Alert archive / Texas / Flash Flood Warnings in 2016

Flash Flood Warning 22, NWS Lake Charles, LA

April 18, 2016Calcasieu Parish, Cameron Parish, Louisiana; Hardin County, Jefferson County, Orange County, Texas

NWS Lake Charles, LA issued this flash flood warning at Apr 18, 2016, 1:15 PM CDT for Calcasieu Parish, Cameron Parish, Louisiana; Hardin County, Jefferson County, Orange County, Texas. It was in force for 3 hr. 1 report 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: Apr 18, 2016, 1:15 PM CDT (18:15 UTC)
Expired: Apr 18, 2016, 4:15 PM CDT
In force: 3 hr
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon
Flood severity: None

Counties Calcasieu Parish, LA, Cameron Parish, LA, Hardin County, TX, Jefferson County, TX, Orange County, TX

The radar

The Lake Charles radar (KLCH), 71 km from the middle of the area, began a volume at 18:18 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
Apr 18, 1:58 PM CDT	FLASH FLOOD	1 Wnw Orange, TX	SEVERAL STREETS FLOODED IN PINEHURST. TRAVEL IS DISCOURAGED.

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 12:00Z, 6.3 hours before the alert went out and 73 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: 283 J/kg
Mixed-layer CIN: -37 J/kg
Mixed-layer LCL: 517 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 174 m²/s²
0-3 km storm-relative helicity: 231 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.6

Open this sounding in Storm Lab

The text

As transmitted.

373 
WGUS54 KLCH 181815
FFWLCH
LAC019-023-TXC199-245-361-182115-
/O.NEW.KLCH.FF.W.0022.160418T1815Z-160418T2115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
115 PM CDT MON APR 18 2016

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES  HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHWESTERN CAMERON PARISH IN SOUTHWESTERN LOUISIANA...
  WEST CENTRAL CALCASIEU PARISH IN SOUTHWESTERN LOUISIANA...
  ORANGE COUNTY IN SOUTHEASTERN TEXAS...
  NORTHEASTERN JEFFERSON COUNTY IN SOUTHEASTERN TEXAS...
  SOUTHEASTERN HARDIN COUNTY IN SOUTHEASTERN TEXAS...

* UNTIL 415 PM CDT

* AT 114 PM CDT...DOPPLER RADAR INDICATED HEAVY RAIN ACROSS THE
  WARNED AREA. THREE TO FOUR INCHES OF RAIN HAVE FALLEN. FLASH
  FLOODING IS ALREADY OCCURRING.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  BEAUMONT...PORT ARTHUR...ORANGE...VIDOR...BRIDGE CITY...WEST ORANGE...
  MAURICEVILLE...ROSE CITY...PINE FOREST...LAKEVIEW...FOREST HEIGHTS AND
  ORANGEFIELD.

ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE POSSIBLE IN THE
WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

&&

LAT...LON 3024 9371 3002 9374 2998 9380 3000 9379
      2998 9383 2999 9387 2999 9394 3001 9396
      3001 9400 3003 9400 3003 9403 3007 9403
      3008 9409 3012 9407 3014 9411 3019 9411
      3020 9409 3022 9412 3024 9412

$$

JONES

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 18, 6:25 AM CDT	Flash Flood Watch	LCH	Beauregard, Cameron, Vernon	31 hr
Apr 18, 9:36 AM CDT	Special Marine Warning	LCH		39 min
Apr 18, 10:12 AM CDT	Special Marine Warning	LCH		33 min
Apr 18, 10:38 AM CDT	River Flood Warning	LCH	Beauregard, Calcasieu	58 days
Apr 18, 2:59 PM CDT	Areal Flood Advisory	LCH	Calcasieu	3 hr
Apr 18, 3:47 PM CDT	Small Craft Advisory	LCH		15 hr
Apr 18, 4:23 PM CDT	Special Weather Statement	LCH	Allen, Beauregard, Calcasieu, Cameron, Jefferson Davis	67 min
Apr 18, 4:26 PM CDT	Flash Flood Warning	LCH	Calcasieu, Cameron	3 hr
Apr 18, 6:17 AM CDT	Special Weather Statement	LCH	Hardin	43 min
Apr 18, 6:59 AM CDT	Special Weather Statement	LCH	Hardin	46 min
Apr 18, 7:46 AM CDT	Areal Flood Advisory	LCH	Jefferson	3 hr
Apr 18, 9:05 AM CDT	Areal Flood Advisory	LCH	Jefferson, Orange	3 hr
Apr 18, 9:31 AM CDT	River Flood Warning	LCH	Jefferson, Orange	25 days
Apr 18, 9:44 AM CDT	Flash Flood Warning	LCH	Jefferson	3 hr
Apr 18, 10:15 AM CDT	Flash Flood Warning	LCH	Orange	3 hr
Apr 18, 10:42 AM CDT	Special Weather Statement	LCH	Jefferson	48 min
Apr 18, 11:26 AM CDT	Flash Flood Warning	LCH	Jasper, Newton	3 hr
Apr 18, 11:49 AM CDT	Flash Flood Warning	LCH	Hardin	3 hr
Apr 18, 2:22 PM CDT	Flash Flood Warning	LCH	Jasper, Newton	6 hr
Apr 18, 2:32 PM CDT	Areal Flood Advisory	LCH	Hardin, Jasper, Newton, Tyler	3 hr
Apr 18, 2:52 PM CDT	Areal Flood Warning	LCH	Hardin	30 hr
Apr 18, 3:43 PM CDT	River Flood Warning	LCH	Hardin, Jasper	9 days
Apr 18, 3:43 PM CDT	River Flood Warning	LCH	Hardin	4 days
Apr 18, 3:43 PM CDT	River Flood Warning	LCH	Hardin, Jefferson	11 days

Nearby

Flash Flood Warnings in Texas, 2016 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.