Alert archive / Georgia / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 64, NWS Jacksonville, FL

June 30, 2002Clinch County, Echols County, Georgia

NWS Jacksonville, FL issued this severe thunderstorm warning at Jun 30, 2002, 5:24 PM EDT for Clinch County, Echols County, Georgia. It was in force for 51 min. 1 report 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: Jun 30, 2002, 5:24 PM EDT (21:24 UTC)
Expired: Jun 30, 2002, 6:15 PM EDT
In force: 51 min
Issued by: NWS Jacksonville, FL
Area: Whole counties

Counties Clinch County, GA, Echols County, GA

What was reported inside it

Time	Report	Where	Remark
Jun 30, 6:10 PM EDT	Thunderstorm Wind	Countywide, GA	Large trees and power lines down.

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

Jacksonville, FL (KJAX), launched 12:00Z, 9.4 hours before the alert went out and 111 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1063 J/kg
Mixed-layer CIN: -45 J/kg
Mixed-layer LCL: 841 m above ground
0-6 km bulk shear: 2 kt
0-1 km storm-relative helicity: -24 m²/s²
0-3 km storm-relative helicity: -15 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.

626 
WUUS52 KJAX 302124
SVRJAX
GAC065-101-302215-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
524 PM EDT SUN JUN 30 2002

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WEST CENTRAL CLINCH COUNTY IN SOUTHEAST GEORGIA
  NORTHWESTERN ECHOLS COUNTY IN SOUTHEAST GEORGIA

* UNTIL 615 PM EDT

* AT 524 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS 11 MILES
  EAST OF MAYDAY...OR ABOUT 14 MILES SOUTH OF HOMERVILLE...MOVING
  WEST AT 15 MPH.

* SOME LOCATIONS NEAR THE PATH OF THE STORM THROUGH 615 PM EDT...
  MAYDAY...
  HAYLOW...
  WITHERS...

IF SEVERE WEATHER APPROACHES YOUR AREA...GO INSIDE A STURDY BUILDING
AWAY FROM WINDOWS. REMEMBER...A SEVERE THUNDERSTORM CAN PRODUCE LARGE
DAMAGING HAIL AND DAMAGING WINDS IN EXCESS OF 55 MPH.

REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT...OR YOU CAN CALL THE NATIONAL
WEATHER SERVICE IN JACKSONVILLE DIRECTLY AT 904-741-4370 TO REPORT
SEVERE WEATHER.

$$
LAT...LON 3076 8282 3073 8321 3079 8313 3085 8309
          3090 8303 3091 8283

ZAPPE

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Jacksonville, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 30, 2:00 PM EDT, 3 hours 24 minutes earlier.

Area forecast discussion, Jun 30, 2:00 PM EDT, 3 hours 24 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JACKSONVILLE FL
200 PM EDT SUN JUN 30 2002

A LARGE CLUSTER OF THUNDERSTORMS ALONG NE FL ATLANTIC COAST THIS
MORNING HAS PROVIDED GOOD RAINFALL ACROSS FLAGLER... ST. JOHNS AND
EASTERN MARION COUNTIES. RADAR INDICATES AMOUNTS RANGED FROM 1/4 TO
3 INCHES.

WATER VAPOR IMAGE INDICATES SOME WHAT DRIER AIR MOVING INTO SE GA
AND SHOULD CONTINUE SOUTH ACROSS WESTERN (I-75) PORTION OF CWA IN FL
OVER THE NEXT 48 HOURS.

EXTENDED... LITTLE CHANCE... CONTINUE AFTERNOON/EVENING THUNDERSTORM
PATTER THROUGH THE NEXT SUNDAY WITH TEMPS A FEW DEGREES ABOVE NORMAL.

MARINE...NO HEADLINES. WINDS LESS THAN 15 KTS AND SEAS LESS THAN 3
FEET NEXT 5 DAYS.

FIRE WX...NO CONCERNS.

PRELIM CCF
AMG EE 069/092 069/094 070 22--3
SSI EE 072/086 072/088 073 22--3
JAX BB 070/089 070/091 071 22443
SGJ BB 073/087 073/089 074 22443
GNV TT 069/089 069/091 070 22164
OCF TT 069/089 069/091 070 22477=

.JAX...
.GA...NONE.
.FL...NONE.

JOHNSON/BROYLES

In the hours before

Special weather statement, Jun 30, 11:45 AM EDT, 5 hours 39 minutes before

FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-302200-

NORTHEAST FLORIDA/SOUTHEAST GEORGIA HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1145 AM EDT SUN JUN 30 2002

...LOCALLY HEAVY RAINFALL LIKELY THIS AFTERNOON AND EVENING OVER
NORTH FLORIDA...
...STRONG THUNDERSTORMS POSSIBLE ACROSS NORTH FLORIDA...

NUMEROUS SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP THIS
AFTERNOON AND EVENING ACROSS NORTH FLORIDA. THESE STORMS WILL BE
ACCOMPANIED BY DANGEROUS CLOUD TO GROUND LIGHTNING...GUSTY WINDS AND
TORRENTIAL RAINFALL. STORM MOTION IS EXPECTED TO BE GENERALLY TO THE
SOUTHWEST AT 10 MPH OR LESS. DUE TO THE SLOW STORM MOTION...THE
GREATEST HAZARD WILL BE RAINFALL TOTALS EXCEEDING 3 INCHES...WHICH
WILL PRODUCE PONDING OF WATER ON ROADWAYS AND POSSIBLE LOCALIZED
FLOODING OF LOW LYING AREAS. HEAVIEST RAINFALL TOTALS ARE EXPECTED
SOUTH OF INTERSTATE 10. DRIER AIR FILTERING INTO GEORGIA WILL KEEP
THUNDERSTORM ACTIVITY MORE SCATTERED...WITH STORMS DEVELOPING LATER
IN THE AFTERNOON.

STORMS NEAR AND SOUTH OF THE INTERSTATE 10 CORRIDOR MAY BECOME
STRONG WITH WIND GUSTS OVER 40 MPH AND HAIL. ISOLATED SEVERE
THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND EVENING...BUT SPOTTER
ACTIVATION IS NOT EXPECTED AT THIS TIME.

FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN
JACKSONVILLE WEBSITE ON THE INTERNET AT WWW.SRH.NOAA.GOV/JAX.

CARROLL

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 30, 6:25 PM EDT	Severe Thunderstorm Warning	JAX	Wayne	50 min
Jun 30, 6:45 PM EDT	Severe Thunderstorm Warning	JAX	Ware	45 min
Jun 30, 7:00 PM EDT	Severe Thunderstorm Warning	JAX	Appling	45 min
Jun 30, 7:54 PM EDT	Severe Thunderstorm Warning	JAX	Bacon, Coffee	51 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2002 Every 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.