Alert archive / Georgia / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 314, NWS Atlanta, GA

July 31, 2002Montgomery County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 31, 2002, 6:54 PM EDT for Montgomery County, Georgia. It was in force for 36 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
Jul 31, 2002, 6:54 PM EDT (22:54 UTC)
Expired
Jul 31, 2002, 7:30 PM EDT
In force
36 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

County Montgomery County, GA

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 10.9 hours before the alert went out and 205 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, Jacksonville, FL at 12:00Z on 2002-07-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 112 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, Jacksonville, FL at 12:00Z on 2002-07-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -30 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
112 J/kg
Mixed-layer CIN
-176 J/kg
Mixed-layer LCL
1372 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
-30 m²/s²
0-3 km storm-relative helicity
3 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.

685 
WUUS52 KFFC 312254
SVRATL
GAC209-312330-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
653 PM EDT WED JUL 31 2002

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

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

* UNTIL 730 PM EDT

* AT 647 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES NORTHWEST OF HIGGSTON...MOVING SOUTH AT
  15 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...AILEY...
ALSTON...HIGGSTON AND MOUNT VERNON.

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 3233 8245 3231 8265 3201 8259 3204 8247

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 30, 9:14 PM EDTSevere Thunderstorm WarningFFCFloyd31 min
Jul 31, 2:37 PM EDTSevere Thunderstorm WarningFFCFloyd23 min
Jul 31, 5:09 PM EDTSevere Thunderstorm WarningFFCDeKalb26 min
Jul 31, 5:25 PM EDTSevere Thunderstorm WarningFFCEmanuel35 min
Jul 31, 5:36 PM EDTSevere Thunderstorm WarningFFCNewton29 min
Jul 31, 5:57 PM EDTSevere Thunderstorm WarningFFCEmanuel33 min
Jul 31, 6:34 PM EDTSevere Thunderstorm WarningFFCGreene26 min
Jul 31, 6:37 PM EDTSevere Thunderstorm WarningFFCGreene23 min
Jul 31, 7:01 PM EDTSevere Thunderstorm WarningFFCGreene29 min
Jul 31, 7:13 PM EDTSevere Thunderstorm WarningFFCJefferson32 min
Jul 31, 7:19 PM EDTSevere Thunderstorm WarningFFCHancock26 min
Jul 31, 7:38 PM EDTSevere Thunderstorm WarningFFCJohnson32 min
Jul 31, 7:43 PM EDTSevere Thunderstorm WarningFFCMonroe22 min
Jul 31, 7:55 PM EDTSevere Thunderstorm WarningFFCBibb, Crawford35 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; the sounding from the Mesonet's radiosonde archive.