Alert archive / Louisiana / Tornado Warnings in 1990
Tornado Warning 2, NWS Shreveport, LA
NWS Shreveport, LA issued this tornado warning at Feb 3, 1990, 1:59 AM CST for Columbia County, Arkansas; Claiborne Parish, Webster Parish, Louisiana. It was in force for 46 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
- Feb 3, 1990, 1:59 AM CST (07:59 UTC)
- Expired
- Feb 3, 1990, 2:45 AM CST
- In force
- 46 min
- Issued by
- NWS Shreveport, LA
- Area
- Whole counties
Counties Columbia County, AR, Claiborne Parish, LA, Webster Parish, LA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 3, 2:10 AM CST | Hail 1 | Webster, LA |
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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Longview/Gregg, TX (KGGG), launched 00:00Z, 8.0 hours before the alert went out and 147 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
- 377 J/kg
- Mixed-layer CIN
- -89 J/kg
- Mixed-layer LCL
- 562 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 234 m²/s²
- 0-3 km storm-relative helicity
- 297 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSHV 030800
TORSHV
ARC027-LAC027-119-030845-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
159 AM CST SAT FEB 3 1990
THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 245 AM CST
FOR PEOPLE IN THE FOLLOWING COUNTIES AND PARISHES...
IN SOUTHWEST ARKANSAS
...SOUTHEAST COLUMBIA
IN NORTHWEST LOUISIANA
...NORTHWEST CLAIBORNE...NORTHEAST WEBSTER
NATIONAL WEATHER SERVICE RADAR HAS INDICATED A POSSIBLE TORNADO 10
MILES WEST OF HAYNESVILLE AND MOVING NORTHEAST AT 30 MPH.
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT. GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE
.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY. AVOID WINDOWS.The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 3, 1:46 AM CST | Severe Thunderstorm Warning | SHV | Columbia | 59 min |
| Feb 3, 5:30 AM CST | Flash Flood Warning | SHV | Columbia | 3 hr |
| Feb 2, 6:31 PM CST | Severe Thunderstorm Warning | SHV | Caddo | 59 min |
| Feb 2, 7:55 PM CST | Tornado Warning | SHV | Morehouse | 50 min |
| Feb 3, 5:30 AM CST | Flash Flood Warning | SHV | Bossier | 3 hr |
| Feb 3, 8:58 AM CST | Severe Thunderstorm Warning | SHV | Claiborne | 62 min |
| Feb 3, 1:14 PM CST | Severe Thunderstorm Warning | SHV | Madison | 61 min |
Nearby
Tornado Warnings in Louisiana, 1990Tornado Warnings in Arkansas, 1990Every tornado warning in 1990Tornadoes in 1990
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.