Alert archive / Georgia / Tornado Warnings in 2009
Tornado Warning 106, NWS Atlanta, GA
NWS Atlanta, GA issued this tornado warning at Apr 19, 2009, 10:40 PM EDT for Cherokee County, Cobb County, Fulton County, Georgia. It was in force for 34 min. 6 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
- Apr 19, 2009, 10:40 PM EDT (02:40 UTC)
- Expired
- Apr 19, 2009, 11:14 PM EDT
- In force
- 34 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
Counties Cherokee County, GA, Cobb County, GA, Fulton County, GA
The radar
The Atlanta radar (KFFC), 77 km from the middle of the area, began a volume at 02:41 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 |
|---|---|---|---|
| Apr 19, 10:40 PM EDT | FUNNEL CLOUD | 4 Nnw Marietta, GA | REPORTED BY GEMA AT I-75/I-575 SPLIT |
| Apr 19, 11:00 PM EDT | HAIL 0.25 | 1 Sw Woodstock, GA | |
| Apr 19, 11:00 PM EDT | TORNADO 1 | 4 Ese Woodstock, GA | *** 2 INJ *** APPEARANT TORNADO AFFECTED A 1.5 MILE PATH CENTERED WHERE THE KNOTS LANDING SUBDIVISION AND WYLIE BRIDGE RD INTERSECTS HWY 92. TWO MINOR INJURIES OCCURRED. 120 HOMES WERE AFFECTED WITH 12 HEAVILY DAMAGED OR DESTROYED. MOST OF THE DAMAGE CAUSED BY |
| Apr 19, 11:00 PM EDT | TORNADO | 4 Ese Woodstock, GA | *** 2 INJ *** APPEARANT TORNADO AFFECTED A 1.5 MILE PATH CENTERED WHERE THE KNOTS LANDING SUBDIVISION AND WYLIE BRIDGE RD INTERSECTS HWY 92. TWO MINOR INJURIES OCCURRED. 120 HOMES WERE AFFECTED WITH 12 HEAVILY DAMAGED OR DESTROYED. MOST OF THE DAMAGE CAUSED BY |
| Apr 19, 11:00 PM EDT | TORNADO | 4 E Woodstock, GA | *** 2 INJ *** APPEARANT TORNADO AFFECTED A 1.5 MILE PATH CENTERED WHERE THE KNOTS LANDING SUBDIVISION AND WYLIE BRIDGE RD INTERSECTS HWY 92. TWO MINOR INJURIES OCCURRED. 120 HOMES WERE AFFECTED WITH 12 HEAVILY DAMAGED OR DESTROYED. MOST OF THE DAMAGE CAUSED BY |
| Apr 19, 11:10 PM EDT | TSTM WND DMG | 5 E Woodstock, GA | SEVERAL TREES DOWN. ONE TREE DOWN ON A HOUSE. |
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 |
|---|---|---|---|
| Apr 19, 8:51 PM EDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 2.7 hours before the alert went out and 77 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS52 KFFC 200240
TORFFC
GAC057-067-121-200330-
/O.NEW.KFFC.TO.W.0106.090420T0240Z-090420T0330Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1040 PM EDT SUN APR 19 2009
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHERN CHEROKEE COUNTY IN NORTH CENTRAL GEORGIA
NORTHERN COBB COUNTY IN NORTH CENTRAL GEORGIA
NORTHEASTERN FULTON COUNTY IN NORTH CENTRAL GEORGIA
* UNTIL 1130 PM EDT
* AT 1040 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES
SOUTHWEST OF KENNESAW...MOVING NORTHEAST AT 25 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
ACWORTH...MARIETTA...WOODSTOCK...HOLLY SPRINGS...MOUNTAIN PARK...
ROSWELL...MILTON AND ALPHARETTA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW TORNADOES AT NIGHT ARE EXTREMELY DANGEROUS. DO NOT
WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE.
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 3409 8469 3409 8466 3411 8466 3427 8437
3405 8422 3386 8471 3395 8472 3395 8473
3406 8474
TIME...MOT...LOC 0241Z 240DEG 20KT 3398 8469
$$2 follow-up statements
000 WWUS52 KFFC 200254 SVSFFC SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 1054 PM EDT SUN APR 19 2009 GAC057-067-121-200330- /O.CON.KFFC.TO.W.0106.000000T0000Z-090420T0330Z/ COBB GA-CHEROKEE GA-FULTON GA- 1054 PM EDT SUN APR 19 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM EDT FOR NORTHEASTERN FULTON...SOUTHERN CHEROKEE AND NORTHEASTERN COBB COUNTIES... AT 1053 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED ABOUT 3 MILES SOUTH OF WOODSTOCK...MOVING NORTHEAST AT 25 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WOODSTOCK...LEBANON...SWEAT MOUNTAIN...HOLLY SPRINGS...MOUNTAIN PARK...HICKORY FLAT...BUFFINGTON...UNION HILL...ALPHARETTA... BIRMINGHAM AND MILTON. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW TORNADOES AT NIGHT ARE EXTREMELY DANGEROUS. DO NOT WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE. IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6. A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM EDT MONDAY MORNING FOR NORTHWESTERN GEORGIA. && LAT...LON 3397 8458 3412 8464 3427 8437 3407 8423 TIME...MOT...LOC 0254Z 241DEG 24KT 3406 8453 $$
000 WWUS52 KFFC 200314 SVSFFC SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 1114 PM EDT SUN APR 19 2009 GAC057-067-121-200323- /O.CAN.KFFC.TO.W.0106.000000T0000Z-090420T0330Z/ COBB GA-CHEROKEE GA-FULTON GA- 1114 PM EDT SUN APR 19 2009 ...THE TORNADO WARNING FOR NORTHEASTERN FULTON...SOUTHERN CHEROKEE AND NORTHEASTERN COBB COUNTIES IS CANCELLED... THE ROTATION IN THIS STORM HAS WEAKENED AND IS NO LONGER SUSPECTED TO BE PRODUCING A TORNADO. HOWEVER...GUSTY WINDS UP TO 40 MPH...HEAVY RAIN... AND SMALL HAIL ARE STILL POSSIBLE WITH THIS STORM. A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM EDT MONDAY MORNING FOR WESTERN GEORGIA. LAT...LON 3397 8458 3412 8464 3427 8437 3407 8423 TIME...MOT...LOC 0313Z 241DEG 24KT 3412 8440 $$
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 10:12 PM EDT | Severe Thunderstorm Warning | FFC | Chattooga, Dade, Walker | 63 min |
| Apr 19, 10:25 PM EDT | Tornado Warning | FFC | Chattooga, Dade, Walker | 28 min |
| Apr 19, 10:33 PM EDT | Severe Thunderstorm Warning | FFC | Floyd | 57 min |
| Apr 19, 11:04 PM EDT | Tornado Warning | FFC | Harris, Muscogee | 71 min |
| Apr 19, 11:46 PM EDT | Severe Thunderstorm Warning | FFC | Carroll, Haralson | 59 min |
| Apr 19, 11:51 PM EDT | Tornado Warning | FFC | Chattahoochee, Harris, Marion, Muscogee, Talbot | 23 min |
| Apr 20, 12:07 AM EDT | Severe Thunderstorm Warning | FFC | Banks, Dawson, Forsyth, Hall, Lumpkin, White | 53 min |
| Apr 20, 12:21 AM EDT | Tornado Warning | FFC | Carroll, Coweta, Douglas, Fulton | 54 min |
| Apr 20, 12:37 AM EDT | Tornado Warning | FFC | Clayton, Cobb, Coweta, Douglas, Fayette, Fulton | 53 min |
| Apr 20, 3:26 PM EDT | Wind Advisory | FFC | Banks, Barrow, Bartow, Butts, Carroll, Catoosa and 55 more | 28 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.