Alert archive / Georgia / Tornado Warnings in 2008

Tornado Warning 18, NWS Atlanta, GA

March 7, 2008Cobb County, Paulding County, Georgia

NWS Atlanta, GA issued this tornado warning at Mar 7, 2008, 8:17 PM EST for Cobb County, Paulding County, Georgia. It was in force for 28 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
Mar 7, 2008, 8:17 PM EST (01:17 UTC)
Expired
Mar 7, 2008, 8:45 PM EST
In force
28 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

Counties Cobb County, GA, Paulding County, GA

The radar

The Atlanta radar (KFFC), 61 km from the middle of the area, began a volume at 01:18 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 nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 1.3 hours before the alert went out and 62 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 2008-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 354 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 2008-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 146 square meters per square second.1939587897117136156Sfc1 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
354 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
708 m above ground
0-6 km bulk shear
96 kt
0-1 km storm-relative helicity
146 m²/s²
0-3 km storm-relative helicity
210 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KFFC 080117
TORFFC
GAC067-223-080145-
/O.NEW.KFFC.TO.W.0018.080308T0117Z-080308T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
817 PM EST FRI MAR 7 2008

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN COBB COUNTY IN NORTH CENTRAL GEORGIA
  SOUTHEASTERN PAULDING COUNTY IN NORTHWEST GEORGIA

* UNTIL 845 PM EST

* AT 814 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 9 MILES
  SOUTHWEST OF HIRAM...MOVING NORTHEAST AT 30 MPH.

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

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.

LAT...LON 3399 8475 3391 8458 3379 8474 3378 8490
TIME...MOT...LOC 0117Z 218DEG 30KT 3377 8484

$$
2 follow-up statements
000 
WWUS52 KFFC 080129
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
830 PM EST FRI MAR 7 2008

GAC067-223-080145-
/O.CON.KFFC.TO.W.0018.000000T0000Z-080308T0145Z/
PAULDING GA-COBB GA-
830 PM EST FRI MAR 7 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM EST FOR WEST
CENTRAL COBB AND EAST CENTRAL PAULDING COUNTIES...

AT 827 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR HIRAM...MOVING
NORTHEAST AT 30 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO POWDER
SPRINGS.

IF YOU ARE IN A MOBILE HOME OR VEHICLE...EVACUATE THEM AND GET INSIDE
A STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

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 3381 8479 3385 8485 3399 8475 3391 8459
      3390 8460
TIME...MOT...LOC 0130Z 218DEG 30KT 3386 8479

$$
000 
WWUS52 KFFC 080143
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
841 PM EST FRI MAR 7 2008

GAC067-223-080151-
/O.EXP.KFFC.TO.W.0018.000000T0000Z-080308T0145Z/
PAULDING GA-COBB GA-
841 PM EST FRI MAR 7 2008

...THE TORNADO WARNING FOR WEST CENTRAL COBB AND EAST CENTRAL 
PAULDING COUNTIES WILL BE ALLOWED TO EXPIRE AT 845 PM EST...

AT 839 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE 
STORM THAT MAY HAVE HAD A TORNADO EARLIER HAS WEAKENED CONSIDERABLY. 
THE TORNADO WARNING WILL BE ALLOWED TO EXPIRE AT 845 PM.

IF SEVERE WEATHER IS EXPECTED TO PERSIST BEYOND THE EXPIRATION TIME 
OF THIS WARNING...A NEW WARNING WILL BE ISSUED.

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 3381 8479 3385 8485 3399 8475 3392 8459
      3390 8460
TIME...MOT...LOC 0141Z 218DEG 30KT 3393 8472

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 7, 7:58 PM ESTTornado WarningFFCCarroll, Douglas, Paulding32 min
Mar 8, 2:36 PM ESTFire Weather WatchFFCBaldwin, Bibb, Bleckley, Chattahoochee, Crawford, Crisp and 34 more12 hr

Nearby

Tornado Warnings in Georgia, 2008Every tornado warning in 2008Tornadoes in 2008

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.