Alert archive / Mississippi / Tornado Warnings in 2001

Tornado Warning 3, NWS New Orleans, LA

January 29, 2001Walthall County, Mississippi

NWS New Orleans, LA issued this tornado warning at Jan 29, 2001, 12:02 PM CST for Walthall County, Mississippi. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Jan 29, 2001, 12:02 PM CST (18:02 UTC)
Expired: Jan 29, 2001, 12:30 PM CST
In force: 28 min
Issued by: NWS New Orleans, LA
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Walthall County, MS

The watch it was issued in

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

Issued	Product	Office	Lasted
Jan 29, 11:30 AM CST	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 6.0 hours before the alert went out and 103 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 26 J/kg
Mixed-layer CIN: -55 J/kg
Mixed-layer LCL: 600 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 268 m²/s²
0-3 km storm-relative helicity: 337 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.

000 
WFUS54 KLIX 291803
TORNEW
MSC147-291830-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
ISSUED BY JACKSON MS
1202 PM CST MON JAN 29 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* TORNADO WARNING FOR...
  WALTHALL COUNTY IN MISSISSIPPI

* UNTIL 1230 PM CST

* AT 1202 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 5 MILES SOUTH OF TYLERTOWN...OR ABOUT 13 MILES NORTH OF
  FRANKLINTGON...MOVING EAST AT 45 MPH.

A TORNADO MAY FORM AT ANY TIME - TAKE COVER NOW! ABANDON MOBILE HOMES
AND VEHICLES FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS.

LAT...LON 3107 9033 3101 9018 3105 8996 3121 9004

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 29, 11:02 AM CST	Severe Thunderstorm Warning	LIX	Pike	58 min
Jan 29, 11:02 AM CST	Severe Thunderstorm Warning	LIX	Amite	58 min
Jan 29, 11:43 AM CST	Tornado Warning	LIX	Pike	32 min
Jan 29, 11:44 AM CST	Severe Thunderstorm Warning	LIX	Walthall	61 min
Jan 29, 12:35 PM CST	Severe Thunderstorm Warning	LIX	Pearl River	55 min
Jan 29, 12:35 PM CST	Severe Thunderstorm Warning	LIX	Hancock	55 min
Jan 29, 2:18 PM CST	Severe Thunderstorm Warning	LIX	Hancock, Harrison	42 min

Nearby

Tornado Warnings in Mississippi, 2001 Every tornado warning in 2001 Tornadoes in 2001

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.