Alert archive / Georgia / Tornado Warnings in 2000

Tornado Warning 18, NWS Tallahassee, FL

March 11, 2000Brooks County, Georgia

NWS Tallahassee, FL issued this tornado warning at Mar 11, 2000, 7:28 PM EST for Brooks County, Georgia. It was in force for 32 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 11, 2000, 7:28 PM EST (00:28 UTC)
Expired
Mar 11, 2000, 8:00 PM EST
In force
32 min
Issued by
NWS Tallahassee, FL
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Brooks County, GA

The radar

The Moody AFB radar (KVAX), 60 km from the middle of the area, began a volume at 00:25 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

TimeReportWhereRemark
Mar 11, 7:40 PM ESTHail 1Northeast Portion, GAQuarter size hail. Reported by the Brooks County EMA.
Mar 11, 7:40 PM ESTThunderstorm WindNortheast Portion, GASome downed trees and power lines. Reported by the Brooks County EMA.

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

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 0.5 hours before the alert went out and 88 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, Tallahassee Rgnl, FL at 00:00Z on 2000-03-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1584 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 00:00Z on 2000-03-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 square meters per square second.19395878Sfc1 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
1584 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
514 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
138 m²/s²
Significant tornado parameter
1.1
Supercell composite
5.5

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KTAE 120030
TORTLH
GAC027-120100-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
728 PM EST SAT MAR 11 2000

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN BROOKS COUNTY IN GEORGIA

* UNTIL 800 PM EST

* AT 722 PM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO 7 MILES SOUTHWEST OF SAND HILL...OR ABOUT 12
  MILES NORTHWEST OF QUITMAN...MOVING EAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  SAND HILL BY 730 PM EST
  NEW ROCK HILL...PEBBLE HILL BY 740 PM EST
  SPAIN BY 745 PM EST
  MORVEN...BARNEY BY 750 PM EST

TORNADOES ARE ESPECIALLY DANGEROUS AT NIGHT WHEjN THEY ARE DIFFICULT
TO DETECT. IF YOU ARE IN THE WARNED AREA...SEEK REFUGE IN A SMALL
INTERIOR ROOM ON THE LOWEST FLOOR.

LAT...LON 3100 8374 3082 8374 3087 8342 3104 8351

VOLKMER
NNNN

The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 11, 7:02 PM ESTTornado WarningTAEThomas28 min
Mar 11, 7:11 PM ESTSevere Thunderstorm WarningTAEDecatur34 min
Mar 11, 8:03 PM ESTSevere Thunderstorm WarningTAELowndes32 min
Mar 11, 8:11 PM ESTSevere Thunderstorm WarningTAEBerrien, Lanier44 min
Mar 11, 9:12 PM ESTSevere Thunderstorm WarningTAEThomas28 min
Mar 11, 9:18 PM ESTSevere Thunderstorm WarningTAEBrooks, Lowndes27 min

Nearby

Tornado Warnings in Georgia, 2000Every tornado warning in 2000Tornadoes 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.