Alert archive / Mississippi / Tornado Warnings in 1998

Tornado Warning 6, NWS Jackson, MS

February 10, 1998Carroll County, Grenada County, Mississippi

NWS Jackson, MS issued this tornado warning at Feb 10, 1998, 6:58 PM CST for Carroll County, Grenada County, Mississippi. It was in force for 32 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 10, 1998, 6:58 PM CST (00:58 UTC)
Expired
Feb 10, 1998, 7:30 PM CST
In force
32 min
Issued by
NWS Jackson, MS
Area
Whole counties

Counties Carroll County, MS, Grenada County, MS

The radar

The Columbus AFB radar (KGWX), 145 km from the middle of the area, began a volume at 01:00 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Feb 10, 7:24 PM CSTHail 1Grenada, 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Feb 10, 5:00 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 1.0 hours before the alert went out and 136 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 1998-02-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 1998-02-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 285 square meters per square second.1939587897117Sfc1 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
3 J/kg
Mixed-layer CIN
-120 J/kg
Mixed-layer LCL
531 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
285 m²/s²
0-3 km storm-relative helicity
372 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

976 
WFUS1 KJAN 110057 RRA
TORJAN
MSC015-043-110130-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
658 PM CST TUE FEB 10 1998
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  730 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL MISSISSIPPI
 
   ...WESTERN CARROLL COUNTY
 
IN NORTH CENTRAL MISSISSIPPI
 
   ...WESTERN GRENADA COUNTY
 
AT 658 PM DOPPLER RADAR INDICATED A TORNADIC THUNDERSTORM NEAR
GREENWOOD. THIS STORM WAS MOVING NORTHEAST AT 65 MPH. ON THIS PATH THIS
STORM WILL PASS ALONG STATE ROAD 7 NEAR AVALON...LEFLORE...AND HOLCOMB.
 
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.
<
67

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 10, 3:35 PM CST, 3 hours 23 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ001>067-072>076-078-079-
110530-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
335 PM CST TUE FEB 10 1998

...OUTBREAK OF SEVERE THUNDERSTORMS PRODUCING DAMAGING WINDS AND POSSIBLE
TORNADOES TONIGHT...

...A HIGH RISK OF SEVERE THUNDERSTORMS PRODUCING TORNADOES EXISTS OVER
PARTS OF NORTHEAST LOUISIANA...CENTRAL AND SOUTH MISSISSIPPI TONIGHT...

...WIND ADVISORY IN EFFECT FOR AREA LAKES THROUGH TONIGHT...

A VERY STRONG COLD FRONT IS NOW RACING ACROSS CENTRAL LOUISIANA. A LINE
OF SEVERE THUNDERSTORMS EXTENDING FROM NEAR MONROE TO ALEXANDRIA TO BATON
ROUGE IN LOUISIANA HAS PRODUCED SURFACE WIND GUSTS OF UP TO 100 MPH WITH
NUMEROUS REPORTS OF WIND DAMAGE. THIS LINE WILL MOVE INTO NORTHEAST
LOUISIANA AND SOUTHEAST ARKANSAS BY LATE AFTERNOON AND SWEEP ACROSS
MISSISSIPPI THROUGH EARLY TO LATE EVENING.

A WIND ADVISORY IS IN EFFECT FOR SOUTHEAST ARKANSAS...NORTHEAST LOUISIANA
AND MISSISSIPPI TONIGHT. THE COLD FRONT OVER THE LOWER MISSISSIPPI VALLEY
WILL CONTINUE TO STRENGTHEN THIS EVENING AS SOUTHERLY SURFACE WINDS
INCREASE OVER THE DEEP SOUTH TO BETWEEN 20 AND 30 MPH WITH HIGHER GUSTS
THROUGH TONIGHT. BOATERS ARE DISCOURAGED FROM VENTURING ONTO AREA LAKES
TONIGHT AS WATERS WILL BE UNSETTLED AND CHOPPY.

PEOPLE IN SOUTHEAST ARKANSAS...NORTHEAST LOUISIANA AND MISSISSIPPI SHOULD
STAY AWARE OF THIS DEVELOPING SEVERE WEATHER THREAT THROUGH TONIGHT. STAY
TUNED TO NOAA WEATHER RADIO...EMERGENCY MANAGEMENT OFFICIALS...THE LOCAL
NEWS MEDIA...TELEVISION OR CABLE T.V. FOR FURTHER UPDATES AND STATEMENTS.
Special weather statement, Feb 10, 3:35 PM CST, 3 hours 23 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ001>067-072>076-078-079-
110530-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
335 PM CST TUE FEB 10 1998

...OUTBREAK OF SEVERE THUNDERSTORMS PRODUCING DAMAGING WINDS AND POSSIBLE
TORNADOES TONIGHT...

...A HIGH RISK OF SEVERE THUNDERSTORMS PRODUCING TORNADOES EXISTS OVER
PARTS OF NORTHEAST LOUISIANA...CENTRAL AND SOUTH MISSISSIPPI TONIGHT...

...WIND ADVISORY IN EFFECT FOR AREA LAKES THROUGH TONIGHT...

A VERY STRONG COLD FRONT IS NOW RACING ACROSS CENTRAL LOUISIANA. A LINE
OF SEVERE THUNDERSTORMS EXTENDING FROM NEAR MONROE TO ALEXANDRIA TO BATON
ROUGE IN LOUISIANA HAS PRODUCED SURFACE WIND GUSTS OF UP TO 100 MPH WITH
NUMEROUS REPORTS OF WIND DAMAGE. THIS LINE WILL MOVE INTO NORTHEAST
LOUISIANA AND SOUTHEAST ARKANSAS BY LATE AFTERNOON AND SWEEP ACROSS
MISSISSIPPI THROUGH EARLY TO LATE EVENING.

A WIND ADVISORY IS IN EFFECT FOR SOUTHEAST ARKANSAS...NORTHEAST LOUISIANA
AND MISSISSIPPI TONIGHT. THE COLD FRONT OVER THE LOWER MISSISSIPPI VALLEY
WILL CONTINUE TO STRENGTHEN THIS EVENING AS SOUTHERLY SURFACE WINDS
INCREASE OVER THE DEEP SOUTH TO BETWEEN 20 AND 30 MPH WITH HIGHER GUSTS
THROUGH TONIGHT. BOATERS ARE DISCOURAGED FROM VENTURING ONTO AREA LAKES
TONIGHT AS WATERS WILL BE UNSETTLED AND CHOPPY.

PEOPLE IN SOUTHEAST ARKANSAS...NORTHEAST LOUISIANA AND MISSISSIPPI SHOULD
STAY AWARE OF THIS DEVELOPING SEVERE WEATHER THREAT THROUGH TONIGHT. STAY
TUNED TO NOAA WEATHER RADIO...EMERGENCY MANAGEMENT OFFICIALS...THE LOCAL
NEWS MEDIA...TELEVISION OR CABLE T.V. FOR FURTHER UPDATES AND STATEMENTS.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 10, 6:03 PM CSTTornado WarningJANSharkey, Yazoo42 min
Feb 10, 6:09 PM CSTSevere Thunderstorm WarningJANCopiah, Hinds66 min
Feb 10, 6:09 PM CSTSevere Thunderstorm WarningJANFranklin66 min
Feb 10, 6:09 PM CSTSevere Thunderstorm WarningJANHumphreys, Sunflower66 min
Feb 10, 6:09 PM CSTSevere Thunderstorm WarningJANMadison66 min
Feb 10, 6:28 PM CSTSevere Thunderstorm WarningJANHolmes, Leflore47 min
Feb 10, 6:37 PM CSTTornado WarningJANLeflore38 min
Feb 10, 6:45 PM CSTSevere Thunderstorm WarningJANYazoo45 min
Feb 10, 7:09 PM CSTSevere Thunderstorm WarningJANHolmes66 min
Feb 10, 7:09 PM CSTSevere Thunderstorm WarningJANHinds, Madison, Rankin66 min
Feb 10, 7:09 PM CSTSevere Thunderstorm WarningJANCopiah66 min
Feb 10, 7:30 PM CSTSevere Thunderstorm WarningJANCarroll, Grenada, Montgomery45 min
Feb 10, 7:30 PM CSTSevere Thunderstorm WarningJANAttala45 min
Feb 10, 8:07 PM CSTSevere Thunderstorm WarningJANSimpson38 min
Feb 10, 8:15 PM CSTSevere Thunderstorm WarningJANChoctaw, Webster45 min
Feb 10, 8:15 PM CSTSevere Thunderstorm WarningJANAttala45 min
Feb 10, 8:25 PM CSTSevere Thunderstorm WarningJANLeake, Scott50 min
Feb 10, 8:25 PM CSTSevere Thunderstorm WarningJANRankin50 min
Feb 10, 8:39 PM CSTSevere Thunderstorm WarningJANLawrence, Lincoln36 min
Feb 10, 8:57 PM CSTSevere Thunderstorm WarningJANChoctaw, Neshoba, Oktibbeha, Winston63 min
Feb 10, 8:57 PM CSTSevere Thunderstorm WarningJANWebster63 min
Feb 10, 9:26 PM CSTSevere Thunderstorm WarningJANMarion34 min
Feb 10, 9:36 PM CSTSevere Thunderstorm WarningJANCovington, Jefferson Davis54 min
Feb 10, 9:45 PM CSTSevere Thunderstorm WarningJANForrest, Lamar45 min
Feb 10, 9:58 PM CSTSevere Thunderstorm WarningJANJasper, Newton47 min
Feb 10, 10:04 PM CSTSevere Thunderstorm WarningJANJones41 min
Feb 10, 10:22 PM CSTTornado WarningJANJasper, Jones38 min
Feb 10, 10:50 PM CSTSevere Thunderstorm WarningJANClarke, Lauderdale40 min

Nearby

Tornado Warnings in Mississippi, 1998Every tornado warning in 1998Tornadoes in 1998

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; radar from the NEXRAD Level II archive.