Alert archive / Georgia / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 37, NWS Tallahassee, FL

April 3, 2002Seminole County, Georgia

NWS Tallahassee, FL issued this severe thunderstorm warning at Apr 3, 2002, 8:23 PM EST for Seminole County, Georgia. It was in force for 67 min. 2 reports 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
Apr 3, 2002, 8:23 PM EST (01:23 UTC)
Expired
Apr 3, 2002, 9:30 PM EST
In force
67 min
Issued by
NWS Tallahassee, FL
Area
Counties, with a storm outline in the text

County Seminole County, GA

What was reported inside it

TimeReportWhereRemark
Apr 3, 8:37 PM ESTHail 1.75Ashburn, GAGolfball size hail reported by the Turner County EMA.
Apr 3, 8:37 PM ESTThunderstorm WindAshburn, GADowned trees reported by the Turner 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, 1.4 hours before the alert went out and 163 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 2002-04-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 492 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, Tallahassee Rgnl, FL at 00:00Z on 2002-04-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 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
492 J/kg
Mixed-layer CIN
-129 J/kg
Mixed-layer LCL
1267 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
22 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
WUUS52 KTAE 040123
SVRTLH
GAC253-040200-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
823 PM EST WED APR 3 2002

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN SEMINOLE COUNTY IN GEORGIA

* UNTIL 900 PM EST...

* AT 823 PM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A   
  SEVERE THUNDERSTORM WITH LARGE HAIL ABOUT 11 MILES SOUTH OF        
  DONALSONVILLE...MOVING EAST AT 25 MPH.

* SOME LOCATIONS NEAR THE PATH OF THE STORM THROUGH 900 PM EST...
  DESSER...

THE MAIN THREAT FROM THIS STORM IS LARGE HAIL.


LAT...LON 3092 8495 3084 8494 3081 8482 3097 8477

.END

12-WATSON

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 3, 7:37 PM ESTSevere Thunderstorm WarningTAEMitchell83 min
Apr 3, 8:00 PM ESTSevere Thunderstorm WarningTAEColquitt, Worth60 min
Apr 3, 8:28 PM ESTSevere Thunderstorm WarningTAEColquitt, Tift, Turner, Worth9 days
Apr 3, 8:57 PM ESTSevere Thunderstorm WarningTAEBen Hill, Irwin, Tift, Turner9 days

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.