Alert archive / Mississippi / Tornado Watches in 2023

Tornado Watch 716

December 9, 20239 counties in Alabama; 8 parishes in Louisiana; 51 counties in Mississippi

The Storm Prediction Center issued this tornado watch at Dec 9, 2023, 3:56 PM CST for 9 counties in Alabama; 8 parishes in Louisiana; 51 counties in Mississippi. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued: Dec 9, 2023, 3:56 PM CST (21:56 UTC)
Expired: Dec 10, 2023, 12:00 AM CST
In force: 8 hr
Issued by: the Storm Prediction Center
Largest hail expected: 1.5 in
Strongest gust expected: 60 kt

All 68 counties

Fayette County, AL, Greene County, AL, Lamar County, AL, Marion County, AL, Pickens County, AL, Sumter County, AL, Tuscaloosa County, AL, Walker County, AL, Winston County, AL, Catahoula Parish, LA, Concordia Parish, LA, East Carroll Parish, LA, Franklin Parish, LA, Madison Parish, LA, Richland Parish, LA, Tensas Parish, LA, West Carroll Parish, LA, Adams County, MS, Attala County, MS, Calhoun County, MS, Carroll County, MS, Chickasaw County, MS, Choctaw County, MS, Claiborne County, MS, Clarke County, MS, Clay County, MS, Copiah County, MS, Covington County, MS, Franklin County, MS, Grenada County, MS, Hinds County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Itawamba County, MS, Jasper County, MS, Jefferson County, MS, Jefferson Davis County, MS, Jones County, MS, Kemper County, MS, Lauderdale County, MS, Lawrence County, MS, Leake County, MS, Lee County, MS, Leflore County, MS, Lincoln County, MS, Lowndes County, MS, Madison County, MS, Monroe County, MS, Montgomery County, MS, Neshoba County, MS, Newton County, MS, Noxubee County, MS, Oktibbeha County, MS, Pontotoc County, MS, Rankin County, MS, Scott County, MS, Sharkey County, MS, Simpson County, MS, Smith County, MS, Sunflower County, MS, Tallahatchie County, MS, Warren County, MS, Washington County, MS, Webster County, MS, Winston County, MS, Yalobusha County, MS, Yazoo County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 109 km from the middle of the area, began a volume at 21:54 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: 20%
Ten or more severe wind reports: 50%
One or more gusts of 65 knots or more: 20%
Ten or more severe hail reports: 30%
One or more hailstones of 2 inches or more: 20%
Six or more combined severe hail and wind reports: 80%

Warnings issued inside it

39 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Dec 9, 4:08 PM CST	Severe Thunderstorm Warning Considerable damage threat	MEG	Benton, Lafayette, Lee, Marshall, Pontotoc, Tippah and 1 more	52 min
Dec 9, 4:12 PM CST	Severe Thunderstorm Warning	MEG	Tallahatchie, Yalobusha	48 min
Dec 9, 4:14 PM CST	Severe Thunderstorm Warning	JAN	Bolivar, Washington	37 min
Dec 9, 4:18 PM CST	Severe Thunderstorm Warning	JAN	Leflore, Sunflower	30 min
Dec 9, 4:22 PM CST	Severe Thunderstorm Warning	JAN	Simpson	38 min
Dec 9, 4:37 PM CST	Severe Thunderstorm Warning	MEG	Lafayette, Panola, Pontotoc, Union, Yalobusha	38 min
Dec 9, 4:56 PM CST	Severe Thunderstorm Warning	JAN	Leflore, Sunflower	42 min
Dec 9, 4:56 PM CST	Severe Thunderstorm Warning	MEG	Calhoun, Lafayette, Pontotoc, Yalobusha	49 min
Dec 9, 4:59 PM CST	Severe Thunderstorm Warning	JAN	Simpson, Smith	61 min
Dec 9, 5:07 PM CST	Severe Thunderstorm Warning	MEG	Lee, Prentiss, Union	53 min
Dec 9, 5:08 PM CST	Severe Thunderstorm Warning	MEG	Lafayette, Lee, Pontotoc, Union	52 min
Dec 9, 5:12 PM CST	Severe Thunderstorm Warning	JAN	Copiah, Franklin, Lincoln	27 min
Dec 9, 5:21 PM CST	Severe Thunderstorm Warning	JAN	Humphreys, Sharkey, Yazoo	43 min
Dec 9, 5:32 PM CST	Severe Thunderstorm Warning	JAN	Carroll, Grenada, Leflore, Montgomery	47 min
Dec 9, 5:38 PM CST	Severe Thunderstorm Warning Considerable damage threat	JAN	Jasper	67 min
Dec 9, 5:42 PM CST	Severe Thunderstorm Warning	MEG	Calhoun, Lee, Pontotoc	33 min
Dec 9, 5:46 PM CST	Severe Thunderstorm Warning	JAN	Richland, West Carroll	35 min
Dec 9, 5:54 PM CST	Severe Thunderstorm Warning	MEG	Itawamba, Lee, Prentiss, Tishomingo	51 min
Dec 9, 5:59 PM CST	Severe Thunderstorm Warning	JAN	Holmes, Humphreys, Yazoo	61 min
Dec 9, 6:07 PM CST	Severe Thunderstorm Warning	JAN	Catahoula, Franklin, Madison, Richland	53 min
Dec 9, 6:07 PM CST	Severe Thunderstorm Warning	MEG	Calhoun, Chickasaw	38 min
Dec 9, 6:08 PM CST	Severe Thunderstorm Warning	JAN	Webster	46 min
Dec 9, 6:11 PM CST	Severe Thunderstorm Warning	MEG	Itawamba, Lee, Pontotoc	49 min
Dec 9, 6:18 PM CST	Severe Thunderstorm Warning	JAN	East Carroll	57 min
Dec 9, 6:28 PM CST	Severe Thunderstorm Warning	JAN	Clarke	34 min
Dec 9, 6:34 PM CST	Severe Thunderstorm Warning	JAN	Yazoo	56 min
Dec 9, 6:42 PM CST	Severe Thunderstorm Warning	JAN	Clay	48 min
Dec 9, 6:43 PM CST	Severe Thunderstorm Warning	MEG	Itawamba	25 min
Dec 9, 6:45 PM CST	Severe Thunderstorm Warning	MEG	Chickasaw, Itawamba, Lee, Monroe	45 min
Dec 9, 6:56 PM CST	Severe Thunderstorm Warning	JAN	Catahoula, Franklin, Tensas	64 min
Dec 9, 7:12 PM CST	Severe Thunderstorm Warning	JAN	Holmes, Yazoo	43 min
Dec 9, 7:29 PM CST	Severe Thunderstorm Warning	MEG	Itawamba, Monroe	31 min
Dec 9, 7:43 PM CST	Severe Thunderstorm Warning	JAN	Attala	62 min
Dec 9, 8:00 PM CST	Severe Thunderstorm Warning	JAN	Claiborne, Jefferson	36 min
Dec 9, 9:20 PM CST	Tornado Warning	JAN	Rankin, Simpson, Smith	55 min
Dec 9, 9:48 PM CST	Tornado Warning	JAN	Jasper, Smith	26 min
Dec 9, 10:07 PM CST	Tornado Warning	JAN	Clarke, Jasper, Lauderdale, Newton	53 min
Dec 9, 11:00 PM CST	Severe Thunderstorm Warning	JAN	Clarke, Lauderdale	45 min
Dec 9, 11:12 PM CST	Severe Thunderstorm Warning	BMX	Jefferson, Tuscaloosa, Walker	48 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

Jackson, MS (KJAN), launched 12:00Z, 9.9 hours before the alert went out and 111 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1000 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 230 m²/s²
0-3 km storm-relative helicity: 256 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 9, 10:50 AM CST	Mesoscale Discussion	SPC	Colbert, Franklin, Lauderdale	115 min
Dec 9, 1:59 PM CST	Mesoscale Discussion	SPC	Colbert, Lauderdale	91 min
Dec 9, 2:45 PM CST	Mesoscale Discussion	SPC	Jackson, Lawrence, Limestone, Madison, Morgan	90 min
Dec 9, 3:00 PM CST	Mesoscale Discussion	SPC	Fayette, Lamar, Pickens	2 hr
Dec 9, 3:20 PM CST	Tornado Watch	SPC	Colbert, Franklin, Lauderdale, Lawrence, Limestone, Madison and 1 more	7 hr
Dec 9, 5:03 PM CST	Mesoscale Discussion	SPC	Colbert, Franklin, Lauderdale, Lawrence, Limestone, Madison	87 min
Dec 9, 5:56 PM CST	Mesoscale Discussion	SPC	Fayette, Greene, Hale, Lamar, Marion, Pickens and 4 more	94 min
Dec 9, 4:42 PM CST	Mesoscale Discussion	SPC	Allen, Beauregard, Bienville, Caldwell, Evangeline, Grant and 9 more	93 min
Dec 9, 11:35 AM CST	Tornado Watch	SPC	Alcorn, Benton, Bolivar, Coahoma, DeSoto, Lafayette and 9 more	9 hr

Nearby

Tornado Watches in Mississippi, 2023 Tornado Watches in Alabama, 2023 Tornado Watches in Louisiana, 2023 Every 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.