Alert archive / Georgia / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 38, NWS Atlanta, GA

July 6, 1987Hall County, Lumpkin County, White County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 6, 1987, 4:59 PM EDT for Hall County, Lumpkin County, White County, Georgia. It was in force for 61 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 6, 1987, 4:59 PM EDT (20:59 UTC)
Expired
Jul 6, 1987, 6:00 PM EDT
In force
61 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Hall County, GA, Lumpkin County, GA, White County, GA

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Jul 6, 5:30 PM EDTThunderstorm Wind 0Hall, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 9.0 hours before the alert went out and 81 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 1987-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1987-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -42 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
-42 m²/s²
0-3 km storm-relative helicity
-6 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 062101 RRA
SVRAHN
GAC139-187-311-062200-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING...CORRECTION TO COUNTIES
NATIONAL WEATHER SERVICE ATHENS GA
459 PM EDT MON JUL 6 1987

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 600 PM EDT FOR PEOPLE IN THE FOLLOWING
COUNTIES OF

NORTHEAST GEORGIA...NORTHERN HALL...LUMPKIN AND WHITE

AT 450 PM A SEVERE THUNDERSTORM WAS LOCATED JUST NORTH OF
DAHLONEGA AND WAS MOVING TO THE EAST AT 15 MPH. THIS STORM
WILL BE APPROACHING THE CLEVELAND AREA WITHIN THE HOUR.

 A SEVERE THUNDERSTORM IS DEFINED AS HAVING WINDS AT LEAST 58 MPH
 AND/OR HAIL 3/4 INCH IN DIAMETER OR LARGER. IF THREATENING
 WEATHER APPROACHES...TAKE IMMEDIATE PRECAUTIONS.
 THIS STORM IS ACCOMPANIED BY FREQUENT LIGHNING AND STRONG GUSTY
 WINDS

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, Jul 6, 3:10 PM EDT, 1 hour 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
310 PM EDT MON JUL 6 1987

   ...STRONG THUNDERSTORMS OVER EXTREME NORTH GEORGIA...

AT 305 PM RADAR INDICATED A STRONG THUNDERSTORM ALONG THE WHITFIELD
MURRAY LINE IN NORTHWEST GEORGIA. THIS STORM WAS PART OF A LARGER
CONCENTRATION OF SHOWERS AND THUNDERSTORMS EXTENDING FROM CHATTANOOGA
SOUTHWARD INTO NORTHWEST GEORGIA INTO GORDON COUNTY. THE STORM
APPROACHING CHATSWORTH MARKED THE EASTWARD EXTENT OF THIS AREA.

SMALL HAIL WAS REPORTED AT CHATTANOOGA IN ASSOCIATED STORMS. PERSONS
IN NORTHWEST GEORGIA SHOULD BE ALERT FOR STRONG GUSTY WINDS...FREQUENT
LIGHTNING...VERY HEAVY RAIN..AND POSSIBLE HAIL AS THESE STORMS CONTINUE
OVER THE NEXT SEVERAL HOURS. HEAVY RAIN COULD CAUSE PONDING ON ROADWAYS
AND PRODUCE BRIEF FLOODING IN UNDERPASSES AND LOW LYING AREAS.

STAY TUNED TO RADIO..TELEVISION..OR NOAA WEATHER RADIO FOR ANY UPDATES
ON THESE STORMS IN EXTREME NORTH AND NORTHWEST GEORGIA
Special weather statement, Jul 6, 3:32 PM EDT, 1 hour 27 minutes before
TTAASP KAHN 061932
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
330PM EDT MON JUL 5 1987

AT 330 PM EDT THUNDERSTORMS FORMING IN UNION , TOWNS, AND RABUN
COUNTIES OF NORTHEAST GEORGIA...

THUNDERSTORMS EXPECTED TO CONTINUE INCREASING DURING THE AFTERNOON
HOURS AND LAST INTO THE EVENING HOURS..

SOME OF THE LARGER THUNDERSTORMS WILL HAVE VERY HEAVY DOWNPOURS...
DANGEROUS CLOUD TO GROUND LIGHTNING AND POSSIBLY GUSTY WINDS
AND SMALL HAIL ...

STORMS WILL BE MOVING TOWARD THE SOUTHEAST AND SPREADING INTO OTHER
COUNTIES OF NORTHEAST GEORGIA.

SEEK SHELTER IF A STORM APPROACHES YOUR AREA.....
Special weather statement, Jul 6, 3:41 PM EDT, 1 hour 18 minutes before
TTAASP KAHN 061941 COR
SPECIAL WEATHER STATEMENT...CORRECTION FOR DATE...
NATIONAL WEATHER SERVICE ATHENS GA
330PM EDT MON JUL 6 1987

AT 330 PM EDT THUNDERSTORMS FORMING IN UNION , TOWNS, AND RABUN
COUNTIES OF NORTHEAST GEORGIA...

THUNDERSTORMS EXPECTED TO CONTINUE INCREASING DURING THE AFTERNOON
HOURS AND LAST INTO THE EVENING HOURS..

SOME OF THE LARGER THUNDERSTORMS WILL HAVE VERY HEAVY DOWNPOURS...
DANGEROUS CLOUD TO GROUND LIGHTNING AND POSSIBLY GUSTY WINDS
AND SMALL HAIL ...

STORMS WILL BE MOVING TOWARD THE SOUTHEAST AND SPREADING INTO OTHER
COUNTIES OF NORTHEAST GEORGIA.

SEEK SHELTER IF A STORM APPROACHES YOUR AREA.....
Special weather statement, Jul 6, 3:50 PM EDT, 1 hour 9 minutes before
TTAASP KAHN 061950
SPECIAL WEATHER STATEMENT...CORRECTION FOR DATE...
NATIONAL WEATHER SERVICE ATHENS GA
350PM EDT MON JUL 6 1987

AT 350 PM EDT THUNDERSTORMS  IN UNION , TOWNS, AND RABUN
COUNTIES OF NORTHEAST GEORGIA REACHING SOUTHWARD TO BANKS AND
FRANKLIN COUNTIES.

THUNDERSTORMS EXPECTED TO CONTINUE INCREASING DURING THE AFTERNOON
HOURS AND LAST INTO THE EVENING HOURS..

SOME OF THE LARGER THUNDERSTORMS WILL HAVE VERY HEAVY DOWNPOURS...
DANGEROUS CLOUD TO GROUND LIGHTNING AND POSSIBLY GUSTY WINDS
AND SMALL HAIL ...

STORMS WILL BE MOVING TOWARD THE SOUTHEAST AND SPREADING INTO OTHER
COUNTIES OF NORTHEAST GEORGIA.

SEEK SHELTER IF A STORM APPROACHES YOUR AREA.....
Special weather statement, Jul 6, 4:45 PM EDT, 14 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
445 PM EDT MON JUL 6 1987

   ...VERY STRONG THUNDERSTORMS OVER NORTHWEST GEORGIA...

AT 425 PM RADAR INDICATED AN AREA OF THUNDERSTORMS FROM BLUE RIDGE
TO ROME NORTHWESTWARD. STRONGEST STORMS WERE IN GILMER..PICKENS..BARTOW
..CALHOUN..CHATTOOGA AND FLOYD COUNTIES OF GEORGIA. THE STORMS WERE
DEVELOPING SOUTHEAST AT 15 MILES AN HOUR.

SMALL HAIL..1/4 INCH DIAMETER..AND GUSTY WINDS WERE REPORTED FROM SUGAR
VALLEY JUST NORTHWEST OF CALHOUN ABOUT 415 PM BUT NO DAMAGE OCCURRED.
THE STRONGEST STORMS WILL PRODUCE STRONG GUSTY WINDS..LOCALLY HEAVY
RAIN AND FREQUENT DANGEROUS LIGHTNING INTO THE EVENING HOURS.

OTHER STRONG THUNDERSTORMS WERE WIDELY SCATTERED OVER THE REST OF
NORTHWEST GEORGIA MOVING EAST ABOUT 15 MILES AN HOUR.
Local storm report, Jul 6, 4:53 PM EDT, 6 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATLANTA GA
453 PM EDT MON JUL 6 1987

HAM OPERATOR IN FOREST PARK REPORTED WINDS IN EXCESS OF 40 MPH AND
SMALL HAIL THE SIZE OF TIP OF FINGER IN A STORM THERE WITHIN PAST HOUR.
THE STORM MOVED EAST.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 6, 6:19 PM EDTSevere Thunderstorm WarningFFCDeKalb, Fulton41 min
Jul 6, 6:44 PM EDTSevere Thunderstorm WarningFFCMorgan, Newton, Walton61 min
Jul 6, 7:00 PM EDTSevere Thunderstorm WarningFFCDeKalb, Fulton45 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1987Every severe thunderstorm warning in 1987

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.