Alert archive / Mississippi / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 7, NWS Memphis, TN

February 9, 1990Chickasaw County, Lee County, Pontotoc County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Feb 9, 1990, 8:30 PM CST for Chickasaw County, Lee County, Pontotoc County, Mississippi. It was in force for 45 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
Feb 9, 1990, 8:30 PM CST (02:30 UTC)
Expired
Feb 9, 1990, 9:15 PM CST
In force
45 min
Issued by
NWS Memphis, TN
Area
Whole counties

Counties Chickasaw County, MS, Lee County, MS, Pontotoc County, MS

The radar

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

What was reported inside it

TimeReportWhereRemark
Feb 9, 8:35 PM CSTThunderstorm Wind 0Lee, 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

Little Rock, AR (KLZK), launched 00:00Z, 2.5 hours before the alert went out and 124 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, Little Rock, AR at 00:00Z on 1990-02-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 00:00Z on 1990-02-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -146 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3598 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
-146 m²/s²
0-3 km storm-relative helicity
198 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUP 100235
SVRTUP
MSC017-081-115-100315-

BULLETIN IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TUPELO MS
830  PM CST FRI FEB  9 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 915 PM CST  FOR THE FOLLOWING COUNTIES IN NORTHEAST
MISSISSIPPI...CHICKASAW...PONTOTOC...LEE

AT 825 PM CST...NATIONAL WEATHER SERVICE RADAR WAS INDICATING A VERY
STRONG THUNDERSTORM OVER SOUTHEASTERN PONTOTOC COUNTY AND           
NORTHEASTERN CHICKASAW COUNTY.

REMEMBER THAT SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE 
TORNADOES...SO BE ON THE LOOKOUT.

A SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING WIND SPEEDS OF 58 MILES
AN HOUR OR HIGHER...DIME SIZED HAIL OR LARGER AND DANGEROUS
LIGHTNING. YOU SHOULD BE PREPARED TO TAKE QUICK ACTION IF THREATENING
WEATHER APPROCHES.

REMEMBER THAT SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOE$S...SO BE ON THE LOOKOUT AND BE PREPARED TO SEEK A SAFE
SHELTER IF IT SHOULD BECOME NECESSARY.

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

Special weather statement, Feb 9, 5:28 PM CST, 3 hours 2 minutes before
MSZ001-004-005-007-100030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
530  PM CST FRI FEB  9 1990

   ...TORNADO WATCH NUMBER 21 REMAINS IN EFFECT UNTIL 9 PM THIS
      EVENING...

AT 515 PM CST...TUPELO NATIONAL WEATHER SERVICE RADAR WAS INDICATING
A NARROW BAND OF THUNDERSTORM AND RAINSHOWER ACTIVITY FRON EXTREME
NORTHEAST MISSISSIPPI EXTENDING TO THE SOUTHWEST TO GREENVILLE
MISSISSIPPI.

RADAR WAS ALSO INDICATING ANOTHER RATHER LARGE AREA FROM CLARKSDALE
MISSISSIPPI AND NORTHEAST ARKANSAS EXTENDING ACROSS EXTREME
NORTHWEST AND NORTH CENTRAL MISSISSIPPI INTO SOUTHWEST TENNESSEE.

STRONGEST THUNDERSTORMS WERE LOCATED OVER NORTHWEST ITAWAMBA COUNTY
IN NORTHEAST MISSISSIPPI AND ALSO FROM NORTHERN MARSHALL COUNTY
EXTENDING TO THE NORTHEAST TO BOLIVAR TENNESSEE.

THE INDIVIDUAL THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 45
MILES AN HOUR WHILE THE WHOLE AREA OF THUNDERSTORM ACTIVITY WAS
MOVING TO THE EAST AT 35 MILES AN HOUR.

THESE THUNDERSTORMS HAVE THE POTENTAIL OF PRODUCING LOCALLY HEAVY
RAINS...OCCASIONAL LIGHTNING AND GUSTY WINDS.

ANYONE LIVING IN THE AREA OF THESE- THUNDERSTORMS SHOULD REMAIN
WEATHER ALERT IN CASE THREATENING WEATHER APPROACHES.

MORE STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.
Special weather statement, Feb 9, 5:33 PM CST, 2 hours 57 minutes before
ARZ012-014-TNZ014-015-100100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE  MEMPHIS TN
530 PM CST FRI FEB 9 1990

   ... TORNADO WATCH FOR EXTREME WEST TENNESSEE COUNTIES ...

THE INITIAL LINE OF THUNDERSTORMS HAS PASSED THROUGH THE WESTERN MOST
COUNTIES OF WEST TENNESSEE.  AS A RESULT...THE FOLLOWING TENNESSEE
COUNTIES ARE NO LONGER IN THE TORNADO WATCH ...

    DYER ... LAUDERDALE ... SHELBY ... TIPTON

AT 530 PM...THE STRONGEST STORMS WERE LOCATED FROM EAST OF MEMPHIS
INTO MISSISSIPPI NEAR CLARKSDALE.  THE LINE CONTINUES MOVING TO
THE SOUTHEAST AT 25 MILES AN HOUR.

RAIN AND THUNDERSTORMS CAN BE EXPECTED TO CONTINUE OVER EAST ARKANSAS
AND WEST TENNESSEE THROUGH THE EVENING HOURS WITH LIGHT RAIN CONTINUING
AFTER MIDNIGHT.

STAY TUNED FOR LATER STATEMENTS CONCERNING THIS STORM SYSTEM.
Special weather statement, Feb 9, 6:09 PM CST, 2 hours 21 minutes before
MSZ001-004-TNZ014-015-100200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE  MEMPHIS TN
610 PM CST FRI FEB 9 1990

   ... TORNADO WATCH CANCELLED FOR WEST TENNESSEE AND PART OF
           NORTH MISSISSIPPI ...

THUNDERSTORMS CONTINUED TO WEAKEN THROUGH WEST TENNESSEE AND EXTREME
NORTHWEST MISSISSIPPI AT 610 PM.  ALTHOUGH LIGHT RAIN AND A FEW
THUNDERSTORMS WILL CONTINUE DURING THE NIGHT...THE THREAT OF SEVERE
WEATHER FROM THESE THUNDERSTORMS HAS ENDED.

ALL COUNTIES IN WEST TENNESSEE HAVE BEEN CLEARED FROM TORNADO WATCH
NUMBER 21.

IN NORTH MISSISSIPPI...THE FOLLOWING COUNTIES HAVE BEEN CLEARED
FROM TORNADO WATCH NUMBER 21 ...

  BENTON ... DESOTO ... MARSHALL ... TATE ... TUNICA

AGAIN...WITH THUNDERSTORMS WEAKENING...TORNADO WATCH NUMBER 21 HAS
BEEN CANCELLED FOR ALL OF WEST TENNESSEE AND EXTREME NORTHWESTERN
MISSISSIPPI.

STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFORMATION.
Special weather statement, Feb 9, 7:13 PM CST, 1 hour 17 minutes before
MSZ001-004-005-007-100210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
700  PM CST FRI FEB  9 1990

   ...TORNADO WATCH NO.23 IN EFFECT UNTIL MIDNIGHT TONIGHT...

AT 655 PM CST...TUPELO NATIONAL WEATHER SERVICE RADAR WAS INDICATING
A RATHER LARGE AREA OF THUNDERSTORM AND RAINSHOWER ACTIVITY FROM
SAVANAH TENNESSEE XTENDING TO THE SOUTHWEST OVER NORTHEAST
MISSISSIPPI AND FROM NEW ALBANY MISSISSIPPI TO GRENADA MISSISSIPPI.

THESE THNDERSTORMS WERE MOVNG TO THE NORTHEAST AT 45 MILES A HOUR.

THESE THUNDERSTORMS HAVE THE POTENTIAL OF PRODUCING LOCAALY HEAVY               RAINRAINS...OCCASIONAL DANGEROUS LIGHTNING...STRONG GUSTY WINDS AND
SMALL HAIL.

ANYONE LIVING IN OR NEAR THE PATH OF THESE THUNDERTORMS SHOULD
REMAIN WEATHER ALERT AND TAKE PROPER PRECAUTIONS SHOULD THREATENING
WEATHER APPROACH.

MORE STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.
Local storm report, Feb 9, 7:36 PM CST, 54 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  MEMPHIS TN
730 PM CST FRI FEB 9 1990

ALL TIMES: CENTRAL STANDARD

SEVERE THUNDERSTORM WATCH #19 AND TORNADO WATCH #21 IN EFFECT DURING
SEVERE WEATHER.

 215 PM...NEAR WEINER, AR (POINSETT CO.) - MARBLE SIZE HAIL AND HIGH
          WINDS REPORTED BY POINSETT CO. SHERIFF`S DEPARTMENT.

 240 PM...NEAR MCCORMICK, AR (POINSETT CO.) - DAMAGE TO GRAIN BINS
          NEAR COUNTY ROAD #51.

 250 PM...I-55 NORTH OF OSCEOLA, AR (MISSISSIPPI CO.) - LARGE TRUCK
          AND MOTOR HOME OVERTURNED WITH INJURIES...REPORTED BY
          JONESBORO AR STATE HIGHWAY PATROL.

 315 PM...NEAR OSCEOLA, AR (MISSISSIPPI CO.) - 2 LARGE FUNNEL CLOUDS
          ALONG WITH PEA SIZE HAIL. REPORT OF HOUSE TRAILER DAMAGED.
          REPORT FROM JONESBORO AR STATE HIGHWAY PATROL.

 336 PM...ASHPORT, TN (LAUDERDALE CO.) - TORNADO REPORTED BY
          LAUDERDALE CO. CIVIL DEFENSE. DAMAGE TO HOMES...EXTENT
          UNKNOWN.
Special weather statement, Feb 9, 8:12 PM CST, 18 minutes before
MSZ004-005-007-100305-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
810 PM CST FRI FEB  9 1990

   ...TORNADO WATCH NO.23 REMAINS IN EFFECT UNTIL MIDNIGHT...

AT 800 PM CST...TUPELO NATIONAL WEATHER SERVICE RADAR WS INDICATING A
 RATHER LARGE AREA OF THUNDERSTORM AND LIGHT RAIN ACTIVITY OVER MUCH
OF NORTH MISSISSIPPI.

THE STRONGEST THUNDERSTORMS WERE LOCATED OVER EASTERN CALHOUN COUNTY
AND SOUTHWESTERN PONTOTOC COUNTY IN NORTHEAST MISSISSIPPI.

THESE THUNDERSTORMS WERE MOVING TO THE EAST NORTHEAST AT 45 MILES AN
HOUR.

THESE THUNDERSTORMS HAVE THE POTENTIAL OF PRODUCING STRONG DAMAGING             WINDS...LOCALLY HEAVY RAIN...FREQUENT DANGEROUS LIGHTNING AND SMALL
HAIL.

ANYONE LIVING IN OR NEAR THE PATH OF THESE THUNDERSTORMS SHOULD
BECOME WEATHER ALERT AND TAKE PRECAUTIONARY MEASURES TO INSURE YOUR
SAFETY.

MORE STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.

Nearby

Severe Thunderstorm Warnings in Mississippi, 1990Every severe thunderstorm warning in 1990

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.