Alert archive / Georgia / Tornado Watches in 2006

Tornado Watch 859

November 15, 200610 counties in Florida; 59 counties in Georgia

The Storm Prediction Center issued this tornado watch at Nov 15, 2006, 1:15 PM EST for 10 counties in Florida; 59 counties in Georgia. It was in force for 9 hr.

The area

The outline as issued.

The facts

Issued
Nov 15, 2006, 1:15 PM EST (18:15 UTC)
Expired
Nov 15, 2006, 10:00 PM EST
In force
9 hr
Issued by
the Storm Prediction Center
Largest hail expected
1.5 in
Strongest gust expected
70 kt
All 69 counties

Dixie County, FL, Franklin County, FL, Gadsden County, FL, Jefferson County, FL, Lafayette County, FL, Leon County, FL, Liberty County, FL, Madison County, FL, Taylor County, FL, Wakulla County, FL, Baker County, GA, Ben Hill County, GA, Berrien County, GA, Bibb County, GA, Bleckley County, GA, Brooks County, GA, Butts County, GA, Calhoun County, GA, Chattahoochee County, GA, Clay County, GA, Colquitt County, GA, Cook County, GA, Coweta County, GA, Crawford County, GA, Crisp County, GA, Decatur County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Grady County, GA, Harris County, GA, Heard County, GA, Houston County, GA, Irwin County, GA, Jasper County, GA, Jones County, GA, Lamar County, GA, Lanier County, GA, Lee County, GA, Lowndes County, GA, Macon County, GA, Marion County, GA, Meriwether County, GA, Miller County, GA, Mitchell County, GA, Monroe County, GA, Muscogee County, GA, Peach County, GA, Pike County, GA, Pulaski County, GA, Quitman County, GA, Randolph County, GA, Schley County, GA, Seminole County, GA, Spalding County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Troup County, GA, Turner County, GA, Twiggs County, GA, Upson County, GA, Webster County, GA, Wilcox County, GA, Worth County, GA

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
30%
Ten or more severe wind reports
70%
One or more gusts of 65 knots or more
30%
Ten or more severe hail reports
60%
One or more hailstones of 2 inches or more
20%
Six or more combined severe hail and wind reports
90%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Nov 15, 2:24 PM ESTSevere Thunderstorm WarningFFCChattahoochee, Muscogee, Stewart51 min
Nov 15, 2:36 PM ESTSevere Thunderstorm WarningFFCHarris, Troup24 min
Nov 15, 2:49 PM ESTTornado WarningTAEClay, Quitman41 min
Nov 15, 2:59 PM ESTTornado WarningFFCChattahoochee, Muscogee31 min
Nov 15, 3:08 PM ESTSevere Thunderstorm WarningFFCHarris, Meriwether37 min
Nov 15, 3:21 PM ESTSevere Thunderstorm WarningFFCMarion, Talbot24 min
Nov 15, 3:40 PM ESTSevere Thunderstorm WarningTAEEarly35 min
Nov 15, 3:47 PM ESTTornado WarningFFCStewart28 min
Nov 15, 3:58 PM ESTSevere Thunderstorm WarningTAECalhoun, Clay, Randolph32 min
Nov 15, 4:19 PM ESTSevere Thunderstorm WarningFFCStewart26 min
Nov 15, 4:25 PM ESTSevere Thunderstorm WarningFFCMarion20 min
Nov 15, 8:00 PM ESTSevere Thunderstorm WarningTAETift30 min
Nov 15, 8:02 PM ESTTornado WarningTAETaylor43 min
Nov 15, 8:30 PM ESTTornado WarningTAEMadison39 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

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 6.3 hours before the alert went out and 147 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, Tallahassee Rgnl, FL at 12:00Z on 2006-11-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 16 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, Tallahassee Rgnl, FL at 12:00Z on 2006-11-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 155 square meters per square second.19395878Sfc1 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
16 J/kg
Mixed-layer CIN
-188 J/kg
Mixed-layer LCL
657 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
155 m²/s²
0-3 km storm-relative helicity
237 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 15, 5:00 AM ESTTornado WatchSPCEscambia, Okaloosa, Santa Rosa6 hr
Nov 15, 6:55 AM ESTMesoscale DiscussionSPCEscambia, Okaloosa, Santa Rosa95 min
Nov 15, 10:54 AM ESTTornado WatchSPCBay, Calhoun, Escambia, Gulf, Holmes, Jackson and 4 more11 hr
Nov 15, 1:48 PM ESTMesoscale DiscussionSPCBay, Calhoun, Gadsden, Gulf, Holmes, Jackson and 6 more57 min
Nov 15, 4:28 PM ESTMesoscale DiscussionSPCBay, Calhoun, Franklin, Gadsden, Gulf, Jackson and 4 more92 min
Nov 15, 12:31 PM ESTMesoscale DiscussionSPCBaker, Bibb, Brooks, Butts, Calhoun, Carroll and 45 more59 min

Nearby

Tornado Watches in Georgia, 2006Tornado Watches in Florida, 2006Every tornado watch in 2006

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.