Alert archive / Georgia / Tornado Warnings in 2009

Tornado Warning 108, NWS Atlanta, GA

April 19, 20095 counties in Georgia

NWS Atlanta, GA issued this tornado warning at Apr 19, 2009, 11:51 PM EDT for 5 counties in Georgia. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Apr 19, 2009, 11:51 PM EDT (03:51 UTC)
Expired
Apr 20, 2009, 12:14 AM EDT
In force
23 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

Counties Chattahoochee County, GA, Harris County, GA, Marion County, GA, Muscogee County, GA, Talbot County, GA

The radar

The Atlanta radar (KFFC), 84 km from the middle of the area, began a volume at 03:54 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.

IssuedProductOfficeLasted
Apr 19, 8:51 PM EDTTornado WatchSPC6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 3.9 hours before the alert went out and 84 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 00:00Z on 2009-04-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 182 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 00:00Z on 2009-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 212 square meters per square second.1939587897117Sfc1 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
182 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
1004 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
212 m²/s²
0-3 km storm-relative helicity
248 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KFFC 200351
TORFFC
GAC053-145-197-215-263-200445-
/O.NEW.KFFC.TO.W.0108.090420T0351Z-090420T0445Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1151 PM EDT SUN APR 19 2009

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN CHATTAHOOCHEE COUNTY IN WEST CENTRAL GEORGIA
  SOUTHEASTERN HARRIS COUNTY IN WEST CENTRAL GEORGIA
  NORTHWESTERN MARION COUNTY IN WEST CENTRAL GEORGIA
  NORTHEASTERN MUSCOGEE COUNTY IN WEST CENTRAL GEORGIA
  TALBOT COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 1245 AM EDT

* AT 1149 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR AND SPOTTERS
  INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 11 
  MILES WEST OF UPATOI...MOVING EAST AT 25 MPH. DAMAGE HAS BEEN 
  REPORTED WITH STORM. MOVE TO A SAFE PLACE NOW

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  WAVERLY HALL...GENEVA...JUNCTION CITY AND TALBOTTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. THIS
STORM IS CAPABLE OF PRODUCING STRONG TO VIOLENT TORNADOES. IF YOU ARE
IN THE PATH OF THIS TORNADO...TAKE COVER IMMEDIATELY

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM EDT MONDAY MORNING FOR
NORTHWESTERN GEORGIA.

&&

LAT...LON 3280 8446 3259 8440 3256 8441 3256 8444
      3254 8446 3253 8445 3246 8476 3266 8482
TIME...MOT...LOC 0350Z 249DEG 22KT 3251 8491

$$
2 follow-up statements
000 
WWUS52 KFFC 200410
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1210 AM EDT MON APR 20 2009

GAC053-145-197-215-263-200445-
/O.CON.KFFC.TO.W.0108.000000T0000Z-090420T0445Z/
CHATTAHOOCHEE GA-MARION GA-MUSCOGEE GA-HARRIS GA-TALBOT GA-
1210 AM EDT MON APR 20 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 AM EDT FOR
TALBOT...SOUTHEASTERN HARRIS...NORTHEASTERN MUSCOGEE...NORTHWESTERN
MARION AND NORTHEASTERN CHATTAHOOCHEE COUNTIES...

AT 1208 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR UPATOI...MOVING
EAST AT 25 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
ELLERSLIE...WAVERLY HALL...BOX SPRINGS...BAUGHVILLE...JUNIPER...OLIVE
BRANCH...GENEVA...BALDWINVILLE...PO BIDDY CROSSROADS...JUNCTION CITY
AND TALBOTTON.

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 FIRST 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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM EDT MONDAY MORNING FOR
NORTHWESTERN GEORGIA.

&&

LAT...LON 3280 8446 3259 8440 3256 8441 3256 8444
      3254 8446 3253 8445 3246 8476 3266 8482
TIME...MOT...LOC 0410Z 249DEG 22KT 3255 8477

$$
000 
WWUS52 KFFC 200414
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1214 AM EDT MON APR 20 2009

GAC053-145-197-215-263-200423-
/O.CAN.KFFC.TO.W.0108.000000T0000Z-090420T0445Z/
CHATTAHOOCHEE GA-MARION GA-MUSCOGEE GA-HARRIS GA-TALBOT GA-
1214 AM EDT MON APR 20 2009

...THE TORNADO WARNING FOR TALBOT...SOUTHEASTERN HARRIS...
NORTHEASTERN MUSCOGEE...NORTHWESTERN MARION AND NORTHEASTERN
CHATTAHOOCHEE COUNTIES IS CANCELLED...

THE ROTATION WITH THE STORM HAS WEAKENED AND IS NO LONGER SUSPECTED 
TO BE PRODUCING A TORNADO. HOWEVER...ISOLATED GUSTY WINDS UP TO 45 
MPH AND BRIEF HEAVY RAIN ARE STILL POSSIBLE WITH THIS STORM.

IF YOU SAW WIND DAMAGE...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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM EDT MONDAY MORNING FOR
MUCH OF WESTERN GEORGIA.

LAT...LON 3280 8446 3259 8440 3256 8441 3256 8444
      3254 8446 3253 8445 3246 8476 3266 8482
TIME...MOT...LOC 0413Z 249DEG 22KT 3256 8475

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 19, 10:12 PM EDTSevere Thunderstorm WarningFFCChattooga, Dade, Walker63 min
Apr 19, 10:25 PM EDTTornado WarningFFCChattooga, Dade, Walker28 min
Apr 19, 10:33 PM EDTSevere Thunderstorm WarningFFCFloyd57 min
Apr 19, 10:40 PM EDTTornado WarningFFCCherokee, Cobb, Fulton34 min
Apr 19, 11:04 PM EDTTornado WarningFFCHarris, Muscogee71 min
Apr 19, 11:46 PM EDTSevere Thunderstorm WarningFFCCarroll, Haralson59 min
Apr 20, 12:07 AM EDTSevere Thunderstorm WarningFFCBanks, Dawson, Forsyth, Hall, Lumpkin, White53 min
Apr 20, 12:21 AM EDTTornado WarningFFCCarroll, Coweta, Douglas, Fulton54 min
Apr 20, 12:37 AM EDTTornado WarningFFCClayton, Cobb, Coweta, Douglas, Fayette, Fulton53 min
Apr 20, 3:26 PM EDTWind AdvisoryFFCBanks, Barrow, Bartow, Butts, Carroll, Catoosa and 55 more28 hr

Nearby

Tornado Warnings in Georgia, 2009Every tornado warning in 2009Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.