Alert archive / Georgia / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 174, NWS Atlanta, GA

August 10, 1992Habersham County, White County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Aug 10, 1992, 3:00 PM EDT for Habersham County, White County, Georgia. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Aug 10, 1992, 3:00 PM EDT (19:00 UTC)
Expired
Aug 10, 1992, 4:00 PM EDT
In force
60 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Habersham County, GA, White County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 7.0 hours before the alert went out and 83 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 1992-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 902 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 1992-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -10 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
902 J/kg
Mixed-layer CIN
-97 J/kg
Mixed-layer LCL
1373 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-10 m²/s²
0-3 km storm-relative helicity
96 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 KAHN 101900
SVRAHN
GAC137-311-102000-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATHENS GA
300 PM EDT MON AUG 10 1992
 
THE NATIONAL WEATHER SERVICE IN ATHENS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  400 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST GEORGIA
 
   ...HABERSHAM COUNTY...WHITE COUNTY
 
AT 250 PM EDT...A SEVERE THUNDERSTORM WAS INDICATED BY RADAR MIDWAY
BETWEEN CLEVELAND AND CORNELIA GEORGIA MOVING SOUTH AT 10 MILES AN
HOUR.
 
DUE TO THE SLOW MOVEMENT OF THESE STORMS...FLOODING OF LOW LYING
AREAS ARE POSSIBLE. HEAVY DOWNPOURS...DANGEROUS LIGHTNING...SMALL
HAIL AND GUSTY WINDS ARE PROBABLE WITH THESE STORMS.
 
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, Aug 10, 11:10 AM EDT, 3 hours 50 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MACON, GA
1110 AM EDT MON AUG 10 1992

COUNTY.....  FIRS 021 BIBB
SOURCE.....  MACON P.D. AND OSBOURNE CONSTRUCTION COMPANY SITE
TIME.......  700-715 PM EDT  8/9/92
LOCATION...  CITY OF MACON THOMASTON ROAD
TYPE STORM.  SEVERE THUNDERSTORM
HAIL.......  PEA SIZE
DAMAGE.....  TREES BLOWN DOWN AND POWER LINES DOWNED BY HIGHWINDS.
             2 STORY STEEL STUD FRAME BUILDING DAMAGED BY HIGHWINDS
             PART OF TOP FLOOR DESTROYED AND WHOLE STRUCTURE LEANING
             3 FEET OFF CENTER FROM NORTH TO SOUTH.

COUNTY.....  FIRS 169 JONES
SOURCE.....  JONES COUNTY C.D.
TIME.......  640 PM EDT 8/9/92
LOCATION...  SOUTHEAST OF GRAY GEORGIA ALONG HIGHWAY 49 AND 18.
TYPE STORM.  SEVERE THUNDERSTORM
HAIL.......  GOLFBALL SIZE

DAMAGE.....  TREES BLOWN DOWN ACROSS HIGHWAY 49 AND 18.
             POWER OUTAGES ALL ACROSS COUNTY MOST DUE TO
             LIGHTNING STRIKES.
Local storm report, Aug 10, 11:44 AM EDT, 3 hours 16 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
1140 AM EDT MON AUG 10 1992

COUNTY........HALL

SOURCE........JACKSON E.M.C. (POWER COMPANY)

TIME..........APPROX 3 PM EDT SUN 8/9/92

LOCATION..L....SOUTHERN PART OF COUNTY ALONG THE JACKSON COUNTY LINE

TYPE STORM....SEVERE THUNDERSTORM

HAIL..........N/A

DAMAGE........TREES/LIMBS DOWN ONTO POWER LINES

INJURIES......
Local storm report, Aug 10, 11:45 AM EDT, 3 hours 15 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
1145 AM EDT MON AUG 10 1992

COUNTY........JACKSON

SOURCE........JACKSON E.M.C. (POWER COMPANY)

TIME..........APPROX 3 PM EDT SUN 8/9/92

LOCATIONN......WESTERN PART OF COUNTY ALONG THE HALL COUNTY LINE

TYPE STORM....SEVERE THUNDERSTORM

HAIL..........N/A

DAMAGE........TREES/LIMBS DOWN ONTO POWER LINES

INJURIES......
Special weather statement, Aug 10, 2:20 PM EDT, 40 minutes before
GAZ002-102015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
218 PM EDT MON AUG 10 1992

AT 215 PM EDT...A CLUSTER OF THUNDERSTORMS WITH HEAVY RAIN WERE
OCCURRING IN NORTHEAST GEORGIA IN RABUN...HABERSHAM AND WHITE
COUNTIES. PEA SIZE HAIL HAS ALREADY BEEN REPORTED IN RABUN
COUNTY. THESE STORMS WERE MOVING SOUTHEAST AT 15 MILES AN HOUR.

PERSONS IN RABUN...HABERSHAM...WHITE...BANKS AND STEPHENS COUNTIES
OF NORTHEAST GEORGIA SHOULD BE ON THE ALERT FOR THESE STORMS FOR
THE NEXT 2 HOURS.

BRIEF HEAVY DOWNPOURS...DANGEROUS LIGHTNING AND SMALL HAIL ARE
POSSIBLE WITH THESE STORMS.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 10, 4:21 PM EDTSevere Thunderstorm WarningFFCDooly69 min
Aug 10, 5:18 PM EDTSevere Thunderstorm WarningFFCCarroll42 min
Aug 10, 5:31 PM EDTSevere Thunderstorm WarningFFCSpalding44 min
Aug 10, 6:25 PM EDTSevere Thunderstorm WarningFFCTurner65 min
Aug 10, 6:27 PM EDTSevere Thunderstorm WarningFFCGwinnett48 min
Aug 10, 6:33 PM EDTSevere Thunderstorm WarningFFCDeKalb, Fulton42 min
Aug 10, 7:25 PM EDTSevere Thunderstorm WarningFFCFayette50 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.