Alert archive / Georgia / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 356, NWS Atlanta, GA

September 10, 1990Columbia County, Richmond County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Sep 10, 1990, 6:28 PM EDT for Columbia County, Richmond County, Georgia. It was in force for 47 min.

The area

The counties it named.

The facts

Issued
Sep 10, 1990, 6:28 PM EDT (22:28 UTC)
Expired
Sep 10, 1990, 7:15 PM EDT
In force
47 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Columbia County, GA, Richmond County, GA

The radar

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

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 10.5 hours before the alert went out and 118 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 1990-09-10Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Athens Municipal, GA at 12:00Z on 1990-09-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 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
23 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
20 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KAGS 102241
SVRAGS
GAC073-245-102315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUGUSTA GA
628 PM EDT MON SEP 10 1990
 
THE NATIONAL WEATHER SERVICE IN AUGUSTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  715 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL GEORGIA
 
   ...SOUTHERN COLUMBIA COUNTY...WESTERN RICHMOND COUNTY
 
AT 625 PM EDT WEATHER RADAR INDICATED A SEVERE THUNDERSTORM IN
SOUTHERN COLUMBIA COUNTY ABOUT 10 MILES NORTHWEST OF THE CITY OF WREN.
THIS STORM WAS MOVING TO THE EAST.
 
 
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

Special weather statement, Sep 10, 4:46 PM EDT, 1 hour 42 minutes before
GAZ006-008-009-102245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MACON GA
445 PM EDT MON SEP 10 1990

AT 440 PM WEATHER RADAR IN MACON SHOWED STRONG THUNDERSTORMS ACROSS
CENTRAL GEORGIA. THE STRONGEST THUNDERSTORMS WERE LOCATED FROM
MONTICELLO GEORGIA IN JASPER COUNTY AND EXTENDED SOUTH TO MACON.
OTHER STRONG THUNDERSTORMS WERE NOTED BETWEEN HAWKINSVILLE AND
EASTMAN GEORGIA. THESE STORMS SHOWED LITTLE MOVEMENT.

HEAVY RAINFALL..GUSTY WINODS..DANGEROUS CLOUD TO GROUND LIGHTNING
AND SMALL HAIL MAY BE PRODUCED BY SOME OF THESE THUNDERSTORMS.

PERSONS IN OR NEAR THESE THUNDERSTORMS SHOULD REMAIN INDOORS
UNTIL THEY MOVE OUT OF THE AREA.
Special weather statement, Sep 10, 4:54 PM EDT, 1 hour 34 minutes before
GAZ002-004-102300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
452 PM EDT MON SEP 10 1990

AT 445 PM EDT SEVERAL THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...WERE
INDICATED IN HALL COUNTY OF NORTHEAST GEORGIA. THE THUNDERSTORM WITH
THE HEAVIEST RAINFALL WAS ABOUT 7 MILES NORTHEAST OF BUFORD GEORGIA.
THESE STORMS SHOWED VERY LITTLE MOVEMENT.

PERSONS IN HALL COUNTY SHOULD BE ON THE ALERT FOR THE NEXT COUPLE OF
HOURS FOR THREATENING WEATHER CONDITIONS. THUNDERSTORMS WERE
DEVELOPING OVER ALL OF NORTHEAST GEORGIA AND ALL PERSONS IN NORTHEAST
GEORGIA SHOULD BE ON THE ALERT FOR THREATENING CONDITIONS.

BRIEF HEAVY RAINFALLL...GUSTY SURFACE WINDS...DANGEROUS CLOUD TO
GROUND LYIGHTNING AND SMALL HAIL ARE POSSIBLE WITH THESE THUNDERSTORMS.
Special weather statement, Sep 10, 5:20 PM EDT, 1 hour 8 minutes before
GAZ001-3 102100

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA  GA
520 PM EDT MON SEP 10 1990

...THUNDERSTORMS OVER NORTHWEST GEORGIA...

AT 515 PM WEATHER SERVICE RADAR INDICATED SEVERAL STRONG THUNDERSTORMS
OVER NORTHWEST GEORGIA. THE STRONGEST STORM WAS LOCATED NEAR DULUTH IN
GWINNETT COUNTY AT 515 PM.  A HAM RADIO SPOTTER REPORTED HAIL UP TO 1/2
INCH IN DIAMETER AND WINDS ESTIMATED AT 45 MPH WITH THIS STORM.

OTHER STRONG STORMS WERE LOCATED IN FLOYD COUNTY NEAR ROME...AND NEAR
WOODBURY IN MERIWETHER COUNTY.   THESE STORMS ARE MOVING VERY SLOWLY...
AND HEAVY RAINS ALONG WITH DANGEROUS LIGHTNING CAN ALSO BE EXPECTED.

SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER NsORTHWEST GEORGIA
FOR THE NEXT SEVERAL HOURS.  STAY TUNED FOR LAYER INFORMATION.
Special weather statement, Sep 10, 5:21 PM EDT, 1 hour 7 minutes before
GAZ001-003 102215

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA  GA
520 PM EDT MON SEP 10 1990

...THUNDERSTORMS OVER NORTHWEST GEORGIA...

AT 515 PM WEATHER SERVICE RADAR INDICATED SEVERAL STRONG THUNDERSTORMS
OVER NORTHWEST GEORGIA. THE STRONGEST STORM WAS LOCATED NEAR DULUTH IN
GWINNETT COUNTY AT 515 PM.  A HAM RADIO SPOTTER REPORTED HAIL UP TO 1/2
INCH IN DIAMETER AND WINDS ESTIMATED AT 45 MPH WITH THIS STORM.

OTHER STRONG STORMS WERE LOCATED IN FLOYD COUNTY NEAR ROME...AND NEAR
WOODBURY IN MERIWETHER COUNTY.   THESE STORMS ARE MOVING VERY SLOWLY...
AND HEAVY RAINS ALONG WITH DANGEROUS LIGHTNING CAN ALSO BE EXPECTED.

SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOP vOVER NORTHWEST GEORGIA
FOR THE NEXT SEVERAL HOURS.  STAY TUNED FOR LAYER INFORMATION.
Special weather statement, Sep 10, 5:22 PM EDT, 1 hour 6 minutes before
GAZ001-003-102215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA  GA
520 PM EDT MON SEP 10 1990

...THUNDERSTORMS OVER NORTHWEST GEORGIA...

AT 515 PM WEATHER SERVICE RADAR INDICATED SEVERAL STRONG THUNDERSTORMS
OVER NORTHWEST GEORGIA. THE STRONGEST STORM WAS LOCATED NEAR DULUTH IN
GWINNETT COUNTY AT 515 PM.  A HAM RADIO SPOTTER REPORTED HAIL UP TO 1/2
INCH IN DIAMETER AND WINDS ESTIMATED AT 45 MPH WITH THIS STORM.

OTHER STRONG STORMS WERE LOCATED IN FLOYD COUNTY NEAR ROME...AND NEAR
WOODBURY IN MERIWETHER COUNTY.   THESE STORMS ARE MOVING VERY SLOWLY...
AND HEAVY RAINS ALONG WITH DANGEROUS LIGHTNING CAN ALSO BE EXPECTED.

SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOPx OVER NORTHWEST GEORGIA
FOR THE NEXT SEVERAL HOURS.  STAY TUNED FOR LAYER INFORMATION.
Special weather statement, Sep 10, 6:03 PM EDT, 25 minutes before
GAZ004-102300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
600 PM EDT MON SEP 10 1990

AT 555 PM EDT A CLUSTER OF THUNDERSTORMS...SOME WITH HEAVY RAINFALL...
WERE INDICATED IN EASTERN MADISON AND WEST ELBERT COUNTIES OF
NORTHEAST GEORGIA DRIFTING NORTHEAST AT ABOUT 5 MILES AN HOUR. PERSONS
IN EAST MADISON...WEST ELBERT AND HART COUNTIES OF NORTHEAST GEORGIA
SHOULD BE ON THE ALERT FOR THREATENING WEATHERN CONDITIONS FOR THE
NEXT HOUR OR SO.

BRIEF HEAVY DOWNPOURS...BRIEF GUSTY SURFACE WINDS...DANGEROUS CLOUD TO
GROUND 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
Sep 10, 1:14 AM EDTSevere Thunderstorm WarningFFCFannin46 min
Sep 10, 4:42 AM EDTSevere Thunderstorm WarningFFCFulton48 min
Sep 10, 2:44 PM EDTSevere Thunderstorm WarningFFCTwiggs46 min
Sep 10, 3:06 PM EDTSevere Thunderstorm WarningFFCJones69 min
Sep 10, 3:13 PM EDTSevere Thunderstorm WarningFFCBibb, Houston62 min
Sep 10, 5:26 PM EDTSevere Thunderstorm WarningFFCCherokee34 min
Sep 10, 5:41 PM EDTSevere Thunderstorm WarningFFCFulton34 min
Sep 10, 5:52 PM EDTSevere Thunderstorm WarningFFCDeKalb38 min
Sep 10, 6:03 PM EDTSevere Thunderstorm WarningFFCClayton27 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1990Every severe thunderstorm warning in 1990

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.