Alert archive / Georgia / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 23, NWS Atlanta, GA

February 16, 20014 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Feb 16, 2001, 6:34 PM EST for 4 counties in Georgia. It was in force for 41 min. 4 reports 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
Feb 16, 2001, 6:34 PM EST (23:34 UTC)
Expired
Feb 16, 2001, 7:15 PM EST
In force
41 min
Issued by
NWS Atlanta, GA
Area
Whole counties

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

What was reported inside it

TimeReportWhereRemark
Feb 16, 6:38 PM ESTThunderstorm WindCountywide, GAThe public reported trees and power lines down throughout the county. In Lawrenceville, a steel shed was blown off its foundation and landed on a fence
Feb 16, 6:40 PM ESTThunderstorm Wind 65 ECountywide, GAThe De Kalb county 911 center reported trees and power lines down all across the county. Two trees were blown down on homes. In the Chamblee-Tucker area, winds were estimated at 70 to 80 mph.
Feb 16, 6:57 PM ESTThunderstorm WindScarboroughs Xrds, GAThe Henry county 911 center reported trees and power lines down in the far northwest corner of the county in the Fairview subdivision.
Feb 16, 7:00 PM ESTThunderstorm WindConyers, GAA storm spotter reported that power lines and trees were blown down in Conyers. A local sheriff reported seeing a tornado in the area, but there was no confirmation of a tornado touchdown.

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.

IssuedProductOfficeLasted
Feb 16, 5:00 PM ESTTornado WatchSPC5 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.6 hours before the alert went out and 52 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, Peachtre/Fal Fld, GA at 12:00Z on 2001-02-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLLFCEL10008507005003002001001 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, Peachtre/Fal Fld, GA at 12:00Z on 2001-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 square meters per square second.1939587897Sfc1 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
2 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
539 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
66 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.

000 
WUUS52 KFFC 162335
SVRATL
GAC063-089-113-135-151-247-170015-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
634 PM EST FRI FEB 16 2001

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLAYTON COUNTY IN NORTH CENTRAL GEORGIA
  DEKALB COUNTY IN NORTH CENTRAL GEORGIA
  FAYETTE COUNTY IN NORTH CENTRAL GEORGIA
  GWINNETT COUNTY IN NORTH CENTRAL GEORGIA
  HENRY COUNTY IN NORTH CENTRAL GEORGIA
  ROCKDALE COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 715 PM EST

* AT 629 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  A LINE OF SEVERE THUNDERSTORMS PRODUCING WINDS UP TO 70 MPH   
  LOCATED FROM 11 MILES NORTHWEST OF DULUTH TO 15 MILES NORTHWEST OF   
  PEACHTREE CITY...MOVING EAST AT 65 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...TUCKER...
SUWANEE...SUGAR HILL...STONE MOUNTAIN...STOCKBRIDGE...SNELLVILLE...
SCOTTDALE...RIVERDALE...REDAN...PINE LAKE...PANTHERSVILLE...NORTH
DECATUR...NORCROSS...MOUNTAIN PARK...MORROW...MCDONOUGH...LOVEJOY...
LOCUST GROVE...LITHONIA...LILBURN...LAWRENCEVILLE...LAKEVIEW
ESTATES...LAKE CITY...JONESBORO...IRONDALE...HAMPTON...GRESHAM
PARK...FOREST PARK...FAYETTEVILLE...DUNWOODY...DULUTH...DORAVILLE...
DECATUR...DACULA...CONYERS...CONLEY...CLARKSTON...CHAMBLEE...
CANDLER-MCAFEE...BUFORD...BONANZA...BLACKSVILLE...BERKELEY LAKE...
BELVEDERE PARK AND AVONDALE ESTATES.

A TORNADO WATCH IS ALSO IN EFFECT. TORNADOES CAN DEVELOP SUDDENLY
FROM SEVERE THUNDERSTORMS. BE ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS.

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.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 16, 4:52 PM ESTSevere Thunderstorm WarningFFCPolk23 min
Feb 16, 5:14 PM ESTSevere Thunderstorm WarningFFCFloyd, Haralson, Paulding, Polk46 min
Feb 16, 5:14 PM ESTSevere Thunderstorm WarningFFCCarroll46 min
Feb 16, 5:47 PM ESTTornado WarningFFCPaulding, Polk28 min
Feb 16, 5:52 PM ESTSevere Thunderstorm WarningFFCBartow23 min
Feb 16, 6:01 PM ESTSevere Thunderstorm WarningFFCCherokee, Cobb29 min
Feb 16, 6:01 PM ESTSevere Thunderstorm WarningFFCCarroll, Douglas, Heard29 min
Feb 16, 6:08 PM ESTTornado WarningFFCCobb, Douglas37 min
Feb 16, 6:22 PM ESTSevere Thunderstorm WarningFFCDawson, Forsyth, Fulton38 min
Feb 16, 6:22 PM ESTSevere Thunderstorm WarningFFCCoweta38 min
Feb 16, 6:27 PM ESTTornado WarningFFCForsyth, Fulton, Gwinnett33 min
Feb 16, 6:34 PM ESTSevere Thunderstorm WarningFFCClayton, Fayette41 min
Feb 16, 6:38 PM ESTTornado WarningFFCDeKalb, Gwinnett37 min
Feb 16, 6:46 PM ESTSevere Thunderstorm WarningFFCBanks, Hall, Jackson44 min
Feb 16, 6:46 PM ESTSevere Thunderstorm WarningFFCNewton, Walton44 min
Feb 16, 6:46 PM ESTSevere Thunderstorm WarningFFCBarrow44 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.