Alert archive / Louisiana / Tornado Watches in 2023

Tornado Watch 28

January 24, 202331 parishes in Louisiana

The Storm Prediction Center issued this tornado watch at Jan 24, 2023, 5:25 PM CST for 31 parishes in Louisiana. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Jan 24, 2023, 5:25 PM CST (23:25 UTC)
Expired
Jan 25, 2023, 12:54 AM CST
In force
7 hr
Issued by
the Storm Prediction Center
Largest hail expected
1 in
Strongest gust expected
60 kt
All 31 counties

Acadia Parish, LA, Ascension Parish, LA, Assumption Parish, LA, Avoyelles Parish, LA, East Baton Rouge Parish, LA, East Feliciana Parish, LA, Evangeline Parish, LA, Iberia Parish, LA, Iberville Parish, LA, Jefferson Parish, LA, Lafayette Parish, LA, Lafourche Parish, LA, Livingston Parish, LA, Orleans Parish, LA, Plaquemines Parish, LA, Pointe Coupee Parish, LA, Saint Bernard Parish, LA, Saint Charles Parish, LA, Saint Helena Parish, LA, Saint James Parish, LA, Saint John the Baptist Parish, LA, Saint Landry Parish, LA, Saint Martin Parish, LA, Saint Tammany Parish, LA, St. Mary Parish, LA, Tangipahoa Parish, LA, Terrebonne Parish, LA, Vermilion Parish, LA, Washington Parish, LA, West Baton Rouge Parish, LA, West Feliciana Parish, LA

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
50%
Ten or more severe wind reports
40%
One or more gusts of 65 knots or more
20%
Ten or more severe hail reports
10%
One or more hailstones of 2 inches or more
5%
Six or more combined severe hail and wind reports
70%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jan 24, 5:34 PM CSTTornado WarningLCHAcadia, Cameron, Jefferson Davis, Vermilion26 min
Jan 24, 5:55 PM CSTFlash Flood WarningLCHAllen, Avoyelles, Evangeline, Rapides, Vernon3 hr
Jan 24, 5:57 PM CSTSevere Thunderstorm WarningLCHAcadia, Lafayette, Vermilion33 min
Jan 24, 6:21 PM CSTTornado WarningLCHAcadia, Lafayette, Vermilion24 min
Jan 24, 6:43 PM CSTTornado WarningLCHAcadia, Lafayette, Saint Martin, Vermilion21 min
Jan 24, 6:46 PM CSTSevere Thunderstorm WarningLCHAvoyelles, Iberia, Lafayette, Saint Landry, Saint Martin, St. Mary and 1 more74 min
Jan 24, 6:48 PM CSTTornado WarningLCHIberia, Lafayette, Vermilion27 min
Jan 24, 6:54 PM CSTFlash Flood WarningLCHAcadia, Jefferson Davis, Lafayette, Saint Landry, Saint Martin, Vermilion3 hr
Jan 24, 7:08 PM CSTSevere Thunderstorm WarningLIXEast Baton Rouge, East Feliciana, Iberville, Pointe Coupee, West Baton Rouge, West Feliciana52 min
Jan 24, 7:43 PM CSTTornado WarningLCHIberia, Saint Martin, St. Mary32 min
Jan 24, 7:48 PM CSTSevere Thunderstorm WarningLIXEast Baton Rouge, East Feliciana, Livingston, Pointe Coupee, Saint Helena, West Baton Rouge and 1 more42 min
Jan 24, 8:00 PM CSTSevere Thunderstorm WarningLCHIberia, Saint Martin, St. Mary60 min
Jan 24, 8:20 PM CSTSevere Thunderstorm WarningLIXAscension, Assumption, East Baton Rouge, Iberville, Livingston, Saint James and 1 more40 min
Jan 24, 8:33 PM CSTTornado WarningLIXEast Baton Rouge, East Feliciana, Livingston, Saint Helena42 min
Jan 24, 8:35 PM CSTTornado WarningLIXAscension, East Baton Rouge, Iberville, Livingston40 min
Jan 24, 8:59 PM CSTSevere Thunderstorm WarningLIXAscension, Assumption, East Baton Rouge, Iberville, Livingston, Saint James and 2 more46 min
Jan 24, 9:03 PM CSTTornado WarningLIXLivingston, Saint Helena, Tangipahoa32 min
Jan 24, 9:35 PM CSTSevere Thunderstorm WarningLIXSaint Tammany, Tangipahoa, Washington40 min
Jan 24, 9:43 PM CSTSevere Thunderstorm WarningLIXAscension, Lafourche, Livingston, Saint Charles, Saint James, Saint John the Baptist and 1 more47 min
Jan 24, 9:51 PM CSTTornado WarningLIXLafourche, Saint Charles, Terrebonne39 min
Jan 24, 10:16 PM CSTSevere Thunderstorm WarningLIXSaint Tammany, Tangipahoa, Washington44 min
Jan 24, 10:29 PM CSTTornado WarningLIXJefferson, Lafourche, Saint Charles46 min
Jan 24, 10:42 PM CSTTornado WarningLIXSaint Tammany25 min
Jan 24, 10:55 PM CSTSevere Thunderstorm WarningLIXSaint Tammany50 min
Jan 24, 11:00 PM CSTTornado WarningLIXJefferson, Orleans, Plaquemines, Saint Bernard35 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

Lake Charles Mun, LA (KLCH), launched 12:00Z, 11.4 hours before the alert went out and 164 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, Lake Charles Mun, LA at 12:00Z on 2023-01-24Temperature 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, Lake Charles Mun, LA at 12:00Z on 2023-01-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 395 square meters per square second.1939587897117Sfc1 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
744 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
395 m²/s²
0-3 km storm-relative helicity
502 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
Jan 24, 10:16 AM CSTMesoscale DiscussionSPCCalcasieu, Cameron119 min
Jan 24, 10:49 AM CSTTornado WatchSPCAllen, Beauregard, Calcasieu, Cameron, Jefferson Davis7 hr
Jan 24, 3:43 PM CSTMesoscale DiscussionSPCAcadia, Ascension, Assumption, Cameron, East Baton Rouge, Iberia and 9 more2 hr

Nearby

Tornado Watches in Louisiana, 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.