Alert archive / Louisiana / Flash Flood Warnings in 1998
Flash Flood Warning 52, NWS Lake Charles, LA
NWS Lake Charles, LA issued this flash flood warning at Sep 11, 1998, 10:16 PM CDT for Lafayette Parish, Saint Landry Parish, Louisiana. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Sep 11, 1998, 10:16 PM CDT (03:16 UTC)
- Expired
- Sep 12, 1998, 1:15 AM CDT
- In force
- 3 hr
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
Counties Lafayette Parish, LA, Saint Landry Parish, LA
The radar
The Lake Charles radar (KLCH), 118 km from the middle of the area, began a volume at 03:17 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 00:00Z, 3.3 hours before the alert went out and 116 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
- 994 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 545 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 172 m²/s²
- 0-3 km storm-relative helicity
- 180 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 5.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLCH 120315 FFWLCH LAC055-097-120615- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 1016 PM CDT FRI SEP 11 1998 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A * FLASH FLOOD WARNING FOR... LAFAYETTE PARISH IN SOUTHWESTERN LOUISIANA ST. LANDRY PARISH IN SOUTH CENTRAL LOUISIANA * UNTIL 115 AM CDT * AT 1010 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR ESTIMATED THAT 2 TO 4 INCHES OF RAIN HAS FALLEN FROM VERMILION BAY TO OPELOUSAS DURING THE PAST 8 HOURS. 1 TO 3 INCHES OF ADDITIONAL RAINFALL IS EXPECTED ACROSS THE AREA OVER THE NEXT 3 HOURS. * FLOODING OF STREETS AND SMALL STREAMS CAN BE EXPECTED. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS TO RISE. IT IS VERY DIFFICULT AT NIGHT TO TELL HOW MUCH WATER IS ON THE ROADS. MOTORISbTS SHOULD NOT DRIVE THROUGH WATER OF UNKNOWN DEPTH.
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 Sep 11, 8:28 PM CDT, 1 hour 48 minutes earlier.
Area forecast discussion, Sep 11, 8:28 PM CDT, 1 hour 48 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 828 PM CDT FRI SEP 11 1998 COORD WITH SIL AND SAT ON HOISTING COASTAL FLOOD WARNING WITH TS FRANCES DOWNGRADED. TIDES RUNNING 3 TO 5 FEET ABOVE NORMAL WITH CONTINUED SOUTHEAST FETCH. CAN CONTINUE FLASH FLOOD WATCH AS WELL AS GROUND IS SATURATED AND 1 TO 3 INCHES MORE RAIN CAN BE EXPECTED THRU SATURDAY AS ADDITIONAL RAIN BANDS FORM OUT OVER THE GULF. TEMPS AND POPS LOOK OK FOR NOW. HAD TROPICAL INDUCED TORNADO ACTIVITY LATE THIS AFTERNOON WITH A FEEDER BAND IN S CEN LA. 88-D INDICATING THAT ACTIVITY HAS WEAKENED AS IT MOVED NORTH. MANY ROADS WITH WATER ON THEM WITHIN 30 MILES OF THE COAST BUT STILL PASSABLE. EXPECT COAST HIGHWAY TO CONTINUE TO HAVE PROBLEMS TONIGHT WITH SALT WATER ON ROAD...BUT IS STILL OPEN. CAN DROP REFERENCE TO TROPICAL STORM ON COASTAL FORECAST. 11 BPT 75/83/75/87 +853 LCH 75/83/75/90 +842 LFT 75/83/75/690 +842 AEX 73/85/73/90 8732
In the hours before
Local storm report, Sep 11, 5:27 PM CDT, 4 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
527 PM CDT FRI SEP 11 1998
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0518 PM MIDLAND LA TORNADO
09/11/98 ACADIA PUBLIC REPORTED A TORNADO
TOUCHDOWN IN SOUTH MIDLAND.
DAMAGE TO MOBILE HOME AND
SCHOOL. NO INJURES HAVE
BEEN REPORTED AT THIS TIME.Local storm report, Sep 11, 6:51 PM CDT, 3 hours 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
651 PM CDT FRI SEP 11 1998
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0518 PM MIDLAND LA TORNADO
09/11/98 ACADIA TORNADO TOUCHDOWN IN SOUTH
MIDLAND. SIGNIFICANT
STRUCTURAL DAMAGE TO SCHOOL
GYM AND CAFETERIA. SEVERAL
INJURIES.
0556 PM BASILE LA TORNADO
09/11/98 EVANGELINE TORNADO TOUCHDOWN IN THE
CITY OF BASILE. STRUCTURAL
DAMAGE TO SEVERAL BUILDINGS.
SEVERAL INJURIES.
0619 PM 5 S OAKDALE LA TORNADO
09/11/98 ALLEN TORNADO TOUCHDOWN REPORTED
BY OFFICE OF EMERGENCY
PREPAREDNESS. SEVERAL TREES
DOWN.Local storm report, Sep 11, 6:51 PM CDT, 3 hours 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
651 PM CDT FRI SEP 11 1998
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0518 PM MIDLAND LA TORNADO
09/11/98 ACADIA TORNADO TOUCHDOWN IN SOUTH
MIDLAND. SIGNIFICANT
STRUCTURAL DAMAGE TO SCHOOL
GYM AND CAFETERIA. SEVERAL
INJURIES.
0556 PM BASILE LA TORNADO
09/11/98 EVANGELINE TORNADO TOUCHDOWN IN THE
CITY OF BASILE. STRUCTURAL
DAMAGE TO SEVERAL BUILDINGS.
SEVERAL INJURIES.
0619 PM 5 S OAKDALE LA TORNADO
09/11/98 ALLEN TORNADO TOUCHDOWN REPORTED
BY OFFICE OF EMERGENCY
PREPAREDNESS. SEVERAL TREES
DOWN.Local storm report, Sep 11, 8:34 PM CDT, 1 hour 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
834 PM CDT FRI SEP 11 1998
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1055 AM 4 W LAKE ARTHUR LA TORNADO
09/11/98 JEFFERSON DAVIS POSSIBLE TORNADO TOUCHDOWN
ON POM ROY ROAD...OFF OF HWY
14. EXTENSIVE STRUCTURAL
DAMAGE TO NEW HOME AND
NUMEROUS TREES DOWN. NO ONE
HOME AT THE TIME. FIELD
SURVEY WILL BE CONDUCTED ON
SATURDAY THE 12TH.The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 12, 8:47 AM CDT | Tornado Warning | LCH | Allen | 53 min |
| Sep 12, 9:17 AM CDT | Tornado Warning | LCH | Lafayette | 48 min |
| Sep 12, 9:23 AM CDT | Tornado Warning | LCH | Vermilion | 32 min |
| Sep 12, 11:00 AM CDT | Flash Flood Warning | LCH | Calcasieu | 2 hr |
| Sep 12, 1:04 PM CDT | Tornado Warning | LCH | Rapides | 61 min |
| Sep 12, 2:27 PM CDT | Flash Flood Warning | LCH | Evangeline | 2 hr |
Nearby
Flash Flood Warnings in Louisiana, 1998Every flash flood warning in 1998
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.