Alert archive / Mississippi / Tornado Warnings in 1992
Tornado Warning 30, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Apr 20, 1992, 8:58 AM CDT for Jasper County, Newton County, Mississippi. It was in force for 32 min.
The area
The counties it named.
The facts
- Issued
- Apr 20, 1992, 8:58 AM CDT (13:58 UTC)
- Expired
- Apr 20, 1992, 9:30 AM CDT
- In force
- 32 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
Counties Jasper County, MS, Newton County, MS
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 2.0 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
- 1066 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 616 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- 89 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 2.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMEI 201359 TORMEI MSC061-101-201430- BULLETIN - EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MERIDIAN MS 858 AM CDT MON APR 20 1992 THE NATIONAL WEATHER SERVICE IN MERIDIAN HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 930 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL MISSISSIPPI ...JASPER COUNTY...NEWTON COUNTY AT 855 AM CDT MERIDIAN RADAR INDICATED A POSSIBLE TORNADO 5 MILES NORTHEAST OF NEWTON AND 7 MILES NORTHEAST OF BAY SPRINGS MISSISSIPPI MOVING NORTHEAST AT 40 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 INTERI;OR ROOM SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...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 20, 3:39 AM CDT, 5 hours 19 minutes before
MSZALL-ARZ014>016-LAZ002-003-004-006-009-010-013-
ALZ004-008-013-016-200930-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
335 AM CDT MON APR 20 1992
... A TORNADO WATCH REMAINS IN EFFECT FOR PORTIONS OF NORTHERN AND
WESTERN MISSISSIPPI UNTIL 7 AM CDT THIS MONDAY MORNING ...
... THUNDERSTORMS DECREASING OVER THE DELTA...AND INCREASING OVER
NORTHEAST LOUISIANA...
AT 325 AM CDT...RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL
OVER SOUTHERN LEFLORE AND EXTREME WESTERN HOLMES COUNTIES MOVING TO THE
NORTHEAST AT 30 MPH. BRIEF GUSTY WINDS CAN ALSO BE EXPECTED WITH THESE
THUNDERSTORMS. THE STORMS HAVE WEAKENED SLIGHTLY OVER THE PAST HOUR.
ANOTHER AREA OF THUNDESTORMS WAS INCREASING OVER CENTRAL AND NORTHEAST
LOUISIANA IN THE WINNSBORO AREA AND JUST EAST OF ALEXANDRIA. THESE
STORMS ARE ALSO MOVING NORTHEAST AND WILL LIKELY AFFECT WEST CENTRAL
AND SOUTHWEST MISSISSIPPI BEFORE DAYBR
EAK.Special weather statement, Apr 20, 4:11 AM CDT, 4 hours 47 minutes before
MSZALL-201010-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
410 AM CST MON APR 20 1992
... A TORNADO WATCH IS IN EFFECT FOR NORTH AND WESTERN MISSISSIPPI
UNTIL 7 AM CDT THIS MORNING ...
AT 405 AM...RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL
OVER EXTREME NORTHEAST LOUISIANA BETWEEN LAKE PROVIDENCE AND TALLULAH.
THE STORMS WERE MOVING TO THE NORTHEAST AT 30 TO 35 MPH AND WILL MOVE
INTO WEST CENTRAL MISSISSIPPI DURING THE NEXT HOUR. BRIEF GUSTY WINDS
AND POSSIBLY SMALL HAIL CAN BE EXPECTED WITH THESE STORMS. OTHER
THUNDERSTORMS WERE SCATTERED OVER SOUTHWEST MISSISSIPPI BETWEEN
NATCHEZ AND WOODVILLE.
THE THUNDERSTORMS PREVIOUSLY OVER THE DELTA HAVE CONTINXUED TO WEAKEN
AND HAVE MOVED INTO WESTERN CARROLL COUNTY.Special weather statement, Apr 20, 4:37 AM CDT, 4 hours 21 minutes before
MSZALL-ARZ014>016-LAZ002-003-004-006-009-010-013-
ALZ004-008-013-016-201030-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
435 AM CDT MON APR 20 1992
... A TORNADO WATCH REMAINS IN EFFECT FOR PORTIONS OF NORTHERN AND
WESTERN MISSISSIPPI UNTIL 7 AM CDT THIS MONDAY MORNING ...
AT 430 AM CDT...RADAR INDICATED THUNDERSTORMS HAD MOVED INTO WEST
CENTRAL MISSISSIPPI. THE MOST INTENSE STORMS WERE OVER NORTHERN WARREN
AND SOUTHERN ISSAQUENA COUNTIES. OTHER THUNDESTORMS WITH VERY HEAVY
RAINFALL WERE INDICATED FROM ROLLING FORK TO ST. JOSEPH LOUISIANA.
THE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 30 MPH AND WILL
MOVE THROUGH WEST CENTRAL AND SOUTHWEST MISSISSIPPI DURING THE NEXT
HOUR. RESIDENTS OF THE AREA SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER.Special weather statement, Apr 20, 7:57 AM CDT, 1 hour 1 minute before
MSZALL-201400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 755 AM CDT MON APR 20 1992 ...TORNADO WATCH 157 FOR MOST OF SOUTHERN AND PARTS OF CENTRAL MISSISSIPPI TILL 1 PM... AT 755 AM CDT...A LINE OF INTENSE THUNDERSTORMS WAS MOVING ACROSS SOUTH-CENTRAL MISSISSIPPI FROM ABOUT DLO TO PRENTISS TO WEST OF COLUMBIA. THE GREATEST THREAT OF SEVERE WEATHER WILL LIKELY BE MOVING FROM SOUTH-CENTRAL MISSISSIPPI INTO SOUTHEAST AND EAST-CENTRAL MISSISSIPPI DURING THE NEXT COUPLE OF HOURS. THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 35 MILES AN HOUR.
Special weather statement, Apr 20, 8:00 AM CDT, 58 minutes before
MSZ009-012-201400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MERIDIAN MS 759 AM CDT MON APR 20 1992 ...TORNADO WATCH NUMBER 157 WHICH INCLUDES CLARKE...JASPER...NEWTON... AND JONES COUNTIES IN EAST CENTRAL MISSISSIPPI REMAINS IN EFFECT UNTIL 100 PM CDT... AT 750 AM CDT RADAR INDICATED A LINE OF VERY STRONG THUNDERSTORMS WEST OF A LINE FROM COLUMBIA TO NEWTON TO AMORY MISSISSIPPI. THE STRONGEST THUNDERSTORMS WERE INDICATED BETWEEN D'LO AND TYLERTOWN MISSISSIPPI. THESE THUNDERSTORMS HAVE HAD A HISTORY OF PRODUCING SEVERE WEATHER. THE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 40 MPH. THE STRONGEST THUNDERSTORMS SHOULD MOVE INTO JASPER AND JONES COUNTIES WITHIN THE NEXT HOUR. PERSONS IN AND CLOSE TO THE WATCH AREA SHOULD REMAIN ALERT FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Apr 20, 8:43 AM CDT, 15 minutes before
MSZALL-201445- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 841 AM CDT MON APR 20 1992 ...TORNADO WATCH 158 FOR EAST-CENTRAL AND SOUTHEAST MISSISSIPPI TILL 2 PM... AT 843 AM CDT...A LINE OF INTENSE THUNDERSTORMS EXTENDED SOUTHWARD FROM WALNUT GROVE OVER LEAKE COUNTY TO COLLINS IN COVINGTON COUNTY...AND THEN SOUTHWESTWARD TO COLUMBIA IN MARION COUNTY. THESE STORMS WILL BE MOVING INTO EAST-CENTRAL AND SOUTHEAST MISSISSIPPI THROUGH THE REMAINDER OF THE MORNING. THE COLD FRONT WAS STILL WEST OF THE MISSISSIPPI RIVER...AND A NEW AREA OF THUNDERSTORMS WAS DEVELOPING OVER WESTERN LOUISIANA. THESE STORMS COULD MOVE INTO WESTERN MISSISSIPPI WITHIN THE NEXT 2 TO 4 HOURS.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 7:01 PM CDT | Severe Thunderstorm Warning | JAN | Copiah, Hinds | 29 min |
| Apr 19, 7:35 PM CDT | Severe Thunderstorm Warning | JAN | Hinds | 25 min |
| Apr 20, 5:10 AM CDT | Severe Thunderstorm Warning | JAN | Amite | 65 min |
| Apr 20, 5:17 AM CDT | Tornado Warning | JAN | Lincoln | 43 min |
| Apr 20, 5:33 AM CDT | Severe Thunderstorm Warning | JAN | Pike | 42 min |
| Apr 20, 6:03 AM CDT | Tornado Warning | JAN | Lawrence, Lincoln | 42 min |
| Apr 20, 6:22 AM CDT | Severe Thunderstorm Warning | JAN | Hinds | 68 min |
| Apr 20, 6:47 AM CDT | Severe Thunderstorm Warning | JAN | Lawrence, Simpson | 58 min |
| Apr 20, 6:54 AM CDT | Severe Thunderstorm Warning | JAN | Rankin | 66 min |
| Apr 20, 7:03 AM CDT | Tornado Warning | JAN | Simpson | 57 min |
| Apr 20, 7:29 AM CDT | Severe Thunderstorm Warning | JAN | Jefferson Davis | 61 min |
| Apr 20, 7:53 AM CDT | Tornado Warning | JAN | Marion | 37 min |
| Apr 20, 8:01 AM CDT | Severe Thunderstorm Warning | JAN | Covington, Jefferson Davis, Smith | 44 min |
| Apr 20, 8:07 AM CDT | Tornado Warning | JAN | Jefferson Davis | 38 min |
| Apr 20, 8:29 AM CDT | Severe Thunderstorm Warning | JAN | Jasper, Newton | 61 min |
| Apr 20, 9:05 AM CDT | Severe Thunderstorm Warning | JAN | Forrest, Lamar | 40 min |
| Apr 20, 9:05 AM CDT | Tornado Warning | JAN | Clarke, Lauderdale | 55 min |
| Apr 20, 9:42 AM CDT | Tornado Warning | JAN | Kemper | 48 min |
Nearby
Tornado Warnings in Mississippi, 1992Every tornado warning in 1992Tornadoes in 1992
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.