Alert archive / Louisiana / Flash Flood Warnings in 2002
Flash Flood Warning 10, NWS Lake Charles, LA
NWS Lake Charles, LA issued this flash flood warning at Oct 9, 2002, 3:07 PM CDT for St. Mary Parish, Louisiana. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Oct 9, 2002, 3:07 PM CDT (20:07 UTC)
- Expired
- Oct 9, 2002, 7:00 PM CDT
- In force
- 4 hr
- Issued by
- NWS Lake Charles, LA
- Area
- Counties, with a storm outline in the text
County St. Mary Parish, LA
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this flash flood warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 8.1 hours before the alert went out and 174 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
- 1358 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 584 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 82 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KLCH 092007
FFWLCH
LAC101-100000-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
300 PM CDT WED OCT 9 2002
THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
ST. MARY PARISH IN SOUTH CENTRAL LOUISIANA
* UNTIL 700 PM CDT
* AT 300 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAINFALL WAS OCCURRING OVER UPPER WAX LAKE AND OVER
EASTERN PARTS OF SAINT MARY PARISH. THE STORMS WERE MOVING NORTH
30 MPH. STORMS IN THE COASTAL WATERS WILL LIKELY MOVE NORTH OVER
CENTRAL SAINT MARY PARISH WHERE FLOODING OCCURRED EARLIER TODAY.
HEAVY RAINS FLOOD ROADS AND LOW LYING AREAS RAPIDLY...SO DO NOT DRIVE
YOUR VEHICLE WHERE WATERS OF AN UNKNOWN DEPTH COVERS THE ROAD.
RESIDENTS LIVING ALONG STREAMS...CREEKS AND DRAINAGE DITCHES SHOULD
BE READY TO TAKE IMMEDIATE ACTION IF FLOODING IS OBSERVED.
CALL 337-477-5285 TO REPORT FLOODING TO THE WEATHER SERVICE.
LAT...LON 2972 9122 2956 9132 2977 9171 2991 9159
2975 9141
$$
201 follow-up statement
000 WGUS74 KLCH 092344 FFSLCH LAC101-100000- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAKE CHARLES LA 645 PM CDT WED OCT 9 2002 ...THE FLASH FLOOD WARNING PREVIOUSLY ISSUED FOR SAINT MARY PARISH WILL EXPIRE AT 7 PM... RADAR INDICATES THE SHOWERS PRODUCING HEAVY RAINFALL HAVE MOVED EAST OF SAINT MARY PARISH. NO NEW FLOODING HAS BEEN REPORTED TO THIS OFFICE. RAIN IS STILL EXPECTED TO CONTINUE INTO THE EVENING HOURS. HOWEVER...THE RAINFALL WILL BE ON THE LIGHT TO MODERATE SIDE WITH RATES OF LESS THAN ONE QUARTER OF AN INCH PER HOUR. THEREFORE...THE FLASH FLOOD WARNING FOR SAINT MARY PARISH WILL BE ALLOWED TO EXPIRE AT 7 PM. $$ RUA
What forecasters said that day
The local office's own words before this flash flood 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 flash flood warning went out at Oct 9, 9:10 AM CDT, 5 hours 57 minutes earlier.
Area forecast discussion, Oct 9, 9:10 AM CDT, 5 hours 57 minutes before
SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
910 AM CDT WED OCT 9 2002
...FLOOD WATCH THROUGH THIS EVENING...
...RAIN RAIN GO AWAY...
RAINS WILL CONTINUE TODAY AS MSTR STREAMING OUT OF THE GULF COMBINES
WITH PACIFIC MSTR...SUPPORTED BY A CUT-OFF LOW OVR WEST TEXAS. THIS
WILL MEAN WORKING CREWS REMOVING DAMAGE FROM LILI...HAVE ANOTHER
PROBLEM TO CONTEND WITH. RAINS WILL CONTINUE THROUGHOUT THE DAY INTO
TONIGHT. THIS WILL MAKE A DIRTY JOB...MUDDY AND WET SLOWING EFFORTS
IN CLEANUP.
ONE HOUR RAINFALL TOTALS ARE 1 TO 3 INCHES ACROSS ST MARY AND IBERIA
PARISHES. RADAR INDCG HEAVIEST RAINS CONTINUING SOUTH OF THE I-10
CORRIDOR. THIS EVENT WILL BE SLOW MOVER AND WILL RESULT IN PRECIP
CONTG THRU THE OVRNGHT HOURS. THE LATEST WATER VAPOR IMAGES TELL THE
WHOLE STORY FOR TODAY AND TONIGHT.
WILL UPDATE ZONES TO MAKE SOME MINOR ADJUSTMENTS.
.LCH...FLOOD WATCH ENTIRE AREA TODAY AND TNGHT.
.PRELIMINARY NUMBERS...
WE TH FR W T F
BPT 77 71/81 66/83 69 +84222
LCH 77 70/80 66/83 69 +85222
LFT 76 72/80 67/82 69 ++7433
AEX 77 67/78 64/80 67 +96333
K. KUYPERHazardous weather outlook, Oct 9, 6:00 AM CDT, 9 hours 7 minutes before
LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-101100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LAKE CHARLES LA 600 AM CDT WED OCT 9 2002 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST TEXAS...CENTRAL... SOUTH-CENTRAL AND SOUTHWEST LOUISIANA. ...SHOWERS AND THUNDERSTORMS WITH LOCALLY HEAVY RAINFALL POSSIBLE EXPECTED THROUGH TONIGHT... .TODAY AND TONIGHT....THE COMBINATION OF ABUNDANT GULF MOISTURE...A PASSING AREA OF LOW PRESSURE IN THE MIDDLE AND UPPER ATMOSPHERE...AND A SURFACE TROUGH OF LOW PRESSURE DEVELOPING ACROSS THE REGION WILL PRODUCE WIDESPREAD SHOWER AND THUNDERSTORM ACTIVITY THROUGH TONIGHT. RAINFALL AMOUNTS OF 2 TO 4 INCHES...WITH SOME HIGHER AMOUNTS...WILL BE COMMON ACROSS THE AREA...AND A FLOOD WATCH HAS BEEN ISSUED FOR TODAY AND TONIGHT. A THUNDERSTORM OR TWO COULD BECOME SEVERE TODAY...MAINLY NEAR THE COAST...WITH DAMAGING WINDS THE BIGGEST CONCERN. HOWEVER WIDESPREAD SEVERE WEATHER IS NOT EXPECTED. NO RIVERS ARE CURRENTLY IN FLOOD. HOWEVER WITH THE HEAVY RAINS EXPECTED...SOME RIVERS COULD APPROACH FLOOD STAGE BY LATE TONIGHT. .THURSDAY THROUGH TUESDAY... RAIN CHANCES WILL BEGIN TO DECREASE ON THURSDAY AS THE TROUGHS OF LOW PRESSURE BOTH AT THE SURFACE AND ALOFT GRADUALLY MOVE EAST AND WEAKEN. A STRONG COLD FRONT IS FORECAST TO CROSS THE REGION ON SUNDAY...WITH SCATTERED SHOWERS AND THUNDERSTORMS EXPECTED TO ACCOMPANY IT. GUSTY NORTH WINDS WILL FOLLOW THIS FRONT AS CANADIAN HIGH PRESSURE BUILDS IN BEHIND IT. DRY WEATHER IS ANTICIPATED FOR MUCH OF MONDAY AND TUESDAY. OUTSIDE OF THE GUSTY WINDS...HAZARDOUS WEATHER IS NOT EXPECTED FOR THE PERIOD THURSDAY THROUGH TUESDAY. .SPOTTER INFORMATION... ACTIVATION OF SPOTTERS WILL NOT BE LIKELY THROUGH TONIGHT...BUT SPOTTERS...EMERGENCY MANAGERS AND THE GENERAL PUBLIC ARE URGED TO MONITOR WEATHER CONDITIONS FOR POSSIBLE FLOODING. LGE
In the hours before
Local storm report, Oct 9, 9:16 AM CDT, 5 hours 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
916 AM CDT WED OCT 9 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0913 AM FRANKLIN LA FLOOD
10/09/02 ST MARY FLOOD WATERS MOVING INTO
HOUSES ON WILLOW STREET.
ALL STREETS IN FRANKLIN
CLOSED.
FNThe office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 9, 12:38 AM CDT | Special Marine Warning | LCH | 52 min | |
| Oct 9, 12:38 AM CDT | Special Marine Warning | LCH | 52 min | |
| Oct 9, 1:30 AM CDT | Special Marine Warning | LCH | 60 min | |
| Oct 9, 3:15 AM CDT | Severe Thunderstorm Warning | LCH | Vermilion | 60 min |
| Oct 9, 8:47 AM CDT | Flash Flood Warning | LCH | St. Mary | 5 hr |
Nearby
Flash Flood Warnings in Louisiana, 2002Every flash flood 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; the sounding from the Mesonet's radiosonde archive.