Alert archive / Georgia / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 4, NWS Atlanta, GA

January 5, 2007Carroll County, Coweta County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jan 5, 2007, 9:52 AM EST for Carroll County, Coweta County, Georgia. It was in force for 23 min. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jan 5, 2007, 9:52 AM EST (14:52 UTC)
Expired: Jan 5, 2007, 10:15 AM EST
In force: 23 min
Issued by: NWS Atlanta, GA
Area: Counties, with a storm outline in the text

Counties Carroll County, GA, Coweta County, GA

The radar

The Atlanta radar (KFFC), 35 km from the middle of the area, began a volume at 14:52 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.

What was reported inside it

Time	Report	Where	Remark
Jan 5, 10:05 AM EST	TSTM WND DMG	6 W Newnan, GA	POSSIBLE TORNADO DAMAGED A BARN AND UPROOTED NUMEROUS TREES AT W HWY 34 JUST SOUTH OF WELCOME.
Jan 5, 10:05 AM EST	TORNADO	4 Ssw Sargent, GA	TORNADO TOUCHED DOWN APPROXIMATELY 4 MILES SSW OF SARGENT AND CONTINUED NE FOR 2 MILES...LIFTING APPROXIMATELY 2 MILES SOUTH OF SARGENT. MAXIMUM PATH WIDTH WAS 200 YDS. APPROXIMATELY 30 HOMES RECEIVED MINOR DAMAGE TO ROOFS AND SIDING. HUNDREDS OF TREES WERE SN
Jan 5, 10:12 AM EST	TSTM WND DMG	5 Wnw Newnan, GA	MINOR STRUCTURE AND TREE DAMAGE NEAR THIGPEN AND WELCOME ROADS WEST OF NEWNAN. VERY STRONG WINDS ALSO REPORTED.
Jan 5, 10:15 AM EST	TSTM WND DMG	Sargent, GA	TREES DOWN ALONG WELCOME AND HANDY ROADS...ONE ON HOUSE ON DIXEN ROAD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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, 8:21 AM EST	Tornado Watch	SPC	8 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 2.9 hours before the alert went out and 41 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: 120 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 520 m above ground
0-6 km bulk shear: 66 kt
0-1 km storm-relative helicity: 163 m²/s²
0-3 km storm-relative helicity: 187 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS52 KFFC 051452
SVRFFC
GAC045-077-051515-
/O.NEW.KFFC.SV.W.0004.070105T1452Z-070105T1515Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
952 AM EST FRI JAN 5 2007

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN CARROLL COUNTY IN NORTHWEST GEORGIA
  COWETA COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 1015 AM EST

* AT 947 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZED HAIL...AND
  DAMAGING WINDS UP TO 60 MPH. THIS STORM WAS LOCATED 8 MILES
  SOUTHWEST OF SARGENT...MOVING NORTHEAST AT 40 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  WHITESBURG.

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY INSIDE A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL 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 3344 8504 3322 8490 3350 8473 3363 8495

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 5, 8:19 AM EST	Severe Thunderstorm Warning	FFC	Haralson, Polk	26 min
Jan 5, 8:36 AM EST	Severe Thunderstorm Warning	FFC	Floyd	54 min
Jan 5, 9:19 AM EST	Severe Thunderstorm Warning	FFC	Heard, Troup	41 min
Jan 5, 10:00 AM EST	Tornado Warning	FFC	Coweta	45 min
Jan 5, 10:13 AM EST	Tornado Warning	FFC	Fulton	47 min
Jan 5, 10:27 AM EST	Tornado Warning	FFC	Meriwether	33 min
Jan 5, 10:36 AM EST	Tornado Warning	FFC	Douglas	24 min
Jan 5, 10:43 AM EST	Severe Thunderstorm Warning	FFC	Coweta, Fayette	32 min
Jan 5, 10:55 AM EST	Tornado Warning	FFC	Coweta, Fayette	24 min
Jan 5, 10:59 AM EST	Severe Thunderstorm Warning	FFC	Clayton, Fulton	46 min
Jan 5, 11:08 AM EST	Tornado Warning	FFC	Clayton, Henry	37 min
Jan 5, 11:22 AM EST	Severe Thunderstorm Warning	FFC	Spalding	23 min
Jan 5, 11:35 AM EST	Severe Thunderstorm Warning	FFC	Newton, Rockdale	40 min
Jan 5, 11:35 AM EST	Severe Thunderstorm Warning	FFC	Butts	25 min
Jan 5, 11:49 AM EST	Severe Thunderstorm Warning	FFC	Jasper	41 min
Jan 5, 11:57 AM EST	Severe Thunderstorm Warning	FFC	Walton	33 min
Jan 5, 12:12 PM EST	Severe Thunderstorm Warning	FFC	Morgan	33 min
Jan 5, 12:22 PM EST	Severe Thunderstorm Warning	FFC	Clarke, Oconee	38 min
Jan 5, 12:31 PM EST	Severe Thunderstorm Warning	FFC	Banks, Hall, Jackson, White	37 min
Jan 5, 1:09 PM EST	Severe Thunderstorm Warning	FFC	Oglethorpe	36 min
Jan 5, 1:59 PM EST	Severe Thunderstorm Warning	FFC	Houston, Pulaski	31 min
Jan 5, 2:11 PM EST	Tornado Warning	FFC	Houston, Pulaski	18 min
Jan 5, 2:21 PM EST	Tornado Warning	FFC	Bleckley, Twiggs	39 min
Jan 5, 2:40 PM EST	Severe Thunderstorm Warning	FFC	Wilkinson	50 min
Jan 5, 2:48 PM EST	Severe Thunderstorm Warning	FFC	Laurens	43 min
Jan 5, 3:23 PM EST	Severe Thunderstorm Warning	FFC	Twiggs	22 min
Jan 5, 4:14 PM EST	Severe Thunderstorm Warning	FFC	Telfair	31 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2007 Every severe thunderstorm warning in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.