Alert archive / Mississippi / Tornado Warnings in 1989
Tornado Warning 13, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Feb 20, 1989, 7:27 PM CST for Choctaw County, Mississippi. It was in force for 33 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 20, 1989, 7:27 PM CST (01:27 UTC)
- Expired
- Feb 20, 1989, 8:00 PM CST
- In force
- 33 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Choctaw County, MS
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 20, 7:40 PM CST | Thunderstorm Wind 0 | Choctaw, MS |
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
Jackson, MS (KJAN), launched 00:00Z, 1.5 hours before the alert went out and 138 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
- 550 J/kg
- Mixed-layer CIN
- -66 J/kg
- Mixed-layer LCL
- 1115 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 305 m²/s²
- 0-3 km storm-relative helicity
- 410 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 6.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KJAN 210129
TORJAN
MSC019-210200-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
727 PM CST MON FEB 20 1989
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 800 PM CST
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN CENTRAL MISSISSIPPI
...CHOCTAW
AT 725 PM...JACKSON RADAR INDCIATED A SEVERE THUNDERSTORM WITH A
POSSIBLE TORNADO NOW MOVING INTO SOUTHWEST CHOCTAW COUNTY ABOUT 10
MILES WEST OF ACKERMAN. THIS STORM IS NOW MOVING NORTHEAST AT 50 MPH
AND IS HEADED TOWARD LITTLE MOUNTAN. HOWEVER...THIS STORM CAN SUDDENLY
TAKE A RIGHT TURN TO THE EAST...SO ALL RESIDENTS SHOULD TAKE COVER.
IF YOU ARE IN THE PATH OF A TORN[ADO...THE SAFEST PLACE IS IN AN
INTERIOR ROOM ON THE LOWEST FLOOR. GET UNDER STURDY FURNITURE.
USE PILLOWS OR CUSHIONS TO COVER YOUR HEAD.
<The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 20, 6:23 PM CST | Tornado Warning | JAN | Attala, Madison | 37 min |
| Feb 20, 6:23 PM CST | Tornado Warning | JAN | Holmes | 37 min |
| Feb 20, 6:50 PM CST | Severe Thunderstorm Warning | JAN | Yazoo | 25 min |
| Feb 20, 7:00 PM CST | Tornado Warning | JAN | Attala | 30 min |
| Feb 20, 7:21 PM CST | Severe Thunderstorm Warning | JAN | Claiborne | 39 min |
| Feb 20, 7:50 PM CST | Severe Thunderstorm Warning | JAN | Hinds | 40 min |
| Feb 20, 8:18 PM CST | Tornado Warning | JAN | Hinds | 27 min |
| Feb 20, 8:21 PM CST | Severe Thunderstorm Warning | JAN | Copiah, Jefferson | 39 min |
| Feb 20, 8:28 PM CST | Tornado Warning | JAN | Rankin | 32 min |
| Feb 20, 8:32 PM CST | Tornado Warning | JAN | Winston | 43 min |
| Feb 20, 8:34 PM CST | Tornado Warning | JAN | Madison | 26 min |
| Feb 20, 8:42 PM CST | Tornado Warning | JAN | Copiah | 48 min |
| Feb 20, 8:46 PM CST | Tornado Warning | JAN | Hinds | 14 min |
| Feb 20, 8:57 PM CST | Severe Thunderstorm Warning | JAN | Rankin | 18 min |
| Feb 20, 9:04 PM CST | Severe Thunderstorm Warning | JAN | Lincoln | 31 min |
| Feb 20, 9:07 PM CST | Tornado Warning | JAN | Winston | 53 min |
| Feb 20, 9:15 PM CST | Severe Thunderstorm Warning | JAN | Smith | 30 min |
| Feb 20, 9:22 PM CST | Severe Thunderstorm Warning | JAN | Leake | 38 min |
| Feb 20, 9:50 PM CST | Tornado Warning | JAN | Neshoba, Newton | 40 min |
| Feb 20, 10:07 PM CST | Severe Thunderstorm Warning | JAN | Smith | 38 min |
| Feb 20, 10:54 PM CST | Severe Thunderstorm Warning | JAN | Jones | 36 min |
| Feb 20, 11:06 PM CST | Tornado Warning | JAN | Jasper | 39 min |
| Feb 20, 11:20 PM CST | Tornado Warning | JAN | Clarke | 25 min |
Nearby
Tornado Warnings in Mississippi, 1989Every tornado warning in 1989Tornadoes in 1989
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.