Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 837, NWS Atlanta, GA

July 20, 1998Clayton County, Fayette County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 20, 1998, 12:12 AM EDT for Clayton County, Fayette County, Georgia. It was in force for 33 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 20, 1998, 12:12 AM EDT (04:12 UTC)
Expired: Jul 20, 1998, 12:45 AM EDT
In force: 33 min
Issued by: NWS Atlanta, GA
Area: Whole counties

Counties Clayton County, GA, Fayette County, GA

What was reported inside it

Time	Report	Where	Remark
Jul 20, 12:14 AM EDT	Hail 0.88	Riverdale, 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.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 4.2 hours before the alert went out and 14 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 746 J/kg
Mixed-layer CIN: -46 J/kg
Mixed-layer LCL: 2144 m above ground
0-6 km bulk shear: 6 kt
0-1 km storm-relative helicity: 47 m²/s²
0-3 km storm-relative helicity: 33 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 200412 RRA
SVRATL
GAC063-113-200445-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1212 AM EDT MON JUL 20 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLAYTON COUNTY IN NORTHWESTERN GEORGIA
  NORTHERN FAYETTE COUNTY IN NORTHWESTERN GEORGIA

* UNTIL 1245 AM EDT

* AT 1210 AM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  IN THE VICINITY OF RIVERDALE MOVING SOUTHWEST AT 5 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE...
   KENWOOD                     AROUND 1230 AM EDT



A SEVERE THUNDERSTORM WATCH IS ALSO IN EFFECT IN OR NEAR 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. IF YOU EXPERIENCE
STORM DAMAGE TO STRUCTURES OR TREES...OR HAIL THE SIZE OF DIMES
\OR LARGER...PLEASE REPORT IT TO THE NATIONAL WEATHER SERVICE BY
CALLING 770-486-8535.



KDF/JRN

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, Jul 19, 11:40 PM EDT, 32 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1137PM EDT SUN JUL 19 1998

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

550 PM     5 WEST EASTMAN            GA   WIND DAMAGE
7/19/98    DODGE                          SEVERAL TREES BLOWN ACROSS
                                          SECONDARY ROADS NEAR HWY 314.

640 PM     JUST NORTH OF DALTON      GA   0.75 INCH HAIL
7/19/98    WHITFIELD

623 PM     2 MILES WEST FREEHOME     GA   0.75 INCH HAIL
7/19/98    CHEROKEE                       SEVERAL TREES BLOWN DOWN
                                          SMALL PINE GA

655 PM     FAIRMOUNT                 GA   1.25 INCH HAIL
7/19/98    GORDON                         HALF DOLLAR SIZE HAIL

706 PM     7 MILES WEST RINGGOLD     GA   1.00 INCH HAIL
7/19/98    CATOOSA                        QUARTER SIZE HAIL

750 PM     WOODSTOCK                 GA   0.75 INCH HAIL
7/19/98    CHEROKEE

754 PM     5 S OF CANTON             GA   NICKEL SIZE HAIL
7/19/98    CHEROKEE

745 PM     LAFAYETTE                 GA   WIND DAMAGE
7/19/98    WALKER                         TREES DOWN, POWER LINES DOWN
                                          DIME SIZE HAIL

715 PM     ROCHELLE                  GA   WIND DAMAGE
7/19/98    WILCOX                         NUMEROUS TREES DOWN..TREES
                                          BLOCKING GA 215
                                          DAIRY QUEEN SIGN BLOWN DOWN

755 PM     7 WEST WOODSTOCK          GA   WIND DAMAGE
7/19/98    CHEROKEE                       ROOF TILES OFF ROOF, LARGE
                                          TREE DOWN
                                          PEA SIZE HAIL

810 PM     ACWORTH                   GA   0.75 INCH HAIL
7/19/98    COBB

817 PM     ACWORTH                   GA   WIND DAMAGE
7/19/98    COBB                           TREE DOWN ON HOUSE...PARTIAL
                                          ROOF DAMAGE TO A HOUSE.

715 PM     INMAN/WOOLSEY             GA   WIND DAMAGE
7/19/98    FAYETTE                        SEVERAL TREES BLOWN DOWN

820 PM     GAINESVILLE               GA   WIND DAMAGE
7/19/98    HALL                           TREES AND POWER LINES DOWN
                                          IN MIDDLE OF TOWN

829 PM     KENNESAW                  GA   NICKEL SIZE HAIL
7/19/98    COBB

820 PM     NEAR WOODSTOCK            GA   WIND DAMAGE
7/19/98    CHEROKEE                       TREES DOWN AND MOBILE HOME
                                           DAMAGED.

830 PM     KENNESAW                  GA   WIND DAMAGE
7/19/98    COBB                           CHIMNEY OFF AND PARTIAL ROOF
                                          DAMAGE.

840 PM     GAINESVILLE               GA   WIND DAMAGE
7/19/98    HALL                           CHURCH STEEPLE COLLAPSED
                                          CAR UPSIDE DOWN
                                          AWNING ON BP STATION DAMAGED
                                          ON HWY 53

900 PM     STOCKBRIDGE               GA   0.75 INCH HAIL
7/19/98    HENRY

910 PM     STOCKBRIDGE            <   GA   1.75 INCH HAIL
7/19/98    HENRY

929 PM     STONE MOUNTAIN            GA   NICKEL SIZE HAIL
7/19/98    DEKALB

Local storm report, Jul 19, 11:55 PM EDT, 17 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1155 PM EDT SUN JUL 19 1998

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

915-930 PM DECATUR                   GA   0.75 INCH HAIL
7/19/98    DEKALB

950 PM     JUST N FORSYTH            GA   WIND DAMAGE
7/19/98    MONROE                         TREES DOWN

845 PM     IN GAINESVILLE            GA   WIND DAMAGE
7/19/98    HALL                           TREES DOWN IN HEART OF CITY
                                          NORTH TO FORSYTH COUNTY LINE
                                          NO POWER 8 TO 12 MILES LONG
                                          SIGNS AND DEBRIS ALL ALONG
                                          THIS ROUTE.  175 FOOT TOWER
                                          DOWN.

1008 PM    RIVERDALE                 GA   NICKEL SIZE HAIL
7/19/98    CLAYTON

930 PM     5 S STOCKBRIDGE           GA   NICKEL SIZE HAIL
7/19/98    HENRY                          SEVERAL TREES BLOWN DOWN                  SEVERAL TREES BLOWN DOWN
                                          NUMEROUS POWER OUTAGES.

1006 PM    RIVERDALE                 GA   NICKEL SIZE HAIL
7/19/98    CLAYTON

1020 PM    JONESBORO                 GA   WIND DAMAGE
7/19/98    CLAYTON                        SEVERAL TREES DOWN
                                          NICKEL SIZE HAIL

750-800 PM LAFAYETTE TO ROCKSPRINGS  GA   WIND DAMAGE
7/19/98    WALKER                         TREES DOWN
                                          NUMEROUS POWER OUTAGES.

1030 PM    BARNESVILLE               GA   WIND DAMAGE
7/19/98    LAMAR                          NUMEROUS TREES BLOWN DOWN.

1100 PM    GRIFFIN                   GA   WIND DAMAGE
7/19/98    SPALDINDG                       SEVERAL TREES BLOWN DOWN
                                          AND NUMEROUS POWER OUTAGES.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 19, 8:05 PM EDT	Severe Thunderstorm Warning	FFC	Cobb	50 min
Jul 19, 8:38 PM EDT	Severe Thunderstorm Warning	FFC	Hall	32 min
Jul 19, 8:45 PM EDT	Severe Thunderstorm Warning	FFC	Wilkinson	35 min
Jul 19, 8:56 PM EDT	Severe Thunderstorm Warning	FFC	DeKalb, Henry	34 min
Jul 19, 8:58 PM EDT	Severe Thunderstorm Warning	FFC	Madison	32 min
Jul 19, 9:28 PM EDT	Severe Thunderstorm Warning	FFC	Clayton, DeKalb, Henry	32 min
Jul 19, 9:32 PM EDT	Severe Thunderstorm Warning	FFC	Monroe	33 min
Jul 19, 9:49 PM EDT	Severe Thunderstorm Warning	FFC	Houston	36 min
Jul 19, 9:59 PM EDT	Severe Thunderstorm Warning	FFC	Clarke, Jackson	36 min
Jul 19, 10:02 PM EDT	Severe Thunderstorm Warning	FFC	Clayton	33 min
Jul 19, 10:03 PM EDT	Severe Thunderstorm Warning	FFC	Monroe	37 min
Jul 19, 10:10 PM EDT	Severe Thunderstorm Warning	FFC	Fayette, Fulton	35 min
Jul 19, 10:17 PM EDT	Severe Thunderstorm Warning	FFC	Peach	33 min
Jul 19, 10:27 PM EDT	Severe Thunderstorm Warning	FFC	Lamar	33 min
Jul 19, 10:55 PM EDT	Severe Thunderstorm Warning	FFC	Spalding	35 min
Jul 19, 11:12 PM EDT	Severe Thunderstorm Warning	FFC	Morgan	33 min
Jul 20, 12:51 AM EDT	Severe Thunderstorm Warning	FFC	Fulton	34 min
Jul 20, 1:11 AM EDT	Severe Thunderstorm Warning	FFC	Cobb	34 min
Jul 20, 1:56 AM EDT	Severe Thunderstorm Warning	FFC	Carroll, Fulton	34 min
Jul 20, 2:39 PM EDT	Severe Thunderstorm Warning	FFC	Dawson	36 min
Jul 20, 2:50 PM EDT	Severe Thunderstorm Warning	FFC	Hall	35 min
Jul 20, 2:57 PM EDT	Severe Thunderstorm Warning	FFC	Dade	33 min
Jul 20, 3:07 PM EDT	Severe Thunderstorm Warning	FFC	Cherokee, Forsyth	33 min
Jul 20, 3:10 PM EDT	Severe Thunderstorm Warning	FFC	Banks	35 min
Jul 20, 3:38 PM EDT	Severe Thunderstorm Warning	FFC	Bleckley	32 min
Jul 20, 4:13 PM EDT	Severe Thunderstorm Warning	FFC	Dodge	32 min
Jul 20, 4:26 PM EDT	Severe Thunderstorm Warning	FFC	Cobb, Douglas	34 min
Jul 20, 4:42 PM EDT	Severe Thunderstorm Warning	FFC	Gwinnett	33 min
Jul 20, 4:46 PM EDT	Severe Thunderstorm Warning	FFC	Laurens	34 min
Jul 20, 4:55 PM EDT	Severe Thunderstorm Warning	FFC	Hancock	35 min
Jul 20, 4:57 PM EDT	Severe Thunderstorm Warning	FFC	Harris	33 min
Jul 20, 5:07 PM EDT	Severe Thunderstorm Warning	FFC	Carroll, Douglas	33 min
Jul 20, 5:14 PM EDT	Severe Thunderstorm Warning	FFC	Cobb, Fulton	36 min
Jul 20, 5:15 PM EDT	Severe Thunderstorm Warning	FFC	Lamar, Monroe	35 min
Jul 20, 5:20 PM EDT	Severe Thunderstorm Warning	FFC	Putnam	35 min
Jul 20, 5:45 PM EDT	Severe Thunderstorm Warning	FFC	Baldwin	35 min
Jul 20, 5:53 PM EDT	Severe Thunderstorm Warning	FFC	Lamar, Pike	32 min
Jul 20, 5:59 PM EDT	Severe Thunderstorm Warning	FFC	Washington	36 min
Jul 20, 6:16 PM EDT	Severe Thunderstorm Warning	FFC	Morgan, Putnam	34 min
Jul 20, 6:18 PM EDT	Severe Thunderstorm Warning	FFC	Heard	37 min
Jul 20, 6:27 PM EDT	Severe Thunderstorm Warning	FFC	Jasper, Newton	33 min
Jul 20, 6:36 PM EDT	Severe Thunderstorm Warning	FFC	Macon, Peach	34 min
Jul 20, 6:44 PM EDT	Severe Thunderstorm Warning	FFC	Coweta	36 min
Jul 20, 6:45 PM EDT	Severe Thunderstorm Warning	FFC	Fayette	35 min
Jul 20, 7:01 PM EDT	Severe Thunderstorm Warning	FFC	Jasper	34 min
Jul 20, 7:36 PM EDT	Severe Thunderstorm Warning	FFC	Taylor	34 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1998 Every severe thunderstorm warning in 1998

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.