Alert archive / Mississippi / Tornado Watches in 2022

Tornado Watch 574

November 29, 20225 counties in Alabama; 12 counties in Mississippi

The Storm Prediction Center issued this tornado watch at Nov 29, 2022, 5:07 PM CST for 5 counties in Alabama; 12 counties in Mississippi. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Nov 29, 2022, 5:07 PM CST (23:07 UTC)
Expired
Nov 29, 2022, 10:54 PM CST
In force
6 hr
Issued by
the Storm Prediction Center
Largest hail expected
1.5 in
Strongest gust expected
60 kt

Counties Choctaw County, AL, Clarke County, AL, Monroe County, AL, Washington County, AL, Wilcox County, AL, Clarke County, MS, Covington County, MS, Forrest 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, Wayne County, MS

The radar

The Mobile radar (KMOB), 121 km from the middle of the area, began a volume at 23:10 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
40%
One or more gusts of 65 knots or more
20%
Ten or more severe hail reports
40%
One or more hailstones of 2 inches or more
20%
Six or more combined severe hail and wind reports
70%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Nov 29, 5:07 PM CSTTornado WarningJANCovington, Jefferson Davis, Lamar, Marion53 min
Nov 29, 5:50 PM CSTTornado WarningJANCovington, Jones34 min
Nov 29, 6:13 PM CSTTornado WarningJANJasper62 min
Nov 29, 6:59 PM CSTTornado WarningJANClarke, Lauderdale61 min
Nov 29, 7:44 PM CSTTornado WarningJANClarke, Lauderdale31 min
Nov 29, 7:54 PM CSTTornado WarningMOBChoctaw36 min
Nov 29, 9:41 PM CSTTornado WarningJANCovington, Jefferson Davis, Lawrence, Simpson, Smith64 min
Nov 29, 10:40 PM CSTTornado WarningJANJefferson Davis, Simpson, Smith45 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, 11.1 hours before the alert went out and 176 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-pSkew-T log-p diagram, Jackson, MS at 12:00Z on 2022-11-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 12:00Z on 2022-11-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 361 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1026 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
361 m²/s²
0-3 km storm-relative helicity
372 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 29, 10:56 AM CSTMesoscale DiscussionSPCColbert, Franklin, Lauderdale, Lawrence, Limestone, Madison2 hr
Nov 29, 1:52 PM CSTMesoscale DiscussionSPCBaldwin, Clarke, Conecuh, Escambia, Mobile, Monroe and 1 more113 min
Nov 29, 3:35 PM CSTMesoscale DiscussionSPCBibb, Cullman, Fayette, Franklin, Greene, Hale and 9 more115 min
Nov 29, 4:42 PM CSTTornado WatchSPCBibb, Dallas, Fayette, Greene, Hale, Lamar and 6 more6 hr
Nov 29, 4:45 PM CSTMesoscale DiscussionSPCChoctaw, Clarke, Monroe, Washington90 min
Nov 29, 11:20 AM CSTMesoscale DiscussionSPCAdams, Attala, Carroll, Choctaw, Claiborne, Copiah and 32 more2 hr
Nov 29, 12:11 PM CSTTornado Watch PDSSPCAdams, Amite, Attala, Bolivar, Calhoun, Carroll and 41 more7 hr
Nov 29, 2:28 PM CSTMesoscale DiscussionSPCAttala, Carroll, Claiborne, Copiah, Hinds, Holmes and 8 more2 hr
Nov 29, 5:12 PM CSTMesoscale DiscussionSPCAdams, Attala, Carroll, Choctaw, Claiborne, Clay and 28 more93 min

Nearby

Tornado Watches in Mississippi, 2022Tornado Watches in Alabama, 2022Every 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.