Alert archive / Mississippi / Tornado Warnings in 1991
Tornado Warning 15, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Apr 19, 1991, 5:47 PM CDT for Leake County, Mississippi. It was in force for 28 min.
The area
The counties it named.
The facts
- Issued
- Apr 19, 1991, 5:47 PM CDT (22:47 UTC)
- Expired
- Apr 19, 1991, 6:15 PM CDT
- In force
- 28 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Leake County, MS
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 10.8 hours before the alert went out and 71 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
- 49 J/kg
- Mixed-layer CIN
- -222 J/kg
- Mixed-layer LCL
- 923 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 56 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 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 19, 2:44 PM CDT, 3 hours 3 minutes before
MSZALL-ARZ014>016-LAZ002-003-004-006-009-010-013- ALZ004-008-013-016-192040- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 245 PM CDT FRI APR 19 1991 ...SEVERE THUNDERSTORMS WATCH NO. 161 REMAINS IN EFFECT FOR MUCH OF NORTHERN AND CENTRAL MISSISSIPPI UNTIL 700 PM... AT 230 PM CDT...TWO LINES OF STRONG THUNDERSTORMS WERE OCCURRING IN MISSISSIPPI. THE STRONGEST THUNDERSTORMS WERE LOCATED FROM LAKE PROVIDENCE LOUISIANA TO INDIANOLA TO GREENWOOD. SEVERAL STORMS IN THIS LINE HAVE REACHED SEVERE LIMITS AND ARE CAPABLE OF PRODUCING DAMAGING HAIL...HEAVY RAIN AND STRONG WINDS. THESE STORMS HAD DEVELOPED ALONG A VERY SLOW MOVING COLD FRONT AND WERE MOVING TO THE SOUTHEAST AT ABOUT 20 MPH. A SECOND LINE OF STRONG THUNDERSTORMS WAS INDICATED FROM BROOKHAVEN AND MONTICELLO SOUTHWARD TO VERNADA LOUISIANA. THESE STORMS WERE MOVING TO THE EAST AT 20 MPH. PEOPLE IN THESE AREAS SHOULD BE PREPARED TO TAKE CO]VER SHOULD DANGEROUS WEATHER APPROACH AND STAY TUNED TO NOAA WEATHER RADIO OR COMMERCIAL RADIO OR TELEVISION FOR UPDATES.
Special weather statement, Apr 19, 3:09 PM CDT, 2 hours 38 minutes before
MSZ009-192115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MERIDIAN MS 308 PM CDT FRI APR 19 1991 ...SEVERE THUNDERSTORM WATCH NUMBER 161 REMAINS IN EFFECT FOR A LARGE PART OF NORTH AND CENTRAL MISSISSIPPI UNTIL 7 PM CDT... AT 256 PM CDT RADAR INDICATED ONE 30 MILE WIDE AREA OF INTENSE THUNDERSTORMS EXTENDING FROM PONTOTOC TO HOLLY BLUFF MISSISSIPPI. ANOTHER 30 MILE WIDE AREA OF INTENSE THUNDERSTORMS WAS INDICATED FROM GEORGETOWN TO PICAYUNE MISSISSIPPI. THE STRONGEST THUNDERSTORMS WERE INDICATED SOUTH OF WATER VALLEY MISSISSIPPI AND NEAR PICAYUNE MISSISSIPPI. BOTH AREAS WERE MOVING SOUTHEAST AT 25 MPH. AT THE PRESENT TIME NO THUNDERSTORM ACTIVITY WAS OBSERVED IN EAST CENTRAL MISSISSIPPI AND EXTREME WEST CENTRAL ALABAMA. PERSONS IN AND CLOSE TO THE WATCH AREA SHOULD REMAIN ALERT FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Apr 19, 3:49 PM CDT, 1 hour 58 minutes before
MSZALL-ARZ014>016-LAZ002-003-004-006-009-010-013- ALZ004-008-013-016-192140- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 345 PM CDT FRI APR 19 1991 ...SEVERE THUNDERSTORMS WATCH NO. 161 REMAINS IN EFFECT FOR MUCH OF NORTHERN AND CENTRAL MISSISSIPPI UNTIL 700 PM... AT 330 PM CDT...SHOWERS AND STRONG THUNDERSTORMS WERE SCATTERED OVER MISSISSIPPI. THE STRONGEST THUNDERSTORM WAS LOCATED ABOUT 5 MILES WEST OF BELZONI AND WAS MOVING TO THE SOUTH AT ABOUT 30 MILES AN HOUR. IT HAD PRODUCED DAMAGING HAIL AND STRONG WINDS WITH HEAVY RAIN AND LOCAL AREAS OF STREET FLOODING. THIS STORM REMAINED VERY STRONG AND WAS PART OF A LINE OF THUNDERSTORMS FROM LAKE PROVIDENCE LOUISIANA TO BELZONI TO WATER VALLEY MISSISSIPPI. OTHER STORMS IN THIS LINE WERE SLOWLY WEAKENING. SCATTERED THUNDERSTORMS WERE ALSO OCCURRING FROM HAZELHURST TO MONTICELLO WITH STRONG THUNDERSTORMS INDICATED FROM POPLARVILLE TO GULFPORT. GENERAL MOVEMENT ON SHOWERS AND THUNDERSTORMS IN THE AREA WAS TO THE SOUTHEAST AT 25 MILES AN HOUR.
Special weather statement, Apr 19, 4:50 PM CDT, 57 minutes before
MSZ009-192245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MERIDIAN MS 449 PM CDT FRI APR 19 1991 ...SEVERE THUNDERSTORM WATCH NUMBER 161 IS IN EFFECT UNTIL 7 PM FOR A LARGE PART OF NORTH AND CENTRAL MISSISSIPPI... AT 438 PM CDT MERIDIAN WEATHER RADAR INDICATED A 75 MILE WIDE AREA OF OF SCATTERED INTENSE THUNDERSTORMS ALONG AND NORTHWEST OF A COLUMBUS TO MC COMB LINE. THE STRONGEST STORM WAS IN CENTRAL MISSISSIPPI NEAR JACKSON. ANOTHER STORM NEAR WALNUT GROVE IS EXPECTED TO MOVE INTO EAST CENTRAL MISSISSIPPI IN THE NEXT HOUR. THE AREA OF STORMS WAS MOVING SOUTHEAST AT 25 MPH. TORNADOES AND LARGE HAIL HAVE BEEN REPORTED WITH THIS AREA OF STORMS. ALSO THERE WERE SCATTERED SHOWERS IN SOUTH MISSISSIPPI.
Special weather statement, Apr 19, 5:03 PM CDT, 44 minutes before
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</html>The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 18, 7:48 PM CDT | Severe Thunderstorm Warning | JAN | Wilkinson | 42 min |
| Apr 19, 4:12 AM CDT | Severe Thunderstorm Warning | JAN | Yazoo | 48 min |
| Apr 19, 6:15 AM CDT | Severe Thunderstorm Warning | JAN | Neshoba | 60 min |
| Apr 19, 6:48 AM CDT | Severe Thunderstorm Warning | JAN | Smith | 42 min |
| Apr 19, 7:06 AM CDT | Severe Thunderstorm Warning | JAN | Newton | 69 min |
| Apr 19, 1:11 PM CDT | Severe Thunderstorm Warning | JAN | Leflore | 34 min |
| Apr 19, 1:24 PM CDT | Tornado Warning | JAN | Leflore | 36 min |
| Apr 19, 1:31 PM CDT | Severe Thunderstorm Warning | JAN | Warren | 44 min |
| Apr 19, 1:42 PM CDT | Severe Thunderstorm Warning | JAN | Marion, Walthall | 33 min |
| Apr 19, 1:56 PM CDT | Severe Thunderstorm Warning | JAN | Leflore, Sunflower | 49 min |
| Apr 19, 2:01 PM CDT | Severe Thunderstorm Warning | JAN | Jefferson Davis, Lawrence | 44 min |
| Apr 19, 2:16 PM CDT | Severe Thunderstorm Warning | JAN | Marion | 29 min |
| Apr 19, 2:34 PM CDT | Tornado Warning | JAN | Sunflower, Washington | 26 min |
| Apr 19, 2:59 PM CDT | Tornado Warning | JAN | Washington | 46 min |
| Apr 19, 3:02 PM CDT | Tornado Warning | JAN | Carroll | 43 min |
| Apr 19, 3:15 PM CDT | Tornado Warning | JAN | Humphreys | 45 min |
| Apr 19, 3:49 PM CDT | Severe Thunderstorm Warning | JAN | Humphreys, Yazoo | 41 min |
| Apr 19, 4:04 PM CDT | Severe Thunderstorm Warning | JAN | Copiah, Hinds | 26 min |
| Apr 19, 4:21 PM CDT | Severe Thunderstorm Warning | JAN | Rankin, Simpson | 39 min |
| Apr 19, 4:30 PM CDT | Severe Thunderstorm Warning | JAN | Copiah, Hinds | 30 min |
| Apr 19, 4:33 PM CDT | Severe Thunderstorm Warning | JAN | Holmes | 27 min |
| Apr 19, 4:38 PM CDT | Severe Thunderstorm Warning | JAN | Yazoo | 37 min |
| Apr 19, 4:51 PM CDT | Tornado Warning | JAN | Holmes | 38 min |
| Apr 19, 4:51 PM CDT | Tornado Warning | JAN | Madison | 54 min |
| Apr 19, 4:54 PM CDT | Severe Thunderstorm Warning | JAN | Lincoln | 35 min |
| Apr 19, 5:49 PM CDT | Tornado Warning | JAN | Scott | 41 min |
| Apr 19, 5:58 PM CDT | Severe Thunderstorm Warning | JAN | Newton | 62 min |
| Apr 19, 6:14 PM CDT | Severe Thunderstorm Warning | JAN | Lincoln | 31 min |
| Apr 19, 6:22 PM CDT | Severe Thunderstorm Warning | JAN | Lauderdale | 68 min |
| Apr 19, 6:23 PM CDT | Severe Thunderstorm Warning | JAN | Claiborne | 52 min |
| Apr 19, 6:41 PM CDT | Severe Thunderstorm Warning | JAN | Pike, Walthall | 49 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; the sounding from the Mesonet's radiosonde archive.