Alert archive / Louisiana / Tornado Watches in 2000

Tornado Watch 788

November 8, 200030 parishes in Louisiana; 15 counties in Mississippi

The Storm Prediction Center issued this tornado watch at Nov 8, 2000, 6:00 PM CST for 30 parishes in Louisiana; 15 counties in Mississippi. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Nov 8, 2000, 6:00 PM CST (00:00 UTC)
Expired
Nov 9, 2000, 12:00 AM CST
In force
6 hr
Issued by
the Storm Prediction Center
All 45 counties

Acadia Parish, LA, Ascension Parish, LA, Assumption Parish, LA, Avoyelles Parish, LA, East Baton Rouge Parish, LA, East Feliciana 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, Amite County, MS, Forrest County, MS, George County, MS, Greene County, MS, Hancock County, MS, Harrison County, MS, Jackson County, MS, Lamar County, MS, Marion County, MS, Pearl River County, MS, Perry County, MS, Pike County, MS, Stone County, MS, Walthall County, MS, Wilkinson County, MS

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Nov 8, 8:17 PM CSTSevere Thunderstorm WarningLIXEast Baton Rouge, Iberville, West Baton Rouge28 min
Nov 8, 8:44 PM CSTSevere Thunderstorm WarningLIXEast Baton Rouge, East Feliciana31 min
Nov 8, 8:55 PM CSTSevere Thunderstorm WarningLIXWest Baton Rouge35 min
Nov 8, 9:12 PM CSTTornado WarningLIXEast Feliciana33 min
Nov 8, 9:28 PM CSTSevere Thunderstorm WarningLIXAmite47 min
Nov 8, 10:03 PM CSTSevere Thunderstorm WarningLIXTerrebonne27 min
Nov 8, 10:31 PM CSTSevere Thunderstorm WarningLIXLafourche29 min
Nov 8, 10:38 PM CSTSevere Thunderstorm WarningLIXSaint Helena, Tangipahoa, Washington67 min
Nov 8, 10:38 PM CSTSevere Thunderstorm WarningLIXWalthall67 min
Nov 8, 11:11 PM CSTSevere Thunderstorm WarningLIXSaint Charles19 min
Nov 8, 11:33 PM CSTSevere Thunderstorm WarningLIXJefferson, Orleans, Plaquemines, Saint Bernard57 min
Nov 8, 11:33 PM CSTSevere Thunderstorm WarningLIXLafourche57 min
Nov 8, 11:44 PM CSTTornado WarningLIXTangipahoa31 min
Nov 8, 11:49 PM CSTTornado WarningLIXSaint Tammany41 min
Nov 8, 11:52 PM CSTSevere Thunderstorm WarningJANJefferson Davis, Lawrence, Marion43 min

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 0.0 hours before the alert went out and 137 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, Slidell Radar S, LA at 00:00Z on 2000-11-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 709 joules per kilogram.LCLLFCEL10008507005003002001001 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, Slidell Radar S, LA at 00:00Z on 2000-11-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 164 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
709 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
796 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
164 m²/s²
0-3 km storm-relative helicity
185 m²/s²
Significant tornado parameter
0.5
Supercell composite
4.4

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 9, 12:00 AM CSTTornado WatchSPCJefferson, Lafourche, Orleans, Plaquemines, Saint Bernard, Saint Charles and 4 more5 hr
Nov 8, 8:00 PM CSTTornado WatchSPCChickasaw, Choctaw, Clarke, Clay, Covington, Forrest and 28 more6 hr

Nearby

Tornado Watches in Louisiana, 2000Tornado Watches in Mississippi, 2000Every tornado watch in 2000

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.