Alert archive / Alabama / Tornado Watches in 2022

Tornado Watch 576

November 29, 202233 counties in Alabama; 14 counties in Mississippi

The Storm Prediction Center issued this tornado watch at Nov 29, 2022, 10:52 PM CST for 33 counties in Alabama; 14 counties in Mississippi. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued: Nov 29, 2022, 10:52 PM CST (04:52 UTC)
Expired: Nov 30, 2022, 6:00 AM CST
In force: 7 hr
Issued by: the Storm Prediction Center
Largest hail expected: 1.5 in
Strongest gust expected: 60 kt

All 47 counties

Autauga County, AL, Baldwin County, AL, Bibb County, AL, Butler County, AL, Chilton County, AL, Choctaw County, AL, Clarke County, AL, Conecuh County, AL, Coosa County, AL, Covington County, AL, Crenshaw County, AL, Dallas County, AL, Elmore County, AL, Escambia County, AL, Fayette County, AL, Greene County, AL, Hale County, AL, Jefferson County, AL, Lamar County, AL, Lowndes County, AL, Marengo County, AL, Mobile County, AL, Monroe County, AL, Montgomery County, AL, Perry County, AL, Pickens County, AL, Pike County, AL, Shelby County, AL, Sumter County, AL, Tuscaloosa County, AL, Walker County, AL, Washington County, AL, Wilcox County, AL, Clarke County, MS, Covington County, MS, Forrest County, MS, George County, MS, Greene County, MS, Jasper County, MS, Jones County, MS, Lamar County, MS, Lauderdale County, MS, Marion County, MS, Perry County, MS, Smith County, MS, Stone County, MS, Wayne County, MS

The radar

The Birmingham radar (KBMX), 75 km from the middle of the area, began a volume at 04:54 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: 60%
One or more EF2 to EF5 tornadoes: 40%
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: 10%
Six or more combined severe hail and wind reports: 70%

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
Nov 29, 11:19 PM CST	Tornado Warning	JAN	Jones	28 min
Nov 29, 11:25 PM CST	Tornado Warning	MOB	Wayne	50 min
Nov 29, 11:50 PM CST	Tornado Warning	MOB	Choctaw	40 min
Nov 30, 12:00 AM CST	Severe Thunderstorm Warning	BMX	Fayette, Pickens, Tuscaloosa, Walker	60 min
Nov 30, 12:02 AM CST	Tornado Warning	JAN	Clarke	26 min
Nov 30, 12:16 AM CST	Tornado Warning	MOB	Choctaw, Clarke	44 min
Nov 30, 12:27 AM CST	Severe Thunderstorm Warning	BMX	Blount, Jefferson	59 min
Nov 30, 12:29 AM CST	Tornado Warning	BMX	Walker	9 min
Nov 30, 12:42 AM CST	Flash Flood Warning	BMX	Jefferson, Shelby	3 hr
Nov 30, 12:51 AM CST	Tornado Warning	BMX	Marengo	54 min
Nov 30, 1:10 AM CST	Severe Thunderstorm Warning	BMX	St. Clair, Shelby	50 min
Nov 30, 1:10 AM CST	Severe Thunderstorm Warning	JAN	Forrest, Lamar	35 min
Nov 30, 1:20 AM CST	Severe Thunderstorm Warning	MOB	Perry	40 min
Nov 30, 1:25 AM CST	Severe Thunderstorm Warning	MOB	Wilcox	32 min
Nov 30, 1:26 AM CST	Severe Thunderstorm Warning	JAN	Marion	34 min
Nov 30, 1:48 AM CST	Severe Thunderstorm Warning	MOB	Washington	42 min
Nov 30, 1:56 AM CST	Tornado Warning Tornado observed	JAN	Lamar, Marion	49 min
Nov 30, 1:57 AM CST	Tornado Warning	BMX	Dallas	48 min
Nov 30, 2:02 AM CST	Severe Thunderstorm Warning	MOB	Greene, Perry, Wayne	43 min
Nov 30, 2:15 AM CST	Flash Flood Warning	JAN	Forrest, Lamar	2 hr
Nov 30, 2:23 AM CST	Severe Thunderstorm Warning	MOB	Clarke, Washington	52 min
Nov 30, 2:26 AM CST	Severe Thunderstorm Warning	JAN	Forrest	34 min
Nov 30, 2:28 AM CST	Tornado Warning	BMX	Autauga, Lowndes	47 min
Nov 30, 2:30 AM CST	Severe Thunderstorm Warning	JAN	Lamar, Marion	45 min
Nov 30, 2:31 AM CST	Tornado Warning	MOB	Washington	44 min
Nov 30, 2:36 AM CST	Tornado Warning	JAN	Lamar, Marion	44 min
Nov 30, 3:01 AM CST	Tornado Warning	BMX	Elmore, Montgomery	59 min
Nov 30, 3:04 AM CST	Severe Thunderstorm Warning	MOB	Clarke, Washington	56 min
Nov 30, 3:08 AM CST	Severe Thunderstorm Warning	JAN	Forrest	37 min
Nov 30, 3:18 AM CST	Severe Thunderstorm Warning	MOB	Clarke, Conecuh, Monroe, Washington	42 min
Nov 30, 3:35 AM CST	Severe Thunderstorm Warning	MOB	George, Perry, Stone	40 min
Nov 30, 3:40 AM CST	Severe Thunderstorm Warning	MOB	Butler, Clarke, Conecuh, Covington, Escambia, Monroe	65 min
Nov 30, 3:58 AM CST	Severe Thunderstorm Warning	MOB	Baldwin, Clarke, Escambia, Mobile, Monroe, Washington	62 min
Nov 30, 4:15 AM CST	Severe Thunderstorm Warning	MOB	Mobile	45 min
Nov 30, 4:37 AM CST	Severe Thunderstorm Warning	MOB	Baldwin, Butler, Conecuh, Covington, Crenshaw, Escambia and 1 more	53 min
Nov 30, 4:47 AM CST	Severe Thunderstorm Warning	MOB	Baldwin, Mobile	43 min
Nov 30, 5:04 AM CST	Tornado Warning	MOB	Baldwin, Mobile	26 min
Nov 30, 5:10 AM CST	Severe Thunderstorm Warning	BMX	Pike	50 min
Nov 30, 5:13 AM CST	Tornado Warning	MOB	Baldwin, Mobile	32 min
Nov 30, 5:26 AM CST	Severe Thunderstorm Warning Considerable damage threat	MOB	Baldwin, Escambia	49 min
Nov 30, 5:38 AM CST	Severe Thunderstorm Warning	MOB	Baldwin	52 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

Birmingham, AL (KBMX), launched 00:00Z, 4.9 hours before the alert went out and 75 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: 20 J/kg
Mixed-layer CIN: -138 J/kg
Mixed-layer LCL: 954 m above ground
0-6 km bulk shear: 72 kt
0-1 km storm-relative helicity: 402 m²/s²
0-3 km storm-relative helicity: 531 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
Nov 29, 6:19 PM CST	Mesoscale Discussion	SPC	Lauderdale	86 min
Nov 29, 8:11 PM CST	Mesoscale Discussion	SPC	Bibb, Choctaw, Fayette, Greene, Hale, Jefferson and 7 more	64 min
Nov 29, 10:23 PM CST	Mesoscale Discussion	SPC	Autauga, Bibb, Butler, Chilton, Choctaw, Clarke and 13 more	67 min
Nov 29, 11:33 PM CST	Mesoscale Discussion	SPC	Bibb, Choctaw, Fayette, Greene, Hale, Jefferson and 10 more	87 min
Nov 30, 2:15 AM CST	Mesoscale Discussion	SPC	Autauga, Bibb, Butler, Chambers, Chilton, Choctaw and 20 more	2 hr
Nov 30, 4:20 AM CST	Mesoscale Discussion	SPC	Baldwin, Butler, Coffee, Conecuh, Covington, Crenshaw and 8 more	115 min
Nov 30, 4:34 AM CST	Tornado Watch	SPC	Baldwin, Coffee, Covington, Dale, Escambia, Geneva and 3 more	6 hr
Nov 30, 7:16 AM CST	Mesoscale Discussion	SPC	Dale, Geneva, Henry, Houston	119 min
Nov 29, 6:52 PM CST	Tornado Watch PDS	SPC	Adams, Attala, Bolivar, Carroll, Choctaw, Claiborne and 32 more	9 hr
Nov 29, 9:21 PM CST	Mesoscale Discussion	SPC	Jasper, Jefferson Davis, Lawrence, Lincoln, Newton, Simpson and 1 more	54 min

Nearby

Tornado Watches in Alabama, 2022 Tornado Watches in Mississippi, 2022 Every tornado watch in 2022

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.