Alert archive / Mississippi / Tornado Warnings in 1991
Tornado Warning 10, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Apr 19, 1991, 2:59 PM CDT for Washington County, Mississippi. It was in force for 46 min.
The area
The counties it named.
The facts
- Issued
- Apr 19, 1991, 2:59 PM CDT (19:59 UTC)
- Expired
- Apr 19, 1991, 3:45 PM CDT
- In force
- 46 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Washington County, MS
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 8.0 hours before the alert went out and 134 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, 9:04 AM CDT, 5 hours 55 minutes before
MSZ009-012-ALZ008-013-191500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MERIDIAN MS 904 AM CDT FRI APR 19 1991 AT 855 AM CDT MERIDIAN RADAR INDICATED A LARGE AREA OF RAIN WITH SCATTERED EMBEDDED THUNDERSTORMS COVERING A LARGE PART OF NORTH CENTRAL...CENTRAL AND EAST CENTRAL MISSISSIPPI AND MOST OF EXTREME WEST CENTRAL ALABAMA. THE RAIN AND THUNDERSTORMS WERE LOCATED WITHIN A 100 MILE WIDE AREA EXTENDING FROM NEAR BATESVILLE IN NORTH CENTRAL MISSISSIPPI SOUTHEAST THROUGH MERIDIAN TO NEAR GILBERTOWN IN WEST CENTRAL ALABAMA. SOME OF THE THUNDERSTORMS HAVE BEEN PRODUCING VERY HEAVY RAINFALL...SMALL HAIL AND GUSTY WINDS. THE RAIN AND THUNDERSTORMS WERE MOVING TO THE EAST AT 25 MPH.
Special weather statement, Apr 19, 12:22 PM CDT, 2 hours 37 minutes before
MSZALL-191330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1220 PM CST FRI APR 19 1991 A COLD FRONT HAS ENTERED NORTHWEST MISSISSIPPI EARLY THIS AFTERNOON. THUNDERSTORMS WERE BEGINNING TO DEVELOP VERY RAPIDLY ALONG THE COLD FRONT. AT 1215 THE STRONGER STORMS WERE FROM OXFORD TO CLEVELAND MISSISSIPPI AND WERE MOVING TO THE EAST AT 25 MPH. THUNDERSTORMS ARE EXPECTED TO DEVELOP ALL ALONG THE COLD FRONT THIS AFTERNOON AND INTO TONIGHT AS THE FRONT TRACKS TO THE SOUTHEAST. SOME OF THE THUNDERSTORMS COULD BECOME SEVERE AND PRODUCE STRONG GUSTY SURFACE WINDS...HAIL...AND POSSIBLE FLASH FLOODING OF LOW LYING AREAS. FLOODING ESPECIALLY IN YAZOO AND MADISON COUNTIES DURING THE PASSAGE OF THE HEAVIER RAINS. PERSONS IN CENTRAL MISSISSIPPI NEED TO BE WEATHER ALERT AND TAKE PROPER ACTION WHEN THREATENING WEATHER APPROACHES. LISTEN TO NOAA WEATHER RADIO OR THE LOCAL NEWS MEDIA FOR ANY FURTHER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, Apr 19, 12:23 PM CDT, 2 hours 36 minutes before
MSZALL-191330- SPECIAL WEATHER STATEMENT...CORRECTION... NATIONAL WEATHER SERVICE JACKSON MS 1220 PM CST FRI APR 19 1991 A COLD FRONT HAS ENTERED NORTHWEST MISSISSIPPI EARLY THIS AFTERNOON. THUNDERSTORMS WERE BEGINNING TO DEVELOP VERY RAPIDLY ALONG THE COLD FRONT. AT 1215 THE STRONGER STORMS WERE FROM OXFORD TO CLEVELAND MISSISSIPPI AND WERE MOVING TO THE EAST AT 25 MPH. THUNDERSTORMS ARE EXPECTED TO DEVELOP ALL ALONG THE COLD FRONT THIS AFTERNOON AND INTO TONIGHT AS THE FRONT TRACKS TO THE SOUTHEAST. SOME OF THE THUNDERSTORMS COULD BECOME SEVERE AND PRODUCE STRONG GUSTY SURFACE WINDS...HAIL...AND POSSIBLE FLASH FLOODING OF LOW LYING AREAS.
Special weather statement, Apr 19, 2:44 PM CDT, 15 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.
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, 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, 5:47 PM CDT | Tornado Warning | JAN | Leake | 28 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.