Alert archive / Georgia / Tornado Watches in 2008
Tornado Watch 19
The Storm Prediction Center issued this tornado watch at Jan 10, 2008, 5:16 PM CST for 33 counties in Alabama; 35 counties in Georgia. It was in force for 8 hr.
The area
The outline as issued.
The facts
- Issued
- Jan 10, 2008, 5:16 PM CST (23:16 UTC)
- Expired
- Jan 11, 2008, 1:00 AM CST
- In force
- 8 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1 in
- Strongest gust expected
- 60 kt
All 68 counties
Autauga County, AL, Barbour County, AL, Bullock County, AL, Butler County, AL, Calhoun County, AL, Chambers County, AL, Cherokee County, AL, Chilton County, AL, Clay County, AL, Cleburne County, AL, Coffee County, AL, Conecuh County, AL, Coosa County, AL, Covington County, AL, Crenshaw County, AL, Dale County, AL, DeKalb County, AL, Elmore County, AL, Escambia County, AL, Etowah County, AL, Geneva County, AL, Henry County, AL, Houston County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Montgomery County, AL, Pike County, AL, Randolph County, AL, Russell County, AL, St. Clair County, AL, Talladega County, AL, Tallapoosa County, AL, Bartow County, GA, Carroll County, GA, Catoosa County, GA, Chattahoochee County, GA, Chattooga County, GA, Cherokee County, GA, Clayton County, GA, Cobb County, GA, Coweta County, GA, Dade County, GA, Dawson County, GA, DeKalb County, GA, Douglas County, GA, Fannin County, GA, Fayette County, GA, Floyd County, GA, Forsyth County, GA, Fulton County, GA, Gilmer County, GA, Gordon County, GA, Haralson County, GA, Harris County, GA, Heard County, GA, Lumpkin County, GA, Meriwether County, GA, Murray County, GA, Muscogee County, GA, Paulding County, GA, Pickens County, GA, Polk County, GA, Stewart County, GA, Troup County, GA, Union County, GA, Walker County, GA, Whitfield County, GA
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 40%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 40%
- One or more gusts of 65 knots or more
- 30%
- Ten or more severe hail reports
- 10%
- One or more hailstones of 2 inches or more
- 5%
- Six or more combined severe hail and wind reports
- 70%
Warnings issued inside it
21 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 10, 5:29 PM CST | Severe Thunderstorm Warning | HUN | DeKalb, Jackson | 46 min |
| Jan 10, 5:41 PM CST | Severe Thunderstorm Warning | FFC | Chattooga, Dade, Walker | 49 min |
| Jan 10, 5:48 PM CST | Severe Thunderstorm Warning | FFC | Dade, Walker | 42 min |
| Jan 10, 5:50 PM CST | Severe Thunderstorm Warning | HUN | DeKalb | 25 min |
| Jan 10, 5:56 PM CST | Severe Thunderstorm Warning | BMX | Cherokee | 19 min |
| Jan 10, 6:10 PM CST | Tornado Warning | BMX | St. Clair, Talladega | 5 min |
| Jan 10, 6:16 PM CST | Tornado Warning | BMX | Calhoun, St. Clair, Shelby, Talladega | 22 min |
| Jan 10, 6:17 PM CST | Severe Thunderstorm Warning | FFC | Catoosa | 43 min |
| Jan 10, 6:30 PM CST | Severe Thunderstorm Warning | FFC | Walker, Whitfield | 30 min |
| Jan 10, 6:31 PM CST | Tornado Warning | MOB | Butler, Conecuh, Monroe | 44 min |
| Jan 10, 7:49 PM CST | Severe Thunderstorm Warning | MOB | Butler, Crenshaw | 26 min |
| Jan 10, 7:53 PM CST | Severe Thunderstorm Warning | BMX | Lowndes, Montgomery | 37 min |
| Jan 10, 8:26 PM CST | Severe Thunderstorm Warning | BMX | Bullock, Macon, Pike | 49 min |
| Jan 10, 8:29 PM CST | Severe Thunderstorm Warning | MOB | Butler, Conecuh | 31 min |
| Jan 10, 9:34 PM CST | Tornado Warning | MOB | Crenshaw | 26 min |
| Jan 10, 9:43 PM CST | Tornado Warning | BMX | Pike | 32 min |
| Jan 10, 10:11 PM CST | Tornado Warning | BMX | Bullock, Pike | 34 min |
| Jan 10, 10:34 PM CST | Tornado Warning | BMX | Bullock | 26 min |
| Jan 10, 10:58 PM CST | Tornado Warning | BMX | Bullock, Macon, Russell | 32 min |
| Jan 10, 11:33 PM CST | Severe Thunderstorm Warning | FFC | Chattahoochee, Harris, Muscogee | 42 min |
| Jan 10, 11:46 PM CST | Severe Thunderstorm Warning | BMX | Russell | 29 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
Birmingham, AL (KBMX), launched 12:00Z, 11.3 hours before the alert went out and 99 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.
- Mixed-layer CAPE
- 261 J/kg
- Mixed-layer CIN
- -34 J/kg
- Mixed-layer LCL
- 621 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 162 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
WWUS20 KWNS 102320
SEL9
SPC WW 102320
ALZ000-GAZ000-110600-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 19
NWS STORM PREDICTION CENTER NORMAN OK
515 PM CST THU JAN 10 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
SOUTHERN AND EASTERN ALABAMA
NORTHERN AND WEST CENTRAL GEORGIA
EFFECTIVE THIS THURSDAY AFTERNOON FROM 515 PM UNTIL MIDNIGHT CST.
TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE
MILES EAST AND WEST OF A LINE FROM 45 MILES NORTH NORTHEAST OF
ROME GEORGIA TO 45 MILES SOUTHEAST OF EVERGREEN ALABAMA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU9).
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 17...WW 18...
DISCUSSION...STORMS FROM NRN AL INTO SERN MS HAVE ORGANIZED INTO A
QUASI-LINEAR STRUCTURE WITH EMBEDDED BOW ECHOES/LEWPS AND ISOLATED
SUPERCELLS. ALTHOUGH CONVECTION IS MOVING EAST OF MOISTURE
AXIS...NWD ADVECTION OF LOW LEVEL MOISTURE IS EXPECTED TO CONTINUE
AS THE LOW LEVEL JET INTENSIFIES THIS EVENING OVER ERN AL INTO NWRN
GA. CONTINUED VERY STRONG LOW LEVEL AND DEEP LAYER SHEAR WILL
ENHANCE STORM ORGANIZATION AND INTENSITY WITH POTENTIAL FOR DAMAGING
WIND GUSTS TO OCCUR WITH BOW ECHOES...WITH TORNADOES REMAINING
POSSIBLE GIVE THE LARGE CLOCKWISE TURNING LOW LEVEL HODOGRAPHS.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 400.
MEAN STORM MOTION VECTOR 23040.
...WEISSSPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 10, 9:23 AM CST | Mesoscale Discussion | SPC | Bibb, Blount, Colbert, Cullman, Fayette, Franklin and 13 more | 67 min |
| Jan 10, 11:33 AM CST | Tornado Watch | SPC | Baldwin, Bibb, Blount, Choctaw, Clarke, Colbert and 27 more | 9 hr |
| Jan 10, 1:42 PM CST | Mesoscale Discussion | SPC | Choctaw, Clarke, Colbert, Cullman, Fayette, Franklin and 15 more | 93 min |
| Jan 10, 3:05 PM CST | Mesoscale Discussion | SPC | Autauga, Bibb, Blount, Calhoun, Cherokee, Chilton and 40 more | 115 min |
| Jan 10, 3:42 PM CST | Mesoscale Discussion | SPC | Bibb, Blount, Chilton, Choctaw, Clarke, Colbert and 30 more | 93 min |
| Jan 10, 5:25 PM CST | Mesoscale Discussion | SPC | Autauga, Baldwin, Bibb, Blount, Chilton, Choctaw and 32 more | 95 min |
Nearby
Tornado Watches in Georgia, 2008Tornado Watches in Alabama, 2008Every tornado watch 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; the sounding from the Mesonet's radiosonde archive.