Alert archive / Tennessee / Tornado Watches in 2023
Tornado Watch 39
The Storm Prediction Center issued this tornado watch at Feb 16, 2023, 12:00 PM CST for 4 states. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 16, 2023, 12:00 PM CST (18:00 UTC)
- Expired
- Feb 16, 2023, 7:00 PM CST
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1 in
- Strongest gust expected
- 60 kt
All 87 counties
Colbert County, AL, Cullman County, AL, Franklin County, AL, Lauderdale County, AL, Lawrence County, AL, Limestone County, AL, Madison County, AL, Morgan County, AL, Allen County, KY, Barren County, KY, Clinton County, KY, Cumberland County, KY, Logan County, KY, Metcalfe County, KY, Monroe County, KY, Simpson County, KY, Warren County, KY, Alcorn County, MS, Benton County, MS, Calhoun County, MS, Chickasaw County, MS, Itawamba County, MS, Lafayette County, MS, Lee County, MS, Marshall County, MS, Monroe County, MS, Panola County, MS, Pontotoc County, MS, Prentiss County, MS, Quitman County, MS, Tallahatchie County, MS, Tate County, MS, Tippah County, MS, Tishomingo County, MS, Union County, MS, Yalobusha County, MS, Bedford County, TN, Benton County, TN, Cannon County, TN, Carroll County, TN, Cheatham County, TN, Chester County, TN, Clay County, TN, Coffee County, TN, Cumberland County, TN, Davidson County, TN, Decatur County, TN, DeKalb County, TN, Dickson County, TN, Fayette County, TN, Fentress County, TN, Franklin County, TN, Giles County, TN, Grundy County, TN, Hardeman County, TN, Hardin County, TN, Henderson County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Jackson County, TN, Lawrence County, TN, Lewis County, TN, Lincoln County, TN, Macon County, TN, Madison County, TN, Marshall County, TN, Maury County, TN, McNairy County, TN, Montgomery County, TN, Moore County, TN, Overton County, TN, Perry County, TN, Pickett County, TN, Putnam County, TN, Robertson County, TN, Rutherford County, TN, Smith County, TN, Stewart County, TN, Sumner County, TN, Trousdale County, TN, Van Buren County, TN, Warren County, TN, Wayne County, TN, White County, TN, Williamson County, TN, Wilson County, TN
The radar
The Nashville radar (KOHX), 99 km from the middle of the area, began a volume at 18:03 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
- 50%
- One or more EF2 to EF5 tornadoes
- 30%
- Ten or more severe wind reports
- 50%
- One or more gusts of 65 knots or more
- 20%
- Ten or more severe hail reports
- 20%
- One or more hailstones of 2 inches or more
- 10%
- Six or more combined severe hail and wind reports
- 70%
Warnings issued inside it
28 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 16, 12:17 PM CST | Severe Thunderstorm Warning | MEG | Benton, Marshall | 19 min |
| Feb 16, 12:58 PM CST | Tornado Warning | MEG | Benton, Carroll, Decatur, Henderson | 32 min |
| Feb 16, 1:19 PM CST | Tornado Warning | OHX | Humphreys | 41 min |
| Feb 16, 1:28 PM CST | Severe Thunderstorm Warning | MEG | Alcorn, Benton, Tippah | 47 min |
| Feb 16, 1:35 PM CST | Tornado Warning | MEG | Alcorn, Tippah | 40 min |
| Feb 16, 1:38 PM CST | Tornado Warning | MEG | Hardin, McNairy | 23 min |
| Feb 16, 1:50 PM CST | Tornado Warning | OHX | Dickson, Humphreys | 25 min |
| Feb 16, 2:13 PM CST | Tornado Warning | MEG | Alcorn, Tishomingo | 62 min |
| Feb 16, 2:28 PM CST | Severe Thunderstorm Warning | MEG | Calhoun, Chickasaw, Pontotoc | 47 min |
| Feb 16, 2:32 PM CST | Tornado Warning | HUN | Lauderdale | 28 min |
| Feb 16, 2:59 PM CST | Severe Thunderstorm Warning | OHX | Davidson | 18 min |
| Feb 16, 3:02 PM CST | Severe Thunderstorm Warning | HUN | Lauderdale | 13 min |
| Feb 16, 3:02 PM CST | Tornado Warning | MEG | Prentiss, Tishomingo | 15 min |
| Feb 16, 3:42 PM CST | Tornado Warning | OHX | Giles, Lawrence, Maury | 33 min |
| Feb 16, 3:45 PM CST | Tornado Warning | MEG | Itawamba, Monroe | 45 min |
| Feb 16, 4:35 PM CST | Tornado Warning | OHX | Bedford, Marshall | 12 min |
| Feb 16, 4:56 PM CST | Severe Thunderstorm Warning | OHX | Bedford, Giles, Marshall | 34 min |
| Feb 16, 5:00 PM CST | Severe Thunderstorm Warning | OHX | Cannon, Rutherford, Wilson | 30 min |
| Feb 16, 5:01 PM CST | Severe Thunderstorm Warning | OHX | Giles, Lawrence | 44 min |
| Feb 16, 5:18 PM CST | Severe Thunderstorm Warning | OHX | Bedford, Cannon, Coffee, Rutherford | 27 min |
| Feb 16, 5:28 PM CST | Severe Thunderstorm Warning | OHX | Cannon, DeKalb, Smith, Wilson | 11 min |
| Feb 16, 5:29 PM CST | Severe Thunderstorm Warning | HUN | Lincoln | 46 min |
| Feb 16, 5:54 PM CST | Severe Thunderstorm Warning | OHX | DeKalb, Van Buren, Warren, White | 23 min |
| Feb 16, 5:55 PM CST | Flash Flood Warning | HUN | Franklin, Lawrence | 3 hr |
| Feb 16, 6:02 PM CST | Severe Thunderstorm Warning | HUN | Cullman | 24 min |
| Feb 16, 6:10 PM CST | Severe Thunderstorm Warning | OHX | Van Buren, Warren | 35 min |
| Feb 16, 6:16 PM CST | Severe Thunderstorm Warning | OHX | Cumberland, Putnam, White | 29 min |
| Feb 16, 6:32 PM CST | Tornado Warning | HUN | Franklin, Lincoln, Moore | 14 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
Nashville Metro, TN (KBNA), launched 12:00Z, 6.0 hours before the alert went out and 88 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
- 30 J/kg
- Mixed-layer CIN
- -160 J/kg
- Mixed-layer LCL
- 546 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 411 m²/s²
- 0-3 km storm-relative helicity
- 528 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted.
108 WWUS20 KWNS 161759 SEL9 SPC WW 161759 ALZ000-KYZ000-MSZ000-TNZ000-170100- URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 39 NWS Storm Prediction Center Norman OK 1200 PM CST Thu Feb 16 2023 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Northern Alabama South central Kentucky Northern Mississippi Western and middle Tennessee * Effective this Thursday afternoon and evening from NOON until 700 PM CST. * Primary threats include... A few tornadoes and a couple intense tornadoes possible Scattered damaging wind gusts to 70 mph possible Isolated large hail events to 1 inch in diameter possible SUMMARY...Scattered strong-severe storms will spread eastward across northern Mississippi/western and middle Tennessee into northern Alabama and south central Kentucky through the afternoon. The storm environment will support a threat of both supercells and bowing segments capable of producing damaging winds and a few tornadoes, one or two of which could be strong. The tornado watch area is approximately along and 85 statute miles east and west of a line from 45 miles north northeast of Nashville TN to 30 miles south of Oxford MS. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU9). 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. && OTHER WATCH INFORMATION...CONTINUE...WW 38... 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 450. Mean storm motion vector 25040. ...Thompson
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 16, 11:33 AM CST | Mesoscale Discussion | SPC | Colbert, Franklin, Lauderdale, Lawrence, Limestone | 27 min |
| Feb 16, 11:37 AM CST | Mesoscale Discussion | SPC | Choctaw, Greene, Hale, Pickens, Sumter | 83 min |
| Feb 16, 1:17 PM CST | Mesoscale Discussion | SPC | Autauga, Bibb, Blount, Chilton, Choctaw, Clarke and 23 more | 88 min |
| Feb 16, 1:50 PM CST | Tornado Watch | SPC | Autauga, Bibb, Blount, Chilton, Choctaw, Clarke and 19 more | 6 hr |
| Feb 16, 2:02 PM CST | Mesoscale Discussion | SPC | Colbert, Franklin, Lauderdale, Lawrence, Limestone, Madison and 3 more | 118 min |
| Feb 16, 2:20 PM CST | Mesoscale Discussion | SPC | Choctaw, Sumter | 55 min |
| Feb 16, 3:42 PM CST | Mesoscale Discussion | SPC | Colbert, Franklin, Lauderdale, Lawrence, Limestone, Madison and 2 more | 2 hr |
| Feb 16, 5:56 PM CST | Mesoscale Discussion | SPC | Baldwin, Bibb, Chilton, Choctaw, Clarke, Dallas and 15 more | 2 hr |
| Feb 16, 5:57 PM CST | Mesoscale Discussion | SPC | Jackson, Limestone, Madison, Morgan | 93 min |
| Feb 15, 11:13 PM CST | Severe Thunderstorm Watch | SPC | Ballard, Caldwell, Calloway, Carlisle, Christian, Crittenden and 16 more | 6 hr |
| Feb 16, 4:08 AM CST | Mesoscale Discussion | SPC | Calloway, Carlisle, Fulton, Graves, Hickman, McCracken | 67 min |
| Feb 16, 4:51 AM CST | Tornado Watch | SPC | Ballard, Caldwell, Calloway, Carlisle, Christian, Crittenden and 11 more | 7 hr |
| Feb 16, 7:30 AM CST | Mesoscale Discussion | SPC | Calloway, Fulton, Graves, Hickman, Trigg | 90 min |
| Feb 15, 9:22 PM CST | Tornado Watch | SPC | Alcorn, Benton, Bolivar, Carroll, Coahoma, DeSoto and 22 more | 8 hr |
| Feb 15, 10:50 PM CST | Mesoscale Discussion | SPC | Benton, Bolivar, Coahoma, DeSoto, Marshall, Panola and 6 more | 115 min |
| Feb 16, 7:54 AM CST | Mesoscale Discussion | SPC | Adams, Amite, Claiborne, Franklin, Issaquena, Jefferson and 3 more | 2 hr |
| Feb 16, 9:23 AM CST | Mesoscale Discussion | SPC | Benton, Bolivar, Coahoma, DeSoto, Marshall, Panola and 3 more | 2 hr |
| Feb 16, 9:59 AM CST | Tornado Watch | SPC | Adams, Amite, Attala, Bolivar, Carroll, Choctaw and 45 more | 9 hr |
Nearby
Tornado Watches in Tennessee, 2023Tornado Watches in Mississippi, 2023Tornado Watches in Kentucky, 2023Every tornado watch in 2023
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.