Alert archive / Louisiana / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 75, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Aug 15, 2002, 10:51 AM CDT for Cameron Parish, Louisiana. It was in force for 54 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
- Aug 15, 2002, 10:51 AM CDT (15:51 UTC)
- Expired
- Aug 15, 2002, 11:45 AM CDT
- In force
- 54 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Cameron Parish, LA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 15, 10:55 AM CDT | Thunderstorm Wind | Cameron, 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 12:00Z, 3.9 hours before the alert went out and 30 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
- 248 J/kg
- Mixed-layer CIN
- -45 J/kg
- Mixed-layer LCL
- 765 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
785 WUUS54 KLCH 151551 SVRLCH LAC023-151645- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 1049 AM CDT THU AUG 15 2002 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CAMERON PARISH IN SOUTHWEST LOUISIANA * UNTIL 1145 AM CDT * AT 1044 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR CREOLE AND CAMERON...MOVING NORTHEAST AT 30 MPH. * THIS STORM WILL BE NEAR... GRAND CHENIER 1110 AM CDT HACKBERRY BY 1115 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 Aug 15, 9:59 AM CDT, 52 minutes earlier.
Area forecast discussion, Aug 15, 9:59 AM CDT, 52 minutes before
SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
959 AM CDT THU AUG 15 2002
IR SATELLITE SHOWING MCS OFF UPPER TX AND W LA COAST WITH CONTINUOUS
DEVELOPEMENT AND COOLING CLOUD TOPS IN STRONGLY DIFLUENT UPPER
LEVEL FLOW. UPDATED ZONES WITH FLOOD WATCH FOR LWR SE TX AND SW LA.
PRECEDING RAINFALL...WITH EXPECTED ADDITIONAL RAINFALL SHOULD PUT
THESE AREAS OVER FLASH FLOOD GUIDANCE VALUES OF AROUND 4 INCHES.
SATELITE PRECIP ESTIMATES AND SPENES GUIDANCE INDICATE NEW
DEVELOPMENT POISED TO MOVE INTO CAMERON PARISH NEXT COUPLE OF HOURS.
RUNOFF AFTER RAINS ABATE WILL CONTINUE TO CAUSE FLOODING PROBLEMS IN
THIS AREA WITH SLOW DRAINAGE NEAR THE COAST. SPS AND MWS ISSUED ON
RAINFALL AND COASTAL OVERWASH AS STRONG ONSHORE WINDS PUT TIDES AT
CAMERON UP TO 3.7 FEET AT HIGH TIDE. WILL LEAVE CURRENT UPDATED ZONES
ALONE. NO CHANGE ON PREVIOUS NUMBERS.
.UPDATED NUMBERS...
TH FR SA SU T F S S
BPT 85 76/88 76/90 76 935242
LCH 85 75/88 75/90 75 935242
LFT 87 74/88 74/90 75 735242
AEX 85 72/89 73/94 73 735242
.LCH...FFA FLOOW WATCH FOR LOWER SOUTHEAST TX AND SOUTHWEST LA TODAY.
FLW FLOOD WARNING FOR LOWER SOUTHEAST TX AND SOUTHWEST LA
UNTIL 3 PM.
SMALL CRAFT ADVISORY HIGH ISLAND TO ATCHAFALAYA RIVER OUT
60NM.
11-SWEENEYIn the hours before
Special weather statement, Aug 15, 9:28 AM CDT, 1 hour 23 minutes before
LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-152000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAKE CHARLES LA 928 AM CDT THU AUG 15 2002 ...LOCALLY HEAVY RAINFALL POSSIBLE TODAY... AN UPPER LEVEL DISTURBANCE MOVING UP THE TEXAS COAST AND A VERY MOIST TROPICAL AIRMASS WILL COMBINE TO PRODUCE WIDESPREAD SHOWERS AND THUNDERSTORMS TODAY. RAINFALL AMOUNTS WILL LIKELY AVERAGE 1 INCH AREAWIDE...EXCEPT OVER LOWER SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA WHERE 3 TO 6 INCHES HAD ALREADY FALLEN AND AN ADDITIONAL 3 INCHES IS EXPECTED. A THUNDERSTORM COMPLEX WHICH DEVELOPED EARLY THIS MORNING OVER THE WATERS OFF THE UPPER TEXAS AND WEST LOUISIANA COAST WILL LIKELY CONTINUE TO PRODUCE THUNDERSTORMS WHICH WILL CONTINUOUSLY TRACK INLAND OVER SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA. A FLOOD WARNING REMAINS IN EFFECT FOR THESE AREAS AS DRAINAGE SYSTEMS WILL LIKELY BECOME OVERWHELMED. ALL INTERESTS IN SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA SHOULD KEEP IN TOUCH WITH THE LATEST FORECASTS AND STATEMENTS FROM THE NATIONAL WEATHER SERVICE ON THIS SITUATION. SWEENEY
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 15, 6:18 AM CDT | Special Marine Warning | LCH | 57 min | |
| Aug 15, 7:10 AM CDT | Special Marine Warning | LCH | 65 min | |
| Aug 15, 8:13 AM CDT | Special Marine Warning | LCH | 62 min | |
| Aug 15, 9:17 AM CDT | Special Marine Warning | LCH | 58 min | |
| Aug 15, 10:11 AM CDT | Special Marine Warning | LCH | 64 min | |
| Aug 15, 10:11 AM CDT | Special Marine Warning | LCH | 64 min | |
| Aug 15, 10:53 AM CDT | Severe Thunderstorm Warning | LCH | Cameron | 52 min |
| Aug 15, 2:58 PM CDT | Special Marine Warning | LCH | 62 min | |
| Aug 15, 5:28 PM CDT | Special Marine Warning | LCH | 62 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.