Alert archive / Louisiana / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 31, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Jul 7, 2002, 7:22 PM CDT for Lafayette Parish, Saint Martin Parish, Louisiana. It was in force for 38 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 7, 2002, 7:22 PM CDT (00:22 UTC)
- Expired
- Jul 7, 2002, 8:00 PM CDT
- In force
- 38 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
Counties Lafayette Parish, LA, Saint Martin Parish, LA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 7, 7:25 PM CDT | Thunderstorm Wind | Breaux Bridge, 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, 0.4 hours before the alert went out and 131 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
- 3420 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1263 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.3
The text
As transmitted, in the capitals the NWS used until 2016.
079 WUUS54 KLCH 080022 SVRLCH LAC055-099-080100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 721 PM CDT SUN JUL 7 2002 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... LAFAYETTE PARISH IN SOUTH CENTRAL LOUISIANA ST. MARTIN PARISH IN SOUTH CENTRAL LOUISIANA * UNTIL 800 PM CDT * AT 720 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 3 MILES EAST OF BREAUX BRIDGE...MOVING SOUTHWEST AT 20 MPH. * THIS STORM WILL BE NEAR... PARKS BY 730 PM CDT ST. MARTINVILLE BY 740 PM CDT LAFAYETTE BY 745 PM CDT BROUSSARD...CADE BY 750 PM CDT YOUNGSVILLE BY 755 PM CDT MILTON BY 800 PM CDT THIS THUNDERSTORM HAS A HISTORY OF KNOCKING DOWN TREES AND POWER LINES. DESTRUCTIVE WINDS CAN BE EXPECTED - TAKE COVER NOW VEHICLES AND MOBILE HOMES ARE NOT SAFE. 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 7, 1:13 PM CDT, 6 hours 9 minutes earlier.
Area forecast discussion, Jul 7, 1:13 PM CDT, 6 hours 9 minutes before
SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA...UPDATE 113 PM CDT SUN JUL 7 2002 UPDATED ZONES AGAIN...EXTENDED HEAT ADVISORY INTO SOUTHERN ZONES AS DEWPOINTS HOLD IN THE UPPER 70S WITH TEMPS INTO THE MID 90S. ...1245 PM DISC... UNFORTUNATELY THE TEMPERATURES IN THE NORTHERN HALF OF THE AREA HAVING CONTINUED TO SOAR UNDER A LIGHT EAST TO NORTHEAST WIND. DEWPOINTS IN THE UPPER 70S TO NEAR 80 GIVE HEAT INDICES NEAR 115 DEGREES. ISSUED A HEAT ADVISORY FOR THE NORTHERN ZONES AS CONDITIONS WILL NOT ABATE UNTIL EARLY THIS EVENING. WILL UPDATE FORECAST FOR UPPER 90S IN THE NORTHERN ZONES. .LCH...NONE. .UPDATED NUMBERS... AEX 97/73/94/73/94/74 213141 BPT 94/75/92/74/93/76 214141 LCH 94/75/93/75/93/76 214141 LFT 94/74/93/75/92/75 214141 06 PREVIOUS DISCUSSION AT 930 AM: SEE NO SUPRISES THIS AFTERNOON. AREA UNDER NEGATIVE VORTICITY ADVECTION AND CONVECTIVE TEMPERATURE ON LCH SOUNDING UP TO 90. K- INDEX OF 24 WOULD ONLY SUPPORT ISOLATED THUNDERSTORM ACTIVITY. ANOTHER HOT DAY IS ON TAP FOR THE CWA. CURRENT FORECAST PACKAGE LOOKS GOOD. WILL NOT MAKE ANY CHANGES. STORM PREDICTION CENTER HAS INDICATED THAT ANY STORMS THAT DO DEVELOP HAVE THE POTENTIAL TO PRODUCE STRONG GUSTY WINDS. THIS IS IN THE FORECAST. .LCH...NONE. .PRELIMINARY NUMBERS... AEX 96/73/94/73/94/74 213141 BPT 94/75/92/74/93/76 214141 LCH 94/75/93/75/93/76 214141 LFT 94/74/93/75/92/75 214141 06
In the hours before
Special weather statement, Jul 7, 3:36 PM CDT, 3 hours 46 minutes before
LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-080200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LAKE CHARLES LA 336 PM CDT SUN JUL 7 2002 ...SEVERE THUNDERSTORMS WITH DAMAGING WINDS AND HAIL POSSIBLE TONIGHT... STRONG TO SEVERE THUNDERSTORMS WILL BE POSSIBLE THIS EVENING AS AN UPPER LEVEL DISTURBANCE APPROACHES FROM THE EAST. AN ABUNDANCE OF LOW LEVEL MOISTURE AND VERY WARM TEMPERATURES WILL ENSURE THAT THUNDERSTORMS WILL CONTINUE AT LEAST UNTIL MIDNIGHT. THE MAIN PROBLEM WILL BE DAMAGING WINDS AND POSSIBLY SOME HAIL. LOCALLY HEAVY RAINS WILL ACCOMPANY THE STRONGER THUNDERSTORMS WITH 1 INCH TO 2 INCH AMOUNTS POSSIBLE. STAY TUNED TO NOAA WEATHER RADIO..COMMERCIAL TELEVISION OR RADIO FOR LATER STATEMENTS. ADDITIONAL WEATHER INFORMATION CAN ALSO BE OBTAINED THROUGH OUR HOME PAGE AT WWW.SRH.NOAA.GOV/LCH.
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 7:53 PM CDT | Special Marine Warning | LCH | 67 min | |
| Jul 7, 9:22 PM CDT | Severe Thunderstorm Warning | LCH | Beauregard | 53 min |
| Jul 8, 1:37 AM CDT | Special Marine Warning | LCH | 53 min | |
| Jul 8, 2:24 AM CDT | Special Marine Warning | LCH | 66 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 2002Every severe thunderstorm warning in 2002
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.