Alert archive / Louisiana / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 116, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Sep 21, 2001, 2:09 PM CDT for Vernon Parish, Louisiana. It was in force for 66 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 21, 2001, 2:09 PM CDT (19:09 UTC)
- Expired
- Sep 21, 2001, 3:15 PM CDT
- In force
- 66 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Vernon Parish, LA
The radar
The Ft Polk radar (KPOE), 15 km from the middle of the area, began a volume at 19:19 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, 7.2 hours before the alert went out and 123 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
- 2390 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 749 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 22 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
606 WUUS54 KLCH 211911 SVRLCH LAC115-212015- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 209 PM CDT FRI SEP 21 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... VERNON PARISH IN WEST CENTRAL LOUISIANA * UNTIL 315 PM CDT * AT 205 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 9 MILES NORTHEAST OF LEESVILLE MOVING SOUTHEAST AT 10 MPH. * THIS STORM WILL BE NEAR... SLAGLE BY 240 PM CDT SIMPSON BY 245 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 3133 9323 3116 9326 3101 9297 3130 9288
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 21, 10:45 AM CDT, 3 hours 24 minutes earlier.
Area forecast discussion, Sep 21, 10:45 AM CDT, 3 hours 24 minutes before
SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 1045 AM CDT FRI SEP 21 2001 WEAK UPR LVL RDG OVR THE AREA THIS MRNG IS HELPING TO BRING SUNNY SKIES AND TEMPS IN THE LOWER 80S. STORMS OVR THE CSTL WTRS FM GLS TO SOUTH OF SABINE PASS. A LN OF SHWRS/TSTMS IS DVLPG OVR NE TX AND NW LA THIS AM...THESE STORMS ARE MOVG TO THE EAST. AT THIS TIME IT LOOKS TO BE A RATHER BUSY DAY LATER THIS AFTERNOON AS UPR LVL SUPPORT AND DAYTIME HEATING HELP TO TRIGGER ANOTHER ROUND OF SHWRS/TSTMS. UPR LVL SUPPORT THOUGH DOES NOT APPEAR STRONG ENOUGH TO HAVE MORE THAN A FEW STORMS PSBLY BECMG SVR...MAIN THREAT WILL BE DAMAGING WINDS. WILL UPDATE ZONES TO REFLECT INCR IN POPS. .PRELIM NUMBERS... AEX 92/68/90/69/88/66 623244 BPT 91/73/90/73/89/70 634344 LCH 91/72/90/72/89/70 634344 LFT 92/71/90/72/89/72 523244 .LCH...NONE. K. KUYPER
In the hours before
Special weather statement, Sep 21, 10:50 AM CDT, 3 hours 19 minutes before
LAZ027-030-041-051-TXZ181-182-215-216-220200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAKE CHARLES LA 1050 AM CDT FRI SEP 21 2001 ...TOLEDO BEND TO CONTINUE RELEASING WATER FOR NECESSARY REPAIRS... DUE TO NECESSARY REPAIRS ON TOLEDO BEND DAM...PROLONGED RELEASES TO DRAW THE LAKE DOWN TO 163 FEET WILL KEEP THE SABINE RIVER AT DEWEYVILLE JUST BELOW FLOOD STAGE FOR THE NEXT SEVERAL DAYS. THE STAGE AT DEWEYVILLE WAS 23.1 FEET AT 8 AM FRIDAY MORNING. THE RIVER WILL FALL SLIGHTLY THROUGH SATURDAY...BUT WILL BEGIN TO RISE EARLY SUNDAY...LEVELING OFF AROUND 23.9 BY TUESDAY. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS ON THIS SITUATION. 24
Special weather statement, Sep 21, 1:19 PM CDT, 50 minutes before
LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-212100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAKE CHARLES LA 119 PM CDT FRI SEP 21 2001 ...A FEW SEVERE THUNDERSTORMS POSSIBLE THIS AFTERNOON... LOCALIZED WIND GUSTS CAPABLE OF KNOCKING DOWN TREE LIMBS AND POWER LINES...ALONG WITH LOCALIZED RAINFALL RATES OF 2 TO 3 INCHES AN HOUR WILL BE POSSIBLE WITH A FEW OF THE THUNDERSTORMS THAT DEVELOP THIS AFTERNOON. THE GREATEST RISK FOR THESE THUNDERSTORMS WILL BE WEST AND SOUTH OF A FORT POLK TO LAFAYETTE LOUISIANA LINE. A MOIST...UNSTABLE AIRMASS AND DAYTIME HEATING WILL COMBINE TO PRODUCE THE POSSIBILITY OF A FEW SEVERE THUNDERSTORMS. INTERESTS SHOULD STAY TUNED TO THE LATEST WEATHER INFORMATION FROM NOAA WEATHER RADIO OR THE LOCAL MEDIA TODAY. 22
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 21, 2:53 PM CDT | Severe Thunderstorm Warning | LCH | St. Mary | 22 min |
| Sep 21, 3:13 PM CDT | Severe Thunderstorm Warning | LCH | Rapides | 62 min |
| Sep 21, 4:54 PM CDT | Severe Thunderstorm Warning | LCH | Iberia | 66 min |
| Sep 21, 4:57 PM CDT | Severe Thunderstorm Warning | LCH | Avoyelles | 63 min |
| Sep 21, 5:15 PM CDT | Severe Thunderstorm Warning | LCH | Saint Landry | 60 min |
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; radar from the NEXRAD Level II archive.