Alert archive / Texas / Tornado Warnings in 1998

Tornado Warning 33, NWS Lake Charles, LA

November 1, 1998Jasper County, Texas

NWS Lake Charles, LA issued this tornado warning at Nov 1, 1998, 3:42 PM CST for Jasper County, Texas. It was in force for 48 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: Nov 1, 1998, 3:42 PM CST (21:42 UTC)
Expired: Nov 1, 1998, 4:30 PM CST
In force: 48 min
Issued by: NWS Lake Charles, LA
Area: Whole counties

County Jasper County, TX

The radar

The Lake Charles radar (KLCH), 104 km from the middle of the area, began a volume at 21:44 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

Time	Report	Where	Remark
Nov 1, 3:45 PM CST	Thunderstorm Wind	Kirbyville, TX

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 nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 9.7 hours before the alert went out and 105 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: 43 J/kg
Mixed-layer CIN: -203 J/kg
Mixed-layer LCL: 686 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 65 m²/s²
0-3 km storm-relative helicity: 66 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 KLCH 012143
TORLCH
TXC241-012230-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
342 PM CST SUN NOV 1 1998

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

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

* UNTIL 430 PM CST

* AT 341 PM CST... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A TORNADO 20 MILES SOUTH OF JASPER OR 2 MILES SOUTHWEST OF
  KIRBYVILLE MOVING NORTHEAST AT 35 MPH.

* TORNADO WILL BE NEAR
  KIRBYVILLE BY 345 PM CST

THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY. GO TO A
SMALL INTERIOR ROOM ON THE LOWEST FLOOR. AVOID WINDOWS AND
DOORS. ABANDON CARS AND MOBILE HOMES FOR A STURDIER BUILDING
OR GET INTO A DITCH OR CULVERT.

K. KUYPER

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 1, 1:47 PM CST	Severe Thunderstorm Warning	LCH	Tyler	48 min
Nov 1, 3:13 PM CST	Severe Thunderstorm Warning	LCH	Tyler	47 min
Nov 1, 3:34 PM CST	Severe Thunderstorm Warning	LCH	Newton	51 min
Nov 1, 3:37 PM CST	Severe Thunderstorm Warning	LCH	Jasper	33 min
Nov 1, 4:02 PM CST	Tornado Warning	LCH	Newton	48 min

Nearby

Tornado Warnings in Texas, 1998 Every tornado warning in 1998 Tornadoes 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.