Alert archive / Mississippi / Tornado Warnings in 1989
Tornado Warning 61, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Jul 17, 1989, 7:45 PM CDT for Adams County, Mississippi. It was in force for 30 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
- Jul 17, 1989, 7:45 PM CDT (00:45 UTC)
- Expired
- Jul 17, 1989, 8:15 PM CDT
- In force
- 30 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Adams 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 |
|---|---|---|---|
| Jul 17, 7:50 PM CDT | Thunderstorm Wind 0 | Adams, 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, 0.8 hours before the alert went out and 152 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
- 485 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 1253 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 85 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KJAN 180047
TORJAN
MSC001-180115-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
745 PM CDT MON JUL 17 1989
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 815 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTHWEST MISSISSIPPI
...ADAMS
AT 745 PM...A STRONG THUNDERSTORM WAS LOCATED NEAR NATCHEZ. THERE HAVE
BEEN REPORTS OF TREES AND POWER LINES DOWN WITH THIS wSTORM...ALONG
WITH A PUBLIC REPORT OF A TORNADO WEST OF NATCHEZ.
SEEK SHELTER IN AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME
OR APARTMENT. AVOID WINDOWS AND PROTECT YOUR HEAD FROM FLYING
DEBRIS WITH CUSHIONS OR PILLOWS.
<What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jul 17, 5:13 PM CDT, 2 hours 32 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 510 PM CDT MON JUL 17 1989 ...SEVERE THUNDERSTORM WATCH NUMBER 620 IN EFFECT FOR PARTS OF WEST MISSISSIPPI UNTIL 10 PM CDT... AT 505 PM CDT...THE LEADING EDGE OF A LARGE AREA OF STRONG THUNDERSTORMS EXTENDED FROM NEAR THE ARKANSAS TOWNS OF DUMAS TO NEAR CROSSETT. THESE THUNDERSTORMS WHICH HAVE HAD A HISTORY OF PRODUCING STRONG WINDS AND HAIL ARE MOVING SOUTHEAST AT 30 MPH AND SHOULD BE APPROACHING THE MISSISSIPPI RIVER BETWEEN 6 AND 630 PM CDT. TO THE SOUTH...WIDELY SCATTERED THUNDERSTORMS ARE BEING OBSERVED OVER EXTREME SOUTHWEST MISSISSIPPI. THESE THUNDERSTORMS ARE MOVING EAST AT 20 MPH.
Special weather statement, Jul 17, 6:05 PM CDT, 1 hour 40 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 605 PM CDT MON JUL 17 1989 ...SEVERE THUNDERSTORM WATCH NUMBER 620 REMAINS IN EFFECT FOR PARTS OF WEST MISSISSIPPI UNTIL 10 PM CDT... AT 600 PM CDT...THE LEADING EDGE OF A LARGE AREA OF STRONG THUNDERSTORMS EXTENDED FROM NEAR THE ARKANSAS TOWNS OF ARKANSAS CITY SOUTHWEST TO WILMOT. THESE THUNDERSTORMS HAVE PRODUCED STRONG DAMAGING WINDS AND HAIL AS THEY MOVED THROUGH ARKANSAS DURING THE LATE AFTERNOON. THESE STORMS WHICH ARE MOVING EAST AT 30 TO 35 MPH WILL BE MOVING INTO BOLIVAR AND WASHINGTON COUNTIES BEFORE 630 PM. TO THE SOUTH...WIDELY SCATTERED THUNDERSTORMS ARE BEING OBSERVED OVER EXTREME SOUTHWEST MISSISSIPPI FROM NEAR NATCHEZ TO TYLERTOWN. THESE THUNDERSTORMS ARE MOVING SOUTHEAST AT 25 MPH.
Special weather statement, Jul 17, 7:03 PM CDT, 42 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 700 PM CDT MON JUL 17 1989 ...SEVERE THUNDERSTORM WATCH NUMBER 620 REMAINS IN EFFECT FOR PARTS OF WEST MISSISSIPPI UNTIL 10 PM CDT... ...SEVERE THUNDERSTORM WATCH NUMBER 622 REMAINS IN EFFECT FOR MUCH OF SOUTHWEST MISSISSIPPI UNTIL 10 PM CDT... AT 655 PM...A LINE OF STRONG THUNDERSTORMS EXTENDED FROM NEAR GREENVILLE TO ROLLING FORK IN WESTERN MISSISSIPPI...THEN SOUTHWESTWARD INTO THE EASTERN SECTIONS OF LOUISIANA. THE STRONGEST STORMS WERE NEAR WISNER AND JENA LOUISIANA. THE THUNDERSTORMS PRODUCED HAIL AND BLEW TREES DOWN OVER PARTS OF ARKANSAS EARLIER THIS EVENING. MOVEMENT WAS SOUTHEAST AT 35 MPH...AND THUNDERSDTORMS WILL BE MOVING ACROSS MUCH OF WEST AND SOUTHWEST MISSISSIPPI DURING THE NEXT FEW HOURS.
Special weather statement, Jul 17, 7:35 PM CDT, 10 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 735 PM CDT MON JUL 17 1989 ...SEVERE THUNDERSTORM WATCH NUMBER 620 REMAINS IN EFFECT FOR PARTS OF WEST MISSISSIPPI UNTIL 10 PM CDT... ...SEVERE THUNDERSTORM WATCH NUMBER 622 REMAINS IN EFFECT FOR MUCH OF SOUTHWEST MISSISSIPPI UNTIL 10 PM CDT... AT 730 PM...A LINE OF STRONG THUNDERSTORMS EXTENDED FROM NEAR HOLLY BLUFF TO VICKSBURG TO JUST NORTHWEST OF NATCHEZ. THE STORMS WERE MOVING SOUTHEAST AT 35 MPH AND WILL PRODUCE STRONG GUSTY WINDS AND POSSIBLY HAIL IN PARTS OF WEST CENTRAL AND SOUTHWEST MISSISSIPPI. THE STRONGEST STORMS WERE LOCATED BETWEEN HOLLY BLUFF AND VICKSBURG... AND ALSO BETWEEN PORT GIBSsON AND NATCHEZ.
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.