Alert archive / Georgia / Tornado Watches in 2014
Tornado Watch 1
The Storm Prediction Center issued this tornado watch at Jan 11, 2014, 7:07 AM CST for 8 counties in Alabama; 69 counties in Georgia. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Jan 11, 2014, 7:07 AM CST (13:07 UTC)
- Expired
- Jan 11, 2014, 2:00 PM CST
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 0.5 in
- Strongest gust expected
- 60 kt
All 77 counties
Barbour County, AL, Bullock County, AL, Chambers County, AL, Lee County, AL, Macon County, AL, Montgomery County, AL, Pike County, AL, Russell County, AL, Baldwin County, GA, Barrow County, GA, Bibb County, GA, Bleckley County, GA, Butts County, GA, Chattahoochee County, GA, Clarke County, GA, Clayton County, GA, Coweta County, GA, Crawford County, GA, Crisp County, GA, DeKalb County, GA, Dodge County, GA, Dooly County, GA, Emanuel County, GA, Fayette County, GA, Fulton County, GA, Glascock County, GA, Greene County, GA, Gwinnett County, GA, Hancock County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Houston County, GA, Jackson County, GA, Jasper County, GA, Jefferson County, GA, Johnson County, GA, Jones County, GA, Lamar County, GA, Laurens County, GA, Macon County, GA, Madison County, GA, Marion County, GA, Meriwether County, GA, Monroe County, GA, Montgomery County, GA, Morgan County, GA, Muscogee County, GA, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Peach County, GA, Pike County, GA, Pulaski County, GA, Putnam County, GA, Rockdale County, GA, Schley County, GA, Spalding County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taliaferro County, GA, Taylor County, GA, Telfair County, GA, Toombs County, GA, Treutlen County, GA, Troup County, GA, Twiggs County, GA, Upson County, GA, Walton County, GA, Warren County, GA, Washington County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Wilkes County, GA, Wilkinson County, GA
The radar
The Atlanta radar (KFFC), 42 km from the middle of the area, began a volume at 13:08 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
- 30%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 30%
- One or more gusts of 65 knots or more
- 10%
- 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
- 60%
Warnings issued inside it
12 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 11, 7:07 AM CST | Severe Thunderstorm Warning | FFC | Dawson, DeKalb, Forsyth, Fulton, Gwinnett, Hall | 23 min |
| Jan 11, 7:09 AM CST | Severe Thunderstorm Warning | FFC | Carroll, Coweta, DeKalb, Douglas, Fulton, Heard | 36 min |
| Jan 11, 7:23 AM CST | Severe Thunderstorm Warning | FFC | Coweta, Heard, Troup | 37 min |
| Jan 11, 7:29 AM CST | Severe Thunderstorm Warning | FFC | Banks, Barrow, Gwinnett, Hall, Jackson | 16 min |
| Jan 11, 7:42 AM CST | Severe Thunderstorm Warning | FFC | Banks, Barrow, Gwinnett, Jackson, Madison | 48 min |
| Jan 11, 7:44 AM CST | Severe Thunderstorm Warning | FFC | Clarke, Clayton, DeKalb, Fulton, Gwinnett, Henry and 4 more | 46 min |
| Jan 11, 7:45 AM CST | Severe Thunderstorm Warning | BMX | Elmore, Lee, Macon, Tallapoosa | 45 min |
| Jan 11, 7:50 AM CST | Severe Thunderstorm Warning | FFC | Clayton, Coweta, Fayette, Henry, Meriwether, Newton and 3 more | 40 min |
| Jan 11, 8:12 AM CST | Flash Flood Warning | FFC | DeKalb, Fulton | 6 hr |
| Jan 11, 11:08 AM CST | Tornado Warning | FFC | Twiggs, Wilkinson | 37 min |
| Jan 11, 11:43 AM CST | Tornado Warning | FFC | Glascock, Jefferson, Washington | 32 min |
| Jan 11, 1:15 PM CST | Severe Thunderstorm Warning | FFC | Toombs | 15 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, 1.1 hours before the alert went out and 40 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
- 214 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 471 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 452 m²/s²
- 0-3 km storm-relative helicity
- 501 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.2
The text
As transmitted, in the capitals the NWS used until 2016.
073 WWUS20 KWNS 111308 SEL1 SPC WW 111308 ALZ000-GAZ000-112000- URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 1 NWS STORM PREDICTION CENTER NORMAN OK 710 AM CST SAT JAN 11 2014 THE NWS STORM PREDICTION CENTER HAS ISSUED A * TORNADO WATCH FOR PORTIONS OF EASTERN ALABAMA NORTHERN AND CENTRAL GEORGIA * EFFECTIVE THIS SATURDAY MORNING AND AFTERNOON FROM 710 AM UNTIL 200 PM CST. * PRIMARY THREATS INCLUDE... SEVERAL TORNADOES POSSIBLE SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE MILES EAST AND WEST OF A LINE FROM 65 MILES NORTH OF MACON GEORGIA TO 30 MILES SOUTH OF COLUMBUS GEORGIA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1). 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. && DISCUSSION...AN ONGOING LINEAR CONVECTIVE SYSTEM IS EXPECTED TO PROGRESS EWD ACROSS THE WATCH AREA THIS MORNING. THIS SYSTEM WILL INTERACT WITH A WARM FRONT LIFTING NWD WHICH WILL ENHANCE VERTICAL SHEAR AND SUPPORT A RISK FOR A COUPLE TORNADOES AND DAMAGING WINDS. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 0.5 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 400. MEAN STORM MOTION VECTOR 24045. ...MEAD
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 10, 11:41 PM CST | Mesoscale Discussion | SPC | Choctaw, Washington | 2 hr |
| Jan 11, 3:18 AM CST | Mesoscale Discussion | SPC | Autauga, Baldwin, Butler, Choctaw, Clarke, Conecuh and 13 more | 117 min |
| Jan 11, 7:03 AM CST | Mesoscale Discussion | SPC | Barbour, Bullock, Butler, Chambers, Coffee, Conecuh and 12 more | 27 min |
| Jan 11, 10:04 AM CST | Severe Thunderstorm Watch | SPC | Dale, Geneva, Henry, Houston | 6 hr |
| Jan 11, 12:53 PM CST | Mesoscale Discussion | SPC | Henry, Houston | 97 min |
| Jan 11, 8:22 AM CST | Mesoscale Discussion | SPC | Hart | 23 min |
| Jan 11, 8:30 AM CST | Severe Thunderstorm Watch | SPC | Columbia, Elbert, Lincoln, McDuffie | 6 hr |
| Jan 11, 10:50 AM CST | Tornado Watch | SPC | Burke, Richmond | 6 hr |
| Jan 11, 11:17 AM CST | Mesoscale Discussion | SPC | Appling, Bacon, Baldwin, Ben Hill, Bleckley, Bryan and 32 more | 58 min |
| Jan 11, 12:51 PM CST | Tornado Watch | SPC | Appling, Atkinson, Bacon, Brantley, Bryan, Bulloch and 20 more | 3 hr |
| Jan 11, 1:04 PM CST | Mesoscale Discussion | SPC | Richmond | 56 min |
| Jan 11, 2:35 PM CST | Mesoscale Discussion | SPC | Brantley, Bryan, Camden, Charlton, Chatham, Effingham and 8 more | 55 min |
Nearby
Tornado Watches in Georgia, 2014Tornado Watches in Alabama, 2014Every tornado watch in 2014
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.