Alert archive / Mississippi / Tornado Warnings in 1993

Tornado Warning 22, NWS Jackson, MS

March 30, 1993Smith County, Mississippi

NWS Jackson, MS issued this tornado warning at Mar 30, 1993, 6:20 PM CST for Smith County, Mississippi. It was in force for 40 min.

The area

The counties it named.

The facts

Issued: Mar 30, 1993, 6:20 PM CST (00:20 UTC)
Expired: Mar 30, 1993, 7:00 PM CST
In force: 40 min
Issued by: NWS Jackson, MS
Area: Whole counties

County Smith County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 0.3 hours before the alert went out and 197 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2175 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 535 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 108 m²/s²
0-3 km storm-relative helicity: 192 m²/s²
Significant tornado parameter: 1.9
Supercell composite: 10.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KJAN 310020
TORJAN
MSC129-310100-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
620 PM CST TUE MAR 30 1993
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  700 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN CENTRAL MISSISSIPPI
 
   ...SMITH COUNTY
 
RADAR INDICATES A TORNADO ABOUT 7 MILES WEST OF RALEIGH MOVING TOWARDS
THE EAST NORTHEAST AT 25 MPH. THIS PATH SHOULD TAKE THE TORNADO PAST
RALEIGH INTO NORTHEAST SMITH COUNTY BY 645 PM.
 
 
THIS IS A DANGEROUS STORM.  MOVE QUICKLY TO UNDERGROUND SHELTER IF
AVAILABLE.  OTHERWISE...GO TO AN INTERIOR ROOM ON THE LOWEST FLOOR.
AVOID WINDOWS.  LEAVE CARS AND MOBILE HOMES FOR A STURDY BUILDING.
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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

Local storm report, Mar 30, 4:32 PM CST, 1 hour 48 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MERIDIAN MS
430 PM CST TUE MAR 30 1993

420 PM CST...NAVY WEATHER OBSERVER REPORTS TORNADO 8 MILES
             SOUTHSOUTWEST OF MERIDIAN NAVAL AIR STATION. IT
             WAS MOVING RAPIDLY EAST.

Local storm report, Mar 30, 4:53 PM CST, 1 hour 27 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MERIDIAN MS
450 PM CST TUE MAR 30 1993

415 PM CST...CD REPORTED SEVERAL 15 INCH PINE TREES DOWN AT
             COLLINSVILLE MS IN NORTHWEST LAUDERDALE COUNTY
             MISSISSIPPI.

447 PM CST...WINSTON COUNTY CD REPORTED QUARTER SIZE HAIL 5 WEST
             OF NOXAPATER MISSISSIPPI IN WINSTON COUNTY.

Local storm report, Mar 30, 5:23 PM CST, 57 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
520 PM CST TUE MAR 30 1993

TIME(CST)       LOCATION            REMARKS

508 PM CST      BRAXTON             GOLFBALL SIZE HAIL.
                SIMPSON 8CO.

Local storm report, Mar 30, 5:32 PM CST, 48 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
530 PM CST TUE MAR 30 1993

TIME(CST)       LOCATION            REMARKS

525 PM CST      BRAXTON             BASEBALL SIZE HAIL.
                SIMPSON NCO.

Local storm report, Mar 30, 5:40 PM CST, 40 minutes before

LOCAL STORM REPORT...UPDATED...
NATIONAL WEATHER SERVICE MERIDIAN MS
540 PM CST TUE MAR 30 1993

...UPDATE ON WINSTON COUNTY MISSISSIPPI...

430 PM CST...CD REPORTED 20 SOUTHWEST OF LOUISVILLE MS DIME
             SIZE HAIL.

445 PM CST...WINSTON COUNTY CD REPORTED QUARTER SIZE HAIL 12
             SOUTH SOUTHWEST OF LOUISVILLE MS.

452 PM CST...WINSTON CD REPORTED QUARTER SIZE HAIL 8 SOUTH OF
             LOUISVILLE MS.

505 PM CST...WINSTON| CD REPORTED DIME SIZE HAIL 6 SE OF LOUISVILLE
             MS.

Local storm report, Mar 30, 6:14 PM CST, 6 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MERIDIAN MS
615 PM CST TUE MAR 30 1993

515 PM CST...CD REPORTED SEVERAL TREES BROKEN AND TWISTED OFF 5 MILES
             NORTHEAST OF MERIDIAN MS.

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 30, 6:13 PM CST	Severe Thunderstorm Warning	JAN	Simpson	47 min
Mar 30, 6:26 PM CST	Severe Thunderstorm Warning	JAN	Attala	34 min
Mar 30, 6:26 PM CST	Severe Thunderstorm Warning	JAN	Jones	49 min
Mar 30, 6:31 PM CST	Severe Thunderstorm Warning	JAN	Sunflower, Washington	44 min
Mar 30, 6:35 PM CST	Tornado Warning	JAN	Jasper	55 min
Mar 30, 6:46 PM CST	Severe Thunderstorm Warning	JAN	Clarke	44 min
Mar 30, 6:52 PM CST	Severe Thunderstorm Warning	JAN	Choctaw	53 min
Mar 30, 6:59 PM CST	Severe Thunderstorm Warning	JAN	Newton	46 min
Mar 30, 7:04 PM CST	Severe Thunderstorm Warning	JAN	Simpson, Smith	56 min
Mar 30, 7:10 PM CST	Severe Thunderstorm Warning	JAN	Claiborne, Warren	65 min
Mar 30, 7:10 PM CST	Severe Thunderstorm Warning	JAN	Jefferson	65 min
Mar 30, 7:17 PM CST	Severe Thunderstorm Warning	JAN	Lauderdale	43 min
Mar 30, 7:21 PM CST	Tornado Warning	JAN	Simpson, Smith	54 min
Mar 30, 7:41 PM CST	Severe Thunderstorm Warning	JAN	Kemper	49 min
Mar 30, 7:48 PM CST	Severe Thunderstorm Warning	JAN	Copiah, Hinds	57 min
Mar 30, 8:18 PM CST	Severe Thunderstorm Warning	JAN	Issaquena, Sharkey, Warren, Washington	57 min
Mar 30, 8:44 PM CST	Severe Thunderstorm Warning	JAN	Hinds, Rankin	46 min
Mar 30, 11:39 PM CST	Severe Thunderstorm Warning	JAN	Warren	36 min
Mar 31, 12:09 AM CST	Severe Thunderstorm Warning	JAN	Franklin	51 min
Mar 31, 12:22 AM CST	Tornado Warning	JAN	Washington	53 min
Mar 31, 12:29 AM CST	Severe Thunderstorm Warning	JAN	Neshoba	46 min
Mar 31, 1:13 AM CST	Severe Thunderstorm Warning	JAN	Leake	32 min
Mar 31, 1:40 AM CST	Severe Thunderstorm Warning	JAN	Neshoba	50 min

Nearby

Tornado Warnings in Mississippi, 1993 Every tornado warning in 1993 Tornadoes in 1993

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.