Alert archive / Mississippi / Tornado Warnings in 1986

Tornado Warning 1, NWS Jackson, MS

March 12, 1986Jasper County, Mississippi

NWS Jackson, MS issued this tornado warning at Mar 12, 1986, 12:24 PM CST for Jasper County, Mississippi. It was in force for 86 min.

The area

The counties it named.

The facts

Issued
Mar 12, 1986, 12:24 PM CST (18:24 UTC)
Expired
Mar 12, 1986, 1:50 PM CST
In force
86 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Jasper 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, 6.4 hours before the alert went out and 96 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-pSkew-T log-p diagram, Jackson, MS at 12:00Z on 1986-03-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1344 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 12:00Z on 1986-03-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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

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

000 
TTAA00 KMEI 121824
TORMEI
MSC061-121950-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING
NATIONAL WEATHER SERVICE MERIDIAN MS
1224 PM CST WED MAR 12 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 150 PM CST FOR PEOPLE IN THE FOLLOWING COUNTY OF

EAST CENTRAL MISSISSIPPI...EXTREME JASPER


  AT AT 1220 PM CST RADAR INDICATED A POSSIBLE TORNADO 10 MILES
  EAST OF BAY SPRINGS MISSISSIPPI MOVING NORTHEAST AT 50 MPH

  AT 1205 PM CST JASPER COUNTY C.D. REPORTED POWER LINES DOWN
  AND MOBILE HOME DESTROYED 5 MILES NORTH OF STRINGER MISSISSIPPI.

 THIS IS A DANGEROUS STORM THAT ALREADY HAS A HISTORY OF SEVERE
 WEATHER. PERSONS IN THE THE PATH OF THIS STORM SHOULD TAKE COVER
 IMMEDIATELY.

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, Mar 12, 10:57 AM CST, 1 hour 27 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MERIDIAN MS
1055 AM CST WED MAR 12 1986

TORNADO WATCH NUMBER 26 WHICH INCLUDES ALL COUNTIES IN EAST CENTRAL
MISSISSIPPI AND EXTREME WEST CENTRAL ALABAMA REMAINS IN EFFECT UNTIL
2 PM CST.

AT 1050 AM CST RADAR INDICATED A LARGE AREA OF VERY STRONG THUNDERSTORMS
IN SOUTH CENTRAL MISSISSPPI. THE THUNDERSTORMS IN THIS AREA WERE MOVING
NORTHEAST AT 50 MPH AND SHOULD ENTER JONES AND JASPER COUNTIES
IN EAST CENTRAL MISSISSIPPI WITHIN THE NEXT HOUR.

THESE THUNDERSTORMS HAVE A HISTORY OF PRODUCING SEVERE WEATHER AND
ALL INTERESTS IN EAST CENTRAL MISSISSIPPI AND EXTREME WEST CENTRAL
ALABAMA SHOULD BE VERY ALERT FOR SEVERE WEATHER.

LISTEN FOR WARNINGS..WATCH FOR APPROACHING SEVERE WEATHER..BE PREPARED
TO SEEK SAFE SHELTER IMMEDIATLY.

!
Special weather statement, Mar 12, 11:41 AM CST, 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
1139 AM CST WED MAR 12 1986

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

AT 1138 AM CST...TUPELO NATIONAL WEATHER SERVICE RADAR WAS INDICATING
A RATHER LARGE AREA OF WIDESPREAD LIGHT RAIN WITH EMBEDDED RAINSHOWERS
AND THUNDERSHOWERS OVER PARTS OF EXTREME SOUTHWEST TENNESSEE AND
EXTREME NORTHEAST ARKANSAS AND MUCH OF MISSISSIPPI FROM ALCORN COUNTY
EXTENDING TO THE SOUTH TO MERIDIAN MISSISSIPPI THEN SOUTHWEST TO
McCOMB MISSISSIPPI.

HEAVIEST CONCENTRATIONS OF RAIN WAS LOCATED OVER SARDIS RESEVOIR TO
NEW ALBANY THEN EXTENDING TO THE SOUTH TO SOUTH CARROLL COUNTY IN
CENTRAL MISSISSIDPPI.

MOVEMENT OF THE RAIN WAS TO THE EAST AT 15 MILES AN HOUR WITH THE
RAINSHOWERS MOVING TO THE NORTHEAST AT 40 MILES AN HOUR.
Special weather statement, Mar 12, 11:43 AM CST, 41 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
1135 AM CST WED MAR 12 1986

...TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF MISSISSIPPI TIL 2 PM...

SCATTERED THUNDERSTORMS CONTINUE OVER PORTIONS OF CENTRAL AND SOUTH
MISSISSIPPI THIS MORNING, AHEAD OF AN APPROACHING  COLD FRONT.

AT 1135 AM...THE JACKSON RADAR SHOWED THE HEAVIEST THUNDERSTORMS TO
BE LOCATED BETWEEN JACKSON AND HATTIESBURG...AND JUST EAST OF MCCOMB.
DURING THE NEXT HALF HOUR, THESE THUNDERSTORMS SHOULD MOVE INTO
SCOTT...SMITH...COVINGTON...LAMAR...JEFFERSON DAVIS..AND MARION
COUNTIES.  AT THE PRESENT TIME...THESE THUNDERSTORMS ARE NOT
REACHING SEVERE LIMITS..BUT THE POTENTIAL FOR SEVERE WEATHER FROM
THESE STORMS STILL EXISTS.

LIGHTER SHOWERS AND THUNDERSHOWERS ARE OCCURRING OVER CENTRAL AND
NORTH MISSISSIPPI..GENERALLY BETWEEN WINONA, CANTON, AND JACKSON.
IN WALTHALL COUNTY NORTH OF TYLERTOWN. THE STORM WILL
MOVE INTO MARIGON COUNTY WITHIN THE NEXT HALF HOUR NEAR
COLUMBIA.
Special weather statement, Mar 12, 11:45 AM CST, 39 minutes before
SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE TUPELO MS
1139 AM CST WED MAR 12 1986

  ...TORNADO WATCH IN EFFECT FOR NORTHEAST MIISSISSIPPI UNTIL 2 PM CST
     THIS AFTERNOON...

AT 1138 AM CST...TUPELO NATIONAL WEATHER SERVICE RADAR WAS INDICATING
A RATHER LARGE AREA OF WIDESPREAD LIGHT RAIN WITH EMBEDDED RAINSHOWERS
AND THUNDERSHOWERS OVER PARTS OF EXTREME SOUTHWEST TENNESSEE AND
EXTREME NORTHEAST ARKANSAS AND MUCH OF MISSISSIPPI FROM ALCORN COUNTY
EXTENDING TO THE SOUTH TO MERIDIAN MISSISSIPPI THEN SOUTHWEST TO
McCOMB MISSISSIPPI.

HEAVIEST CONCENTRATIONS OF RAIN WAS LOCATED OVER SARDIS RESEVOIR TO
NEW ALBANY THEN EXTENDING TO THE SOUTH TO SOUTH CARROLL COUNTY IN
JCENTRAL MISSISSIPPI.

MOVEMENT OF THE RAIN WAS TO THE EAST AT 15 MILES AN HOUR WITH THE
RAINSHOWERS MOVING TO THE NORTHEAST AT 40 MILES AN HOUR.
Special weather statement, Mar 12, 11:56 AM CST, 28 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MERIDIAN MS
1154 AM CST WED MAR 12 1986

...TORNADO WATCH NUMBER 26 REMAINS IN EFFECT UNTIL 2 PM CST...

AT 1150 AM CST RADAR INDICATED A LINE OF VERY STRONG THNDERSTORMS
ACROSS  CENTRAL MISSISSIPPI FROM 10 MILES SOUTH OF MORTON IN SCOTT
COUNTY TO WESTERN SECTIONS OF JONES COUNTY. THESE STORMS WERE MOVING
TO THE NORTHEAST AT 50 MILES AN HOUR AND HAD INCREASED IN AERIAL
COVERAGE DURING THE LAST HOUR.

THESE STORMS CONTAIN STRONG GUSTY WINDS. REPORTS FROM THE CIVIL
DEFENSE OFFICE IN JONES COUNTY ESTIMATED WINDS OF AROUND 50 MILES
AN HOUR IN WESTERN PORTIONS OF JONES COUNTY. ALONG WITH STRONG WINDS
HEAVY RAIN..LIGHTNING AND POSSIBLY SOME SMALL HAIL MAY ACCOMPANY THESE
STORMS.

PERSONS ARE URGED TO STAY TUNE FOR LATER STATEMENTS AND TAKE SHELTER IF
THREATENING WEATHER IS SIGHTED.
Special weather statement, Mar 12, 12:01 PM CST, 23 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1201 PM CST WED MAR 12 1986

TORNADO WATCH NUMBER 26 FOR PARTS OF CENTRAL AND SOUTH MISSISSIPPI
HAS BEEN CANCELLED. TORNADO WATCH NUMBER 26 REMAINS IN EFFECT
FOR A LARGE PORTION OF EASTERN MISSISSIPPI UNTIL 200 PM.

THE WATCH HAS BEEN CANCELLED FOR THAT AREA GENERALLY ALONG AND
WEST OF A KOSCUISKO-JACKSON-MCCOMB LINE.

IN CENTRAL MISSISSIPPI..ATTALA..COPIAH..YAZOO..HOLMES..HINDS..
MADISON AND RANKIN COUNTIES ARE NO LONGER IN THE WATCH.

IN SOUTH MISSISSIPPI..AMITE..PIKE..LINCOLN..FRANKLIN..AND WILKINSON
COUNTIES ARE NO LONGER IN THE WATCH.

THE TOWNS OF JACKSON AND MCCOMB ARE NO LONGER IN THE WATCH.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 12, 7:52 AM CSTSevere Thunderstorm WarningJANClaiborne, Warren38 min
Mar 12, 8:09 AM CSTSevere Thunderstorm WarningJANFranklin, Jefferson36 min
Mar 12, 9:02 AM CSTSevere Thunderstorm WarningJANAmite, Lincoln58 min
Mar 12, 9:02 AM CSTSevere Thunderstorm WarningJANCopiah, Hinds58 min
Mar 12, 9:38 AM CSTSevere Thunderstorm WarningJANPike52 min
Mar 12, 9:54 AM CSTSevere Thunderstorm WarningJANLawrence66 min
Mar 12, 9:54 AM CSTSevere Thunderstorm WarningJANHinds, Madison, Rankin38 min
Mar 12, 10:50 AM CSTSevere Thunderstorm WarningJANLawrence, Walthall55 min
Mar 12, 12:12 PM CSTSevere Thunderstorm WarningJANJasper48 min
Mar 12, 12:39 PM CSTTornado WarningJANClarke, Lauderdale51 min
Mar 12, 1:18 PM CSTTornado WarningJANKemper42 min
Mar 12, 1:32 PM CSTTornado WarningJANLauderdale28 min
Mar 12, 1:51 PM CSTTornado WarningJANNeshoba34 min
Mar 12, 2:59 PM CSTSevere Thunderstorm WarningJANKemper, Noxubee61 min
Mar 12, 2:59 PM CSTSevere Thunderstorm WarningJANJasper, Lauderdale, Newton61 min
Mar 12, 5:07 PM CSTTornado WarningJANJones, Wayne68 min

Nearby

Tornado Warnings in Mississippi, 1986Every tornado warning in 1986Tornadoes 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.