Alert archive / Louisiana / Flash Flood Warnings in 2016

Flash Flood Warning 73, NWS Lake Charles, LA

August 13, 20168 parishes in Louisiana

NWS Lake Charles, LA issued this flash flood warning at Aug 13, 2016, 1:00 AM CDT for 8 parishes in Louisiana. It was in force for 7 hr. 10 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Aug 13, 2016, 1:00 AM CDT (06:00 UTC)
Expired: Aug 13, 2016, 8:00 AM CDT
In force: 7 hr
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon
Flood severity: None

Counties Acadia Parish, LA, Evangeline Parish, LA, Iberia Parish, LA, Lafayette Parish, LA, Saint Landry Parish, LA, Saint Martin Parish, LA, St. Mary Parish, LA, Vermilion Parish, LA

The radar

The Lake Charles radar (KLCH), 138 km from the middle of the area, began a volume at 06:00 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.

What was reported inside it

Time	Report	Where	Remark
Aug 13, 6:24 AM CDT	FLASH FLOOD	Lafayette, LA	KLFY REPORTS CARS STALLED OUT ON AMBASSADOR CAFFERY NEAR DULLES IN LAFAYETTE PARISH.
Aug 13, 6:53 AM CDT	HEAVY RAIN 16	4 Sse Cade, LA	ASOS STATION ACADIANA REGIONAL AIRPORT /ARA/. THE DURATION OF THE HEAVY RAIN EVENT WAS 72 HOURS.
Aug 13, 6:55 AM CDT	HEAVY RAIN 9.93	3 E Abbeville, LA	AWOS STATION 3 E ABBEVILLE /IYA/. THE DURATION OF THE HEAVY RAIN EVENT WAS 48 HOURS.
Aug 13, 6:55 AM CDT	HEAVY RAIN 10.32	3 E Abbeville, LA	AWOS STATION 3 E ABBEVILLE /IYA/. THE DURATION OF THE HEAVY RAIN EVENT WAS 72 HOURS.
Aug 13, 6:55 AM CDT	HEAVY RAIN 12.81	3 Nnw Opelousas, LA	AWOS STATION ST. LANDRY PARISH AIRPORT - AHART FIELD /OPL/. THE DURATION OF THE HEAVY RAIN EVENT WAS 48 HOURS.
Aug 13, 6:56 AM CDT	HEAVY RAIN 8.12	2 Nw Patterson, LA	AWOS STATION HARRY P WILLIAMS MEMORIAL AIRPORT /PTN/. THE DURATION OF THE HEAVY RAIN EVENT WAS 72 HOURS.
Aug 13, 7:00 AM CDT	HEAVY RAIN 10.18	2 Sse Kaplan, LA	COCORAHS STATION 1 SSE KAPLAN /LA-VM-2/. THE DURATION OF THE HEAVY RAIN EVENT WAS 48 HOURS.
Aug 13, 7:00 AM CDT	HEAVY RAIN 11.34	3 E Grand Coteau, LA	COCORAHS STATION 2 E GRAND COTEAU /LA-SL-1/. THE DURATION OF THE HEAVY RAIN EVENT WAS 48 HOURS.
Aug 13, 7:00 AM CDT	HEAVY RAIN 11.59	2 Sse Kaplan, LA	COCORAHS STATION 1 SSE KAPLAN /LA-VM-2/. THE DURATION OF THE HEAVY RAIN EVENT WAS 72 HOURS.
Aug 13, 7:42 AM CDT	HEAVY RAIN 12.42	4 Ene Carencro, LA	COCORAHS STATION 3 ENE CARENCRO /LA-LY-7/. THE DURATION OF THE HEAVY RAIN EVENT WAS 48 HOURS.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 6.0 hours before the alert went out and 137 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2190 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 857 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 42 m²/s²
0-3 km storm-relative helicity: 137 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 3.6

Open this sounding in Storm Lab

The text

As transmitted.

865 
WGUS54 KLCH 130600
FFWLCH
LAC001-039-045-055-097-099-101-113-131300-
/O.NEW.KLCH.FF.W.0073.160813T0600Z-160813T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
100 AM CDT SAT AUG 13 2016

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  VERMILION PARISH IN SOUTHWESTERN LOUISIANA...
  ST. MARTIN PARISH IN SOUTH CENTRAL LOUISIANA...
  IBERIA PARISH IN SOUTH CENTRAL LOUISIANA...
  ST. MARY PARISH IN SOUTH CENTRAL LOUISIANA...
  EVANGELINE PARISH IN CENTRAL LOUISIANA...
  ST. LANDRY PARISH IN CENTRAL LOUISIANA...
  ACADIA PARISH IN SOUTHWESTERN LOUISIANA...
  LAFAYETTE PARISH IN SOUTH CENTRAL LOUISIANA...

* UNTIL 800 AM CDT SATURDAY

* AT 1256 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. RAINFALL OF 10 TO 16 INCHES HAS
  FALLEN IN SOME LOCATIONS WITH ADDITIONAL AMOUNTS EXPECTED THROUGH
  THE NIGHT AS STORMS TARIN ACROSS SOUTH CENTRAL LOUISIANA. FLASH
  FLOODING HAS OCCURRED IN SOME LOCATIONS. 

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  LAFAYETTE...NEW IBERIA...OPELOUSAS...CROWLEY...MORGAN CITY...
  ABBEVILLE...CATAHOULA...EUNICE...SCOTT...BREAUX BRIDGE...RAYNE...
  FRANKLIN...CARENCRO...VILLE PLATTE...ST. MARTINVILLE...PATTERSON...
  JEANERETTE...BERWICK...KAPLAN AND CHURCH POINT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 2948 9131 2955 9152 2975 9162 2975 9160
      2983 9197 2972 9215 2974 9213 2975 9213
      2975 9221 2959 9210 2953 9231 2958 9259
      3088 9256 3084 9180 3050 9175 3026 9159
      3023 9147 3010 9146 3004 9122 2963 9108

$$

K. KUYPER

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 12, 7:03 PM CDT	Special Weather Statement	LCH	Vernon	27 min
Aug 12, 7:06 PM CDT	Flash Flood Warning	LCH	Acadia, Evangeline, Iberia, Lafayette, Saint Landry, Saint Martin and 1 more	6 hr
Aug 12, 7:16 PM CDT	Severe Thunderstorm Warning	LCH	Acadia, Cameron, Iberia, Jefferson Davis, Lafayette, Saint Landry and 2 more	55 min
Aug 12, 8:03 PM CDT	Special Weather Statement	LCH	Beauregard	42 min
Aug 12, 8:10 PM CDT	Special Marine Warning	LCH		95 min
Aug 12, 8:13 PM CDT	Special Weather Statement	LCH	Allen	47 min
Aug 12, 9:08 PM CDT	Flash Flood Warning	LCH	Acadia, Evangeline, Saint Landry, Vermilion	4 hr
Aug 12, 10:09 PM CDT	Flash Flood Warning	LCH	Iberia, Saint Martin, St. Mary	3 hr
Aug 12, 10:19 PM CDT	Flash Flood Warning Emergency	LCH	Iberia, Lafayette, Saint Martin, Vermilion	5 hr
Aug 12, 10:28 PM CDT	River Flood Warning	LCH	Acadia, Evangeline, Saint Landry	9 days
Aug 12, 10:28 PM CDT	River Flood Warning	LCH	Rapides	15 days
Aug 12, 10:28 PM CDT	River Flood Warning	LCH	Acadia, Allen, Evangeline, Jefferson Davis	5 days
Aug 12, 10:28 PM CDT	River Flood Warning	LCH	Acadia, Jefferson Davis, Vermilion	28 days
Aug 12, 10:36 PM CDT	Areal Flood Advisory	LCH	Allen	3 hr
Aug 13, 2:32 AM CDT	Special Weather Statement	LCH	Acadia, Lafayette	58 min
Aug 13, 2:53 AM CDT	Flash Flood Warning	LCH	Avoyelles, Evangeline, Rapides	5 hr
Aug 13, 3:52 AM CDT	Flash Flood Warning Emergency	LCH	Iberia	4 hr
Aug 13, 6:08 AM CDT	Areal Flood Advisory	LCH	Acadia, Allen, Calcasieu, Cameron, Evangeline, Jefferson Davis and 1 more	112 min
Aug 13, 6:27 AM CDT	Flash Flood Warning	LCH	Acadia, Allen, Calcasieu, Cameron, Evangeline, Jefferson Davis and 1 more	93 min
Aug 13, 6:35 AM CDT	Flash Flood Warning	LCH	Allen, Beauregard, Calcasieu, Cameron, Jefferson Davis	85 min
Aug 13, 7:56 AM CDT	Flash Flood Warning	LCH	Avoyelles, Evangeline, Iberia, Lafayette, Saint Landry, Saint Martin and 1 more	6 hr
Aug 13, 7:59 AM CDT	Flash Flood Warning	LCH	Acadia, Allen, Calcasieu, Cameron, Evangeline, Jefferson Davis and 1 more	6 hr
Aug 13, 11:22 AM CDT	River Flood Warning	LCH	Allen	24 hr
Aug 13, 11:22 AM CDT	River Flood Warning	LCH	Allen	13 days
Aug 13, 11:22 AM CDT	River Flood Warning	LCH	Allen, Jefferson Davis	11 days
Aug 13, 11:22 AM CDT	River Flood Warning	LCH	Calcasieu	5 days
Aug 13, 11:22 AM CDT	River Flood Warning	LCH	Calcasieu	36 days
Aug 13, 11:22 AM CDT	River Flood Warning	LCH	Calcasieu	34 hr
Aug 13, 11:22 AM CDT	River Flood Warning	LCH	Allen	24 hr
Aug 13, 11:22 AM CDT	River Flood Warning	LCH	Beauregard	24 hr
Aug 13, 11:22 AM CDT	River Flood Warning	LCH	Vernon	3 days
Aug 13, 1:56 PM CDT	Flash Flood Warning	LCH	Acadia, Allen, Calcasieu, Cameron, Evangeline, Iberia and 6 more	4 hr
Aug 13, 5:26 PM CDT	Special Marine Warning	LCH		64 min
Aug 13, 5:53 PM CDT	Flash Flood Warning	LCH	Acadia, Calcasieu, Cameron, Evangeline, Iberia, Jefferson Davis and 5 more	8 hr
Aug 13, 6:22 PM CDT	Flash Flood Warning	LCH	Allen, Avoyelles, Evangeline, Rapides, Saint Landry, Vernon	7 hr

Nearby

Flash Flood Warnings in Louisiana, 2016 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.