Alert archive / Mississippi / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 217, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Nov 15, 1989, 12:58 PM CST for Lincoln County, Mississippi. It was in force for 32 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
- Nov 15, 1989, 12:58 PM CST (18:58 UTC)
- Expired
- Nov 15, 1989, 1:30 PM CST
- In force
- 32 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Lincoln 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 |
|---|---|---|---|
| Nov 15, 1:20 PM CST | Hail 0.75 | Lincoln, 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 12:00Z, 7.0 hours before the alert went out and 94 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
- 1106 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 570 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 257 m²/s²
- 0-3 km storm-relative helicity
- 244 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 6.6
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm 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, Nov 15, 9:37 AM CST, 3 hours 21 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 925 AM CST WED NOV 15 1989 AT 925 AM...A LINE OF DEVELOPING THUNDERSTORMS STRETCHED ACROSS THE DELTA FROM 15 MILES SOUTHEAST OF CLARKSDALE TO MONROE, LA. WIDELY SCATTERED THUNDERSTORMS WERE ALSO NOTED BETWEEN COLUMBUS AND PHILADELPHIA. EVEN STRONGER THUNDERSTORMS WERE BEGINNING TO BE DETECTED IN ARKANSAS AND WESTERN LOUISIANA. INDIVIDUAL THUNDERSTORMS WERE MOVING NORTHEAST AT 40 MILES AN HOUR WHILE THE INITIAL LINE MOVEMENT APPEARS TO BE SOUTHEAST AT 20 MILES AN HOUR. SINCE RAPID DEVELOPMENT OF THUNDERSTORMS DURING THE NEXT SEVERAL HOURS IS ANTICIPATED AND SOME OF THEM COULD BECOME SEVERE ^BY THIS AFTERNOON...PLEASE STAY TUNED FOR LATER STATEMENTS AND WARNING MESSAGES THAT MAY BE ISSUED.
Special weather statement, Nov 15, 11:32 AM CST, 1 hour 26 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 1130 AM CST WED NOV 15 1989 AT 1125 AM...A LINE OF THUNDERSTORMS...SOME STORMS WITH HEAVY RAIN... WAS INCREASING IN STRENGTH FROM NEAR HOLLY BLUFF TO WATER VALLEY IN NORTH CENTRAL MISSISSIPPI. THIS INITIAL LINE COULD PRODUCE STRONG WINDS...FREQUENT LIGHTNING...AND SOME HAIL DURING THE NEXT HOUR IN THE AREA FROM YAZOO CITY TO GRENADA. ANOTHER EVEN STRONGER LINE CONTINUED TO INCREASE FROM NORTHEAST ARKANSAS TO WEST LOUISIANA. THIS LINE SHOULD BEGIN AFFECTING BOLIVAR AND WASHINGTON COUNTIES BY 1PM AND WARNINGS MAY BE ISSUED. BOTH LINES OF THUNDERSTORMS WERE MOVING SOUTHEAST AT 20 MILES AN HOUR. G SINCE RAPID DEVELOPMENT OF THUNDERSTORMS DURING THE NEXT SEVERAL HOURS WILL CONTINUE AND SOME OF THEM COULD BECOME SEVERE BY THIS AFTERNOON...PLEASE STAY TUNED FOR LATER UPDATES.
Special weather statement, Nov 15, 12:02 PM CST, 56 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1200 PM CST WED NOV 15 1989 AT 1200 PM...A BROKEN LINE OF THUNDERSTORMS...SOME STORMS WITH HEAVY RAIN STRETCHED FROM SOUTHWEST MISSISSIPPI ALL THE WAY TO THE NORTHEAST COUNTIES. THIS LINE CONTAINED SOME STORMS THAT COULD PRODUCE STRONG GUSTY WINDS...FREQUENT LIGHTNING...AND SOME HAIL DURING THE NEXT HOUR. THE STRONGEST THUNDERSTORMS WERE JUST SOUTH OF CALHOUN CITY...10 MILES NORTHWEST OF LEXINGTON...15 MILES SOUTHEAST OF NATCHEZ. ANOTHER EVEN STRONGER LINE CONTINUED TO INCREASE FROM NORTHEAST ARKANSAS TO CENTRAL LOUISIANA. THIS LINE CONTAINED A VERY INTENSE STORM NEAR MONTICELLO, AR MOVING TOWARD BOLIVAR COUNTY AND A WYARNING MAY BE ISSUED WITHIN THE NEXT HOUR. BOTH LINES OF THUNDERSTORMS WERE MOVING SOUTHEAST AT 20 MILES AN HOUR.
Special weather statement, Nov 15, 12:45 PM CST, 13 minutes before
SEVERE WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 1240 PM CST WED NOV 15 1989 ...SEVERE THUNDERSTORM WARNING FOR FRANKLIN COUNTY UNTIL 1PM... ...TORNADO WATCHES 748 750 AND 751 ARE IN EFFECT FOR MOST OF MISSISSIPPI... AT 1240 PM...A SEVERE THUNDERSTORM WAS APPROACHING MEADVILLE IN FRANKLIN COUNTY. OTHER VERY STRONG THUNDERSTORMS WERE MOVING TOWARD THE MISSISSIPPI RIVER IN BOLIVAR COUNTY AND ABOUT 20 MILES WEST OF VICKSBURG. WARNINGS ON THESE TWO STORMS MAY BE ISSUED SHORTLY. MOVEMENT WAS EAST NORTHEAST AT 45 MILES AN HOUR. ONE QUARTER INCH HAIL WAS REPORTED IN MONROE, LA IN THE PAST FEW MINUTES. HAIL...HIGHS WINDS...BLINDING RAIN AND POSSIBLE TORNADOES WILL BE POSSIBLE FOR THE NEXT SEVERAL HOURS WITH MANY OF THESE STORMS. PERSONS EXPERIENCING THUNDERSTORMS THIS AFTERNOON SHOULD BE READY TO TAKE QUICK ACTIONS TO PROTECT LIFE AND PROPERTY.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 15, 12:34 PM CST | Severe Thunderstorm Warning | JAN | Franklin | 26 min |
| Nov 15, 1:04 PM CST | Severe Thunderstorm Warning | JAN | Issaquena, Warren | 26 min |
| Nov 15, 1:10 PM CST | Severe Thunderstorm Warning | JAN | Webster | 35 min |
| Nov 15, 1:32 PM CST | Severe Thunderstorm Warning | JAN | Yazoo | 43 min |
| Nov 15, 1:48 PM CST | Severe Thunderstorm Warning | JAN | Lawrence | 27 min |
| Nov 15, 1:59 PM CST | Severe Thunderstorm Warning | JAN | Warren | 31 min |
| Nov 15, 3:09 PM CST | Severe Thunderstorm Warning | JAN | Neshoba | 36 min |
| Nov 15, 3:11 PM CST | Severe Thunderstorm Warning | JAN | Jones | 34 min |
| Nov 15, 3:16 PM CST | Severe Thunderstorm Warning | JAN | Newton | 44 min |
| Nov 15, 3:20 PM CST | Tornado Warning | JAN | Neshoba | 25 min |
| Nov 15, 3:22 PM CST | Tornado Warning | JAN | Kemper | 53 min |
| Nov 15, 4:16 PM CST | Severe Thunderstorm Warning | JAN | Lauderdale | 44 min |
| Nov 15, 1:30 PM CST | Severe Thunderstorm Warning | JAN | Sumter | 45 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1989Every severe thunderstorm warning 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.