Alert archive / Georgia / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 352, NWS Atlanta, GA

December 12, 1996Haralson County, Polk County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Dec 12, 1996, 3:41 PM EST for Haralson County, Polk County, Georgia. It was in force for 64 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 12, 1996, 3:41 PM EST (20:41 UTC)
Expired
Dec 12, 1996, 4:45 PM EST
In force
64 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Haralson County, GA, Polk County, GA

The radar

The Atlanta radar (KFFC), 84 km from the middle of the area, began a volume at 20:43 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.7 hours before the alert went out and 87 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 1996-12-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 104 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 1996-12-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 108 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
104 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
540 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
108 m²/s²
0-3 km storm-relative helicity
91 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Special weather statement, Dec 12, 11:00 AM EST, 4 hours 41 minutes before
GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
091>098-103>113-130400-

NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1100 AM EST THU DEC 12 1996

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND
EVENING OVER NORTHWESTERN AND WEST-CENTRAL PARTS OF GEORGIA.

A WARM AND HUMID AIRMASS OVER GEORGIA WILL BECOME INCREASINGLY
UNSTABLE THIS AFTERNOON AS AN UPPER AIR DISTURBANCE APPROACHES FROM
LOUISIANA AND MISSISSIPPI. A SURFACE COLD FRONT MOVING SLOWLY EAST
AHEAD OF THE UPPER AIR FEATURE WILL TRIGGER THUNDERSTORMS FROM
MISSISSIPPI INTO WESTERN GEORGIA.

DUE TO COLD DRY AIR ALOFT WITH THE UPPER DISTURBANCE...THE MAIN
SEVERE THUNDERSTORM THREATS ARE STRONG WINDS AND LARGE HAIL.

SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL IN NORTH AND
CENTRAL GEORGIA SHOULD BE PREPARED FOR POSSIBLE ACTIVATION THIS
AFTERNOON AND EVENING.

WRS
Special weather statement, Dec 12, 11:05 AM EST, 4 hours 36 minutes before
GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
091>098-103>113-130400-

NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1100 AM EST THU DEC 12 1996

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND
EVENING OVER NORTHWESTERN AND WEST-CENTRAL PARTS OF GEORGIA.

A WARM AND HUMID AIRMASS OVER GEORGIA WILL BECOME INCREASINGLY
UNSTABLE THIS AFTERNOON AS AN UPPER AIR DISTURBANCE APPROACHES FROM
LOUISIANA AND MISSISSIPPI. A SURFACE COLD FRONT MOVING SLOWLY EAST
AHEAD OF THE UPPER AIR FEATURE WILL TRIGGER THUNDERSTORMS FROM
MISSISSIPPI INTO WESTERN GEORGIA.

DUE TO COLD DRY AIR ALOFT WITH THE UPPER DISTURBANCE...THE MAIN
SEbVERE THUNDERSTORM THREATS ARE STRONG WINDS AND LARGE HAIL.

SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL IN NORTH AND
CENTRAL GEORGIA SHOULD BE PREPARED FOR POSSIBLE ACTIVATION THIS
AFTERNOON AND EVENING.

WRS

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 12, 3:53 PM ESTSevere Thunderstorm WarningFFCCherokee, Dawson52 min
Dec 12, 5:11 PM ESTSevere Thunderstorm WarningFFCMeriwether34 min
Dec 12, 5:31 PM ESTSevere Thunderstorm WarningFFCHarris29 min
Dec 12, 5:34 PM ESTSevere Thunderstorm WarningFFCLamar, Monroe, Upson41 min
Dec 12, 5:48 PM ESTSevere Thunderstorm WarningFFCHeard, Troup42 min
Dec 12, 6:15 PM ESTSevere Thunderstorm WarningFFCLamar, Pike, Upson60 min
Dec 12, 6:15 PM ESTSevere Thunderstorm WarningFFCMonroe60 min
Dec 12, 6:36 PM ESTSevere Thunderstorm WarningFFCJones39 min
Dec 12, 6:56 PM ESTSevere Thunderstorm WarningFFCBibb49 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1996Every severe thunderstorm warning in 1996

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; radar from the NEXRAD Level II archive.