Alert archive / Texas / Tornado Warnings in 2001

Tornado Warning 13, NWS Lake Charles, LA

October 13, 2001Jasper County, Texas

NWS Lake Charles, LA issued this tornado warning at Oct 13, 2001, 4:55 AM CDT for Jasper County, Texas. It was in force for 35 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
Oct 13, 2001, 4:55 AM CDT (09:55 UTC)
Expired
Oct 13, 2001, 5:30 AM CDT
In force
35 min
Issued by
NWS Lake Charles, LA
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Jasper County, TX

The radar

The Ft Polk radar (KPOE), 101 km from the middle of the area, began a volume at 09:58 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Oct 13, 12:30 AM CDTTornado WatchSPC5 hr
Oct 13, 4:00 AM CDTTornado WatchSPC5 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 9.9 hours before the alert went out and 109 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, Lake Charles Mun, LA at 00:00Z on 2001-10-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2537 joules per kilogram.LCLEL10008507005003002001001 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, Lake Charles Mun, LA at 00:00Z on 2001-10-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 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
2537 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
640 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.9
Supercell composite
6.4

Open this sounding in Storm Lab

The text

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

698 
WFUS54 KLCH 130956
TORLCH
TXC241-131030-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
455 AM CDT SAT OCT 13 2001

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  JASPER COUNTY IN SOUTHEAST TEXAS

* UNTIL 530 AM CDT

* AT 453 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A DEVELOPING TORNADO BETWEEN ROGANVILLE AND MAGNOLIA SPRINGS...
  AND ANOTHER TORNADO 5 MILES WEST OF KIRBYVILLE. MOVEMENT WAS
  NORTHEAST AT 20 MPH.

* THIS TORNADIC STORM WILL BE NEAR...
  JASPER BY 505 AM CDT
  MAGNOLIA SPRINGS BY 510 AM CDT
  HOLLY SPRINGS BY 515 AM CDT

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

CALL 337-477-5285 TO REPORT SEVERE WEATHER TO THE WEATHER SERVICE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CDT SATURDAY MORNING
FOR WEST CENTRAL LOUISIANA AND SOUTHEAST TEXAS. A TORNADO WATCH ALSO
REMAINS IN EFFECT UNTIL 900 AM CDT SATURDAY MORNING FOR SOUTHWESTERN
LOUISIANA AND SOUTHEAST TEXAS.

LAT...LON 3083 9407 3070 9392 3078 9388 3104 9391

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 12, 7:38 PM CDTSevere Thunderstorm WarningLCHJasper52 min
Oct 13, 3:23 AM CDTTornado WarningLCHTyler22 min
Oct 13, 4:37 AM CDTSevere Thunderstorm WarningLCHHardin, Jasper, Newton53 min
Oct 13, 4:50 AM CDTSevere Thunderstorm WarningLCHJefferson, Orange55 min

Nearby

Tornado Warnings in Texas, 2001Every tornado warning in 2001Tornadoes 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; radar from the NEXRAD Level II archive.