Alert archive / Louisiana / Flash Flood Warnings in 2016

Flash Flood Warning 49, NWS Lake Charles, LA

June 2, 2016Beauregard Parish, Vernon Parish, Louisiana

NWS Lake Charles, LA issued this flash flood warning at Jun 2, 2016, 12:34 PM CDT for Beauregard Parish, Vernon 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 outline as issued.

The facts

Issued
Jun 2, 2016, 12:34 PM CDT (17:34 UTC)
Expired
Jun 2, 2016, 3:30 PM CDT
In force
3 hr
Issued by
NWS Lake Charles, LA
Area
Storm-based polygon
Flood severity
None

Counties Beauregard Parish, LA, Vernon Parish, LA

The radar

The Ft Polk radar (KPOE), 49 km from the middle of the area, began a volume at 17:36 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, 5.6 hours before the alert went out and 78 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-pSkew-T log-p diagram, Lake Charles Mun, LA at 12:00Z on 2016-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1712 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 12:00Z on 2016-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 129 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1712 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
576 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
129 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.9
Supercell composite
5.3

Open this sounding in Storm Lab

The text

As transmitted.

544 
WGUS54 KLCH 021734
FFWLCH
LAC011-115-022030-
/O.NEW.KLCH.FF.W.0049.160602T1734Z-160602T2030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1234 PM CDT THU JUN 2 2016

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES  HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  VERNON PARISH IN WEST CENTRAL LOUISIANA...
  BEAUREGARD PARISH IN SOUTHWESTERN LOUISIANA...

* UNTIL 330 PM CDT

* AT 1231 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN MOVING INTO THE WARNED AREA. THREE TO EIGHT INCHES OF
  RAIN HAS ALREADY FALLEN IN SOUTHEAST TEXAS. FLASH FLOODING IS
  EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  LEESVILLE...ROSEPINE...MERRYVILLE...ANACOCO...DE RIDDER...
  DRY CREEK...PITKIN...RAGLEY...FORT POLK...FIELDS...SUGARTOWN...
  SINGER...SLAGLE...DERIDDER...DEQUINCY...NEW LLANO...LACAMP...
  CRAVENS...HUTTON AND FULLERTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN WATER COVERS THE ROAD...DO NOT DRIVE INTO WATER OF UNKNOWN
DEPTHS. TURN AROUND...DONT DROWN.

KEEP CHILDREN AWAY FROM STORM DRAINS...CULVERTS...CREEKS AND STREAMS.
WATER LEVELS CAN RISE RAPIDLY AND SWEEP CHILDREN AWAY.

&&

LAT...LON 3132 9288 3122 9283 3088 9291 3088 9298
      3060 9298 3060 9313 3041 9313 3041 9339
      3049 9339 3049 9349 3040 9349 3040 9374
      3044 9370 3065 9368 3093 9353 3100 9358
      3103 9351 3109 9356 3125 9352 3136 9301

$$

ERICKSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 2, 9:06 AM CDTFlash Flood WatchLCHAllen, Avoyelles, Beauregard, Cameron, Evangeline, Lafayette and 4 more58 hr
Jun 2, 10:59 AM CDTRiver Flood WarningLCHCalcasieu8 days
Jun 2, 12:17 PM CDTSpecial Marine WarningLCH58 min
Jun 2, 1:35 PM CDTSpecial Marine WarningLCH55 min
Jun 2, 2:17 PM CDTAreal Flood AdvisoryLCHCalcasieu, Cameron3 hr
Jun 2, 2:27 PM CDTSpecial Marine WarningLCH93 min
Jun 2, 4:47 PM CDTSpecial Weather StatementLCHAcadia, Avoyelles, Evangeline, Rapides, Saint Landry88 min
Jun 2, 5:45 PM CDTSpecial Weather StatementLCHAvoyelles, Lafayette, Saint Landry, Vermilion90 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.