Alert archive / Georgia / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 23, NWS Atlanta, GA

February 10, 1990Butts County, Lamar County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Feb 10, 1990, 6:14 AM EST for Butts County, Lamar County, Georgia. It was in force for 46 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
Feb 10, 1990, 6:14 AM EST (11:14 UTC)
Expired
Feb 10, 1990, 7:00 AM EST
In force
46 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Butts County, GA, Lamar 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
Feb 10, 6:20 AM ESTThunderstorm Wind 0Butts, 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 00:00Z, 11.2 hours before the alert went out and 110 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 00:00Z on 1990-02-10Temperature 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 00:00Z on 1990-02-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -56 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
607 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
-56 m²/s²
0-3 km storm-relative helicity
158 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 101114
SVRATL
GAC035-171-101200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA GA
614 AM EST SAT FEB 10 1990
 
THE NATIONAL WEATHER SERVICE IN ATLANTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  700 AM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTHEAST GEORGIA
          ...BUTTS
IN WEST CENTRAL GEORGIA
          ...LAMAR
 
AT 614 AM A LINE OF SEVERE THUNDERSTORMS WAS LOCATED FROM LAKE LANIER
THROUGH THE EASTERN SUBURBS OF ATLANTA TO THOMASTON MOVING EAST AT
55 MPH.
 
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.
 
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 ROO;M 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, Feb 10, 4:28 AM EST, 1 hour 46 minutes before
GAZ001>008-101015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
430 AM EST SAT FEB 10 1990

AT 405 AM...A LINE OF THUNDERSTORMS WAS SHOWN FROM BLAIRSVILLE IN UNION
COUNTY TO JASPER IN PICKNENS COUNTY TO CEDARTOWN IN POLK COUNTY TO
BIRMINGHAM ALABAMA. THIS LINE WAS MOVING SOUTHEAST AT 15 MPH.

A LINE OF THUNDERSTORMS WAS ALSO SHOWN FROM WATKINSVILLE IN OCONEE
COUNTY TO THOMASTON IN UPSON COUNTY TO CUSSOTA IN CHATTAHOOCHEE COUNTY.

RAIN AND THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER GEORGIA DURING THE
MORNING HOURS. PEOPLE THROUGHOUT NORTH AND CENTRAL GEORGIA SHOULD STAY
ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND TAKE APPROPIATE
ACTIONS IF NECESSARY.

BDL
Special weather statement, Feb 10, 4:47 AM EST, 1 hour 27 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ATHENS GA
445 AM EST SAT FEB 10 1990

...A TORNADO WATCH IS IN EFFECT FROM 5 AM TO 10 AM EST FOR ALL COUNTIES
OF NORTHEAST GEORGIA...
...A FLASH FLOOD WATCH REMIAINS IN EFFECT FOR NORTH GEORGIA TODAY...

AT 440 AM EST THE ATHENS RADAR INDICATED A LINE OF STRONG THUNDERSTORMS
WITH HEAVY RAINFALL EXTENDING FROM NEAR BLAIRSVILLE TO CEDARTOWN. THE
LINE WAS MOVING EAST AT 20 MILES AN HOUR WHILE THE STORMS WERE MOVING
NORTHEAST AT 45 MILES AN HOUR. ALSO...ANOTHER LINE OF THUNDERSTORMS
WAS INDICATED FROM NEAR MADISON TO EAST OF COLUMBUS. THIS LINE ALSO WAS
MOVING EAST AT 20 MILES AN HOUR. PERSONS THROUGHOUT NORTHEAST GEORGIA
SHOULD REMAIN ALERT FOR POSSIBLE SEVERE WEATHER AS THUNDERSTORMS
APPROACH.

ELSEWHERE RAIN AND SCATTERED THUNDERSTORMS EXTENDED FROM CENTRAL ALABAMA
...ACROSS GEORGIA INTO EAST TENNESSEE AND THE WESTERN CAROLINAS.
MOVEMENT WAS NORTHEAST AT 45 MILES AN? HOUR.
Special weather statement, Feb 10, 5:37 AM EST, 37 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ATHENS GA
535 AM EST SAT FEB 10 1990

...A TORNADO WATCH IS IN EFFECT UNTIL 10 AM EST FOR ALL COUNTIES
OF NORTHEAST GEORGIA...
...A FLASH FLOOD WATCH REMIAINS IN EFFECT FOR NORTH GEORGIA TODAY...

AT 530 AM EST THE ATHENS RADAR INDICATED A LINE OF STRONG THUNDERSTORMS
WITH HEAVY RAINFALL EXTENDING FROM NEAR ABBEVILLE SOUTH CAROLINA TO NEAR
MACON GEORGIA. THE LINE WAS MOVING EAST AT 25 MILES AN HOUR. ALSO
ANOTHER LINE OF STRONG THUNDERSTORMS EXTENDED FROM NEAR LAKE ALATOONA
TO LAGRANGE GEORGIA AND WAS MOVING EAST AT 25 MILES AN HOUR. PERSONS
THROUGHOUT NORTHEAST GEORGIA SHOULD BE ON THE ALERT FOR POSSIBLE SEVERE
WEATHER FOR THE THE NEXT FEW HOURS.

ELSEWHERE RAIN AND SCATTERED THUNDERSTORMS EXTENDED FROM CENTRAL ALABAMA
...ACROSS GEORGIA INTO EAST TENNESSEE AND THE WESTERN CAROLINAS.

MOVEMENT WAS NORTHEAST AT 45 MILES AN HOUR.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 9, 8:17 PM ESTFlash Flood WarningFFCDeKalb, Fulton118 min
Feb 10, 3:07 AM ESTSevere Thunderstorm WarningFFCMurray53 min
Feb 10, 3:25 AM ESTSevere Thunderstorm WarningFFCGilmer50 min
Feb 10, 4:55 AM ESTSevere Thunderstorm WarningFFCHaralson, Polk65 min
Feb 10, 4:55 AM ESTSevere Thunderstorm WarningFFCHeard, Troup65 min
Feb 10, 4:55 AM ESTSevere Thunderstorm WarningFFCCarroll65 min
Feb 10, 5:18 AM ESTSevere Thunderstorm WarningFFCCoweta, Fulton57 min
Feb 10, 5:18 AM ESTSevere Thunderstorm WarningFFCDouglas, Paulding57 min
Feb 10, 5:38 AM ESTSevere Thunderstorm WarningFFCClayton, Fayette, Fulton67 min
Feb 10, 5:38 AM ESTSevere Thunderstorm WarningFFCMeriwether67 min
Feb 10, 5:38 AM ESTSevere Thunderstorm WarningFFCCobb67 min
Feb 10, 5:55 AM ESTSevere Thunderstorm WarningFFCForsyth, Gwinnett65 min
Feb 10, 5:55 AM ESTSevere Thunderstorm WarningFFCDeKalb, Henry65 min
Feb 10, 5:55 AM ESTSevere Thunderstorm WarningFFCPike, Spalding65 min
Feb 10, 5:55 AM ESTSevere Thunderstorm WarningFFCUpson65 min
Feb 10, 6:06 AM ESTSevere Thunderstorm WarningFFCHall69 min
Feb 10, 6:19 AM ESTSevere Thunderstorm WarningFFCBanks, Franklin, Madison, Stephens116 min
Feb 10, 6:19 AM ESTSevere Thunderstorm WarningFFCBarrow, Clarke, Hall, Jackson, Oconee, Walton116 min
Feb 10, 6:19 AM ESTSevere Thunderstorm WarningFFCMorgan, Newton116 min
Feb 10, 6:20 AM ESTSevere Thunderstorm WarningFFCJasper, Monroe40 min
Feb 10, 6:20 AM ESTSevere Thunderstorm WarningFFCCrawford40 min
Feb 10, 6:44 AM ESTSevere Thunderstorm WarningFFCBibb, Peach31 min
Feb 10, 6:44 AM ESTSevere Thunderstorm WarningFFCJones, Putnam31 min
Feb 10, 6:51 AM ESTSevere Thunderstorm WarningFFCGreene, Oglethorpe, Taliaferro2 hr
Feb 10, 6:51 AM ESTSevere Thunderstorm WarningFFCElbert, Hart2 hr
Feb 10, 6:54 AM ESTSevere Thunderstorm WarningFFCBleckley, Dooly, Houston, Pulaski36 min
Feb 10, 6:54 AM ESTSevere Thunderstorm WarningFFCBaldwin, Twiggs, Wilkinson36 min
Feb 10, 7:33 AM ESTSevere Thunderstorm WarningFFCDodge, Laurens, Wilcox42 min
Feb 10, 7:33 AM ESTSevere Thunderstorm WarningFFCBen Hill, Turner42 min
Feb 10, 7:52 AM ESTSevere Thunderstorm WarningFFCIrwin53 min
Feb 10, 7:55 AM ESTSevere Thunderstorm WarningFFCBurke, Jefferson, Richmond65 min
Feb 10, 7:55 AM ESTSevere Thunderstorm WarningFFCColumbia, McDuffie65 min
Feb 10, 8:10 AM ESTSevere Thunderstorm WarningFFCTelfair, Treutlen, Wheeler50 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.