Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 81, NWS Atlanta, GA

April 3, 1998Forsyth County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 3, 1998, 6:49 PM EST for Forsyth County, Georgia. It was in force for 26 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: Apr 3, 1998, 6:49 PM EST (23:49 UTC)
Expired: Apr 3, 1998, 7:15 PM EST
In force: 26 min
Issued by: NWS Atlanta, GA
Area: Whole counties

County Forsyth County, GA

What was reported inside it

Time	Report	Where	Remark
Apr 3, 6:50 PM EST	Hail 0.75	Cumming, 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 3, 4:00 PM EST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.8 hours before the alert went out and 101 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: 26 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 560 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 78 m²/s²
0-3 km storm-relative helicity: 210 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.

084 
WUUS1 KATL 032351 RRA
SVRATL
GAC117-040015-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
649 PM EST FRI APR 3 1998
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  715 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST GEORGIA
 
   ...FORSYTH COUNTY
 
AT 649 PM EST WEATHER SERVICE RADAR WAS SHOWING A SEVERE THUNDERSTORM
LOCATED 5 MILES SOUTHWEST OF CUMMING MOVING NORTHEAST AT 40 MILES AN
HOUR.
 
A TORNADO 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.

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 3, 9:28 AM EST	Severe Thunderstorm Warning	FFC	Wilkinson	17 min
Apr 3, 9:36 AM EST	Severe Thunderstorm Warning	FFC	Washington	39 min
Apr 3, 9:45 AM EST	Severe Thunderstorm Warning	FFC	Johnson, Laurens	30 min
Apr 3, 10:13 AM EST	Severe Thunderstorm Warning	FFC	Johnson, Washington, Wilkinson	32 min
Apr 3, 10:27 AM EST	Severe Thunderstorm Warning	FFC	Morgan, Oconee	33 min
Apr 3, 10:38 AM EST	Tornado Warning	FFC	Johnson	22 min
Apr 3, 10:55 AM EST	Severe Thunderstorm Warning	FFC	Emanuel	20 min
Apr 3, 1:38 PM EST	Severe Thunderstorm Warning	FFC	Hancock, Putnam	52 min
Apr 3, 1:56 PM EST	Severe Thunderstorm Warning	FFC	Glascock, Warren	49 min
Apr 3, 2:06 PM EST	Severe Thunderstorm Warning	FFC	Baldwin, Washington	54 min
Apr 3, 2:31 PM EST	Severe Thunderstorm Warning	FFC	Jefferson	44 min
Apr 3, 2:54 PM EST	Tornado Warning	FFC	Washington	36 min
Apr 3, 3:09 PM EST	Tornado Warning	FFC	Jefferson	36 min
Apr 3, 3:23 PM EST	Severe Thunderstorm Warning	FFC	Cobb, Paulding	37 min
Apr 3, 3:25 PM EST	Tornado Warning	FFC	Emanuel	35 min
Apr 3, 3:49 PM EST	Severe Thunderstorm Warning	FFC	Douglas, Fulton	26 min
Apr 3, 4:16 PM EST	Severe Thunderstorm Warning	FFC	DeKalb, Fulton	29 min
Apr 3, 4:20 PM EST	Tornado Warning	FFC	Webster	25 min
Apr 3, 4:22 PM EST	Severe Thunderstorm Warning	FFC	Dade, Walker	38 min
Apr 3, 4:28 PM EST	Severe Thunderstorm Warning	FFC	Houston, Peach	47 min
Apr 3, 4:28 PM EST	Severe Thunderstorm Warning	FFC	Twiggs	47 min
Apr 3, 4:32 PM EST	Severe Thunderstorm Warning	FFC	Johnson, Laurens	43 min
Apr 3, 4:46 PM EST	Tornado Warning	FFC	Catoosa, Walker	29 min
Apr 3, 4:49 PM EST	Severe Thunderstorm Warning	FFC	Schley, Sumter	26 min
Apr 3, 4:59 PM EST	Tornado Warning	FFC	Bleckley, Laurens, Twiggs	31 min
Apr 3, 5:09 PM EST	Tornado Warning	FFC	Emanuel, Johnson	36 min
Apr 3, 5:10 PM EST	Severe Thunderstorm Warning	FFC	Henry, Newton	50 min
Apr 3, 5:24 PM EST	Severe Thunderstorm Warning	FFC	Clarke, Oconee	51 min
Apr 3, 5:24 PM EST	Severe Thunderstorm Warning	FFC	Walton	51 min
Apr 3, 5:42 PM EST	Severe Thunderstorm Warning	FFC	Emanuel	33 min
Apr 3, 5:44 PM EST	Severe Thunderstorm Warning	FFC	Jasper, Morgan	31 min
Apr 3, 6:05 PM EST	Tornado Warning	FFC	Morgan	25 min
Apr 3, 6:05 PM EST	Tornado Warning	FFC	Gordon	25 min
Apr 3, 6:13 PM EST	Severe Thunderstorm Warning	FFC	Carroll, Douglas	47 min
Apr 3, 6:16 PM EST	Severe Thunderstorm Warning	FFC	Emanuel	29 min
Apr 3, 6:27 PM EST	Tornado Warning	FFC	Emanuel	18 min
Apr 3, 6:36 PM EST	Severe Thunderstorm Warning	FFC	Cherokee, Fulton	39 min
Apr 3, 6:56 PM EST	Tornado Warning	FFC	Coweta, Heard	49 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.