Alert archive / Louisiana / Tornado Warnings in 2001
Tornado Warning 22, NWS Shreveport, LA
NWS Shreveport, LA issued this tornado warning at Dec 22, 2001, 3:45 PM CST for Winn Parish, Louisiana. It was in force for 45 min. 1 report 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
- Dec 22, 2001, 3:45 PM CST (21:45 UTC)
- Expired
- Dec 22, 2001, 4:30 PM CST
- In force
- 45 min
- Issued by
- NWS Shreveport, LA
- Area
- Whole counties
County Winn Parish, LA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 22, 4:21 PM CST | Tornado F1 | Winnfield, LA | A tornado developed in the southeast quadrant of an HP supercell associated with an eastward moving cold front. Damage was mostly confined to rural timberland with the exception of a few mobile homes which lost windows and portions of their roofs and one ranc |
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 12:00Z, 9.8 hours before the alert went out and 120 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 544 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 490 m²/s²
- 0-3 km storm-relative helicity
- 576 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
925 WFUS54 KSHV 222145 TORSHV LAC127-222230- /NEW.KSHV.TO.W.0029.222145-222230/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE SHREVEPORT LA 345 PM CST SAT DEC 22 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * TORNADO WARNING FOR... WINN PARISH IN NORTH CENTRAL LOUISIANA * UNTIL 430 PM CST * AT 345 PM CST...THE SHREVEPORT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO 6 MILES SOUTHWEST OF CALVIN...OR ABOUT 13 MILES WEST OF WINNFIELD...MOVING NORTHEAST AT 35 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... OVER CALVIN AT 350 PM CST 4 MILES SOUTHEAST OF DODSON AT 410 PM CST OVER SIKES AT 425 PM CST DURING A TORNADO...SEEK SHELTER IN AN INTERIOR HALLWAY OR ROOM...ON THE LOWEST FLOOR OF YOUR HOME...OR BUSINESS. STAY AWAY FROM WINDOWS. 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... WINN PARISH IN NORTH CENTRAL LOUISIANA UNTIL 430 PM CST.
The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 22, 4:30 PM CST | Tornado Warning | SHV | Winn | 30 min |
| Dec 22, 4:48 PM CST | Tornado Warning | SHV | Caldwell | 57 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.