Alert archive / Georgia / Tornado Watches in 2020

Tornado Watch 29

February 6, 20204 states

The Storm Prediction Center issued this tornado watch at Feb 6, 2020, 11:17 AM CST for 4 states. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued
Feb 6, 2020, 11:17 AM CST (17:17 UTC)
Expired
Feb 6, 2020, 7:00 PM CST
In force
8 hr
Issued by
the Storm Prediction Center
Largest hail expected
0.5 in
Strongest gust expected
65 kt
All 152 counties

Coffee County, AL, Dale County, AL, Geneva County, AL, Henry County, AL, Houston County, AL, Baker County, FL, Bay County, FL, Calhoun County, FL, Columbia County, FL, Dixie County, FL, Franklin County, FL, Gadsden County, FL, Gulf County, FL, Hamilton County, FL, Holmes County, FL, Jackson County, FL, Jefferson County, FL, Lafayette County, FL, Leon County, FL, Liberty County, FL, Madison County, FL, Suwannee County, FL, Taylor County, FL, Wakulla County, FL, Walton County, FL, Washington County, FL, Appling County, GA, Atkinson County, GA, Bacon County, GA, Baker County, GA, Baldwin County, GA, Banks County, GA, Barrow County, GA, Ben Hill County, GA, Berrien County, GA, Bibb County, GA, Bleckley County, GA, Brantley County, GA, Brooks County, GA, Bulloch County, GA, Burke County, GA, Butts County, GA, Calhoun County, GA, Candler County, GA, Charlton County, GA, Chattahoochee County, GA, Clarke County, GA, Clay County, GA, Clinch County, GA, Coffee County, GA, Colquitt County, GA, Columbia County, GA, Cook County, GA, Crawford County, GA, Crisp County, GA, Decatur County, GA, Dodge County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Echols County, GA, Emanuel County, GA, Evans County, GA, Glascock County, GA, Grady County, GA, Greene County, GA, Hancock County, GA, Henry County, GA, Houston County, GA, Irwin County, GA, Jackson County, GA, Jasper County, GA, Jeff Davis County, GA, Jefferson County, GA, Jenkins County, GA, Johnson County, GA, Jones County, GA, Lamar County, GA, Lanier County, GA, Laurens County, GA, Lee County, GA, Lincoln County, GA, Lowndes County, GA, Macon County, GA, Madison County, GA, Marion County, GA, McDuffie County, GA, Miller County, GA, Mitchell County, GA, Monroe County, GA, Montgomery County, GA, Morgan County, GA, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Peach County, GA, Pierce County, GA, Pike County, GA, Pulaski County, GA, Putnam County, GA, Quitman County, GA, Randolph County, GA, Richmond County, GA, Rockdale County, GA, Schley County, GA, Screven County, GA, Seminole County, GA, Spalding County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taliaferro County, GA, Tattnall County, GA, Taylor County, GA, Telfair County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Toombs County, GA, Treutlen County, GA, Turner County, GA, Twiggs County, GA, Upson County, GA, Walton County, GA, Ware County, GA, Warren County, GA, Washington County, GA, Wayne County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Wilkes County, GA, Wilkinson County, GA, Worth County, GA, Aiken County, SC, Allendale County, SC, Bamberg County, SC, Barnwell County, SC, Calhoun County, SC, Chesterfield County, SC, Clarendon County, SC, Edgefield County, SC, Fairfield County, SC, Kershaw County, SC, Lee County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Orangeburg County, SC, Richland County, SC, Saluda County, SC, Sumter County, SC

The radar

The Robins AFB radar (KJGX), 70 km from the middle of the area, began a volume at 17:19 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 SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
60%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
90%
One or more gusts of 65 knots or more
30%
Ten or more severe hail reports
5%
One or more hailstones of 2 inches or more
5%
Six or more combined severe hail and wind reports
95%

Warnings issued inside it

66 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Feb 6, 11:20 AM CSTSevere Thunderstorm WarningTAECoffee25 min
Feb 6, 11:22 AM CSTSevere Thunderstorm WarningTAEHolmes, Walton, Washington38 min
Feb 6, 11:25 AM CSTSevere Thunderstorm WarningFFCChattahoochee, Harris, Marion, Meriwether, Muscogee, Pike and 3 more35 min
Feb 6, 11:30 AM CSTSevere Thunderstorm WarningTAEWalton30 min
Feb 6, 11:34 AM CSTSevere Thunderstorm WarningFFCChattahoochee, Marion, Stewart, Webster26 min
Feb 6, 11:35 AM CSTTornado WarningFFCPutnam25 min
Feb 6, 11:36 AM CSTSevere Thunderstorm WarningFFCGreene, Morgan, Putnam24 min
Feb 6, 11:45 AM CSTTornado WarningFFCGreene, Morgan, Oglethorpe, Taliaferro, Wilkes30 min
Feb 6, 11:49 AM CSTSevere Thunderstorm WarningFFCButts, Jasper, Lamar, Monroe, Pike, Spalding26 min
Feb 6, 11:55 AM CSTTornado WarningFFCGreene, Putnam35 min
Feb 6, 12:00 PM CSTSevere Thunderstorm WarningFFCMarion, Talbot, Taylor30 min
Feb 6, 12:10 PM CSTSevere Thunderstorm WarningFFCWashington, Wilkinson23 min
Feb 6, 12:16 PM CSTSevere Thunderstorm WarningCAELincoln44 min
Feb 6, 12:18 PM CSTTornado WarningCAELincoln27 min
Feb 6, 12:19 PM CSTTornado WarningFFCTaliaferro, Wilkes26 min
Feb 6, 12:22 PM CSTSevere Thunderstorm WarningTAEHolmes, Jackson, Walton, Washington53 min
Feb 6, 12:28 PM CSTTornado WarningFFCWilkes32 min
Feb 6, 12:51 PM CSTSevere Thunderstorm WarningCAELincoln39 min
Feb 6, 1:06 PM CSTSevere Thunderstorm WarningFFCJefferson12 min
Feb 6, 1:09 PM CSTSevere Thunderstorm WarningCAEColumbia, McDuffie, Richmond36 min
Feb 6, 1:11 PM CSTSevere Thunderstorm WarningCAENewberry49 min
Feb 6, 1:28 PM CSTTornado WarningCAEColumbia, Richmond32 min
Feb 6, 1:32 PM CSTSevere Thunderstorm WarningCAEColumbia28 min
Feb 6, 1:33 PM CSTSevere Thunderstorm WarningCAEFairfield, Kershaw, Lancaster42 min
Feb 6, 1:50 PM CSTSevere Thunderstorm WarningFFCGlascock, Jefferson, Warren25 min
Feb 6, 1:52 PM CSTFlash Flood WarningFFCTaliaferro, Warren, Wilkes6 hr
Feb 6, 1:58 PM CSTSevere Thunderstorm WarningTAECalhoun, Gadsden, Jackson, Liberty62 min
Feb 6, 1:58 PM CSTSevere Thunderstorm WarningCAEColumbia, Lincoln, McDuffie36 min
Feb 6, 1:59 PM CSTSevere Thunderstorm WarningCAEAiken, Edgefield, Lexington, Newberry, Saluda46 min
Feb 6, 2:02 PM CSTFlash Flood WarningFFCButts, Carroll, Clayton, Coweta, Fayette, Fulton and 11 more6 hr
Feb 6, 2:10 PM CSTFlash Flood WarningFFCBaldwin, Bibb, Crawford, Greene, Hancock, Jasper and 6 more6 hr
Feb 6, 2:10 PM CSTSevere Thunderstorm WarningCAEAiken, Chesterfield, Fairfield, Kershaw, Lancaster, Lexington and 1 more50 min
Feb 6, 2:13 PM CSTFlash Flood WarningFFCChattahoochee, Marion, Muscogee, Schley, Stewart, Sumter and 2 more6 hr
Feb 6, 2:14 PM CSTSevere Thunderstorm WarningCAERichmond31 min
Feb 6, 2:19 PM CSTSevere Thunderstorm WarningFFCDodge, Laurens26 min
Feb 6, 2:20 PM CSTSevere Thunderstorm WarningTAECalhoun, Dougherty, Lee, Terrell, Worth40 min
Feb 6, 2:38 PM CSTSevere Thunderstorm WarningCAEBurke, Richmond37 min
Feb 6, 2:43 PM CSTSevere Thunderstorm WarningTAEJefferson, Leon47 min
Feb 6, 3:02 PM CSTSevere Thunderstorm WarningTAECalhoun, Franklin, Gadsden, Gulf, Jackson, Leon and 2 more58 min
Feb 6, 3:02 PM CSTSevere Thunderstorm WarningCAEAiken, Calhoun, Chesterfield, Fairfield, Kershaw, Lancaster and 5 more43 min
Feb 6, 3:07 PM CSTSevere Thunderstorm WarningCAEBurke38 min
Feb 6, 3:30 PM CSTSevere Thunderstorm WarningCHSJenkins30 min
Feb 6, 3:39 PM CSTSevere Thunderstorm WarningCAEBurke51 min
Feb 6, 3:43 PM CSTSevere Thunderstorm WarningCAECalhoun, Chesterfield, Kershaw, Lee, Richland, Sumter62 min
Feb 6, 3:47 PM CSTSevere Thunderstorm WarningTAEFranklin, Gadsden, Jefferson, Leon, Liberty, Wakulla73 min
Feb 6, 3:51 PM CSTTornado WarningCAEBurke23 min
Feb 6, 3:56 PM CSTFlash Flood WarningFFCBleckley, Crisp, Dodge, Dooly, Glascock, Houston and 9 more6 hr
Feb 6, 3:56 PM CSTSevere Thunderstorm WarningCHSAllendale34 min
Feb 6, 4:35 PM CSTSevere Thunderstorm WarningCAEBamberg, Calhoun, Orangeburg40 min
Feb 6, 4:41 PM CSTSevere Thunderstorm WarningTAEBrooks, Colquitt, Cook, Grady, Thomas49 min
Feb 6, 4:52 PM CSTSevere Thunderstorm WarningTAEJefferson, Leon, Madison, Taylor, Wakulla68 min
Feb 6, 5:18 PM CSTSevere Thunderstorm WarningTAEBerrien, Colquitt, Cook, Irwin, Tift42 min
Feb 6, 5:43 PM CSTSevere Thunderstorm WarningTAEBerrien, Lanier, Lowndes47 min
Feb 6, 5:44 PM CSTSevere Thunderstorm WarningJAXAppling, Bacon, Coffee, Jeff Davis46 min
Feb 6, 5:53 PM CSTSevere Thunderstorm WarningTAELafayette, Madison, Taylor67 min
Feb 6, 5:59 PM CSTSevere Thunderstorm WarningJAXAtkinson, Bacon, Clinch, Coffee, Pierce, Ware46 min
Feb 6, 6:04 PM CSTSevere Thunderstorm WarningJAXHamilton, Suwannee56 min
Feb 6, 6:09 PM CSTSevere Thunderstorm WarningJAXAppling, Jeff Davis51 min
Feb 6, 6:16 PM CSTSevere Thunderstorm WarningJAXAppling, Bacon, Coffee, Jeff Davis44 min
Feb 6, 6:18 PM CSTSevere Thunderstorm WarningJAXClinch, Echols57 min
Feb 6, 6:34 PM CSTTornado WarningJAXAtkinson, Bacon, Clinch, Coffee, Pierce, Ware26 min
Feb 6, 6:42 PM CSTSevere Thunderstorm WarningJAXBaker, Columbia, Hamilton, Suwannee63 min
Feb 6, 6:52 PM CSTSevere Thunderstorm WarningJAXAppling, Atkinson, Bacon, Clinch, Coffee, Jeff Davis and 3 more38 min
Feb 6, 6:54 PM CSTSevere Thunderstorm WarningTAEDixie, Lafayette, Taylor51 min
Feb 6, 6:58 PM CSTSevere Thunderstorm WarningJAXAppling, Brantley, Charlton, Clinch, Glynn, Pierce and 2 more47 min
Feb 6, 7:00 PM CSTSevere Thunderstorm WarningJAXColumbia, Hamilton, Suwannee45 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 5.3 hours before the alert went out and 201 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 12:00Z on 2020-02-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 732 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 12:00Z on 2020-02-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 297 square meters per square second.1939587897Sfc1 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
732 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
514 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
297 m²/s²
0-3 km storm-relative helicity
391 m²/s²
Significant tornado parameter
1.7
Supercell composite
5.3

Open this sounding in Storm Lab

The text

As transmitted.

205 
WWUS20 KWNS 061715
SEL9  
SPC WW 061715
ALZ000-FLZ000-GAZ000-SCZ000-CWZ000-070100-

URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 29
NWS Storm Prediction Center Norman OK
1220 PM EST Thu Feb 6 2020

The NWS Storm Prediction Center has issued a

* Tornado Watch for portions of 
  Southeast Alabama
  Northern Florida
  Much of Georgia
  Central South Carolina
  Coastal Waters

* Effective this Thursday afternoon and evening from 1220 PM
  until 800 PM EST.

* Primary threats include...
  A few tornadoes likely
  Widespread damaging winds likely with isolated significant gusts
    to 75 mph possible

SUMMARY...Multiple lines and clusters of fast-moving thunderstorms
will spread across the watch area this afternoon and early evening. 
The potential for rather widespread damaging winds exists, along
with a risk of a few tornadoes.

The tornado watch area is approximately along and 85 statute miles
east and west of a line from 40 miles northwest of Columbia SC to 15
miles south of Apalachicola FL. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU9).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and severe thunderstorms in and close to the watch
area. Persons in these areas should be on the lookout for
threatening weather conditions and listen for later statements
and possible warnings.

&&

OTHER WATCH INFORMATION...CONTINUE...WW 26...WW 27...WW 28...

AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 0.5 inches. Extreme turbulence and surface wind
gusts to 65 knots. A few cumulonimbi with maximum tops to 450. Mean
storm motion vector 24035.

...Hart

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 5, 6:33 PM CSTMesoscale DiscussionSPCJackson, Limestone, Madison117 min
Feb 5, 9:43 PM CSTMesoscale DiscussionSPCChoctaw, Greene, Hale, Marengo, Perry, Pickens and 2 more2 hr
Feb 5, 11:15 PM CSTMesoscale DiscussionSPCBibb, Chilton, Choctaw, Clarke, Dallas, Greene and 9 more2 hr
Feb 5, 11:48 PM CSTTornado WatchSPCAutauga, Baldwin, Bibb, Calhoun, Cherokee, Chilton and 18 more8 hr
Feb 6, 2:02 AM CSTMesoscale DiscussionSPCBaldwin, Barbour, Bullock, Butler, Chambers, Coffee and 18 more88 min
Feb 6, 3:27 AM CSTTornado WatchSPCAutauga, Baldwin, Barbour, Bullock, Butler, Chambers and 20 more9 hr
Feb 6, 4:33 AM CSTMesoscale DiscussionSPCChilton, Clarke, Dallas, Monroe, Perry, Washington and 1 more87 min
Feb 6, 6:40 AM CSTMesoscale DiscussionSPCChambers, Clay, Cleburne, Coosa, Elmore, Randolph and 2 more95 min
Feb 6, 10:00 AM CSTMesoscale DiscussionSPCBarbour, Bullock, Chambers, Coffee, Covington, Crenshaw and 9 more2 hr
Feb 6, 10:45 AM CSTMesoscale DiscussionSPCGadsden, Hamilton, Jefferson, Leon, Liberty, Madison and 2 more90 min
Feb 6, 1:32 PM CSTMesoscale DiscussionSPCBay, Calhoun, Columbia, Franklin, Gadsden, Gulf and 11 more58 min
Feb 6, 3:29 PM CSTMesoscale DiscussionSPCBaker, Calhoun, Columbia, Franklin, Gadsden, Gulf and 9 more2 hr
Feb 6, 4:30 PM CSTTornado WatchSPCAlachua, Baker, Bradford, Citrus, Clay, Columbia and 11 more7 hr
Feb 6, 8:50 AM CSTMesoscale DiscussionSPCClarke, Columbia, Elbert, Greene, Hart, Lincoln and 6 more55 min
Feb 6, 9:12 AM CSTTornado WatchSPCBaldwin, Banks, Barrow, Clarke, Columbia, Elbert and 21 more7 hr
Feb 6, 12:08 PM CSTMesoscale DiscussionSPCAbbeville, Chester, Chesterfield, Fairfield, Greenwood, Lancaster and 3 more97 min
Feb 6, 3:00 PM CSTMesoscale DiscussionSPCDillon, Florence, Georgetown, Horry, Marion, Williamsburg60 min
Feb 6, 3:23 PM CSTTornado WatchSPCDarlington, Dillon, Florence, Georgetown, Horry, Marion and 2 more9 hr

Nearby

Tornado Watches in Georgia, 2020Tornado Watches in Florida, 2020Tornado Watches in South Carolina, 2020Every tornado watch in 2020

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.