Alert archive / Georgia / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 449, NWS Atlanta, GA

December 15, 2007Dodge County, Wilcox County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Dec 15, 2007, 9:45 PM EST for Dodge County, Wilcox County, Georgia. It was in force for 45 min. 2 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: Dec 15, 2007, 9:45 PM EST (02:45 UTC)
Expired: Dec 15, 2007, 10:30 PM EST
In force: 45 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Dodge County, GA, Wilcox County, GA

The radar

The Robins AFB radar (KJGX), 61 km from the middle of the area, began a volume at 02:46 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
Dec 15, 9:50 PM EST	TSTM WND DMG	3 Sse Abbeville, GA	TIN ROOF BLOWN OFF A HOUSE AND A TRUCK BLOWN OFF THE ROAD INTO A DITCH. WINDS ESTIMATED TO BE 70 MPH.
Dec 15, 9:50 PM EST	TORNADO	3 S Abbeville, GA	ROOF TORN OFF A HOME AND ONE VECHICLE THROWN INTO A DITCH.

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
Dec 15, 9:42 PM EST	Tornado Watch	SPC	8 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 2.8 hours before the alert went out and 180 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: 1 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 448 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 278 m²/s²
0-3 km storm-relative helicity: 287 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 
WUUS52 KFFC 160246
SVRFFC
GAC091-315-160330-
/O.NEW.KFFC.SV.W.0449.071216T0245Z-071216T0330Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
945 PM EST SAT DEC 15 2007

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DODGE COUNTY IN CENTRAL GEORGIA
  EASTERN WILCOX COUNTY IN CENTRAL GEORGIA

* UNTIL 1030 PM EST

* AT 941 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS UP TO 60
  MPH.  THIS STORM WAS LOCATED NEAR ROCHELLE...MOVING NORTHEAST AT 50
  MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  ABBEVILLE...EASTMAN...YONKERS...PLAINFIELD AND CHESTER.

A TORNADO WATCH IS 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 3196 8348 3213 8337 3210 8334 3212 8330
      3215 8333 3217 8329 3220 8332 3241 8319
      3239 8311 3215 8299 3217 8291 3184 8332
TIME...MOT...LOC 0245Z 224DEG 56KT 3197 8332

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 15, 9:37 PM EST	Tornado Warning	FFC	Wilcox	8 min
Dec 15, 10:02 PM EST	Tornado Warning	FFC	Dodge	28 min
Dec 15, 10:09 PM EST	Severe Thunderstorm Warning	FFC	Laurens, Wheeler	51 min
Dec 15, 10:18 PM EST	Tornado Warning	FFC	Laurens, Wheeler	27 min
Dec 15, 10:44 PM EST	Tornado Warning	FFC	Treutlen	31 min
Dec 15, 10:51 PM EST	Severe Thunderstorm Warning	FFC	Emanuel	39 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.