Alert archive / Texas / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 110, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Sep 20, 2001, 4:05 PM CDT for Newton County, Texas. It was in force for 55 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
- Sep 20, 2001, 4:05 PM CDT (21:05 UTC)
- Expired
- Sep 20, 2001, 5:00 PM CDT
- In force
- 55 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Newton County, TX
The radar
The Ft Polk radar (KPOE), 83 km from the middle of the area, began a volume at 21:08 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 nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 9.1 hours before the alert went out and 102 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.
- Mixed-layer CAPE
- 3591 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 615 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 20 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
002 WUUS54 KLCH 202106 SVRLCH TXC351-202200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA ISSUED BY HOUSTON/GALVESTON TX 405 PM CDT THU SEP 20 2001 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NEWTON COUNTY IN SOUTHEAST TEXAS * UNTIL 500 PM CDT * AT 359 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES NORTH OF NEWTON...MOVING SOUTHEAST AT 5 TO 10 MPH. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. STAY AWAY FROM WINDOWS PLEASE REPORT SEVERE WEATHER TO THE COUNTY SHERIFF...LOCAL POLICE... OR DEPARTMENT OF PUBLIC SAFETY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE. LAT...LON 3073 9385 3071 9370 3114 9368 3112 9384
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Lake Charles, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 20, 2:20 PM CDT, 1 hour 45 minutes earlier.
Area forecast discussion, Sep 20, 2:20 PM CDT, 1 hour 45 minutes before
SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 220 PM CDT THU SEP 20 2001 HIGH PRESSURE WILL PREVAIL ACROSS THE FCST AREA FOR THE NEXT FEW DAYS...LIGHT NORTHERLY WINDS WILL CONTINUE TO ADVECT CONTINENTAL AIR. SEE PROBLEMS FOR THE WEEKEND. A DEEP TROUGH IN THE WESTERLIES WILL EJECT SEVERAL SHORT-WAVES ACROSS LOUISIANA. THE ATTENDANT QUASI -GEOSTROPHIC LIFT WILL ENCOURAGE THUNDERSTORMS IN THE DESTABILIZING PRE-FRONTAL AIR. A RATHER ROBUST COLD FRONT WILL SPILL ACROSS THE ENTIRE STATE OF LOUISIANA BY EARLY MONDAY MORNING. CURRENTLY I AM WORKING OFFSITE AT THE HOUSTON FORCAST OFFICE...WHILE THE LAKE CHARLES AWIPS COMPUTER RECEIVES AN UPGRADE. A SPECIAL THANKS TO THE HOUSTON PERSONNEL FOR THEIR GRACIOUS HOSPITALITY. .PRELIMINARY NUMBERS... AEX 72/92/71/89/70/87/66 01114232 BPT 74/91/73/88/72/88/68 01014232 LCH 73/92/73/88/72/88/68 01014232 LFT 72/92/72/90/72/90/68 01012224 .LCH...NONE. TRARES
Nearby
Severe Thunderstorm Warnings in Texas, 2001Every severe thunderstorm warning 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.