Alert archive / Louisiana / Tornado Warnings in 2001
Tornado Warning 6, NWS Shreveport, LA
NWS Shreveport, LA issued this tornado warning at Nov 23, 2001, 11:47 PM CST for Ouachita Parish, Louisiana. It was in force for 58 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Nov 23, 2001, 11:47 PM CST (05:47 UTC)
- Expired
- Nov 24, 2001, 12:45 AM CST
- In force
- 58 min
- Issued by
- NWS Shreveport, LA
- Area
- Whole counties
County Ouachita Parish, LA
The radar
The Shreveport radar (KSHV), 158 km from the middle of the area, began a volume at 05:48 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 was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 23, 11:53 PM CST | Tornado F0 | Okaloosa, LA | Several small trees and numerous branches were broken. This tornado continued from Jackson Parish, LA. |
| Nov 24, 12:10 AM CST | Thunderstorm Wind 55 E | Monroe, LA | Several large trees down along Hwy 34. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Shreveport, LA (KSHV), launched 00:00Z, 5.8 hours before the alert went out and 150 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
- 1386 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 1160 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
240 WFUS54 KSHV 240550 TORSHV LAC073-240645- /NEW.KSHV.TO.W.0003.240547-240645/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE SHREVEPORT LA 1147 PM CST FRI NOV 23 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * TORNADO WARNING FOR... OUACHITA PARISH IN NORTH CENTRAL LOUISIANA * UNTIL 1245 AM CST * AT 1147 PM CST...THE SHREVEPORT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STORM CAPABLE OF PRODUCING A TORNADO 5 MILES SOUTHWEST OF GUYTON...MOVING NORTHEAST AT 30 MPH. * THE TORNADO WILL EFFECT THE CITIES OF WEST MONROE AND CALHOUN. IF YOU ARE IN A MOBILE HOME...ABANDON IT FOR A STURDY BUILDING...OR GET IN A DITCH OR CULVERT. REPEATING...THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING FOR... OUACHITA PARISH IN NORTH CENTRAL LOUISIANA UNTIL 1245 AM CST.
The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 23, 11:34 PM CST | Tornado Warning | SHV | Jackson | 56 min |
| Nov 24, 12:24 AM CST | Tornado Warning | SHV | Grant | 51 min |
| Nov 24, 1:02 AM CST | Tornado Warning | SHV | Winn | 28 min |
| Nov 24, 1:20 AM CST | Tornado Warning | SHV | Caldwell | 40 min |
Nearby
Tornado Warnings in Louisiana, 2001Every tornado warning in 2001Tornadoes in 2001
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.