Alert archive / Louisiana / Flash Flood Warnings in 2002

Flash Flood Warning 18, NWS Lake Charles, LA

October 29, 2002Vermilion Parish, Louisiana

NWS Lake Charles, LA issued this flash flood warning at Oct 29, 2002, 4:58 AM CST for Vermilion Parish, Louisiana. It was in force for 2 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: Oct 29, 2002, 4:58 AM CST (10:58 UTC)
Expired: Oct 29, 2002, 7:00 AM CST
In force: 2 hr
Issued by: NWS Lake Charles, LA
Area: Counties, with a storm outline in the text

County Vermilion Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 11.0 hours before the alert went out and 94 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: 51 J/kg
Mixed-layer CIN: -148 J/kg
Mixed-layer LCL: 1502 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 102 m²/s²
0-3 km storm-relative helicity: 106 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS54 KLCH 291058
FFWLCH
LAC113-291300-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
456 AM CST TUE OCT 29 2002

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  VERMILION PARISH IN SOUTHWEST LOUISIANA

* UNTIL 700 AM CST

* AT 451 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR ESTIMATED   
THAT OVER 2 INCHES OF RAIN HAS FALLEN ACROSS THE NORTHERN PORTIONS
OF VERMILION PARISH DURING THE PAST COUPLE OF HOURS. 1 TO 3 INCHES
OF ADDITIONAL RAINFALL IS EXPECTED IN THE WARNED AREA THROUGH 7 AM.

LAT...LON 2999 9204 2961 9224 2971 9256 2998 9251

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 29, 12:07 AM CST	Severe Thunderstorm Warning	LCH	Calcasieu	58 min
Oct 29, 12:25 AM CST	Tornado Warning	LCH	Calcasieu	35 min
Oct 29, 12:54 AM CST	Flash Flood Warning	LCH	Calcasieu	3 hr
Oct 29, 1:04 AM CST	Severe Thunderstorm Warning	LCH	Calcasieu	56 min
Oct 29, 1:33 AM CST	Severe Thunderstorm Warning	LCH	Allen, Beauregard	57 min
Oct 29, 1:35 AM CST	Severe Thunderstorm Warning	LCH	Allen, Beauregard	55 min
Oct 29, 1:57 AM CST	Severe Thunderstorm Warning	LCH	Jefferson Davis	63 min
Oct 29, 2:16 AM CST	Tornado Warning	LCH	Allen	29 min
Oct 29, 2:25 AM CST	Severe Thunderstorm Warning	LCH	Acadia	65 min
Oct 29, 2:32 AM CST	Severe Thunderstorm Warning	LCH	Evangeline	58 min
Oct 29, 2:38 AM CST	Tornado Warning	LCH	Acadia, Evangeline, Saint Landry	37 min
Oct 29, 2:59 AM CST	Flash Flood Warning	LCH	Cameron	3 hr
Oct 29, 3:05 AM CST	Severe Thunderstorm Warning	LCH	Lafayette	55 min
Oct 29, 3:13 AM CST	Flash Flood Warning	LCH	Lafayette	3 hr
Oct 29, 3:20 AM CST	Severe Thunderstorm Warning	LCH	Saint Landry	55 min
Oct 29, 3:29 AM CST	Flash Flood Warning	LCH	Beauregard	3 hr
Oct 29, 3:32 AM CST	Special Marine Warning	LCH		58 min
Oct 29, 3:32 AM CST	Special Marine Warning	LCH		58 min
Oct 29, 3:32 AM CST	Severe Thunderstorm Warning	LCH	Saint Martin	58 min
Oct 29, 3:42 AM CST	Tornado Warning	LCH	Saint Martin	33 min
Oct 29, 4:02 AM CST	Flash Flood Warning	LCH	Calcasieu	2 hr
Oct 29, 6:02 AM CST	Flash Flood Warning	LCH	Iberia	118 min

Nearby

Flash Flood Warnings in Louisiana, 2002 Every flash flood warning in 2002

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.