Alert archive / Georgia / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 7, NWS Atlanta, GA

January 5, 1997Henry County, Spalding County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jan 5, 1997, 5:37 AM EST for Henry County, Spalding County, Georgia. It was in force for 38 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: Jan 5, 1997, 5:37 AM EST (10:37 UTC)
Expired: Jan 5, 1997, 6:15 AM EST
In force: 38 min
Issued by: NWS Atlanta, GA
Area: Whole counties

Counties Henry County, GA, Spalding County, GA

The radar

The Atlanta radar (KFFC), 32 km from the middle of the area, began a volume at 10:39 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jan 5, 3:00 AM EST	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 10.6 hours before the alert went out and 26 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: 65 J/kg
Mixed-layer CIN: -97 J/kg
Mixed-layer LCL: 1201 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 178 m²/s²
0-3 km storm-relative helicity: 219 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.

000 
TTAA00 KATL 051037
SVRATL
GAC151-255-051115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
537 AM EST SUN JAN 5 1997
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  615 AM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST GEORGIA
 
   ...HENRY COUNTY...SPALDING COUNTY
 
AT 535 AM EST A SEVERE THUNDERSTORM WAS LOCATED NEAR ZETELLA IN
SPALDING COUNTY. THE STORM WAS MOVING TO THE NORTHEAST AT 55 MILES
AN HOUR. THIS MOVEMENT WILL PLACE THE STORM INTO HENRY COUNTY NEAR
MCDONOUGH AROUND 605 AM EST.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 5, 1:49 AM EST	Severe Thunderstorm Warning	FFC	Dade	26 min
Jan 5, 2:37 AM EST	Severe Thunderstorm Warning	FFC	Chattooga	38 min
Jan 5, 3:03 AM EST	Severe Thunderstorm Warning	FFC	Polk	27 min
Jan 5, 3:24 AM EST	Severe Thunderstorm Warning	FFC	Bartow	36 min
Jan 5, 4:31 AM EST	Severe Thunderstorm Warning	FFC	Clayton, Coweta, Fayette, Fulton	29 min
Jan 5, 5:09 AM EST	Severe Thunderstorm Warning	FFC	Troup	36 min
Jan 5, 5:58 AM EST	Severe Thunderstorm Warning	FFC	Butts, Jasper, Newton	32 min
Jan 5, 7:38 AM EST	Severe Thunderstorm Warning	FFC	Baldwin, Hancock	37 min
Jan 5, 7:49 AM EST	Severe Thunderstorm Warning	FFC	Dooly, Houston, Macon	26 min
Jan 5, 8:25 AM EST	Severe Thunderstorm Warning	FFC	Dooly, Pulaski	35 min
Jan 5, 8:34 AM EST	Severe Thunderstorm Warning	FFC	Bleckley, Dodge	26 min
Jan 5, 8:51 AM EST	Severe Thunderstorm Warning	FFC	Laurens	54 min
Jan 5, 9:03 AM EST	Severe Thunderstorm Warning	FFC	Dodge	27 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1997 Every severe thunderstorm warning in 1997

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.