Alert archive / Mississippi / Tornado Warnings in 1990

Tornado Warning 26, NWS Jackson, MS

February 15, 1990Grenada County, Tallahatchie County, Mississippi

NWS Jackson, MS issued this tornado warning at Feb 15, 1990, 6:47 PM CST for Grenada County, Tallahatchie County, Mississippi. It was in force for 28 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 15, 1990, 6:47 PM CST (00:47 UTC)
Expired
Feb 15, 1990, 7:15 PM CST
In force
28 min
Issued by
NWS Jackson, MS
Area
Whole counties

Counties Grenada County, MS, Tallahatchie 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 15, 7:00 PM CSTThunderstorm Wind 0Tallahatchie, 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, 0.8 hours before the alert went out and 108 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 1990-02-16Temperature 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 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 00:00Z on 1990-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 square meters per square second.1939587897117136Sfc1 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
3583 m above ground
0-6 km bulk shear
86 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
74 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 KJAN 160047
TORJAN
MSC043-135-160115-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
647 PM CST THU FEB 15 1990
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  715 PM CST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTH CENTRAL MISSISSIPPI
          ...GRENADA
IN NORTHWEST MISSISSIPPI
          ...SOUTHEASTERN TALLAHATCHIE
 
AT 645 PM CST...A TORNADO WAS INDICATED NEAR MONEY MOVING NORTHEAST UP
INTO SOUTHWESTERN GRENADA AND EXTREME SOUTHEASTERN TALLAHATIE
COUNTIES. THIS IS A DANGEROUS STORM WITH A HISTORY OF SEVERE WEATHER.
MOVEMENT WAS NORTHEAST AT 45 MILES AN HOUR.
 
 
THIS IS A DANGEROUS STORM.  MOVE QUICKLY TO UzNDERGROUND SHELTER IF
AVAILABLE.  OTHERWISE...GO TO AN INTERIOR ROOM ON THE LOWEST FLOOR.
AVOID WINDOWS.  LEAVE CARS AND MOBILE HOMES FOR A STURDY BUILDING.
<

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, Feb 15, 5:45 PM CST, 1 hour 2 minutes before
MSZALL-160100-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
545 PM CST THU FEB 15 1990

...TORNADO WATCH NUMBER 39 REMAINS IN EFFECT FOR PORTIONS OF CENTRAL
AND SOUTHERN MISSISSIPPI UNTIL 1000 PM...

...TORNADO WATCH NUMBER 40 FOR NORTHERN MISSISSIPPI TILL MIDNIGHT...

AT 540 PM CST...LARGE AREAS OF RAIN CONTINUED OVER CENTRAL AND NORTWEST
MISSISSIPPI.  THERE WERE SCATTERED EMBEDDED THUNDERSTORMS WITHIN THESE
AREAS OF RAIN...AND THE STRONGEST STORM WAS MOVING ACROSS THE
MISSISSIPPI RIVER 10 MILES SOUTH OF GREENVILLE.

THERE HAVE BEEN NUMEROUS REPORTS OF FUNNEL CLOUDS FROM SOUTHERN SUN-
FLOWER COUNTY ACROSS LEFLORE COUNTY SINCE 5 PM.  THERE HAVE BEEN NO
KNOWN CONFIRMED TORNADOES IN THIS AREA AT THIS TIME.

MOVEMENT WAS NORTHEAST AT 45 MILES AN HOUR.
Special weather statement, Feb 15, 5:58 PM CST, 49 minutes before
MSZ009-012-ALZ008-013-160100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MERIDIAN MS
600 PM CST THU FEB 15 1990

...REVISED CREST FOR SOWASHEE CREEK IN MERIDIAN MISSSISSIPPI...

AT 600 PM CST SOWASHEE CREEK WAS AT 15.9 FEET UP ONE FOOT DURING THE
PAST HOUR.

DUE TO ADDITIONAL HEAVY RAINS SINCE THE LAST CREST FORECAST SOWASHEE
CREEK IS NOW FORECAST TO CREST BETWEEN 21 AND 22 FEET LATE TONIGHT
OR EARLY TOMMOROW MORNING. MORE HEAVY RAINFALL IS EXPECTED LATER
TONIGHT AND THIS COULD CAUSE THE CREEK TO CREST EVEN HIGHER.

SOWASHEE CREEK CRESTED AT 21.54 FEET ON JAN. 18 1987.
Local storm report, Feb 15, 6:13 PM CST, 34 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MERIDIAN MS
610 PM CST THU FEB 15 1990

LATE REPORT

310 PM CST...15 PECAN TREES DOWN AND AWNING BLOWEN OFF HOUSE 4 MILES
             SOUTH OF MERIDIAN.  LAU%DERDALE COUNTY.
Special weather statement, Feb 15, 6:22 PM CST, 25 minutes before
MSZALL-160100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
615 PM CST THU FEB 15 1990

...TORNADO WATCH NUMBER 39 REMAINS IN EFFECT FOR PORTIONS OF CENTRAL
AND SOUTHERN MISSISSIPPI UNTIL 1000 PM...

...TORNADO WATCH NUMBER 40 FOR NORTHERN MISSISSIPPI TILL MIDNIGHT...

AT 610 PM CST...LARGE AREAS OF RAIN CONTINUED OVER CENTRAL AND NORTHWEST
MISSISSIPPI.  THERE WERE SCATTERED EMBEDDED THUNDERSTORMS WITHIN THESE
AREAS OF RAIN...AND THE STRONGEST STORM WAS MOVING ACROSS SUNFLOWER
COUNTY APPROACHING RULEVILLE AND DODDSVILLE.  THIS STORM HAS BEEN
TORNADIC IN THE PAST...AND RADAR INDICATES IT MAY STILL BE TORNADIC.

THERE HAVE BEEN NUMEROUS REPORTS OF FUNNEL CLOUDS FROM SOUTHERN SUN-
FLOWER COUNTY ACROSS LEFLORE COUNTY SINCE 5 PM.  THERE HAVE BEEN NO
KNOWN CONFIRMED TORNADOES IN THIS AREA AT THIS TIME.  NICKEL SIZE
HAIL HAS BEEN REPORTED DURING THE PAST HALF HOUR IN STONEVILLE.

THE INDIVIDUAL STORMS CONTINUE MOVING NORTHEAST AROUND 45 MPH...BUT
THE LINE OF STORMS IN NORTHWEST MISSISSIPPI IS MOVING EAST AT 20 MPH.

THE RAIN AREA OVER CENTRAL MISSISSIPPI HAS BEEN SHRINKING AND BECOMING
LESS INTENSE.  HOWEVER...THERE ARE STILL EMBEDDED THUNDERSTORMS IN
THIS RAIN A<REA WHICH MAY PRODUCE LOCALLY HEAVY RAIN.  THIS AREA IS
MOVING NORTHEAST SLOWLY BUT IS DECREASING IN AREAL COVERAGE.
Special weather statement, Feb 15, 6:46 PM CST, 1 minute before
MSZALL-160100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
640 PM CST THU FEB 15 1990

...TORNADO WATCH NUMBER 39 REMAINS IN EFFECT FOR PORTIONS OF CENTRAL
AND SOUTHERN MISSISSIPPI UNTIL 1000 PM...

...TORNADO WATCH NUMBER 40 FOR NORTHERN MISSISSIPPI TILL MIDNIGHT...

AT 635 PM CST...A LINE OF STRONG THUNDERSTORMS WAS INDICATED ACROSS
NORTHWEST MISSISSIPPI FROM MAYERSVILLE TO BATESVILLE.  THIS LINE IS
MOVING EAST AROUND 20 MPH.

THE STRONGEST STORM WITHIN THIS LINE WAS MOVING ACROSS LEFLORE COUNTY
JUST NORTH OF GREENWOOD.  THIS STORM HAS HAD A TORNADIC HISTORY.  OTHER
STRONG STORMS WITHIN THIS LINE WERE INDICATED NEAR HOLLENDALE AND
NEAR DARNELL LOUISIANA.  THESE STORMS PROBABLY CONTAIN HAIL.

IN ADVANCE OF THIS LINE...STRONG WIND GUSTS ARE POSSIBLE.  THE STORMS
WILL ALSO PRODUCE HEAVY RAIN.

ELSEWHERE ACROSS MISSISIPPI...AN AREA OF RAIN AND EMBEDDED THUNDERSTORMS
WAS INDICATED ACROSS SOUTH CENTRAL AND EAST CENwTRAL MISSISSIPPI.  THIS
AREA HAS BEEN SHRINKING IN AREAL COVERAGE...BUT ISOLATED STRONG STORMS
WITHIN THIS AREA MAY PRODUCE LOCALLY HEAVY RAIN.  THE AREA IS DRIFTING
EAST.
Special weather statement, Feb 15, 6:47 PM CST, 0 minutes before
MSZALL-160100-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
640 PM CST THU FEB 15 1990

...TORNADO WATCH NUMBER 39 REMAINS IN EFFECT FOR PORTIONS OF CENTRAL
AND SOUTHERN MISSISSIPPI UNTIL 1000 PM...

...TORNADO WATCH NUMBER 40 FOR NORTHERN MISSISSIPPI TILL MIDNIGHT...

AT 635 PM CST...A LINE OF STRONG THUNDERSTORMS WAS INDICATED ACROSS
NORTHWEST MISSISSIPPI FROM MAYERSVILLE TO BATESVILLE.  THIS LINE IS
MOVING EAST AROUND 20 MPH.

THE STRONGEST STORM WITHIN THIS LINE WAS MOVING ACROSS LEFLORE COUNTY
JUST NORTH OF GREENWOOD.  THIS STORM HAS HAD A TORNADIC HISTORY.  OTHER
STRONG STORMS WITHIN THIS LINE WERE INDICATED NEAR HOLLENDALE AND
NEAR DARNELL LOUISIANA.  THESE STORMS PROBABLY CONTAIN HAIL.

IN ADVANCE OF THIS LINE...STRONG WIND GUSTS ARE POSSIBLE.  THE STORMS
WILL ALSO PRODUCE HEAVY RAIN.

ELSEWHERE ACROSS MISSISIPPI...AN AREA OF RAIN AND EMBEDDED THUNDERSTORMS
WAS INDICATED ACROSS SOUTH CEyNTRAL AND EAST CENTRAL MISSISSIPPI.  THIS
AREA HAS BEEN SHRINKING IN AREAL COVERAGE...BUT ISOLATED STRONG STORMS
WITHIN THIS AREA MAY PRODUCE LOCALLY HEAVY RAIN.  THE AREA IS DRIFTING
EAST.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 15, 6:05 PM CSTTornado WarningJANSunflower, Washington25 min
Feb 15, 6:24 PM CSTTornado WarningJANLeflore36 min
Feb 15, 6:49 PM CSTFlash Flood WarningJANNoxubee6 hr
Feb 15, 6:55 PM CSTFlash Flood WarningJANNeshoba6 hr
Feb 15, 6:58 PM CSTFlash Flood WarningJANKemper6 hr
Feb 15, 7:11 PM CSTTornado WarningJANYalobusha34 min
Feb 15, 7:14 PM CSTSevere Thunderstorm WarningJANIssaquena31 min
Feb 15, 7:28 PM CSTFlash Flood WarningJANNewton6 hr
Feb 15, 7:33 PM CSTSevere Thunderstorm WarningJANHumphreys, Sharkey27 min
Feb 15, 8:02 PM CSTSevere Thunderstorm WarningJANLeflore28 min
Feb 15, 8:40 PM CSTFlash Flood WarningJANLauderdale4 hr
Feb 15, 8:54 PM CSTSevere Thunderstorm WarningJANJones51 min
Feb 15, 10:04 PM CSTSevere Thunderstorm WarningJANClarke26 min
Feb 15, 10:12 PM CSTSevere Thunderstorm WarningJANJones48 min
Feb 15, 10:18 PM CSTSevere Thunderstorm WarningJANLauderdale27 min
Feb 15, 10:49 PM CSTSevere Thunderstorm WarningJANLauderdale26 min
Feb 15, 11:07 PM CSTSevere Thunderstorm WarningJANWayne53 min
Feb 16, 12:04 AM CSTSevere Thunderstorm WarningJANJasper26 min
Feb 16, 12:12 AM CSTSevere Thunderstorm WarningJANCovington33 min
Feb 16, 12:14 AM CSTSevere Thunderstorm WarningJANJones31 min
Feb 16, 12:29 AM CSTSevere Thunderstorm WarningJANJefferson Davis31 min
Feb 16, 12:30 AM CSTSevere Thunderstorm WarningJANJasper45 min
Feb 16, 12:37 AM CSTTornado WarningJANCovington, Jefferson Davis13 min
Feb 16, 12:52 AM CSTSevere Thunderstorm WarningJANClarke53 min
Feb 16, 5:05 AM CSTSevere Thunderstorm WarningJANLamar, Marion25 min

Nearby

Tornado Warnings in Mississippi, 1990Every tornado warning in 1990Tornadoes 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.