Alert archive / Georgia / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 74, NWS Atlanta, GA

June 18, 2004Bibb County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 18, 2004, 1:16 PM EDT for Bibb County, Georgia. It was in force for 29 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 18, 2004, 1:16 PM EDT (17:16 UTC)
Expired
Jun 18, 2004, 1:45 PM EDT
In force
29 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

County Bibb County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 5.3 hours before the alert went out and 91 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 2004-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 906 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, Peachtre/Fal Fld, GA at 12:00Z on 2004-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939Sfc1 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
906 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
875 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
42 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.

352 
WUUS52 KFFC 181716
SVRATL
GAC021-181745-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
117 PM EDT FRI JUN 18 2004

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BIBB COUNTY IN CENTRAL GEORGIA

* UNTIL 145 PM EDT

* AT 106 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER LIZELLA...MOVING EAST AT 15 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...LIZELLA AND
MACON.

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

THIS STORM CONTAINS VERY HEAVY RAIN. EXPECT 1 TO 2 INCHES OF RAIN IN
LESS THAN AN HOUR. THIS CAN CAUSE BRIEF FLOODING OF ROADS.

EXCESSIVE LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IF
POSSIBLE. STAY AWAY FROM WINDOWS AND DOORS. AVOID USING TELEPHONES OR
ELECTRICAL APPLIANCES.

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 3290 8383 3284 8388 3276 8386 3268 8365
      3288 8360

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 18, 12:19 PM EDTSevere Thunderstorm WarningFFCMeriwether26 min
Jun 18, 12:43 PM EDTSevere Thunderstorm WarningFFCSpalding32 min
Jun 18, 12:53 PM EDTSevere Thunderstorm WarningFFCHarris37 min
Jun 18, 1:01 PM EDTSevere Thunderstorm WarningFFCTroup29 min
Jun 18, 1:11 PM EDTSevere Thunderstorm WarningFFCHenry, Spalding34 min
Jun 18, 1:18 PM EDTSevere Thunderstorm WarningFFCHarris27 min
Jun 18, 1:20 PM EDTSevere Thunderstorm WarningFFCPike, Upson25 min
Jun 18, 1:35 PM EDTSevere Thunderstorm WarningFFCButts25 min
Jun 18, 1:45 PM EDTSevere Thunderstorm WarningFFCUpson30 min
Jun 18, 1:53 PM EDTSevere Thunderstorm WarningFFCButts, Jasper37 min
Jun 18, 2:18 PM EDTSevere Thunderstorm WarningFFCTwiggs27 min
Jun 18, 2:21 PM EDTSevere Thunderstorm WarningFFCTalbot24 min
Jun 18, 2:22 PM EDTSevere Thunderstorm WarningFFCWashington23 min
Jun 18, 2:41 PM EDTSevere Thunderstorm WarningFFCJones34 min
Jun 18, 2:58 PM EDTSevere Thunderstorm WarningFFCPutnam32 min
Jun 18, 3:04 PM EDTSevere Thunderstorm WarningFFCBaldwin26 min
Jun 18, 4:31 PM EDTSevere Thunderstorm WarningFFCLaurens29 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2004Every severe thunderstorm warning in 2004

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.