Alert archive / Georgia / Tornado Warnings in 2008

Tornado Warning 1, NWS Atlanta, GA

February 6, 2008Dade County, Georgia

NWS Atlanta, GA issued this tornado warning at Feb 6, 2008, 6:21 AM EST for Dade County, Georgia. It was in force for 39 min. 1 report 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: Feb 6, 2008, 6:21 AM EST (11:21 UTC)
Expired: Feb 6, 2008, 7:00 AM EST
In force: 39 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

County Dade County, GA

The radar

The Northeast Alabama radar (KHTX), 54 km from the middle of the area, began a volume at 11:25 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
Feb 6, 6:40 AM EST	TSTM WND DMG	4 W Trenton, GA	TWO TREES WERE DOWN NEAR HIGHWAY 136.

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
Feb 6, 5:06 AM EST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 11.4 hours before the alert went out and 170 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: 706 J/kg
Mixed-layer CIN: -45 J/kg
Mixed-layer LCL: 812 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 300 m²/s²
0-3 km storm-relative helicity: 362 m²/s²
Significant tornado parameter: 1.6
Supercell composite: 3.2

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KFFC 061122
TORFFC
GAC083-061200-
/O.NEW.KFFC.TO.W.0001.080206T1121Z-080206T1200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
621 AM EST WED FEB 6 2008

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  DADE COUNTY IN NORTHWEST GEORGIA

* UNTIL 700 AM EST

* AT 615 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 25 MILES
  SOUTHWEST OF TRENTON...MOVING NORTHEAST AT 55 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO NEW
  ENGLAND.

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 AM EST WEDNESDAY MORNING
FOR NORTHWESTERN GEORGIA.

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 3497 8537 3492 8542 3481 8545 3474 8556
      3477 8558 3483 8558 3497 8562 3500 8557
      3500 8540
TIME...MOT...LOC 1117Z 232DEG 51KT 3468 8583

$$

1 follow-up statement

000 
WWUS52 KFFC 061157
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
654 AM EST WED FEB 6 2008

GAC083-061204-
/O.EXP.KFFC.TO.W.0001.000000T0000Z-080206T1200Z/
DADE GA-
654 AM EST WED FEB 6 2008

...THE TORNADO WARNING FOR DADE COUNTY EXPIRES AT 700 AM EST...

AT 653 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT THE STORM THAT PROMPTED THE TORNADO WARNING HAS HAD A 
SIGNIFICANT REDUCTION IN ROTATION AND NO LONGER HAS A SIGNIFICANT 
TORNADO THREAT...THEREFORE THIS WARNING WILL BE ALLOWED TO EXPIRE.

.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 AM EST WEDNESDAY MORNING
FOR NORTHWESTERN GEORGIA.

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 3497 8537 3492 8542 3481 8545 3474 8556
      3477 8558 3483 8558 3497 8562 3500 8557
      3500 8540
TIME...MOT...LOC 1154Z 232DEG 51KT 3500 8532

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 6, 7:53 AM EST	Tornado Warning	FFC	Walker	14 min
Feb 6, 8:03 AM EST	Severe Thunderstorm Warning	FFC	Catoosa, Whitfield	27 min
Feb 6, 8:21 AM EST	Severe Thunderstorm Warning	FFC	Fannin, Murray	24 min
Feb 6, 10:00 AM EST	Severe Thunderstorm Warning	FFC	Chattahoochee, Muscogee	37 min
Feb 6, 11:32 AM EST	Severe Thunderstorm Warning	FFC	Greene, Morgan, Oglethorpe	28 min
Feb 6, 2:21 PM EST	Severe Thunderstorm Warning	FFC	Laurens	24 min
Feb 6, 2:21 PM EST	Severe Thunderstorm Warning	FFC	Crisp, Wilcox	39 min
Feb 6, 2:30 PM EST	Severe Thunderstorm Warning	FFC	Johnson, Washington	30 min
Feb 6, 2:40 PM EST	Severe Thunderstorm Warning	FFC	Emanuel, Treutlen	35 min
Feb 6, 2:41 PM EST	Severe Thunderstorm Warning	FFC	Dodge, Laurens	34 min
Feb 6, 3:10 PM EST	Severe Thunderstorm Warning	FFC	Emanuel	20 min
Feb 6, 6:26 PM EST	Tornado Warning	FFC	Montgomery	19 min

Nearby

Tornado Warnings in Georgia, 2008 Every tornado warning in 2008 Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.