Alert archive / Alabama / Tornado Watches in 2000
Tornado Watch 814
The Storm Prediction Center issued this tornado watch at Dec 16, 2000, 4:00 PM CST for 44 counties in Alabama; 17 counties in Georgia; Greene County, Mississippi. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Dec 16, 2000, 4:00 PM CST (22:00 UTC)
- Expired
- Dec 16, 2000, 10:00 PM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 62 counties
Autauga County, AL, Bibb County, AL, Blount County, AL, Butler County, AL, Calhoun County, AL, Chambers County, AL, Cherokee County, AL, Chilton County, AL, Choctaw County, AL, Clarke County, AL, Clay County, AL, Cleburne County, AL, Conecuh County, AL, Coosa County, AL, Covington County, AL, Crenshaw County, AL, Cullman County, AL, Dallas County, AL, DeKalb County, AL, Elmore County, AL, Escambia County, AL, Etowah County, AL, Hale County, AL, Jackson County, AL, Jefferson County, AL, Lowndes County, AL, Macon County, AL, Madison County, AL, Marengo County, AL, Marshall County, AL, Monroe County, AL, Montgomery County, AL, Morgan County, AL, Perry County, AL, Pike County, AL, Randolph County, AL, Shelby County, AL, St. Clair County, AL, Talladega County, AL, Tallapoosa County, AL, Tuscaloosa County, AL, Walker County, AL, Washington County, AL, Wilcox County, AL, Bartow County, GA, Carroll County, GA, Catoosa County, GA, Chattooga County, GA, Dade County, GA, Fannin County, GA, Floyd County, GA, Gilmer County, GA, Gordon County, GA, Haralson County, GA, Heard County, GA, Murray County, GA, Paulding County, GA, Pickens County, GA, Polk County, GA, Walker County, GA, Whitfield County, GA, Greene County, MS
The radar
The Birmingham radar (KBMX), 67 km from the middle of the area, began a volume at 22:02 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.
Warnings issued inside it
32 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 16, 4:02 PM CST | Tornado Warning | MOB | Conecuh, Monroe | 28 min |
| Dec 16, 4:06 PM CST | Tornado Warning | BMX | Morgan | 24 min |
| Dec 16, 4:23 PM CST | Severe Thunderstorm Warning | BMX | St. Clair, Talladega | 37 min |
| Dec 16, 4:24 PM CST | Severe Thunderstorm Warning | BMX | Jefferson | 36 min |
| Dec 16, 4:25 PM CST | Severe Thunderstorm Warning | BMX | Madison | 20 min |
| Dec 16, 4:30 PM CST | Severe Thunderstorm Warning | BMX | Jackson | 45 min |
| Dec 16, 4:31 PM CST | Tornado Warning | MOB | Butler, Conecuh, Monroe | 29 min |
| Dec 16, 4:33 PM CST | Tornado Warning | BMX | Autauga | 42 min |
| Dec 16, 4:34 PM CST | Severe Thunderstorm Warning | BMX | Calhoun | 41 min |
| Dec 16, 4:41 PM CST | Severe Thunderstorm Warning | BMX | Lowndes | 49 min |
| Dec 16, 4:44 PM CST | Severe Thunderstorm Warning | BMX | Marshall | 31 min |
| Dec 16, 4:50 PM CST | Severe Thunderstorm Warning | MOB | Escambia | 40 min |
| Dec 16, 4:54 PM CST | Tornado Warning | BMX | Elmore | 66 min |
| Dec 16, 5:03 PM CST | Severe Thunderstorm Warning | BMX | Cherokee | 27 min |
| Dec 16, 5:06 PM CST | Severe Thunderstorm Warning | BMX | Montgomery | 54 min |
| Dec 16, 5:09 PM CST | Severe Thunderstorm Warning | BMX | Jackson | 36 min |
| Dec 16, 5:11 PM CST | Tornado Warning | BMX | Shelby | 49 min |
| Dec 16, 5:22 PM CST | Tornado Warning | BMX | Coosa | 23 min |
| Dec 16, 5:22 PM CST | Severe Thunderstorm Warning | MOB | Covington | 38 min |
| Dec 16, 5:24 PM CST | Severe Thunderstorm Warning | BMX | DeKalb | 51 min |
| Dec 16, 5:26 PM CST | Tornado Warning | BMX | Montgomery | 49 min |
| Dec 16, 5:33 PM CST | Severe Thunderstorm Warning | BMX | Tallapoosa | 42 min |
| Dec 16, 5:33 PM CST | Tornado Warning | BMX | Tallapoosa | 42 min |
| Dec 16, 5:33 PM CST | Severe Thunderstorm Warning | FFC | Floyd | 27 min |
| Dec 16, 5:38 PM CST | Severe Thunderstorm Warning | BMX | St. Clair | 37 min |
| Dec 16, 5:38 PM CST | Tornado Warning | BMX | Bullock, Macon | 37 min |
| Dec 16, 6:00 PM CST | Severe Thunderstorm Warning | MOB | Covington | 30 min |
| Dec 16, 6:09 PM CST | Tornado Warning | BMX | Randolph | 51 min |
| Dec 16, 6:15 PM CST | Severe Thunderstorm Warning | BMX | Chambers | 45 min |
| Dec 16, 6:53 PM CST | Severe Thunderstorm Warning | BMX | Clay | 37 min |
| Dec 16, 6:54 PM CST | Severe Thunderstorm Warning | FFC | Fannin, Gilmer, Murray | 36 min |
| Dec 16, 6:56 PM CST | Severe Thunderstorm Warning | FFC | Whitfield | 34 min |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 10.0 hours before the alert went out and 67 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
- 48 J/kg
- Mixed-layer CIN
- -269 J/kg
- Mixed-layer LCL
- 466 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 531 m²/s²
- 0-3 km storm-relative helicity
- 563 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.2
The text
As transmitted, in the capitals the NWS used until 2016.
328 WWUS9 KMKC 162148 SEL4 SEL4 MKC WW 162142 ALZ000-GAZ000-170400- URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 814 STORM PREDICTION CENTER NORMAN OK 342 PM CST SAT DEC 16 2000 THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF ALABAMA NORTHWEST GEORGIA EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 400 PM UNTIL 1000 PM CST. ...THIS IS A PARTICULARLY DANGEROUS SITUATION... DAMAGING TORNADOES...LARGE HAIL TO 2 INCHES IN DIAMETER... THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE TORNADO WATCH AREA IS ALONG AND 75 STATUTE MILES EAST AND WEST OF A LINE FROM 100 MILES SOUTH SOUTHWEST OF SELMA ALABAMA TO 50 MILES NORTH NORTHWEST OF ROME GEORGIA. 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...THIS TORNADO WATCH REPLACES TORNADO WATCH NUMBER 808...TORNADO WATCH NUMBER 812. WATCH NUMBER 808...812 WILL NOT BE IN EFFECT AFTER 400 PM CST. CONTINUE...WW 809...WW 810...WW 811...WW 813... DISCUSSION...THREAT FOR TORNADOES WILL CONTINUE THIS EVENING IN ZONE OF DEEP-LAYER CONFLUENCE AND UPPER LEVEL DIVERGENCE AHEAD OF INTENSIFYING MID/UPPER LEVEL TROUGH. GIVEN LONG HODOGRAPHS AND HIGH BOUNDARY LAYER MOISTURE CONTENT...CONDITIONS SHOULD REMAIN FAVORABLE FOR A FEW TORNADOES DESPITE ONSET OF NIGHTFALL. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 22045. ...CORFIDI 350,0841 310,0862 310,0885 350,0864
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 16, 10:15 AM CST | Tornado Watch | SPC | Autauga, Bibb, Blount, Butler, Chilton, Choctaw and 37 more | 6 hr |
| Dec 16, 10:45 AM CST | Tornado Watch | SPC | Barbour, Bullock, Chambers, Coffee, Coosa, Covington and 12 more | 5 hr |
| Dec 16, 1:30 PM CST | Severe Thunderstorm Watch | SPC | Baldwin, Mobile | 6 hr |
| Dec 16, 2:30 PM CST | Tornado Watch | SPC | Calhoun, Cherokee, Clay, Cleburne, DeKalb, Etowah and 2 more | 4 hr |
| Dec 16, 4:00 PM CST | Tornado Watch | SPC | Barbour, Bullock, Chambers, Coffee, Dale, Geneva and 6 more | 6 hr |
| Dec 16, 5:45 PM CST | Tornado Watch | SPC | Brooks, Decatur | 4 hr |
Nearby
Tornado Watches in Alabama, 2000Tornado Watches in Georgia, 2000Tornado Watches in Mississippi, 2000Every tornado watch in 2000
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.