Alert archive / Louisiana / Flash Flood Warnings in 2016
Flash Flood Warning 98, NWS Lake Charles, LA
NWS Lake Charles, LA issued this flash flood warning at Aug 19, 2016, 4:49 PM CDT for 4 parishes in Louisiana. It was in force for 116 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 19, 2016, 4:49 PM CDT (21:49 UTC)
- Expired
- Aug 19, 2016, 6:45 PM CDT
- In force
- 116 min
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Iberia Parish, LA, Lafayette Parish, LA, Saint Martin Parish, LA, Vermilion Parish, LA
The radar
The Lake Charles radar (KLCH), 124 km from the middle of the area, began a volume at 21:50 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, 9.8 hours before the alert went out and 122 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
- 1779 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 798 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
821 WGUS54 KLCH 192149 FFWLCH LAC045-055-099-113-192345- /O.NEW.KLCH.FF.W.0098.160819T2149Z-160819T2345Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 449 PM CDT FRI AUG 19 2016 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A * FLASH FLOOD WARNING FOR... EAST CENTRAL VERMILION PARISH IN SOUTHWESTERN LOUISIANA... WEST CENTRAL ST. MARTIN PARISH IN SOUTH CENTRAL LOUISIANA... NORTHWESTERN IBERIA PARISH IN SOUTH CENTRAL LOUISIANA... SOUTHEASTERN LAFAYETTE PARISH IN SOUTH CENTRAL LOUISIANA... * UNTIL 645 PM CDT * AT 448 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. ONE TO TWO INCHES OF RAIN HAS FALLEN OVER THE PAST HOUR, AND AN ADDITIONAL ONE TO TWO INCHES IS POSSIBLE BEFORE THE STORMS DISSIPATE OR MOVE OUT. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... LAFAYETTE...ABBEVILLE...ST. MARTINVILLE...BROUSSARD... YOUNGSVILLE...ERATH...DELCAMBRE...CADE...COTEAU... JEFFERSON ISLAND AND ACADIANA REGIONAL AIRPORT. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. && LAT...LON 3018 9182 2991 9190 2991 9209 3018 9201 $$ 13
1 follow-up statement
626
WGUS74 KLCH 192317
FFSLCH
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
617 PM CDT FRI AUG 19 2016
LAC045-055-099-113-192345-
/O.CON.KLCH.FF.W.0098.000000T0000Z-160819T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
VERMILION LA-ST. MARTIN LA-IBERIA LA-LAFAYETTE LA-
617 PM CDT FRI AUG 19 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR
EAST CENTRAL VERMILION...WEST CENTRAL ST. MARTIN...NORTHWESTERN
IBERIA AND SOUTHEASTERN LAFAYETTE PARISHES...
AT 612 PM CDT...DOPPLER RADAR INDICATED SHOWERS AND THUNDERSTORMS
CONTINUING TO DEVELOP AND PRODUCE LOCALLY HEAVY RAIN ACROSS THE
WARNED AREA. RADAR ESTIMATES OF 1 TO 3 INCHES HAVE FALLEN OVER PARTS
OF THE WARNED AREA, WITH THE HIGHEST TOTALS NORTHEAST OF ERATH AND
NORTH OF JEFFERSON ISLAND. COUPLED WITH ONGOING FLOODING FROM RAINS
EARLIER IN THE WEEK, THIS ADDITIONAL RAINFALL IS CAPABLE OF
EXACERBATING THIS FLOODING OR CREATING ADDITIONAL FLOODING.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
LAFAYETTE...ABBEVILLE...ST. MARTINVILLE...BROUSSARD...YOUNGSVILLE...
ERATH...DELCAMBRE...CADE...COTEAU AND JEFFERSON ISLAND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
&&
LAT...LON 3018 9183 2991 9196 2991 9209 3009 9204
3018 9197
$$
13The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 6:50 PM CDT | Flash Flood Warning | LCH | Iberia, Lafayette, Saint Martin, Vermilion | 115 min |
Nearby
Flash Flood Warnings in Louisiana, 2016Every flash flood warning in 2016
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.