Alert archive / Louisiana / Flash Flood Warnings in 2024

Flash Flood Warning 81, NWS Lake Charles, LA

May 29, 2024Beauregard Parish, Calcasieu Parish, Louisiana

NWS Lake Charles, LA issued this flash flood warning at May 29, 2024, 6:04 PM CDT for Beauregard Parish, Calcasieu Parish, Louisiana. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 29, 2024, 6:04 PM CDT (23:04 UTC)
Expired: May 29, 2024, 10:45 PM CDT
In force: 5 hr
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon
Flood severity: None

Counties Beauregard Parish, LA, Calcasieu Parish, LA

The radar

The Lake Charles radar (KLCH), 37 km from the middle of the area, began a volume at 23:04 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, 11.1 hours before the alert went out and 38 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: 709 J/kg
Mixed-layer CIN: -111 J/kg
Mixed-layer LCL: 932 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 58 m²/s²
0-3 km storm-relative helicity: 60 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.4

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lake Charles, LA wrote its last area forecast discussion before this flash flood warning went out at May 29, 4:15 PM CDT, 1 hour 49 minutes earlier.

Area forecast discussion, May 29, 4:15 PM CDT, 1 hour 49 minutes before

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In the hours before

Special weather statement, May 29, 4:02 PM CDT, 2 hours 2 minutes before

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Special weather statement, May 29, 4:17 PM CDT, 1 hour 47 minutes before

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Special weather statement, May 29, 4:20 PM CDT, 1 hour 44 minutes before

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Local storm report, May 29, 4:54 PM CDT, 1 hour 10 minutes before

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Special weather statement, May 29, 5:16 PM CDT, 48 minutes before

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Special weather statement, May 29, 5:31 PM CDT, 33 minutes before

Special Weather Statement
National Weather Service Lake Charles LA
531 PM CDT Wed May 29 2024

LAZ030-141-292315-
Beauregard LA-Northern Calcasieu LA-
531 PM CDT Wed May 29 2024

...A STRONG THUNDERSTORM WILL IMPACT SOUTH CENTRAL BEAUREGARD AND
NORTHWESTERN CALCASIEU PARISHES THROUGH 615 PM CDT...

At 531 PM CDT, Doppler radar was tracking a strong thunderstorm near
Buhler, or near De Quincy, moving northeast at 10 mph.

HAZARD...Wind gusts up to 50 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to vegetation and outdoor
         objects is possible.

Locations impacted include...
De Quincy, Ragley, Oretta, Buhler, and Gillis.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3044 9313 3040 9313 3027 9346 3044 9362
      3059 9331
TIME...MOT...LOC 2231Z 232DEG 10KT 3036 9345

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH

78

The office that day

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

Issued	Product	Office	Counties	Lasted
May 29, 10:45 AM CDT	Special Weather Statement	LCH	Vernon	30 min
May 29, 11:15 AM CDT	Special Weather Statement	LCH	Vernon	30 min
May 29, 12:20 PM CDT	Special Weather Statement	LCH	Rapides	25 min
May 29, 12:42 PM CDT	Special Weather Statement	LCH	Rapides	48 min
May 29, 1:15 PM CDT	Severe Thunderstorm Warning	LCH	Avoyelles, Rapides	30 min
May 29, 1:43 PM CDT	Tornado Warning	LCH	Cameron	17 min
May 29, 1:47 PM CDT	Severe Thunderstorm Warning	LCH	Avoyelles, Rapides	28 min
May 29, 4:02 PM CDT	Special Weather Statement	LCH	Vermilion	28 min
May 29, 4:17 PM CDT	Special Weather Statement	LCH	Acadia	28 min
May 29, 5:11 PM CDT	Severe Thunderstorm Warning	LCH	Calcasieu, Cameron	32 min
May 29, 5:16 PM CDT	Special Weather Statement	LCH	Beauregard	44 min
May 29, 5:31 PM CDT	Special Weather Statement	LCH	Calcasieu	44 min
May 29, 6:08 PM CDT	Special Weather Statement	LCH	Beauregard	37 min
May 29, 6:31 PM CDT	Severe Thunderstorm Warning	LCH	Allen, Beauregard, Vernon	44 min
May 29, 6:56 PM CDT	Special Weather Statement	LCH	Vernon	34 min
May 29, 4:20 PM CDT	Special Weather Statement	LCH	Orange	40 min
May 29, 4:49 PM CDT	Severe Thunderstorm Warning	LCH	Hardin, Jefferson	41 min
May 29, 6:58 PM CDT	Special Weather Statement	LCH	Hardin	32 min

Nearby

Flash Flood Warnings in Louisiana, 2024 Every flash flood warning in 2024

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.