Alert archive / Mississippi / Tornado Warnings in 1991
Tornado Warning 7, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Apr 9, 1991, 2:02 PM CDT for Jasper County, Newton County, Mississippi. It was in force for 43 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
- Apr 9, 1991, 2:02 PM CDT (19:02 UTC)
- Expired
- Apr 9, 1991, 2:45 PM CDT
- In force
- 43 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
Counties Jasper County, MS, Newton County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 9, 2:10 PM CDT | Hail 0.75 | Newton, 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 91 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
- 2634 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 622 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 28 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 KMEI 091903 TORMEI MSC061-101-091945- BULLETIN - EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MERIDIAN MS 202 PM CDT TUE APR 9 1991 THE NATIONAL WEATHER SERVICE IN MERIDIAN HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 245 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL MISSISSIPPI ...JASPER COUNTY...NEWTON COUNTY AT 200 PM CDT RADAR INDICATED A POSSIBLE TORNDAO 5 MILES SOUTH OF NEWTON MISSISSIPPI MOVING NORTHEAST AT 35 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 ZBLANKETS...PILLOWS... OR CUSHIONS TO COVER YOUR BODY. AVOID WINDOWS.
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, Apr 9, 8:49 AM CDT, 5 hours 13 minutes before
MSZ001>009-091500-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
845 AM CDT TUE APR 9 1991
...STRONG TO POSSIBLY SEVERE THUNDERSTORMS HEADING FOR NORTHERN
MISSISSIPPI...
A STRONG COLD FRONT COLLIDING INTO MOIST UNSTABLE AIR HAS TRIGGERED
STRONG TO SEVERE THUNDERSTORMS ACROSS ARKANSAS THIS MORNING. THERE HAVE
BEEN SEVERAL REPORTS OF HAIL WITH THESE STORMS. THE LEADING EDGE OF
STORMS SHOULD ARRIVE IN NORTHWEST MISSISSIPPI WITHIN THE NEXT 60 TO 90
MINUTES.
AT THIS TIME THE GREATEST THREAT FOR SEVERE WEATHER THIS MORNING WILL BE
BETWEEN THE GREENVILLE/GREENWOOD AREA NORTH TO MEMPHIS.
A WEATHER WATCH WILL BE ISSUED SHORTLY FOR PARTS OF NORTH MISSISSIPPI.
YOU ARE ADVISBED TO KEEP TUNE TO YOUR LOCAL TV...RADIO OR NOAA WEATHER
RADIO FOR THE LATEST WEATHER INFORMATION AND POSSIBLE WARNINGS.Special weather statement, Apr 9, 10:39 AM CDT, 3 hours 23 minutes before
MSZALL-091645- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 1038 AM CDT TUE APR 9 1991 ...SEVERE THUNDERSTORM WATCH NUMBER 105 REMAINS IN EFFECT FOR A LARGE PART OF NORTHERN MISSISSIPPI UNTIL 300 PM CDT... AT 1030 AM CDT THE JACKSON RADAR SHOWED A LARGE AREA OF MOSTLY LIGHT RAIN OVER NORTHWEST MISSISSIPPI...SOUTHEAST ARKANSAS...AND SOUTHWEST TENNESSEE. A COUPLE OF THUNDERSTORMS WERE MIXED IN THE AREA OF LIGHT RAIN. ONE VERY STRONG THUNDERSTORM WAS IN THE EXTREME NORTHWEST CORNER OF MISSISSIPPPI...JUST SOUTHWEST OF HERNANDO. ANOTHER THUNDERSTORM WAS IN SOUTHEAST ARKANSAS JUST WEST OF MONTICELLO. PEOPLE IN NORTH MISSISSIPPI SHOULD REMAIN ALERT THIS MORNING AND EARLY THIS AFTERNOON FOR THE POSSIBILITY OF DAMAGING THUNDERSTORMS. SOME OF THE CITIES AFFECTED BY THE WATCH INCLUDE...GREENWOOD...TUPLEO...OXFORD...GRENADA...WATER VALLEY...AND HOLLY SPRINGS. IN CENTRAL MISSISSIPPI THE BEST CHANCE FOR THUNDERSTORMS WILL BE LATER ON THIS AFTERNOON.
Special weather statement, Apr 9, 11:49 AM CDT, 2 hours 13 minutes before
MSZALL-091745- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 1140 AM CDT TUE APR 9 1991 ...SEVERE THUNDERSTORM WATCH NUMBER 105 REMAINS IN EFFECT FOR A LARGE PART OF NORTHERN MISSISSIPPI UNTIL 300 PM CDT... AT 1125 AM CDT WIDELY SCATTERED THUNDERSTORMS WERE DEVELOPING IN NORTH AND CENTRAL MISSISSIPPI...WHILE AN AREA OF MOSTLY LIGHT RAIN CONTINUED TO MOVE ACROSS NORTH MISSISSIPPI...SOUTHEAST ARKANSAS...AND WEST TENNESSEE. IN MISSISSIPPI...THE THUNDERSTORMS WITH THE HEAVIEST RAINFALL WERE LOCATED 10 MILES SOUTHEAST OF WINONA AND 10 MILES SOUTHEAST OF OXFORD. OTHER STRONG THUDERSTORMS CONTINUED IN SOUTHEAST ARKANSAS AND WEST TENNESSEE. MOVEMENT WAS NORTHEAST AT 35 MILES AN HOUR. PEOPLE IN NORTH MISSISSIPPI SHOULD REMAIN ALERT THIS AFTERNOON FOR THE POSSIBILITY OF DAMAGING THUNDERSTORMS. SOME OF THE CITIES AFFECTED BY THE WATCH INCLUDE...GREENWOOD...TUPLEO...OXFORD... GRENADA...WATER VALLEY...AN'D HOLLY SPRINGS. IN CENTRAL MISSISSIPPI THE BEST CHANCE FOR THUNDERSTORMS WILL BE LATER ON THIS AFTERNOON.
Special weather statement, Apr 9, 12:17 PM CDT, 1 hour 45 minutes before
MSZALL-091815- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1217 PM CDT TUE APR 9 1991 ...SEVERE THUNDERSTORM WATCH NUMBER 105 HAS BEEN CANCELLED FOR A LARGE PART OF NORTHERN MISSISSIPPI... MUCH OF NORTHEAST MISSISSIPPI REMAINS UNDER THE WATCH UNTIL 300 PM THIS TUESDAY AFTERNOON. THE FOLLOWING COUNTIES ARE STILL INCLUDED IN THE WATCH... ALCORN...CHICKASAW...CHOCTAW...CLAY...ITAWAMBA...LEE...MONROE... OKTIBBEHA...PONTOTOCO...PRENTISS...TIPPAH...TISHOMINGO...UNION.. AND WEBSTER. STRONG THUNDERSTORMS ARE OCCURRING OVER NORTHEAST MISSISSIPPI AND AS THEY MOVE NORTHEAST THAT PORTION OF THE STATE WILL LIKELY BE CLEARED FROM THE WATCH AREA. jj+4`;SDFSPSJKLVE
Special weather statement, Apr 9, 12:46 PM CDT, 1 hour 16 minutes before
MSZALL-091845- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1240 PM CDT TUE APR 9 1991 ...SEVERE THUNDERSTORM WATCH NUMBER 105 REMAINS IN EFFECT FOR MUCH OF NORTHEEAST MISSISSIPPI UNTIL 300 PM THIS AFTERNOON... THE FOLLOWING COUNTIES AREA STILL INCLUDED IN THE WATCH.... ALCORN...CHICKASAW...CHOCTAW...CLAY...ITAWAMBA...LEE...MONROE ...OKTIBBEHA...PONTOTOC...PRENTISS...TIPPAH...TISHOMINGO...UNION... AND WEBSTER. AT 1230 PM A LINE OF THUNDERSTORMS WAS DEVELOPING ACROSS CENTRAL MISSISSIPPI FROM NEAR KOSCIUSKO...TO EDWARDS...TO NEAR NATCHEZ. WIDELY SCATTERED THUNDERSTORMS...A FEW WITH HEAVY RAINFALL...CONTINUED IN NORTHEAST MISSISSIPPI AROUND COLUMBUS AND IN EAST CENTRAL MIySSISSIPPI. THE THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE LOCATED JUST WEST OF COLUMBUS...10 MILES NORTH OF CANTON...AND 10 MILES NORTH OF FLORA. MOVEMENT WAS NORTHEAST AT 35 MILES AN HOUR.
Special weather statement, Apr 9, 1:55 PM CDT, 7 minutes before
MSZALL-091945- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 150 PM CDT TUE APR 9 1991 ...SEVERE THUNDERSTORM WATCH NUMBER 105 HAS BEEN CANCELLED... ...SEVERE THUNDERSTORM WATCH NUMBER 108 REMAINS IN EFFECT... SEVERE THUNDERSTORM WATCH NUMBER 105...THAT WAS PREVIOUSLY IN EFFECT FOR NORTH MISSISSIPPI...HAS BEEN CANCELLED. HOWEVER...THE SEVERE THUNDERSTORM THREAT HAS NOW MOVED TO THE SOUTH AND EAST INTO PORTIONS OF CENTRAL AND EASTERN MISSISSIPPI. SEVERE THUNDERSTORM WATCH NUMBER 108 IS NOW IN EFFECT FOR 22 COUNTIES IN CENTRAL AND EASTERN MISSISSIPPI...UNTIL 800 PM CDT THIS EVENING. AT 150 PM CDT A LINE OF THUNDERSTORMS...SOME VERY HEAVY...STRETCHED FROM NEAR ELECTRICO MILLS TO NEAR MCCOMB. MOVEMENT OF THE LINE WAS TO THE EAST AT ABOUT 35 MPH.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 1:36 PM CDT | Severe Thunderstorm Warning | JAN | Smith | 24 min |
| Apr 9, 1:53 PM CDT | Tornado Warning | JAN | Smith | 37 min |
| Apr 9, 2:14 PM CDT | Severe Thunderstorm Warning | JAN | Lauderdale | 46 min |
| Apr 9, 2:30 PM CDT | Severe Thunderstorm Warning | JAN | Smith | 60 min |
| Apr 9, 2:51 PM CDT | Severe Thunderstorm Warning | JAN | Marion, Walthall | 24 min |
| Apr 9, 3:01 PM CDT | Severe Thunderstorm Warning | JAN | Jasper | 44 min |
| Apr 9, 3:06 PM CDT | Severe Thunderstorm Warning | JAN | Clarke | 54 min |
| Apr 9, 3:14 PM CDT | Severe Thunderstorm Warning | JAN | Lauderdale | 46 min |
| Apr 9, 3:59 PM CDT | Severe Thunderstorm Warning | JAN | Clarke | 46 min |
| Apr 9, 4:09 PM CDT | Severe Thunderstorm Warning | JAN | Lamar | 51 min |
| Apr 9, 4:15 PM CDT | Severe Thunderstorm Warning | JAN | Montgomery | 45 min |
| Apr 9, 4:28 PM CDT | Severe Thunderstorm Warning | JAN | Wayne | 47 min |
| Apr 9, 4:31 PM CDT | Severe Thunderstorm Warning | JAN | Webster | 59 min |
| Apr 9, 4:39 PM CDT | Severe Thunderstorm Warning | JAN | Winston | 51 min |
| Apr 9, 4:40 PM CDT | Severe Thunderstorm Warning | JAN | Choctaw | 65 min |
| Apr 9, 4:57 PM CDT | Severe Thunderstorm Warning | JAN | Noxubee | 48 min |
| Apr 9, 5:29 PM CDT | Severe Thunderstorm Warning | JAN | Winston | 46 min |
| Apr 9, 5:45 PM CDT | Severe Thunderstorm Warning | JAN | Neshoba | 45 min |
| Apr 9, 5:50 PM CDT | Severe Thunderstorm Warning | JAN | Noxubee | 40 min |
| Apr 9, 6:14 PM CDT | Severe Thunderstorm Warning | JAN | Lauderdale, Newton | 46 min |
| Apr 9, 6:41 PM CDT | Severe Thunderstorm Warning | JAN | Neshoba | 49 min |
| Apr 9, 6:57 PM CDT | Severe Thunderstorm Warning | JAN | Scott | 33 min |
Nearby
Tornado Warnings in Mississippi, 1991Every tornado warning in 1991Tornadoes in 1991
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.