURIES...  NONE KNOWN.
Special weather statement, Aug 27, 7:41 PM EDT, 18 minutes before
GAZ001>010-ALZ003-007-011-012-NCZ007-010>013-SCZ001>004-006-
TNZ001>003-005-272030-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ATHENS GA
735 PM EDT THU AUG 27 1992

A TORNADO WATCH IS IN EFFECT FOR ALL COUNTIES OF NORTHEAST GEORGIA
UNTIL MIDNIGHT EDT...FLASH FLOOD WATCH OUT UNTIL 8 AM EDT FRIDAY

AT 730 PM EDT...A 10 MILE BAND OF THUNDERSTORMS...SOME WITH VERY HEAVY
RAINFALL EXTENDED FROM FRANKLIN NORTH CAROLINA TO WALHALLA SOUTH
CAROLINA TO CALHOUN FALLS SOUTH CAROLINA TO AUGUSTA GEORGIA. THE LINE
WAS MOVING EAST AT 20 MILES AN HOUR. THE THUNDERSTORM WITH THE
HEAVIEST RAINFALL WAS JUST NORTH OF ANDERSON SOUTH CAROLINA.

ELSEWHWERE...SCATTERED THUNDERSTORMS AND WINDESPREAD LIGHT RAIN WAS
INDICATED OVER MOST OF GEORGIA AND EAST ALABAMA. THE THUNDERSTORM
WITH THE HEAVIEST RAINFALL WAS NEAR JASPER GEORGIA.

MOVEMENT WAS NORTHEAST 35 MILES AN HOUR.
Special weather statement, Aug 27, 7:58 PM EDT, 1 minute before
GAZ006-008-009-280100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MACON GA
800 PM EDT THU AUG 27 1992

...TORNADO WATCHES NUMBER 778 AND 779 CONTINUE IN EFFECT UNTIL
MIDNIGHT FOR MOST OF CENTRAL GEORGIA...

AT 755 PM RADAR SHOWED MOSTLY LIGHT TO MODERATE RAIN OVER PARTS
OF CENTRAL GEORGIA.  STRONGER THUNDERSTORMS WERE NOTED IN WEST CENTRAL
GEORGIA AND EAST ALABAMA. MOVEMENT WAS NORTHEAST AR 30 MPH. OTHER
STRONG STORMS WERE IN SOUTHEAST GEzORGIA AS WELL AS WESTERN SOUTH
CAROLINA.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 27, 2:53 PM EDTSevere Thunderstorm WarningFFCCoweta37 min
Aug 27, 3:30 PM EDTSevere Thunderstorm WarningFFCCobb, Douglas45 min
Aug 27, 4:07 PM EDTSevere Thunderstorm WarningFFCBleckley53 min
Aug 27, 4:07 PM EDTTornado WarningFFCCobb, Paulding38 min
Aug 27, 4:31 PM EDTSevere Thunderstorm WarningFFCTwiggs59 min
Aug 27, 4:44 PM EDTSevere Thunderstorm WarningFFCCrisp61 min
Aug 27, 4:52 PM EDTSevere Thunderstorm WarningFFCWilkinson38 min
Aug 27, 5:36 PM EDTTornado WarningFFCCarroll, Douglas, Paulding54 min
Aug 27, 5:43 PM EDTSevere Thunderstorm WarningFFCBleckley, Pulaski62 min
Aug 27, 6:08 PM EDTSevere Thunderstorm WarningFFCCoweta, Meriwether37 min
Aug 27, 6:25 PM EDTTornado WarningFFCFloyd35 min
Aug 27, 6:54 PM EDTTornado WarningFFCChattooga36 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1992Every severe thunderstorm warning in 1992

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.