Alert archive / Mississippi / Tornado Watches in 1997
Tornado Watch 142
The Storm Prediction Center issued this tornado watch at Apr 5, 1997, 9:00 AM CST for 4 states. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 5, 1997, 9:00 AM CST (15:00 UTC)
- Expired
- Apr 5, 1997, 3:00 PM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 59 counties
Fulton County, KY, New Madrid County, MO, Pemiscot County, MO, Alcorn County, MS, Attala County, MS, Benton County, MS, Calhoun County, MS, Carroll County, MS, Chickasaw County, MS, Choctaw County, MS, Clay County, MS, DeSoto County, MS, Grenada County, MS, Holmes County, MS, Itawamba County, MS, Lafayette County, MS, Lee County, MS, Lowndes County, MS, Marshall County, MS, Monroe County, MS, Montgomery County, MS, Noxubee County, MS, Oktibbeha County, MS, Panola County, MS, Pontotoc County, MS, Prentiss County, MS, Tallahatchie County, MS, Tate County, MS, Tippah County, MS, Tishomingo County, MS, Union County, MS, Webster County, MS, Winston County, MS, Yalobusha County, MS, Benton County, TN, Carroll County, TN, Chester County, TN, Crockett County, TN, Decatur County, TN, Dyer County, TN, Fayette County, TN, Gibson County, TN, Hardeman County, TN, Hardin County, TN, Haywood County, TN, Henderson County, TN, Henry County, TN, Houston County, TN, Humphreys County, TN, Lake County, TN, Lauderdale County, TN, Madison County, TN, McNairy County, TN, Obion County, TN, Perry County, TN, Shelby County, TN, Stewart County, TN, Tipton County, TN, Weakley County, TN
Warnings issued inside it
3 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 9:57 AM CST | Severe Thunderstorm Warning | JAN | Choctaw | 48 min |
| Apr 5, 10:18 AM CST | Severe Thunderstorm Warning | JAN | Oktibbeha, Webster | 42 min |
| Apr 5, 10:22 AM CST | Severe Thunderstorm Warning | MEG | Clay | 33 min |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 3.0 hours before the alert went out and 80 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
- 26 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 506 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
417
WWUS9 KMKC 051431
SEL2
MKC WW 051431
MSZ000-TNZ000-052100-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 142
STORM PREDICTION CENTER NORMAN OK
831 AM CST SAT APR 5 1997
A...THE STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR
PARTS OF NORTHERN MISSISSIPPI
WEST TENNESSEE
EFFECTIVE THIS SATURDAY MORNING AND AFTERNOON UNTIL 300 PM CST.
TORNADOES...LARGE HAIL...DANGEROUS LIGHTNING AND DAMAGING
THUNDERSTORM WINDS ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS ALONG AND 60 STATUTE MILES EAST AND WEST
OF A LINE FROM 60 MILES SOUTHEAST OF GREENWOOD MISSISSIPPI TO 60
MILES NORTHEAST OF DYERSBURG 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.
$$
C...TORNADOES AND A FEW SVR TSTMS WITH HAIL SFC AND ALF TO 1 1/2
INCHES. EXTRM TURBC AND SFC WIND GUSTS TO 70 KNOTS. A FEW CBS
WITH MAX TOPS TO 450. MEAN WIND VECTOR 21035.
D...SQLN WITH POTENTIAL FOR DMGG WNDS AND ISOLD TORNADOES WL MOV
ENE ACRS WW AREA AT 20-25 KTS...WITH INDIVIDUAL STMS MOVG NNE AT
40-45 KTS. ZONE OF SFC PRES FALLS ASSOCD WITH EXIT RGN OF LWR MS
JET SHUD KEEP SFC WNDS SMWHT BACKED...ENHANCING STM-RELATIVE FLOW.
E...OTR TSTMS... CONT..WW 139..WW 140 TIL 15Z...AND BEGIN WW 141
AT 15Z.
...CORFIDISPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 2:30 AM CST | Tornado Watch | SPC | Adams, Amite, Claiborne, Copiah, Franklin, Hinds and 18 more | 7 hr |
| Apr 5, 3:15 AM CST | Tornado Watch | SPC | Bolivar, Carroll, Coahoma, DeSoto, Grenada, Holmes and 13 more | 6 hr |
| Apr 5, 9:00 AM CST | Tornado Watch | SPC | Amite, Claiborne, Clarke, Copiah, Covington, Forrest and 31 more | 6 hr |
| Apr 5, 1:00 PM CST | Severe Thunderstorm Watch | SPC | Jackson | 4 hr |
| Apr 5, 2:30 PM CST | Severe Thunderstorm Watch | SPC | City of Saint Louis | 5 hr |
| Apr 5, 11:45 AM CST | Severe Thunderstorm Watch | SPC | Bedford, Cannon, Coffee, Decatur, Franklin, Giles and 16 more | 7 hr |
Nearby
Tornado Watches in Mississippi, 1997Tornado Watches in Tennessee, 1997Tornado Watches in Missouri, 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.