Alert archive / Mississippi / Tornado Warnings in 1999

Tornado Warning 100, NWS Memphis, TN

March 2, 1999Union County, Mississippi

NWS Memphis, TN issued this tornado warning at Mar 2, 1999, 3:59 PM CST for Union County, Mississippi. It was in force for 31 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
Mar 2, 1999, 3:59 PM CST (21:59 UTC)
Expired
Mar 2, 1999, 4:30 PM CST
In force
31 min
Issued by
NWS Memphis, TN
Area
Whole counties

County Union County, MS

What was reported inside it

TimeReportWhereRemark
Mar 2, 4:10 PM CSTHail 1.75Ingomar, 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
Mar 2, 2:45 PM CSTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 10.0 hours before the alert went out and 94 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 12:00Z on 1999-03-02Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 12:00Z on 1999-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1702 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
79 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 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 2, 10:58 AM CST, 5 hours 1 minute before
ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001>017-
020>024-TNZ001>004-019>021-048>054-088>092-030000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
1058 AM CST TUE MAR 2 1999

THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NATIONAL WEATHER
SERVICE OFFICE IN THE MEMPHIS TENNESSEE...INCLUDING WEST
TENNESSEE...NORTH MISSISSIPPI...EAST ARKANSAS AND THE MISSOURI
BOOTHEEL.

THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON
AND EARLY EVENING FOR NORTHWEST MISSISSIPPI AND SOUTHEAST ARKANSAS.
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND
EARLY EVENING FOR NORTHEAST ARKANSAS..THE MISSOURI BOOTHEEL..ALL OF
WEST TENNESSEE AND NORTHEAST MISSISSIPPI.

A LOW PRESSURE SYSTEM OVER THE MID MISSISSIPPI VALLEY WILL STRENGTHEN
AND MOVE EAST INTO THE OHIO VALLEY THIS EVENING. THE ASSOCIATED COLD
FRONT WHICH EXTENDS SOUTHWEST INTO ARKANSAS AND NORTH TEXAS WILL
MOVE EASTWARD AND REACH THE MISSISSIPPI RIVER BY EARLY THIS EVENING.
SOUTHERLY WINDS AHEAD OF THE FRONT WILL PULL MOIST..UNSTABLE AIR
NORTHWARD INTO THE REGION. SCATTERED SHOWERS AND THUNDERSTORMS WILL
DEVELOP OVER THE MID SOUTH LATER THIS AFTERNOON. SOME STORMS MAY
BE SEVERE ACROSS THE REGION.

THE MAIN THREAT FROM THESE THUNDERSTORMS WILL BE LARGE HAIL AND
DAMAGING STRAIGHT LINE WINDS. THE SEVERE WEATHER THREAT WILL END AS
THE COLD FRONT MOVES THROUGH.

STORM SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD BE
PREPARED FOR POSSIBLE ACTIVATION THIS AFTERNOON AND EARLY THIS
EVENING. MONITOR NOAA WEATHER RADIO...COMMERCIAL RADIO...TV AND
CABLE TELEVISION FOR THE LATEST INFORMATION ON THIS WEATHER
SITUATION.
Special weather statement, Mar 2, 10:58 AM CST, 5 hours 1 minute before
ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001>017-
020>024-TNZ001>004-019>021-048>054-088>092-030000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
1058 AM CST TUE MAR 2 1999

THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NATIONAL WEATHER
SERVICE OFFICE IN THE MEMPHIS TENNESSEE...INCLUDING WEST
TENNESSEE...NORTH MISSISSIPPI...EAST ARKANSAS AND THE MISSOURI
BOOTHEEL.

THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON
AND EARLY EVENING FOR NORTHWEST MISSISSIPPI AND SOUTHEAST ARKANSAS.
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND
EARLY EVENING FOR NORTHEAST ARKANSAS..THE MISSOURI BOOTHEEL..ALL OF
WEST TENNESSEE AND NORTHEAST MISSISSIPPI.

A LOW PRESSURE SYSTEM OVER THE MID MISSISSIPPI VALLEY WILL STRENGTHEN
AND MOVE EAST INTO THE OHIO VALLEY THIS EVENING. THE ASSOCIATED COLD
FRONT WHICH EXTENDS SOUTHWEST INTO ARKANSAS AND NORTH TEXAS WILL
MOVE EASTWARD AND REACH THE MISSISSIPPI RIVER BY EARLY THIS EVENING.
SOUTHERLY WINDS AHEAD OF THE FRONT WILL PULL MOIST..UNSTABLE AIR
NORTHWARD INTO THE REGION. SCATTERED SHOWERS AND THUNDERSTORMS WILL
DEVELOP OVER THE MID SOUTH LATER THIS AFTERNOON. SOME STORMS MAY
BE SEVERE ACROSS THE REGION.

THE MAIN THREAT FROM THESE THUNDERSTORMS WILL BE LARGE HAIL AND
DAMAGING STRAIGHT LINE WINDS. THE SEVERE WEATHER THREAT WILL END AS
THE COLD FRONT MOVES THROUGH.

STORM SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD BE
PREPARED FOR POSSIBLE ACTIVATION THIS AFTERNOON AND EARLY THIS
EVENING. MONITOR NOAA WEATHER RADIO...COMMERCIAL RADIO...TV AND
CABLE TELEVISION FOR THE LATEST INFORMATION ON THIS WEATHER
SITUATION.

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 2, 12:44 PM CSTSevere Thunderstorm WarningMEGQuitman36 min
Mar 2, 1:38 PM CSTSevere Thunderstorm WarningMEGPanola32 min
Mar 2, 2:35 PM CSTSevere Thunderstorm WarningMEGPanola35 min
Mar 2, 2:47 PM CSTSevere Thunderstorm WarningMEGLafayette33 min
Mar 2, 3:18 PM CSTSevere Thunderstorm WarningMEGLafayette47 min
Mar 2, 3:40 PM CSTSevere Thunderstorm WarningMEGPontotoc, Union50 min
Mar 2, 4:15 PM CSTSevere Thunderstorm WarningMEGPontotoc35 min
Mar 2, 4:23 PM CSTSevere Thunderstorm WarningMEGLee27 min
Mar 2, 4:44 PM CSTSevere Thunderstorm WarningMEGLafayette36 min
Mar 2, 4:47 PM CSTSevere Thunderstorm WarningMEGItawamba33 min
Mar 2, 5:06 PM CSTSevere Thunderstorm WarningMEGLee34 min
Mar 2, 5:13 PM CSTSevere Thunderstorm WarningMEGPontotoc47 min
Mar 2, 5:34 PM CSTSevere Thunderstorm WarningMEGYalobusha31 min
Mar 2, 5:40 PM CSTSevere Thunderstorm WarningMEGItawamba35 min
Mar 2, 3:11 PM CSTSevere Thunderstorm WarningMEGFayette44 min
Mar 2, 3:16 PM CSTSevere Thunderstorm WarningMEGCrockett, Haywood49 min
Mar 2, 3:16 PM CSTSevere Thunderstorm WarningMEGTipton49 min
Mar 2, 3:57 PM CSTSevere Thunderstorm WarningMEGFayette33 min
Mar 2, 4:00 PM CSTSevere Thunderstorm WarningMEGHardeman65 min
Mar 2, 4:06 PM CSTSevere Thunderstorm WarningMEGWeakley49 min

Nearby

Tornado Warnings in Mississippi, 1999Every tornado warning in 1999Tornadoes in 1999

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.