Alert archive / Georgia / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 217, NWS Atlanta, GA

June 21, 2001Dade County, Walker County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 21, 2001, 8:52 PM EDT for Dade County, Walker County, Georgia. It was in force for 23 min. 1 report 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 21, 2001, 8:52 PM EDT (00:52 UTC)
Expired
Jun 21, 2001, 9:15 PM EDT
In force
23 min
Issued by
NWS Atlanta, GA
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Dade County, GA, Walker County, GA

The radar

The Northeast Alabama radar (KHTX), 57 km from the middle of the area, began a volume at 00:49 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
Jun 21, 9:00 PM EDTHail 0.75Trenton, GAThe public reported dime size hail near Lookout Mountain Scenic Highway, Georgia 189, east of Trenton.

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

Nashville Metro, TN (KBNA), launched 00:00Z, 0.9 hours before the alert went out and 173 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, Nashville Metro, TN at 00:00Z on 2001-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 518 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 00:00Z on 2001-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 square meters per square second.193958Sfc1 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
518 J/kg
Mixed-layer CIN
-81 J/kg
Mixed-layer LCL
1028 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
94 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
WUUS52 KFFC 220052
SVRATL
GAC083-295-220115-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
852 PM EDT THU JUN 21 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN DADE COUNTY IN NORTHWEST GEORGIA
  WESTERN WALKER COUNTY IN NORTHWEST GEORGIA

* UNTIL 915 PM EDT

* AT 844 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER TRENTON...MOVING EAST AT 20 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...TRENTON AND
CHICKAMAUGA.

HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN
THE WARNED AREA.

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 3499 8555 3480 8555 3470 8540 3488 8529

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 8:17 PM EDTSevere Thunderstorm WarningFFCHall28 min
Jun 21, 8:35 PM EDTSevere Thunderstorm WarningFFCStewart25 min
Jun 21, 8:53 PM EDTSevere Thunderstorm WarningFFCDooly37 min
Jun 21, 9:04 PM EDTSevere Thunderstorm WarningFFCStewart26 min
Jun 22, 10:26 AM EDTSevere Thunderstorm WarningFFCWhitfield34 min
Jun 22, 10:39 AM EDTSevere Thunderstorm WarningFFCFannin, Gilmer, Murray36 min
Jun 22, 12:31 PM EDTSevere Thunderstorm WarningFFCCarroll, Douglas, Paulding29 min
Jun 22, 12:39 PM EDTSevere Thunderstorm WarningFFCBarrow, Jackson51 min
Jun 22, 12:39 PM EDTSevere Thunderstorm WarningFFCBanks51 min
Jun 22, 1:01 PM EDTSevere Thunderstorm WarningFFCDouglas, Paulding44 min
Jun 22, 1:24 PM EDTSevere Thunderstorm WarningFFCMeriwether51 min
Jun 22, 1:53 PM EDTSevere Thunderstorm WarningFFCHouston37 min
Jun 22, 2:10 PM EDTSevere Thunderstorm WarningFFCChattahoochee, Muscogee35 min
Jun 22, 2:38 PM EDTSevere Thunderstorm WarningFFCHenry, Newton52 min
Jun 22, 2:48 PM EDTSevere Thunderstorm WarningFFCBarrow, Jackson42 min
Jun 22, 3:05 PM EDTSevere Thunderstorm WarningFFCMorgan, Oconee40 min
Jun 22, 3:05 PM EDTSevere Thunderstorm WarningFFCClarke40 min
Jun 22, 3:27 PM EDTSevere Thunderstorm WarningFFCGreene, Madison, Oglethorpe33 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2001Every 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; radar from the NEXRAD Level II archive.