Alert archive / Georgia / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 388, NWS Atlanta, GA

June 29, 1999Coweta County, Fayette County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 29, 1999, 8:41 PM EDT for Coweta County, Fayette County, Georgia. It was in force for 34 min. 2 reports 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
Jun 29, 1999, 8:41 PM EDT (00:41 UTC)
Expired
Jun 29, 1999, 9:15 PM EDT
In force
34 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Coweta County, GA, Fayette County, GA

What was reported inside it

TimeReportWhereRemark
Jun 29, 9:00 PM EDTThunderstorm WindPeachtree City, GAFayette county 911 reported several trees were blown down.
Jun 29, 9:10 PM EDTThunderstorm WindThomas Xrds, GACoweta county 911 reported numerous trees blown down.

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.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.7 hours before the alert went out and 12 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, Peachtre/Fal Fld, GA at 00:00Z on 1999-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2076 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, Peachtre/Fal Fld, GA at 00:00Z on 1999-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 84 square meters per square second.193958Sfc1 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
2076 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
786 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
84 m²/s²
0-3 km storm-relative helicity
144 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 300040 RRA
SVRATL
GAC077-113-300115-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
841 PM EDT TUE JUN 29 1999

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN COWETA COUNTY IN NORTHWESTERN GEORGIA
  SOUTHERN FAYETTE COUNTY IN NORTHWESTERN GEORGIA

* UNTIL 915 PM EDT

* AT 841 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  5 MILES NORTHWEST OF BROOKS... MOVING SOUTH AT 15 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE...
   BROOKS                      AROUND 855 PM EDT...
   HARALSON                    AROUND 905 PM EDT...

DAMAGING WIND...LARGE THAIL...VERY HEAVY RAIN AND DEADLY LIGHTNING
ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. IF YOU SEE DAMAGE OR
LARGE HAIL...CALL THE NATIONAL WEATHER SERVICE AT 770-486-1133 AT
EXTENSION 2 0 4.

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, Jun 29, 2:46 PM EDT, 5 hours 55 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
246 PM EDT TUE JUN 29 1999

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

205 PM     TRENTON                   GA   0.75 INCH HAIL
06/29/99   DADE                           THE PUBLIC REPORTED DIME
                                          SIZE HAIL AND WINDS
                                          ESTIMATED AT 60 MPH.

140 PM     MONTICELLO                GA   WIND DAMAGE
06/29/99   JASPER                         911 CENTER REPORTED TREES
                                          DOWN ON HIGHWAY 11 NORTH IN
                                          MONTICELLO.

225 PM     5 SW TRENTON              GA   WIND DAMAGE
06/29/99   DADE                           SHERIFF REPORTED TREES DOWN
                                          AND POWER LINES DOWN.

222 PM     MILLEDGEVILLE             GA   0.75 INCH HAIL
06/29/99   BALDWIN                        A SPOTTER REPORTED DIME SIZE
                                          HAIL.

245 PM     WRENS                     GA   WIND DAMAGE
06/29/99   JEFFERSON                      WRENS PD REPORTED TREES DOWN
                                          AND POWER OUTAGES.

230 PM                               GA   WIND DAMAGE
06/29/99   WASHINGTON                     911 CENTER REPORTED TREES
                                          DOWN IN DEEPSTEP AND
                                          SANDERSVILLE.
Local storm report, Jun 29, 2:46 PM EDT, 5 hours 55 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
246 PM EDT TUE JUN 29 1999

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

205 PM     TRENTON                   GA   0.75 INCH HAIL
06/29/99   DADE                           THE PUBLIC REPORTED DIME
                                          SIZE HAIL AND WINDS
                                          ESTIMATED AT 60 MPH.

140 PM     MONTICELLO                GA   WIND DAMAGE
06/29/99   JASPER                         911 CENTER REPORTED TREES
                                          DOWN ON HIGHWAY 11 NORTH IN
                                          MONTICELLO.

225 PM     5 SW TRENTON              GA   WIND DAMAGE
06/29/99   DADE                           SHERIFF REPORTED TREES DOWN
                                          AND POWER LINES DOWN.

222 PM     MILLEDGEVILLE             GA   0.75 INCH HAIL
06/29/99   BALDWIN                        A SPOTTER REPORTED DIME SIZE
                                          HAIL.

245 PM     WRENS                     GA   WIND DAMAGE
06/29/99   JEFFERSON                      WRENS PD REPORTED TREES DOWN
                                          AND POWER OUTAGES.

230 PM                               GA   WIND DAMAGE
06/29/99   WASHINGTON                     911 CENTER REPORTED TREES
                                          DOWN IN DEEPSTEP AND
                                          SANDERSVILLE.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 8:05 PM EDTSevere Thunderstorm WarningFFCBleckley, Houston, Pulaski35 min
Jun 29, 8:11 PM EDTTornado WarningFFCFayette34 min
Jun 29, 8:53 PM EDTSevere Thunderstorm WarningFFCPulaski37 min
Jun 29, 9:25 PM EDTSevere Thunderstorm WarningFFCCoweta50 min
Jun 30, 1:42 PM EDTSevere Thunderstorm WarningFFCCarroll33 min
Jun 30, 1:48 PM EDTSevere Thunderstorm WarningFFCTroup32 min
Jun 30, 1:52 PM EDTSevere Thunderstorm WarningFFCCobb, Paulding48 min
Jun 30, 1:58 PM EDTSevere Thunderstorm WarningFFCHeard32 min
Jun 30, 2:15 PM EDTSevere Thunderstorm WarningFFCCoweta50 min
Jun 30, 2:22 PM EDTSevere Thunderstorm WarningFFCMeriwether33 min
Jun 30, 2:23 PM EDTSevere Thunderstorm WarningFFCBartow32 min
Jun 30, 2:27 PM EDTSevere Thunderstorm WarningFFCWebster33 min
Jun 30, 2:32 PM EDTSevere Thunderstorm WarningFFCHarris33 min
Jun 30, 2:37 PM EDTSevere Thunderstorm WarningFFCCobb33 min
Jun 30, 2:38 PM EDTSevere Thunderstorm WarningFFCLamar37 min
Jun 30, 2:43 PM EDTSevere Thunderstorm WarningFFCFulton32 min
Jun 30, 2:52 PM EDTSevere Thunderstorm WarningFFCFayette, Spalding33 min
Jun 30, 2:57 PM EDTSevere Thunderstorm WarningFFCGordon, Pickens33 min
Jun 30, 3:01 PM EDTSevere Thunderstorm WarningFFCCherokee, Fulton34 min
Jun 30, 3:02 PM EDTSevere Thunderstorm WarningFFCMonroe33 min
Jun 30, 3:12 PM EDTSevere Thunderstorm WarningFFCSumter48 min
Jun 30, 3:23 PM EDTSevere Thunderstorm WarningFFCClayton, Henry, Spalding47 min
Jun 30, 3:25 PM EDTSevere Thunderstorm WarningFFCGilmer35 min
Jun 30, 3:27 PM EDTSevere Thunderstorm WarningFFCDeKalb, Gwinnett48 min
Jun 30, 3:37 PM EDTSevere Thunderstorm WarningFFCButts, Newton48 min
Jun 30, 3:37 PM EDTSevere Thunderstorm WarningFFCRockdale48 min
Jun 30, 3:39 PM EDTSevere Thunderstorm WarningFFCDooly, Houston36 min
Jun 30, 3:41 PM EDTSevere Thunderstorm WarningFFCMarion, Schley, Taylor49 min
Jun 30, 3:53 PM EDTTornado WarningFFCDooly22 min
Jun 30, 3:57 PM EDTSevere Thunderstorm WarningFFCPulaski33 min
Jun 30, 4:10 PM EDTSevere Thunderstorm WarningFFCJasper35 min
Jun 30, 4:17 PM EDTSevere Thunderstorm WarningFFCMacon, Peach48 min
Jun 30, 4:20 PM EDTSevere Thunderstorm WarningFFCWalton50 min
Jun 30, 4:32 PM EDTSevere Thunderstorm WarningFFCMurray33 min
Jun 30, 4:37 PM EDTSevere Thunderstorm WarningFFCHouston, Pulaski33 min
Jun 30, 4:39 PM EDTSevere Thunderstorm WarningFFCBaldwin, Jones, Wilkinson51 min
Jun 30, 4:58 PM EDTSevere Thunderstorm WarningFFCTwiggs32 min
Jun 30, 5:02 PM EDTSevere Thunderstorm WarningFFCBleckley, Laurens33 min
Jun 30, 5:21 PM EDTSevere Thunderstorm WarningFFCGreene, Oglethorpe49 min
Jun 30, 5:36 PM EDTSevere Thunderstorm WarningFFCWashington34 min
Jun 30, 5:56 PM EDTSevere Thunderstorm WarningFFCWheeler34 min
Jun 30, 6:02 PM EDTSevere Thunderstorm WarningFFCBartow33 min
Jun 30, 6:24 PM EDTSevere Thunderstorm WarningFFCCherokee, Pickens36 min
Jun 30, 7:13 PM EDTSevere Thunderstorm WarningFFCCobb32 min
Jun 30, 7:46 PM EDTSevere Thunderstorm WarningFFCCobb34 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1999Every severe thunderstorm warning in 1999

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.