Alert archive / Georgia / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 37, NWS Atlanta, GA

March 10, 2000Floyd County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Mar 10, 2000, 11:45 PM EST for Floyd County, Georgia. It was in force for 45 min. 2 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: Mar 10, 2000, 11:45 PM EST (04:45 UTC)
Expired: Mar 11, 2000, 12:30 AM EST
In force: 45 min
Issued by: NWS Atlanta, GA
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Floyd County, GA

The radar

The Atlanta radar (KFFC), 113 km from the middle of the area, began a volume at 04:48 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

Time	Report	Where	Remark
Mar 10, 11:58 PM EST	Hail 1	Rome, GA	The public reported quarter size hail in the western part of the county.
Mar 11, 12:25 AM EST	Hail 1.75	Ludville, GA	The public reported golf ball size hail.

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
Mar 10, 8:45 PM EST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 4.8 hours before the alert went out and 114 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: 172 J/kg
Mixed-layer CIN: -90 J/kg
Mixed-layer LCL: 1207 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 55 m²/s²
0-3 km storm-relative helicity: 154 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS52 KFFC 110446
SVRATL
GAC015-057-115-129-227-110530-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1145 PM EST FRI MAR 10 2000

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CHEROKEE COUNTY IN NORTH CENTRAL GEORGIA
  PICKENS COUNTY IN NORTH CENTRAL GEORGIA
  BARTOW COUNTY IN NORTHWEST GEORGIA
  FLOYD COUNTY IN NORTHWEST GEORGIA
  GORDON COUNTY IN NORTHWEST GEORGIA

* UNTIL 1230 AM EST

* AT 1143 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 7 MILES WEST OF
  ROME TO 7 MILES SOUTHEAST OF ADAIRSVILLE TO CANTON...MOVING
  NORTHEAST AT 20 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE WALESKA...SHANNON...
  JASPER...FAIRMOUNT...CALHOUN AND BALL GROUND

A TORNADO WATCH IS ALSO IN EFFECT. TORNADOES CAN DEVELOP SUDDENLY
FROM SEVERE THUNDERSTORMS.

LARGE HAIL...DAMAGING WINDS AND TORRENTIAL RAIN ARE EXPECTED WITH
THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER WHILE THE STORM
PASSES.

INTENSE LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS AND STAY
AWAY FROM WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES.

IF YOU SEE DAMAGE OR LARGE HAIL...CALL THE NATIONAL WEATHER SERVICE
AT 7 7 0 4 8 6 1 1 3 3 AT EXTENSION 2 0 4.

LAT...LON 3419 8547 3425 8491 3422 8445 3446 8427
          3453 8456 3456 8508

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 10, 11:00 PM EST	Severe Thunderstorm Warning	FFC	Chattooga, Floyd, Polk	45 min
Mar 10, 11:14 PM EST	Severe Thunderstorm Warning	FFC	Bartow	31 min
Mar 10, 11:31 PM EST	Severe Thunderstorm Warning	FFC	Catoosa, Whitfield	29 min
Mar 10, 11:45 PM EST	Severe Thunderstorm Warning	FFC	Bartow, Cherokee, Gordon, Pickens	45 min
Mar 11, 12:07 AM EST	Tornado Warning	FFC	Pickens	23 min
Mar 11, 12:30 AM EST	Severe Thunderstorm Warning	FFC	Fannin, Gilmer	45 min
Mar 11, 12:50 AM EST	Severe Thunderstorm Warning	FFC	Union	25 min
Mar 11, 1:14 AM EST	Severe Thunderstorm Warning	FFC	Towns, Union	46 min
Mar 11, 9:48 AM EST	Severe Thunderstorm Warning	FFC	Chattahoochee, Muscogee	27 min
Mar 11, 9:59 AM EST	Severe Thunderstorm Warning	FFC	Harris	31 min
Mar 11, 10:14 AM EST	Severe Thunderstorm Warning	FFC	Marion, Talbot	31 min
Mar 11, 10:43 AM EST	Severe Thunderstorm Warning	FFC	Taylor, Upson	32 min
Mar 11, 11:26 AM EST	Severe Thunderstorm Warning	FFC	Crawford	34 min
Mar 11, 11:31 AM EST	Severe Thunderstorm Warning	FFC	Sumter	29 min
Mar 11, 11:36 AM EST	Severe Thunderstorm Warning	FFC	Webster	24 min
Mar 11, 11:55 AM EST	Severe Thunderstorm Warning	FFC	Bibb, Crawford	35 min
Mar 11, 12:03 PM EST	Severe Thunderstorm Warning	FFC	Jones	27 min
Mar 11, 12:22 PM EST	Severe Thunderstorm Warning	FFC	Sumter	38 min
Mar 11, 12:50 PM EST	Severe Thunderstorm Warning	FFC	Glascock, Washington	40 min
Mar 11, 12:50 PM EST	Severe Thunderstorm Warning	FFC	Warren	40 min
Mar 11, 1:28 PM EST	Severe Thunderstorm Warning	FFC	Houston	32 min
Mar 11, 1:42 PM EST	Tornado Warning	FFC	Houston, Twiggs	33 min
Mar 11, 2:08 PM EST	Tornado Warning	FFC	Twiggs, Wilkinson	37 min
Mar 11, 2:11 PM EST	Severe Thunderstorm Warning	FFC	Coweta, Fayette, Meriwether	34 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2000 Every severe thunderstorm warning in 2000

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; radar from the NEXRAD Level II archive.