Alert archive / Georgia / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 21, NWS Atlanta, GA

April 4, 1989Meriwether County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 4, 1989, 2:46 PM EDT for Meriwether County, Georgia. It was in force for 44 min.

The area

The counties it named.

The facts

Issued
Apr 4, 1989, 2:46 PM EDT (18:46 UTC)
Expired
Apr 4, 1989, 3:30 PM EDT
In force
44 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Meriwether 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, 6.8 hours before the alert went out and 164 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 1989-04-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 30 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 1989-04-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 141 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
30 J/kg
Mixed-layer CIN
-310 J/kg
Mixed-layer LCL
670 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
141 m²/s²
0-3 km storm-relative helicity
67 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 041846
SVRATL
GAC199-041930-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA GA
246 PM EDT TUE APR 4 1989
 
THE NATIONAL WEATHER SERVICE IN ATLANTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  330 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN WEST CENTRAL GEORGIA
          ...MERIWETHER
 
A RAPIDLY BUILDING THUNDERSTORM WAS LOCATED BY RADAR IN WESTERN
MERIWETHER COUNTY...EAST OF LAGRANGE.
 
THE MOVEMENT IS TO THE EAST NORTHEAST AT 45 MPH.
 
THIS WILL AFFECT THE AREA NORTH AND WEST OF WOODBURY IN MERIWETHER
COUNTY.
 
 
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 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.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 4, 1:06 PM EDTSevere Thunderstorm WarningFFCChattooga54 min
Apr 4, 1:11 PM EDTSevere Thunderstorm WarningFFCWalker49 min
Apr 4, 1:19 PM EDTSevere Thunderstorm WarningFFCWalker41 min
Apr 4, 2:18 PM EDTTornado WarningFFCChattooga, Floyd42 min
Apr 4, 2:26 PM EDTSevere Thunderstorm WarningFFCWalker49 min
Apr 4, 2:50 PM EDTTornado WarningFFCBartow, Polk55 min
Apr 4, 2:50 PM EDTTornado WarningFFCGordon55 min
Apr 4, 3:10 PM EDTSevere Thunderstorm WarningFFCGilmer, Pickens50 min
Apr 4, 3:10 PM EDTSevere Thunderstorm WarningFFCCarroll, Haralson, Paulding50 min
Apr 4, 3:10 PM EDTSevere Thunderstorm WarningFFCHeard50 min
Apr 4, 3:23 PM EDTTornado WarningFFCCarroll, Haralson, Paulding37 min
Apr 4, 3:31 PM EDTSevere Thunderstorm WarningFFCCherokee, Cobb, Douglas, Fulton59 min
Apr 4, 3:36 PM EDTTornado WarningFFCCherokee, Forsyth54 min
Apr 4, 3:41 PM EDTTornado WarningFFCCoweta, Fayette49 min
Apr 4, 3:44 PM EDTTornado WarningFFCClayton, DeKalb, Fulton, Gwinnett46 min
Apr 4, 3:49 PM EDTSevere Thunderstorm WarningFFCDawson, Hall, Lumpkin56 min
Apr 4, 3:58 PM EDTTornado WarningFFCHenry, Rockdale, Spalding47 min
Apr 4, 4:06 PM EDTSevere Thunderstorm WarningFFCBanks, Habersham69 min
Apr 4, 4:06 PM EDTSevere Thunderstorm WarningFFCBarrow, Jackson69 min
Apr 4, 4:06 PM EDTSevere Thunderstorm WarningFFCNewton, Walton69 min
Apr 4, 4:12 PM EDTSevere Thunderstorm WarningFFCWhite63 min
Apr 4, 4:21 PM EDTTornado WarningFFCBanks, Habersham, Hall, Jackson69 min
Apr 4, 4:33 PM EDTTornado WarningFFCStephens57 min
Apr 4, 4:34 PM EDTTornado WarningFFCLamar, Pike, Upson41 min
Apr 4, 4:34 PM EDTTornado WarningFFCButts41 min
Apr 4, 4:51 PM EDTSevere Thunderstorm WarningFFCJasper, Monroe69 min
Apr 4, 4:52 PM EDTSevere Thunderstorm WarningFFCClarke, Elbert, Franklin, Hart, Madison, Oglethorpe68 min
Apr 4, 4:52 PM EDTSevere Thunderstorm WarningFFCGreene, Morgan, Oconee, Taliaferro68 min
Apr 4, 5:12 PM EDTSevere Thunderstorm WarningFFCJones, Putnam63 min
Apr 4, 5:20 PM EDTSevere Thunderstorm WarningFFCBibb, Crawford55 min
Apr 4, 5:39 PM EDTSevere Thunderstorm WarningFFCHouston, Peach, Twiggs66 min
Apr 4, 5:39 PM EDTSevere Thunderstorm WarningFFCBaldwin, Wilkinson66 min
Apr 4, 5:58 PM EDTSevere Thunderstorm WarningFFCGlascock, Hancock, Warren62 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1989Every severe thunderstorm warning in 1989

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.