Alert archive / Louisiana / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 152, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Oct 24, 2001, 9:17 PM CDT for Vernon Parish, Louisiana. It was in force for 58 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 24, 2001, 9:17 PM CDT (02:17 UTC)
- Expired
- Oct 24, 2001, 10:15 PM CDT
- In force
- 58 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Vernon Parish, LA
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 00:00Z, 2.3 hours before the alert went out and 111 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
- 2497 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 648 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 107 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.8
The text
As transmitted, in the capitals the NWS used until 2016.
615 WUUS54 KLCH 250219 SVRLCH LAC115-250315- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 917 PM CDT WED OCT 24 2001 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... VERNON PARISH IN WEST CENTRAL LOUISIANA * UNTIL 1015 PM CDT * AT 913 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 2 MILES EAST OF LEESVILLE...MOVING SOUTHEAST AT 25 MPH. * THIS STORM WILL BE NEAR... FORT POLK BY 930 PM CDT. SEVERE THUNDERSTORMS PRODUCE WINDS IN EXCESS OF 60 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING AND TORRENTIAL RAIN. CALL 337-477-5285 TO REPORT SEVERE WEATHER TO THE WEATHER SERVICE. LAT...LON 3125 9328 3110 9338 3091 9304 3108 9283
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 Oct 24, 9:15 PM CDT, 2 minutes earlier.
Area forecast discussion, Oct 24, 9:15 PM CDT, 2 minutes before
SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 915 PM CDT WED OCT 24 2001 COLD FRONT PUSHING INTO THE FORECAST AREA THIS EVENING WITH A THIN BROKEN LINE OF SHOWERS AND THUNDERSTORMS ASSOCIATED WITH IT. CURRENTLY FRONT IS LOCATED FROM JUST NORTH OF A LUMBERTON TO KIRBYVILLE TO LEESVILLE LINE MOVING SOUTHEAST AT 25 KNOTS. AT THIS RATE...FRONT WILL ENTER BEAUMONT AND ALEXANDRIA AREAS WITHIN THE HOUR...LAKE CHARLES NEAR 04Z (11 PM)...LAFAYETTE AROUND 06Z (1 AM) AND OUT OF THE FORECAST AREA (ST. MARY PARISH) AROUND 09Z (4 AM.) 25/00Z UPPER AIR SOUNDING SHOWS VERY SHALLOW MOIST LAYER UNDER H85. HOWEVER...LIFT PROVIDED BY STRONG CLASH IN AIRMASS (DEWPOINTS IN THE MID 70S OVER THE FORECAST AREA COMPARED TO LOWER TO MID 50S BEHIND THE FRONT) AND INSTABILITY WITH CAPES OVER 2500 J/KG WILL BE ENOUGH TO SUSTAIN SHOWERS AND THUNDERSTORMS. WITH VERY DRY AIR IN THE MID LEVELS GOOD SEE SOME OF THE STORMS PULSE TO NEAR SEVERE LIMITS...ESPECIALLY IN THE VERNON/RAPIDES PARISH AREAS. WILL UP POPS...ESPECIALLY IN CENTRAL LOUISIANA WHERE LINE IS A LITTLE MORE SOLID. DRY AIR...COOLER TEMPS AND CLEAR SKIES MOVE IN QUICKLY AFTER FRONTAL PASSAGE. ZONE UPDATE SHORTLY. 7-RUA .LCH...SMALL CRAFT ADVISORY TONIGHT...ATCHAFALAYA RIVER TO HIGH ISLAND OUT 60 NAUTICAL MILES...GMZ450-455-470-475... .UPDATED NUMBERS... AEX 53/76/43/74/41/72/40 4000000 BPT 57/78/48/76/44/75/42 2000000 LCH 58/78/48/76/44/75/42 2000000 LFT 60/78/48/76/44/75/42 3000000
Nearby
Severe Thunderstorm Warnings in Louisiana, 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.