Alert archive / Mississippi / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 16, NWS Jackson, MS

March 12, 1986Lawrence County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Mar 12, 1986, 9:54 AM CST for Lawrence County, Mississippi. It was in force for 66 min.

The area

The counties it named.

The facts

Issued: Mar 12, 1986, 9:54 AM CST (15:54 UTC)
Expired: Mar 12, 1986, 11:00 AM CST
In force: 66 min
Issued by: NWS Jackson, MS
Area: Whole counties

County Lawrence County, MS

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 3.9 hours before the alert went out and 86 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: 1344 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 647 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 7 m²/s²
0-3 km storm-relative helicity: 19 m²/s²
Significant tornado parameter: -0.2
Supercell composite: -0.5

Open this sounding in Storm Lab

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 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, Mar 12, 5:03 AM CST, 4 hours 51 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
 500 AM CST WED MAR 12 1986

 TIME

230 AM       MISSISSIPPI EMERGENCY MANAGEMENT REPORTED ROOF DAMAGE
             TO SOME HOMES, A CHURCH STEEPLE BLOWN OFF, AND MOBILE
             CLASSROOMS DESTROYED AT CHARLESTON IN TALLAHATCHIE COUNTY.
             TREES WERE REPORTED DOWN, AND POWER WAS OUT IN SOME PARTS
             OF THE TOWN.

             IN DESTO COUNTY, MOBILE HOMES WERE REPORTED DAMAGED NEAR
             HERNANDO. <<

Special weather statement, Mar 12, 5:19 AM CST, 4 hours 35 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
520 AM CST WED MAR 12 1986

TORNADO WATCH NUMBER 25 REMAINS IN EFFECT UNTIL 10 AM THIS WEDNESDAY
MORNING FOR PART OF NORTHEAST MISSISSIPPI.

THE LINE OF THUNDERSTORMS MOVING THROUGH CENTRAL MISSISSIPPI
CONTINUES TO RAPIDLY DECREASE IN INTENSITY. MOST OF THE THUNDERSTORMS
IN THE LINE HAVE NOW DISSIPATED. THE LINE WAS LOCATED FROM
EDINBURG TO PELAHATCHIE TO BUDE. IT WAS MOVING SOUTHEAST AT 35 MPH.

MEANWHILE, STRONG THUNDERSTORMS WERE BUILDING RAPIDLY IN NORTHEAST
LOUISIANA SOUTH OF MONROE. THE THUNDERSTORMS ARE EXPECTED TO MOVE INTO
WESTERN MISSISSIPPI IN THE NEXT COUPLE OF HOURS.

Special weather statement, Mar 12, 6:59 AM CST, 2 hours 55 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
700 AM CST WED MAR 12 1986

...THUNDERSTORMS CONTINUE TO INTENSIFY ALONG THE MISSISSIPPI RIVER...

STRONG THUNDERSTORMS WERE CONTINUING TO LINE UP ON THE MISSISSIPPI
RIVER. THE STRONGEST STORMS WERE ALONG THE RIVER SOUTH OF VICKBURG,
AND WILL BE MOVING INTO ADAMS, JEFFERSON, CLAIBORN, AND SOUTHERN
WARREN COUNTIES IN THE NEXT HOUR.

PERSONS NEAR THE MISSISSIPPI RIVER SOUTH OF VICKSBURG OCAN EXPECT
STRONG GUSTY WINDS AND BRIEF HEAVY RAINS AS THESE THUNDERSTORMS
MOVE NORTHEAST AT 55 MPH THROUGH THE AREA.

STAY TUNED TO NOAA WEATHER RADIO AND LOCAL TELEVISION OR RADIO
STATIONS FOR FURTHER UPDATES AND POSSIBLE WARNINGS.

Special weather statement, Mar 12, 8:51 AM CST, 1 hour 3 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
843 AM CST MAR 12 1986

  ...A TORNADO WATCH IS IN EFFECT FOR NORTHEAST MISSISSIPPI UNTIL 2PM
THIS           AFTERNOON...

AT 830 AM CST...TUPELO NATIONAL WEATHER SERVICE RADAR WAS INDICATING A
RATHER LARGE AREA OF WIDESPREAD LIGHT RAIN WITH EMBEDDED RAINSHOWERS
OVER PARTS OF EXTREME SOUTHWEST TENNESSEE...NORTHEAST ARKANSAS AND
MUCH OF WEST MISSISSIPPI FROMTIPPAH COUNTY IN NORTHCENTRAL MISSISSIPPI
EXTENDING TO THE SOUTHWEST TO YAZOO COUNTY IN THE SOUTHWEST PORTION OF
THE STATE.

HEAVIEST CONCENTRATIONS OF RAIN WERE LOCATED OVER BENTON COUNTY IN
NORTH CENTRAL MISSISSIPPI. MOVEMENT OF THE RAIN WAS TO THE EAST
NORTHEAST AT 35 MILES AN HOUR.

Special weather statement, Mar 12, 9:29 AM CST, 25 minutes before

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Special weather statement, Mar 12, 9:38 AM CST, 16 minutes before

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        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 12, 7:52 AM CST	Severe Thunderstorm Warning	JAN	Claiborne, Warren	38 min
Mar 12, 8:09 AM CST	Severe Thunderstorm Warning	JAN	Franklin, Jefferson	36 min
Mar 12, 9:02 AM CST	Severe Thunderstorm Warning	JAN	Amite, Lincoln	58 min
Mar 12, 9:02 AM CST	Severe Thunderstorm Warning	JAN	Copiah, Hinds	58 min
Mar 12, 9:38 AM CST	Severe Thunderstorm Warning	JAN	Pike	52 min
Mar 12, 9:54 AM CST	Severe Thunderstorm Warning	JAN	Hinds, Madison, Rankin	38 min
Mar 12, 10:50 AM CST	Severe Thunderstorm Warning	JAN	Lawrence, Walthall	55 min
Mar 12, 12:12 PM CST	Severe Thunderstorm Warning	JAN	Jasper	48 min
Mar 12, 12:24 PM CST	Tornado Warning	JAN	Jasper	86 min
Mar 12, 12:39 PM CST	Tornado Warning	JAN	Clarke, Lauderdale	51 min
Mar 12, 1:18 PM CST	Tornado Warning	JAN	Kemper	42 min
Mar 12, 1:32 PM CST	Tornado Warning	JAN	Lauderdale	28 min
Mar 12, 1:51 PM CST	Tornado Warning	JAN	Neshoba	34 min
Mar 12, 2:59 PM CST	Severe Thunderstorm Warning	JAN	Kemper, Noxubee	61 min
Mar 12, 2:59 PM CST	Severe Thunderstorm Warning	JAN	Jasper, Lauderdale, Newton	61 min
Mar 12, 5:07 PM CST	Tornado Warning	JAN	Jones, Wayne	68 min
Mar 12, 1:51 PM CST	Tornado Warning	JAN	Sumter	34 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1986 Every severe thunderstorm warning in 1986

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.