Alert archive / Georgia / Tornado Warnings in 2009

Tornado Warning 125, NWS Atlanta, GA

October 15, 2009Sumter County, Georgia

NWS Atlanta, GA issued this tornado warning at Oct 15, 2009, 7:11 PM EDT for Sumter County, Georgia. It was in force for 34 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: Oct 15, 2009, 7:11 PM EDT (23:11 UTC)
Expired: Oct 15, 2009, 7:45 PM EDT
In force: 34 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

County Sumter County, GA

The radar

The Robins AFB radar (KJGX), 107 km from the middle of the area, began a volume at 23:13 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
Oct 15, 7:15 PM EDT	TSTM WND DMG	Americus, GA	TREE TOPS AND POWER LINES DOWN
Oct 15, 7:30 PM EDT	FUNNEL CLOUD	Leslie, GA

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

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.2 hours before the alert went out and 163 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 455 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 163 m²/s²
0-3 km storm-relative helicity: 204 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 
WFUS52 KFFC 152311
TORFFC
GAC261-152345-
/O.NEW.KFFC.TO.W.0125.091015T2311Z-091015T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
711 PM EDT THU OCT 15 2009

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN SUMTER COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 745 PM EDT

* AT 710 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES SOUTH OF
  AMERICUS...MOVING EAST AT 30 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  LESLIE AND DESOTO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO A
BASEMENT OR INTERIOR ROOM ON THE GROUND FLOOR. STAY AWAY FROM
WINDOWS. IF DRIVING...DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

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 3190 8401 3191 8424 3193 8432 3210 8424
      3203 8396 3190 8395 3190 8400
TIME...MOT...LOC 2312Z 287DEG 28KT 3199 8420

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 15, 10:00 AM EDT	River Flood Warning	FFC	Johnson, Washington, Wilkinson	5 days
Oct 15, 11:15 AM EDT	River Flood Warning	FFC	Bleckley, Pulaski	70 hr
Oct 15, 11:15 AM EDT	River Flood Warning	FFC	Dodge, Telfair, Wilcox	9 days
Oct 15, 6:34 PM EDT	Severe Thunderstorm Warning	FFC	Marion, Schley, Sumter, Webster	26 min
Oct 15, 6:48 PM EDT	Tornado Warning	FFC	Sumter	27 min
Oct 15, 6:54 PM EDT	Severe Thunderstorm Warning	FFC	Crisp, Dooly, Schley, Sumter	36 min
Oct 15, 7:33 PM EDT	Severe Thunderstorm Warning	FFC	Crisp, Sumter	42 min

Nearby

Tornado Warnings in Georgia, 2009 Every tornado warning in 2009 Tornadoes in 2009

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.