Alert archive / Georgia / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 198, NWS Atlanta, GA

June 14, 2001DeKalb County, Gwinnett County, Rockdale County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 14, 2001, 7:20 PM EDT for DeKalb County, Gwinnett County, Rockdale County, Georgia. It was in force for 40 min. 3 reports came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Jun 14, 2001, 7:20 PM EDT (23:20 UTC)
Expired: Jun 14, 2001, 8:00 PM EDT
In force: 40 min
Issued by: NWS Atlanta, GA
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties DeKalb County, GA, Gwinnett County, GA, Rockdale County, GA

What was reported inside it

Time	Report	Where	Remark
Jun 14, 7:20 PM EDT	Hail 0.88	Stone Mtn, GA	The public reported dime to nickel size hail.
Jun 14, 7:30 PM EDT	Hail 0.75	Snellville, GA	The public reported dime size hail.
Jun 14, 7:35 PM EDT	Hail 0.88	Zingara, GA	The Rockdale County 911 center reported dime to nickel size hail in the northern part of the county.

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

Birmingham, AL (KBMX), launched 12:00Z, 11.3 hours before the alert went out and 261 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: 1301 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 568 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: -34 m²/s²
0-3 km storm-relative helicity: -40 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.

041 
WUUS52 KFFC 142322
SVRATL
GAC089-135-247-150000-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
720 PM EDT THU JUN 14 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DEKALB COUNTY IN NORTH CENTRAL GEORGIA
  SOUTHERN GWINNETT COUNTY IN NORTH CENTRAL GEORGIA
  NORTHERN ROCKDALE COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 800 PM EDT

* AT 714 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  SEVERE THUNDERSTORMS OVER MOUNTAIN PARK...MOVING WEST AT 5 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...TUCKER...
  STONE MOUNTAIN...SNELLVILLE...REDAN...PANTHERSVILLE...LITHONIA...
  LILBURN...GRAYSON...CONYERS...CLARKSTON...AND AVONDALE ESTATES.

HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN
THE WARNED AREA. VERY HEAVY RAIN AND SLOW MOVEMENT OF THESE STORMS 
MAY CAUSE LOCALIZED FLOODING.

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.

LAT...LON 3394 8411 3390 8430 3366 8429 3365 8396
          3375 8393 3381 8395 3386 8389 3390 8397

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 2:56 PM EDT	Severe Thunderstorm Warning	FFC	Oglethorpe	34 min
Jun 14, 3:20 PM EDT	Severe Thunderstorm Warning	FFC	Greene	40 min
Jun 14, 3:52 PM EDT	Severe Thunderstorm Warning	FFC	Warren	23 min
Jun 14, 4:50 PM EDT	Severe Thunderstorm Warning	FFC	Walton	25 min
Jun 14, 5:27 PM EDT	Severe Thunderstorm Warning	FFC	Jasper	33 min
Jun 14, 5:51 PM EDT	Severe Thunderstorm Warning	FFC	Gwinnett, Walton	39 min
Jun 14, 5:53 PM EDT	Severe Thunderstorm Warning	FFC	Clayton, DeKalb, Henry	37 min
Jun 14, 6:21 PM EDT	Severe Thunderstorm Warning	FFC	Dawson, Lumpkin	39 min
Jun 14, 7:25 PM EDT	Severe Thunderstorm Warning	FFC	Baldwin, Bibb, Jones, Wilkinson	35 min
Jun 14, 7:36 PM EDT	Severe Thunderstorm Warning	FFC	Douglas, Fulton	39 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2001 Every severe thunderstorm warning in 2001

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.