Alert archive / Mississippi / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 252, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at May 5, 1991, 4:55 PM CDT for Pike County, Walthall County, Mississippi. It was in force for 50 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
- May 5, 1991, 4:55 PM CDT (21:55 UTC)
- Expired
- May 5, 1991, 5:45 PM CDT
- In force
- 50 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
Counties Pike County, MS, Walthall County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 5, 5:00 PM CDT | Hail 0.8 | Pike, 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
Slidell Radar S, LA (KSIL), launched 12:00Z, 9.9 hours before the alert went out and 114 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
- 1673 J/kg
- Mixed-layer CIN
- -280 J/kg
- Mixed-layer LCL
- 925 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 152 m²/s²
- 0-3 km storm-relative helicity
- 378 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KJAN 052152 SVRJAN MSC147-113-052245- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 455 PM CDT SUN MAY 5 1991 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 545 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL MISSISSIPPI ...WALTHALL COUNTY IN SOUTHWEST MISSISSIPPI ...PIKE COUNTY AT 450 PM RADAR INDICATED A DEVELOP SEVERE THUNDERSTORM OVER NORTHERN PIKE COUNTY JUST NORTH OF MCCOMB. MARBLE SIZE HAIL WAS REPORTED JUST NORTH OF MCCOMB. MOVEMENT WAS TO THE EAST AT 30 MILES AN HOUR. SEVERE THUNDERSTORMS PRODUCE WIND IN EXCESS OF 55 MPH...LARGE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. <
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
Local storm report, May 5, 1:48 PM CDT, 3 hours 7 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MERIDIAN MS
145 PM CDT SUN MAY 5 1991
1235 PM CDT...JONES COUNTY C. D. REPORTS TREES AND POWER LINES
DOWN 5 MILES NORTH OF LAUREL MISSISSIPPI.
1242 PM CDT...LAUDERDALE COUNTY C. D. REPORTS NICKEL SIZE HAIL
6 MILES SOUTHEAST OF MERIDIAN MISSISSIPPI.Local storm report, May 5, 1:57 PM CDT, 2 hours 58 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MERIDIAN MS
154 PM CDT SUN MAY 5 1991
100 PM CDT...CHOCTAW COUNTY SHERIFFS OFFICE REPORTS PENNY SIZE
HAIL 14 MILES SSW OF BUTLER ALABAMA.Local storm report, May 5, 2:06 PM CDT, 2 hours 49 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MERIDIAN MS
205 PM CDT SUN MAY 5 1991
1205 PM CDT...KEMPER COUNTY SHERIFFS OFFICE REPORTS NUMEROUS TREES
DOWN 6 MILES SOUTH OF DEKALB AND 8 MILES SOUTHWEST
OF DEKALB MISSISSIPPI.Local storm report, May 5, 2:19 PM CDT, 2 hours 36 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MERIDIAN MS
215 PM CDT SUN MAY 5 1991
120 PM CDT...SUMTER COUNTY C. D. REPORTS TREES DOWN IN CUBA ALABAMA
(10 MILES SOUTHWEST OF LIVINGSTON ALABAMA).Special weather statement, May 5, 2:58 PM CDT, 1 hour 57 minutes before
MSZ009-012-ALZ008-013-052200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MERIDIAN MS 255 PM CDT SUN MAY 5 1991 ...SEVERE THUNDERSTORM WATCH NUMBER 287 WHICH INCLUDES CLARKE...JONES ...AND WAYNE COUNTIES IN EAST CENTRAL MISSISSIPPI REMAINS IN EFFECT UNTIL 700 PM CDT... ...SEVERE THUNDERSTORM WATCH NUMBER 286 HAS BEEN CANCELLED... AT 245 PM CDT RADAR INDICATED A LARGE AREA OF RAIN WITH EMBEDDED VERY STRONG THUNDERSTORMS SOUTHEAST OF A LINE FROM FAYETTE TO PHILADELPHIA MISSISSIPPI TO WINFIELD ALABAMA. THE STRONGEST THUNDERSTORM WAS LOCATED NORTHEAST OF LAUREL MISSISSIPPI. THE ENTIRE AREA WAS MOVING SOUTHEAST AT 20 MPH. PERSONS IN AND CLOSE TO THE WATCH AREA SHOULD RE MAIN ALERT FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Local storm report, May 5, 4:16 PM CDT, 39 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
415 PM CDT SUN MAY 5 1991
TIME (CDT) PLACE EVENT
0830-0930AM NEAR CHARLESTON 1.8 INCHES OF RAIN IN 1 HR
TALLAHATCHIE COUNTY AS RPTD BY STATE E.O.C.
0849AM NEAR MINTER CITY NICKEL SIZE HAIL COVERING
LEFLORE COUNTY PART OF A COUNTY ROAD FM C.D.
0905AM GREENWOOD AIRPORT WIND GUST 52KT FROM SAO
CARROLL COUNTY
1015AM 6 MI E OF COFFEEVILLE POSSIBLE TORNADO DAMAGE TO 5
YALOBUSHA COUNTY COTTON TRAILERS, ONE HOUSE WITH
x SHINGLE DAMAGE, ONE MOBILE HOME
USED AS VOTING PRECINCT DESTROYED
1 INCH RAIN IN 1 HOUR AT 1000AM.The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 5, 1:45 AM CDT | Flash Flood Warning | JAN | Bolivar, Issaquena, Sharkey, Sunflower, Washington | 4 hr |
| May 5, 2:08 AM CDT | Severe Thunderstorm Warning | JAN | Issaquena, Sharkey | 67 min |
| May 5, 2:30 AM CDT | Severe Thunderstorm Warning | JAN | Leflore, Sunflower | 60 min |
| May 5, 2:46 AM CDT | Flash Flood Warning | JAN | Humphreys, Leflore | 3 hr |
| May 5, 2:46 AM CDT | Flash Flood Warning | JAN | Carroll, Grenada | 3 hr |
| May 5, 7:45 AM CDT | Flash Flood Warning | JAN | Bolivar, Sunflower, Washington | 2 hr |
| May 5, 8:27 AM CDT | Flash Flood Warning | JAN | Leflore, Sunflower, Tallahatchie | 2 hr |
| May 5, 8:27 AM CDT | Flash Flood Warning | JAN | Humphreys | 2 hr |
| May 5, 8:27 AM CDT | Severe Thunderstorm Warning | JAN | Humphreys, Leflore, Sunflower, Tallahatchie | 2 hr |
| May 5, 8:50 AM CDT | Flash Flood Warning | JAN | Issaquena, Sharkey | 115 min |
| May 5, 8:56 AM CDT | Flash Flood Warning | JAN | Carroll, Grenada | 2 hr |
| May 5, 8:56 AM CDT | Flash Flood Warning | JAN | Yalobusha | 2 hr |
| May 5, 8:56 AM CDT | Severe Thunderstorm Warning | JAN | Carroll, Grenada | 2 hr |
| May 5, 8:56 AM CDT | Severe Thunderstorm Warning | JAN | Yalobusha | 2 hr |
| May 5, 9:44 AM CDT | Flash Flood Warning | JAN | Holmes, Yazoo | 2 hr |
| May 5, 10:08 AM CDT | Flash Flood Warning | JAN | Warren | 2 hr |
| May 5, 10:08 AM CDT | Severe Thunderstorm Warning | JAN | Warren | 2 hr |
| May 5, 10:37 AM CDT | Flash Flood Warning | JAN | Attala, Choctaw | 3 hr |
| May 5, 10:57 AM CDT | Severe Thunderstorm Warning | JAN | Winston | 48 min |
| May 5, 11:04 AM CDT | Severe Thunderstorm Warning | JAN | Neshoba | 41 min |
| May 5, 11:26 AM CDT | Flash Flood Warning | JAN | Issaquena, Sharkey | 2 hr |
| May 5, 11:26 AM CDT | Severe Thunderstorm Warning | JAN | Issaquena, Sharkey | 2 hr |
| May 5, 11:40 AM CDT | Severe Thunderstorm Warning | JAN | Kemper | 65 min |
| May 5, 11:46 AM CDT | Severe Thunderstorm Warning | JAN | Neshoba | 59 min |
| May 5, 11:48 AM CDT | Flash Flood Warning | JAN | Hinds, Yazoo | 3 hr |
| May 5, 11:48 AM CDT | Flash Flood Warning | JAN | Rankin | 3 hr |
| May 5, 12:20 PM CDT | Severe Thunderstorm Warning | JAN | Jones | 55 min |
| May 5, 12:26 PM CDT | Severe Thunderstorm Warning | JAN | Jasper, Lauderdale | 64 min |
| May 5, 12:42 PM CDT | Severe Thunderstorm Warning | JAN | Clarke | 63 min |
| May 5, 1:28 PM CDT | Severe Thunderstorm Warning | JAN | Wayne | 47 min |
| May 5, 2:59 PM CDT | Severe Thunderstorm Warning | JAN | Wilkinson | 46 min |
| May 5, 3:49 PM CDT | Flash Flood Warning | JAN | Adams, Wilkinson | 116 min |
| May 5, 4:39 PM CDT | Flash Flood Warning | JAN | Copiah, Lawrence, Lincoln, Simpson | 2 hr |
| May 5, 4:57 PM CDT | Severe Thunderstorm Warning | JAN | Forrest, Lamar | 48 min |
| May 5, 5:12 PM CDT | Severe Thunderstorm Warning | JAN | Jefferson Davis, Marion | 48 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1991Every severe thunderstorm warning 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.