Alert archive / Louisiana / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 132, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Jul 23, 2000, 4:58 AM CDT for Avoyelles Parish, Louisiana. It was in force for 62 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
- Jul 23, 2000, 4:58 AM CDT (09:58 UTC)
- Expired
- Jul 23, 2000, 6:00 AM CDT
- In force
- 62 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Avoyelles Parish, LA
The radar
The Ft Polk radar (KPOE), 93 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 23, 5:15 AM CDT | Thunderstorm Wind | Plaucheville, LA |
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 00:00Z, 10.0 hours before the alert went out and 156 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
- 2234 J/kg
- Mixed-layer CIN
- -54 J/kg
- Mixed-layer LCL
- 1539 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KLCH 230959 SVRLCH LAC009-231100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 458 AM CDT SUN JUL 23 2000 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... AVOYELLES PARISH IN CENTRAL LOUISIANA * UNTIL 600 AM CDT * AT 453 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 4 MILES NORTH OF BUNKIE..MOVING SOUTHEAST AT 35 MPH. * THIS STORM WILL BE NEAR... COTTONPORT...EVERGREEN BY 505 AM CDT MOREAUVILLE BY 510 AM CDT PLAUCHEVILLE BY 515 AM 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.
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 Jul 23, 3:35 AM CDT, 1 hour 23 minutes earlier.
Area forecast discussion, Jul 23, 3:35 AM CDT, 1 hour 23 minutes before
SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 335 AM CDT SUN JUL 23 2000 CURRENTLY...NEARLY STATIONARY SURFACE FRONT SEEMS TO BE RIGHT ALONG NORTHERN EDGE OF FORECAST AREA FROM KLFK-KESF-KHEZ. MEANWHILE... UPPER LEVEL RIDGE CONTINUES OVER SOUTHWEST US...WITH TROF FROM GREAT LAKES TO THE GULF COAST. THUNDERSTORMS HAVE DEVELOPED AHEAD OF THE SURFACE BOUNDARY IN EAST CENTRAL LOUISIANA AS VORT MAX APPROACHES FROM THE NORTHWEST. FORECAST PERIOD... TODAY AND TONIGHT...SURFACE FRONT WILL PUSH SOUTH REACHING THE MID PART OF THE FORECAST AREA (FROM HARDIN COUNTY TO SAINT LANDRY PARISH) BY LATE AFTERNOON AND TO THE COAST BY LATE NIGHT. AHEAD OF THE FRONT CONDITIONS WILL BE VERY MOIST AND UNSTABLE. SURFACE DEWPOINTS WILL BE IN THE MID TO UPPER 70S. FORECAST SOUNDINGS SUGGEST PRECIPITABLE WATER VALUES FROM 1.50 TO 1.80 INCHES...CAPE FROM 2500 TO 4000 J/KG AND LI FROM (-7) TO (-10)...WITH GREATEST INSTABILITY OVER THE EASTERN PORTION. VORT MAX ROTATING AROUND BASE OF UPPER LEVEL TROF SHOULD BE IN THE AREA BY LATE AFTERNOON ALONG WITH RIGHT REAR QUAD OF UPPER LEVEL JET. AREA UNDER SLIGHT RISK FOR SVR FROM SELS. WILL MENTION POSSIBILITY IN ZONES AND SEND OUT HAZARDOUS WEATHER OUTLOOK WITH THE BEST CHANCE FROM LATE AFTERNOON INTO EARLY EVENING. MONDAY...FRONT STALLS ALONG COAST. DRIER AIR IN THE MID AND UPPER LEVELS...WITH PW DROPPING TO LESS THAN 1 INCH AND MEAN RH LESS THAN 40 PERCENT...BEHIND THE FRONT OVER NORTHERN ZONES. WILL KEEP SLIGHT CHANCE OF POPS OVER SOUTHERN ZONES NEAR THE FRONT. TEMPS COOLER. EXTENDED...TUESDAY THROUGH THURSDAY... WILL NOT MAKE ANY CHANGES. KEEP CHANCE OF~ SHOWERS AND TEMPS CLOSE TO CLIMO. 7-RUA .LCH... LA...NONE. TX...OZONE ACTION DAY TODAY-BPT AREA...TXZ201-215-216 .PRELIM NUMBERS... BPT 96/73/92/70 3110 LCH 94/72/92/70 4310 LFT 93/72/91/70 5320 AEX 93/68/92/67 3100
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 2:25 AM CDT | Severe Thunderstorm Warning | LCH | Saint Landry | 65 min |
| Jul 23, 1:17 PM CDT | Severe Thunderstorm Warning | LCH | Beauregard | 58 min |
| Jul 23, 1:22 PM CDT | Severe Thunderstorm Warning | LCH | Calcasieu | 53 min |
| Jul 23, 1:57 PM CDT | Severe Thunderstorm Warning | LCH | Cameron | 63 min |
| Jul 23, 2:14 PM CDT | Severe Thunderstorm Warning | LCH | Calcasieu | 31 min |
| Jul 23, 2:47 PM CDT | Severe Thunderstorm Warning | LCH | Iberia, St. Mary | 58 min |
| Jul 23, 3:13 PM CDT | Severe Thunderstorm Warning | LCH | Cameron | 32 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 2000Every severe thunderstorm warning in 2000
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.