Alert archive / Louisiana / Tornado Watches in 2006
Tornado Watch 25
The Storm Prediction Center issued this tornado watch at Feb 1, 2006, 8:15 PM CST for 19 parishes in Louisiana. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 1, 2006, 8:15 PM CST (02:15 UTC)
- Expired
- Feb 2, 2006, 2:15 AM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
Counties Acadia Parish, LA, Allen Parish, LA, Ascension Parish, LA, Assumption Parish, LA, Beauregard Parish, LA, Calcasieu Parish, LA, Cameron Parish, LA, Iberia Parish, LA, Iberville Parish, LA, Jefferson Davis Parish, LA, Lafayette Parish, LA, Lafourche Parish, LA, Saint Charles Parish, LA, Saint James Parish, LA, Saint John the Baptist Parish, LA, Saint Martin Parish, LA, St. Mary Parish, LA, Terrebonne Parish, LA, Vermilion Parish, LA
Warnings issued inside it
5 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 1, 8:33 PM CST | Severe Thunderstorm Warning | LCH | Calcasieu | 57 min |
| Feb 1, 9:20 PM CST | Severe Thunderstorm Warning | LCH | Cameron | 55 min |
| Feb 1, 11:13 PM CST | Severe Thunderstorm Warning | LCH | Acadia | 62 min |
| Feb 2, 1:29 AM CST | Tornado Warning | LIX | Lafourche, Terrebonne | 31 min |
| Feb 2, 2:03 AM CST | Tornado Warning | LIX | Lafourche, Saint Charles, Saint James, Saint John the Baptist | 27 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 00:00Z, 2.3 hours before the alert went out and 95 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.
- Mixed-layer CAPE
- 258 J/kg
- Mixed-layer CIN
- -101 J/kg
- Mixed-layer LCL
- 689 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 175 m²/s²
- 0-3 km storm-relative helicity
- 239 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.4
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 1, 6:48 PM CST | Mesoscale Discussion | SPC | Acadia, Allen, Beauregard, Calcasieu, Cameron, Evangeline and 10 more | 87 min |
| Feb 1, 11:44 PM CST | Mesoscale Discussion | SPC | Acadia, Ascension, Assumption, East Baton Rouge, Iberia, Iberville and 13 more | 91 min |
| Feb 2, 1:52 AM CST | Mesoscale Discussion | SPC | Orleans, Saint Bernard, Saint Tammany | 83 min |
| Feb 2, 2:10 AM CST | Tornado Watch | SPC | Ascension, Jefferson, Lafourche, Livingston, Orleans, Plaquemines and 9 more | 8 hr |
| Feb 2, 3:05 AM CST | Mesoscale Discussion | SPC | Bienville, Caldwell, Catahoula, East Carroll, Franklin, Grant and 16 more | 85 min |
| Feb 2, 4:09 AM CST | Mesoscale Discussion | SPC | Jefferson, Lafourche, Orleans, Saint Bernard, Saint Charles, Saint John the Baptist and 3 more | 96 min |
Nearby
Tornado Watches in Louisiana, 2006Every tornado watch in 2006
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.