Alert archive / Georgia / Tornado Warnings in 2007

Tornado Warning 5, NWS Columbia, SC

March 1, 2007McDuffie County, Georgia

NWS Columbia, SC issued this tornado warning at Mar 1, 2007, 8:06 PM EST for McDuffie County, Georgia. It was in force for 24 min. 4 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, 8:06 PM EST (01:06 UTC)
Expired: Mar 1, 2007, 8:30 PM EST
In force: 24 min
Issued by: NWS Columbia, SC
Area: Counties, with a storm outline in the text

County McDuffie County, GA

The radar

The Robins AFB radar (KJGX), 108 km from the middle of the area, began a volume at 01:09 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
Mar 1, 8:10 PM EST	TORNADO	4 Ene Warrenton, GA	* 3 INJ * POSSIBLE TORNADO. NUMEROUS HOMES DAMAGED WITH A FEW INJURIES. SIGNIFICANT DAMAGE TO BRIARWOOD ACADEMY ON HIGHWAY 278.
Mar 1, 8:15 PM EST	TSTM WND DMG	Thomson, GA	TREE DOWN AND ON HOUSE ON MARTIN LUTHER KING DRIVE. POWER OUT AND TREES DOWN ON HIGHWAY 150 AT THOMSON.
Mar 1, 8:16 PM EST	TORNADO	4 Wsw Thomson, GA	AN NWS STORM SURVEY CONCLUDED THAT A TORNADO OF MAGNITUDE EF-2 ON THE ENHANCED FUJITA SCALE ENTERED MCDUFFIE COUNTY NEAR US HWY 278 AROUND 816 PM EST...AND TRAVELLED NE THROUGH THE THOMSON AREA AROUND 820 PM...AND DISSIPATED IN EXTREME NE MCDUFFIE COUNTY. IN T
Mar 1, 8:20 PM EST	TSTM WND DMG	Thomson, GA	POSSIBLE TORNADO. HOUSES DAMAGED...ALONG WITH TREES AND POWER LINES DOWN NEAR THE INTERSECTION OF GA 150 AND DALLAS DRIVE. STRUCTURAL DAMAGE NEAR THE INTERSECTION OF GA 150 AND OLD WASHINGTON ROAD. NUMEROUS TREES DOWN NEAR THE NATIONAL GUARD ARMORY.

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
Mar 1, 10:47 AM EST	Tornado Watch PDS	SPC	10 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 1.1 hours before the alert went out and 172 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: 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 KCAE 020106
TORCAE
GAC189-020130-
/O.NEW.KCAE.TO.W.0005.070302T0106Z-070302T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
806 PM EST THU MAR 1 2007

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* TORNADO WARNING FOR...
  MCDUFFIE COUNTY IN EAST CENTRAL GEORGIA

* UNTIL 830 PM EST

* AT 803 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 8 MILES WEST OF
  THOMSON...MOVING NORTHEAST AT 40 MPH.

TORNADOES WHICH OCCUR AFTER DARK ARE ESPECIALLY DANGEROUS. MOBILE 
HOMES AND VEHICLES SHOULD BE ABANDONED FOR STURDIER SHELTER. 
OTHERWISE...GO TO AN INTERIOR ROOM ON THE LOWEST LEVEL OF YOUR HOME 
OR PLACE OF BUSINESS.

REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1, 800, 7
7 5, 7 1 9 9.

LAT...LON 3337 8295 3323 8283 3338 8232 3356 8242
      3365 8245 3358 8264

$$

HC

2 follow-up statements

000 
WWUS52 KCAE 020118
SVSCAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
818 PM EST THU MAR 1 2007

GAC189-020130-
/O.CON.KCAE.TO.W.0005.000000T0000Z-070302T0130Z/
MCDUFFIE GA-
818 PM EST THU MAR 1 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM EST FOR MCDUFFIE
COUNTY...

AT 815 PM EST...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION.  THIS TORNADO WAS LOCATED 
ABOUT 3 MILES NORTHWEST OF THOMSON...MOVING NORTHEAST AT 50 MPH.

TORNADOES WHICH OCCUR AFTER DARK ARE ESPECIALLY DANGEROUS. PEOPLE IN
THE WARNED AREA SHOULD PREPARE IMMEDIATELY FOR THIS TORNADO. MOBILE
HOMES AND VEHICLES SHOULD BE ABANDONED FOR STURDIER SHELTER.
OTHERWISE...GO TO AN INTERIOR ROOM ON THE LOWEST LEVEL OF YOUR HOME
OR PLACE OF BUSINESS.

REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY 
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1, 800, 7
7 5, 7 1 9 9.

LAT...LON 3337 8297 3323 8283 3338 8232 3356 8242
      3365 8245 3358 8264

$$

000 
WWUS52 KCAE 020129
SVSCAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
829 PM EST THU MAR 1 2007

GAC189-020139-
/O.EXP.KCAE.TO.W.0005.000000T0000Z-070302T0130Z/
MCDUFFIE GA-
829 PM EST THU MAR 1 2007

...THE TORNADO WARNING FOR MCDUFFIE COUNTY EXPIRES AT 830 PM EST...

REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY 
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1, 800, 7
7 5, 7 1 9 9.

LAT...LON 3337 8297 3323 8283 3338 8232 3356 8242
      3365 8245 3358 8264

$$

The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 1, 8:19 PM EST	Severe Thunderstorm Warning	CAE	Columbia	33 min
Mar 2, 12:06 AM EST	Tornado Warning	CAE	Columbia, Lincoln	19 min
Mar 2, 1:04 AM EST	Severe Thunderstorm Warning	CAE	Columbia, McDuffie	56 min
Mar 2, 1:16 AM EST	Severe Thunderstorm Warning	CAE	Richmond	59 min

Nearby

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