Alert archive / Georgia / Tornado Warnings in 2007

Tornado Warning 41, NWS Atlanta, GA

March 1, 2007Johnson County, Washington County, Georgia

NWS Atlanta, GA issued this tornado warning at Mar 1, 2007, 10:56 PM EST for Johnson County, Washington County, Georgia. It was in force for 26 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
Mar 1, 2007, 10:56 PM EST (03:56 UTC)
Expired
Mar 1, 2007, 11:22 PM EST
In force
26 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

Counties Johnson County, GA, Washington County, GA

The radar

The Robins AFB radar (KJGX), 54 km from the middle of the area, began a volume at 03:57 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

TimeReportWhereRemark
Mar 1, 10:57 PM ESTTSTM WND DMG10 W Wrightsville, GAPOSSIBLE TORNADO. NUMEROUS TREES DOWN ALONG HIGHWAY 57.
Mar 1, 11:05 PM ESTTSTM WND DMG5 S Tennille, GAONE TREE BLOWN DOWN ON HIGHWAY 15.

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.

IssuedProductOfficeLasted
Mar 1, 8:39 PM ESTTornado WatchSPC8 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 3.9 hours before the alert went out and 167 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 2007-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 29 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 2007-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 317 square meters per square second.1939587897117136Sfc1 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
29 J/kg
Mixed-layer CIN
-109 J/kg
Mixed-layer LCL
565 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
317 m²/s²
0-3 km storm-relative helicity
412 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 020356
TORFFC
GAC167-303-020445-
/O.NEW.KFFC.TO.W.0041.070302T0356Z-070302T0445Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1056 PM EST THU MAR 1 2007

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN JOHNSON COUNTY IN EAST CENTRAL GEORGIA
  SOUTHERN WASHINGTON COUNTY IN EAST CENTRAL GEORGIA

* UNTIL 1145 PM EST

* AT 1053 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 16 MILES WEST OF
  DONAVAN...MOVING NORTHEAST AT 55 MPH.

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

THIS STORM HAS A HISTORY OF PRODUCING DAMAGE. VERY STRONG ROTATION 
HAS BEEN INDICATED WITH THIS 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...TAKE COVER IMMEDIATELY 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.

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 3284 8302 3269 8289 3282 8252 3306 8262

$$
2 follow-up statements
000 
WWUS52 KFFC 020412
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1111 PM EST THU MAR 1 2007

GAC167-020421-
/O.CAN.KFFC.TO.W.0041.000000T0000Z-070302T0445Z/
JOHNSON GA-
1111 PM EST THU MAR 1 2007

...THE TORNADO WARNING FOR JOHNSON COUNTY IS CANCELLED...

THE STORM WILL REMAIN NORTH OF JOHNSON COUNTY...THEREFORE THE THREAT
OF A TORNADO WITH THIS STORM HAS ENDED.

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 3288 8292 3278 8286 3282 8252 3306 8262

$$

GAC303-020445-
/O.CON.KFFC.TO.W.0041.000000T0000Z-070302T0445Z/
WASHINGTON GA-
1111 PM EST THU MAR 1 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1145 PM EST FOR 
WASHINGTON COUNTY...

AT 1106 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED 6 MILES WEST OF
HARRISON...MOVING NORTHEAST AT 50 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
RIDDLEVILLE AND DAVISBORO.

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 3288 8292 3278 8286 3282 8252 3306 8262

$$
000 
WWUS52 KFFC 020422
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1121 PM EST THU MAR 1 2007

GAC303-020431-
/O.CAN.KFFC.TO.W.0041.000000T0000Z-070302T0445Z/
WASHINGTON GA-
1121 PM EST THU MAR 1 2007

...THE TORNADO WARNING FOR WASHINGTON COUNTY IS CANCELLED...

THE THUNDERSTORM HAS WEAKENED AND IS NO LONGER SUSPECTED TO BE 
PRODUCING A TORNADO. 

A TORNADO WATCH REMAINS IN EFFECT FOR THE AREA UNTIL 5 AM EST.

IF YOU SAW 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 3288 8292 3278 8286 3282 8252 3306 8262

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 1, 7:04 PM ESTTornado WarningFFCTalbot26 min
Mar 1, 7:13 PM ESTSevere Thunderstorm WarningFFCHancock32 min
Mar 1, 7:16 PM ESTSevere Thunderstorm WarningFFCUpson29 min
Mar 1, 7:21 PM ESTTornado WarningFFCHancock39 min
Mar 1, 7:27 PM ESTTornado WarningFFCHouston33 min
Mar 1, 7:28 PM ESTSevere Thunderstorm WarningFFCJones32 min
Mar 1, 7:39 PM ESTTornado WarningFFCBaldwin, Jones17 min
Mar 1, 7:44 PM ESTTornado WarningFFCLamar, Monroe31 min
Mar 1, 7:47 PM ESTTornado WarningFFCWarren28 min
Mar 1, 8:31 PM ESTTornado WarningFFCStewart, Webster29 min
Mar 1, 8:55 PM ESTTornado WarningFFCWebster20 min
Mar 1, 9:02 PM ESTTornado WarningFFCSumter43 min
Mar 1, 9:33 PM ESTTornado WarningFFCDooly, Macon27 min
Mar 1, 9:51 PM ESTTornado WarningFFCHouston24 min
Mar 1, 10:15 PM ESTTornado WarningFFCBleckley, Houston, Twiggs30 min
Mar 1, 10:37 PM ESTTornado WarningFFCLaurens, Wilkinson23 min
Mar 2, 2:11 AM ESTTornado WarningFFCToombs34 min
Mar 2, 3:55 AM ESTFire Weather WatchFFCBaldwin, Banks, Barrow, Bartow, Bibb, Butts and 75 more12 hr
Mar 2, 3:47 PM ESTRed Flag WarningFFCBaldwin, Banks, Barrow, Bartow, Bibb, Butts and 75 more9 hr

Nearby

Tornado Warnings in Georgia, 2007Every tornado warning in 2007Tornadoes in 2007

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.