Alert archive / Georgia / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 16, NWS Atlanta, GA

March 31, 2002Sumter County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Mar 31, 2002, 2:35 PM EST for Sumter County, Georgia. It was in force for 40 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 31, 2002, 2:35 PM EST (19:35 UTC)
Expired
Mar 31, 2002, 3:15 PM EST
In force
40 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

County Sumter County, GA

What was reported inside it

TimeReportWhereRemark
Mar 31, 3:10 PM ESTThunderstorm WindAmericus, GAThe Sumter county 911 center reported that three trees and a power line were blown down in Americus.

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
Mar 31, 1:45 PM ESTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 7.6 hours before the alert went out and 155 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 2002-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2002-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
856 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
226 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

834 
WUUS52 KFFC 311935
SVRATL
GAC261-312015-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
234 PM EST SUN MAR 31 2002

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SUMTER COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 315 PM EST

* AT 231 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 13 MILES SOUTHWEST OF AMERICUS...MOVING   
NORTHEAST AT 25 TO 30 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...AMERICUS...DE
SOTO AND LESLIE.

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 3197 8444 3190 8425 3196 8399 3216 8415

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 30, 8:40 PM ESTSevere Thunderstorm WarningFFCClayton, Fulton35 min
Mar 30, 9:01 PM ESTSevere Thunderstorm WarningFFCDeKalb, Henry, Rockdale29 min
Mar 31, 1:58 PM ESTSevere Thunderstorm WarningFFCCobb, Fulton32 min
Mar 31, 2:09 PM ESTSevere Thunderstorm WarningFFCDeKalb36 min
Mar 31, 2:21 PM ESTSevere Thunderstorm WarningFFCGwinnett24 min
Mar 31, 3:05 PM ESTSevere Thunderstorm WarningFFCDodge25 min
Mar 31, 3:42 PM ESTSevere Thunderstorm WarningFFCLaurens33 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2002Every severe thunderstorm warning in 2002

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.