Alert archive / Tennessee / Tornado Watches in 1997
Tornado Watch 81
The Storm Prediction Center issued this tornado watch at Mar 1, 1997, 9:00 PM CST for 13 counties in Arkansas; 25 counties in Mississippi; 39 counties in Tennessee. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 1, 1997, 9:00 PM CST (03:00 UTC)
- Expired
- Mar 2, 1997, 3:00 AM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 77 counties
Arkansas County, AR, Ashley County, AR, Bradley County, AR, Calhoun County, AR, Chicot County, AR, Cleveland County, AR, Crittenden County, AR, Desha County, AR, Drew County, AR, Lee County, AR, Lincoln County, AR, Phillips County, AR, Union County, AR, Alcorn County, MS, Benton County, MS, Bolivar County, MS, Calhoun County, MS, Coahoma County, MS, DeSoto County, MS, Grenada County, MS, Humphreys County, MS, Lafayette County, MS, Lee County, MS, Leflore County, MS, Marshall County, MS, Panola County, MS, Pontotoc County, MS, Prentiss County, MS, Quitman County, MS, Sunflower County, MS, Tallahatchie County, MS, Tate County, MS, Tippah County, MS, Tishomingo County, MS, Tunica County, MS, Union County, MS, Washington County, MS, Yalobusha County, MS, Benton County, TN, Carroll County, TN, Cheatham County, TN, Chester County, TN, Clay County, TN, Crockett County, TN, Davidson County, TN, Decatur County, TN, Dickson County, TN, Fayette County, TN, Gibson County, TN, Hardeman County, TN, Hardin County, TN, Haywood County, TN, Henderson County, TN, Henry County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Jackson County, TN, Lawrence County, TN, Lewis County, TN, Macon County, TN, Madison County, TN, Maury County, TN, McNairy County, TN, Montgomery County, TN, Perry County, TN, Robertson County, TN, Rutherford County, TN, Shelby County, TN, Smith County, TN, Stewart County, TN, Sumner County, TN, Tipton County, TN, Trousdale County, TN, Wayne County, TN, Williamson County, TN, Wilson County, TN
The radar
The Memphis radar (KNQA), 106 km from the middle of the area, began a volume at 03:01 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
42 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 1, 9:05 PM CST | Severe Thunderstorm Warning | MEG | Haywood | 45 min |
| Mar 1, 9:07 PM CST | Severe Thunderstorm Warning | LZK | Arkansas | 33 min |
| Mar 1, 9:13 PM CST | Flash Flood Warning | OHX | Montgomery | 3 hr |
| Mar 1, 9:17 PM CST | Flash Flood Warning | MEG | Fayette, Haywood, Shelby, Tipton | 3 hr |
| Mar 1, 9:28 PM CST | Severe Thunderstorm Warning | MEG | Phillips | 32 min |
| Mar 1, 9:40 PM CST | Severe Thunderstorm Warning | OHX | Montgomery | 35 min |
| Mar 1, 9:42 PM CST | Severe Thunderstorm Warning | OHX | Benton | 33 min |
| Mar 1, 9:45 PM CST | Severe Thunderstorm Warning | OHX | Houston, Humphreys | 45 min |
| Mar 1, 9:54 PM CST | Severe Thunderstorm Warning | OHX | Cheatham, Dickson, Robertson | 51 min |
| Mar 1, 10:03 PM CST | Flash Flood Warning | MEG | Crittenden | 4 hr |
| Mar 1, 10:03 PM CST | Flash Flood Warning | MEG | Tate, Tunica | 4 hr |
| Mar 1, 10:09 PM CST | Flash Flood Warning | OHX | Cheatham, Dickson, Robertson | 4 hr |
| Mar 1, 10:09 PM CST | Flash Flood Warning | OHX | Benton, Houston, Humphreys | 4 hr |
| Mar 1, 10:09 PM CST | Flash Flood Warning | OHX | Sumner | 4 hr |
| Mar 1, 10:12 PM CST | Severe Thunderstorm Warning | JAN | Ashley | 48 min |
| Mar 1, 10:25 PM CST | Flash Flood Warning | LZK | Arkansas, Monroe | 3 hr |
| Mar 1, 10:25 PM CST | Flash Flood Warning | LZK | Cleveland, Jefferson, Lincoln | 3 hr |
| Mar 1, 10:29 PM CST | Severe Thunderstorm Warning | OHX | Benton, Decatur | 46 min |
| Mar 1, 10:36 PM CST | Flash Flood Warning | MEG | Chester, Hardeman, Madison | 4 hr |
| Mar 1, 10:36 PM CST | Flash Flood Warning | MEG | Carroll, Henderson | 4 hr |
| Mar 1, 10:38 PM CST | Severe Thunderstorm Warning | OHX | Davidson, Sumner | 67 min |
| Mar 1, 10:47 PM CST | Severe Thunderstorm Warning | MEG | Marshall | 33 min |
| Mar 1, 10:52 PM CST | Severe Thunderstorm Warning | OHX | Humphreys | 53 min |
| Mar 1, 11:04 PM CST | Tornado Warning | OHX | Decatur | 41 min |
| Mar 1, 11:13 PM CST | Severe Thunderstorm Warning | OHX | Benton | 32 min |
| Mar 1, 11:24 PM CST | Severe Thunderstorm Warning | OHX | Humphreys, Perry | 51 min |
| Mar 1, 11:30 PM CST | Severe Thunderstorm Warning | MEG | Chester, Hardeman | 35 min |
| Mar 1, 11:41 PM CST | Flash Flood Warning | OHX | Stewart | 6 hr |
| Mar 1, 11:47 PM CST | Severe Thunderstorm Warning | OHX | Dickson, Hickman | 43 min |
| Mar 1, 11:57 PM CST | Flash Flood Warning | OHX | Sumner | 6 hr |
| Mar 1, 11:57 PM CST | Flash Flood Warning | OHX | Montgomery | 6 hr |
| Mar 2, 12:27 AM CST | Flash Flood Warning | MEG | Fayette | 2 hr |
| Mar 2, 12:27 AM CST | Severe Thunderstorm Warning | OHX | Perry | 48 min |
| Mar 2, 12:44 AM CST | Flash Flood Warning | OHX | Davidson, Wilson | 6 hr |
| Mar 2, 12:47 AM CST | Flash Flood Warning | LZK | Desha | 3 hr |
| Mar 2, 12:47 AM CST | Flash Flood Warning | LZK | Bradley, Drew | 3 hr |
| Mar 2, 12:56 AM CST | Severe Thunderstorm Warning | MEG | Chester, McNairy | 34 min |
| Mar 2, 1:03 AM CST | Flash Flood Warning | SHV | Union | 4 hr |
| Mar 2, 2:03 AM CST | Flash Flood Warning | OHX | Decatur | 4 hr |
| Mar 2, 2:09 AM CST | Flash Flood Warning | OHX | Benton, Dickson, Houston, Humphreys, Stewart | 6 hr |
| Mar 2, 2:09 AM CST | Flash Flood Warning | OHX | Cheatham, Robertson | 6 hr |
| Mar 2, 2:11 AM CST | Flash Flood Warning | MEG | McNairy | 119 min |
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 3.0 hours before the alert went out and 50 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
- 491 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 602 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- -47 m²/s²
- 0-3 km storm-relative helicity
- 90 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
782 WWUS9 KMKC 020235 SEL1 MKC WW 020235 TNZ000-ARZ000-MSZ000-020900- BULLETIN - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 81 STORM PREDICTION CENTER NORMAN OK 835 PM CST SAT MAR 1 1997 A...THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PARTS OF WESTERN AND MIDDLE TENNESSEE PARTS OF EASTERN AND SOUTHERN ARKANSAS PARTS OF WESTERN AND NORTHERN MISSISSIPPI EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING UNTIL 300 AM CST. TORNADOES...LARGE HAIL...DANGEROUS LIGHTNING AND DAMAGING THUNDERSTORM WINDS ARE POSSIBLE IN THESE AREAS. THE TORNADO WATCH AREA IS ALONG AND 85 STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES EAST SOUTHEAST OF EL DORADO ARKANSAS TO 35 MILES NORTH OF NASHVILLE TENNESSEE. 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. B..OTHER WATCH INFORMATION.. THIS TORNADO WATCH REPLACES TORNADO WATCH NUMBER 76...TORNADO WATCH NUMBER 78...TORNADO WATCH NUMBER 79. WATCH NUMBER 76...78...79 WILL NOT BE IN EFFECT AFTER 900 PM CST. $$ C...TORNADOES AND A FEW SVR TSTMS WITH HAIL SFC AND ALF TO 1 3/4 INCHES. EXTRM TURBC AND SFC WIND GUSTS TO 70 KNOTS. A FEW CBS WITH MAX TOPS TO 450. MEAN WIND VECTOR 24045. D...VRY STG VERT SHEAR TO CONT DURG THE OVRNGT HRS ALG RAIN-COOLED BNDRY OVR THE LWR MS/TN VLY. SFC-BASED CAPE ARND 1000 J/KG... WITH DWPTS IN THE MID TO UPR 60S...COUPLED WITH MAINLY UNIDIRECTIONAL SHEAR...SUGS CONTD POTENTIAL FOR BOW ECHOES AND ISOLD TORNADOES. E...OTR TSTMS... THIS WATCH REPLACES..WW 76..WW 78..WW 79.. CONT..WW 80.. ...CORFIDI
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 1, 6:00 PM CST | Tornado Watch | SPC | Clark, Clay, Cleburne, Conway, Craighead, Dallas and 27 more | 3 hr |
| Mar 2, 1:15 PM CST | Tornado Watch | SPC | Adams, Amite, Attala, Choctaw, Claiborne, Clarke and 36 more | 6 hr |
| Mar 2, 4:00 PM CST | Tornado Watch | SPC | Adams, Amite, Attala, Carroll, Chickasaw, Choctaw and 40 more | 6 hr |
Nearby
Tornado Watches in Tennessee, 1997Tornado Watches in Mississippi, 1997Tornado Watches in Arkansas, 1997Every tornado watch in 1997
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.