Alert archive / Louisiana / Special Weather Statements in 2021

Special Weather Statement, NWS Lake Charles, LA

March 23, 20217 parishes in Louisiana

NWS Lake Charles, LA issued this special weather statement at Mar 23, 2021, 6:01 AM CDT for 7 parishes in Louisiana. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Mar 23, 2021, 6:01 AM CDT (11:01 UTC)
Expired: Mar 23, 2021, 6:45 AM CDT
In force: 44 min
Issued by: NWS Lake Charles, LA

Counties Acadia Parish, LA, Allen Parish, LA, Calcasieu Parish, LA, Cameron Parish, LA, Evangeline Parish, LA, Jefferson Davis Parish, LA, Saint Landry Parish, LA

The radar

The Lake Charles radar (KLCH), 22 km from the middle of the area, began a volume at 11:02 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 00:00Z, 11.0 hours before the alert went out and 23 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: 82 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 715 m above ground
0-6 km bulk shear: 74 kt
0-1 km storm-relative helicity: 183 m²/s²
0-3 km storm-relative helicity: 405 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Mar 23, 5:26 AM CDT, 35 minutes earlier.

Area forecast discussion, Mar 23, 5:26 AM CDT, 35 minutes before

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Hazardous weather outlook, Mar 23, 5:21 AM CDT, 40 minutes before

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In the hours before

Special weather statement, Mar 23, 3:30 AM CDT, 2 hours 31 minutes before

Special Weather Statement
National Weather Service Lake Charles LA
330 AM CDT Tue Mar 23 2021

TXZ180-259-230845-
Northern Jasper TX-Tyler TX-
330 AM CDT Tue Mar 23 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTH CENTRAL TYLER COUNTY UNTIL
345 AM CDT...

At 329 AM CDT, Doppler radar was tracking a strong thunderstorm over
Rockland, moving east at 35 mph.

Winds in excess of 40 mph will be possible with this storm.

Locations impacted include...
Rockland.

LAT...LON 3105 9449 3103 9448 3103 9447 3104 9444
      3107 9429 3102 9427 3098 9446 3104 9450
TIME...MOT...LOC 0829Z 256DEG 32KT 3103 9441

Stigger/87

Special weather statement, Mar 23, 4:32 AM CDT, 1 hour 29 minutes before

Special Weather Statement
National Weather Service Lake Charles LA
432 AM CDT Tue Mar 23 2021

LAZ031>033-041>043-073-074-231015-
West Cameron LA-Calcasieu LA-Acadia LA-Jefferson Davis LA-
St. Landry LA-Evangeline LA-Allen LA-East Cameron LA-
432 AM CDT Tue Mar 23 2021

...SPECIAL WEATHER STATEMENT...

At 431 AM CDT, Doppler radar was tracking thunderstorms along a line
extending from near Duralde to near Johnsons Bayou. Movement was
northeast at 30 mph.

Winds in excess of 30 mph will be possible with these storms.

Locations impacted include...
Lake Charles, Sulphur, Opelousas, Eunice, Jennings, Oakdale, Ville
Platte, Cameron, Westlake, Church Point, Mamou, Welsh, Iowa, Lake
Arthur, Kinder, Basile, Oberlin, Iota, Elton and Mermentau.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Heavy rainfall is also occurring with these storms, and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 2979 9390 2985 9379 2995 9376 3000 9377
      3041 9321 3040 9313 3046 9313 3099 9239
      3087 9224 3085 9224 3085 9221 3059 9189
      2978 9317 2978 9333 2979 9332 2980 9334
      2978 9335 2974 9374 2970 9384
TIME...MOT...LOC 0931Z 230DEG 24KT 3058 9256 2982 9368

Stigger/87

Special weather statement, Mar 23, 5:17 AM CDT, 44 minutes before

Special Weather Statement
National Weather Service Lake Charles LA
517 AM CDT Tue Mar 23 2021

LAZ031>033-041>043-073-074-231100-
West Cameron LA-Calcasieu LA-Acadia LA-Jefferson Davis LA-
St. Landry LA-Evangeline LA-Allen LA-East Cameron LA-
517 AM CDT Tue Mar 23 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN CAMERON...JEFFERSON
DAVIS...EVANGELINE...NORTHERN ACADIA...CALCASIEU...CENTRAL ST. LANDRY
AND SOUTHERN ALLEN PARISHES UNTIL 600 AM CDT...

At 516 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Grand Prairie to near Mamou. Movement was
northeast at 45 mph.

Winds in excess of 40 mph will be possible with these storms.

Locations impacted include...
Lake Charles, Sulphur, Opelousas, Eunice, Jennings, Oakdale, Ville
Platte, Cameron, Westlake, Church Point, Mamou, Welsh, Iowa, Lake
Arthur, Kinder, Basile, Oberlin, Iota, Elton and Mermentau.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Heavy rainfall is also occurring with these storms, and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
office in Lake Charles.

&&

LAT...LON 2979 9390 2985 9379 2997 9376 2999 9379
      3001 9376 3041 9322 3040 9313 3047 9313
      3100 9238 3088 9224 3085 9224 3085 9220
      3059 9189 2977 9318 2976 9334 2979 9332
      2980 9334 2976 9335 2975 9366 2970 9384
TIME...MOT...LOC 1016Z 236DEG 57KT 3070 9220 3008 9329

Stigger/87

Special weather statement, Mar 23, 5:20 AM CDT, 41 minutes before

Special Weather Statement
National Weather Service Lake Charles LA
520 AM CDT Tue Mar 23 2021

TXZ180-201-259-260-231100-
Hardin TX-Northern Newton TX-Northern Jasper TX-Tyler TX-
520 AM CDT Tue Mar 23 2021

...SPECIAL WEATHER STATEMENT...

At 520 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 7 miles southeast of Ebenezer to near Hardin.
Movement was east at 40 mph.

Winds in excess of 30 mph will be possible with these storms.

Locations impacted include...
Jasper, Woodville, Kountze, Colmesneil, Rockland, Warren, Town Bluff,
Thicket, Saratoga, Ebenezer, Fred, Wildwood, Browndell, Votaw,
Mayflower, Batson, Spurger, Harrisburg, Village Mills and Caney Head.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
office in Lake Charles.

&&

LAT...LON 3049 9454 3079 9461 3105 9437 3111 9406
      3114 9398 3115 9355 3018 9441 3021 9463
      3049 9473
TIME...MOT...LOC 1020Z 273DEG 33KT 3094 9411 3020 9478

Stigger/87

Local storm report, Mar 23, 5:43 AM CDT, 18 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
543 AM CDT TUE MAR 23 2021

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0500 AM     FLASH FLOOD      LAKE CHARLES            30.21N 93.20W
03/23/2021                   CALCASIEU          LA   CO-OP OBSERVER

            WATER OVER THE ROAD AT TANK FARM RD AND TANGUERAY RD

&&

K. KUYPER

Special weather statement, Mar 23, 6:01 AM CDT, 0 minutes before

Special Weather Statement
National Weather Service Lake Charles LA
601 AM CDT Tue Mar 23 2021

LAZ028>033-041>043-073-074-TXZ215-216-231145-
West Cameron LA-Avoyelles LA-St. Landry LA-Evangeline LA-Allen LA-
Rapides LA-Calcasieu LA-Acadia LA-Jefferson Davis LA-Beauregard LA-
East Cameron LA-Jefferson TX-Orange TX-
601 AM CDT Tue Mar 23 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN CAMERON...
SOUTHEASTERN RAPIDES...JEFFERSON DAVIS...EVANGELINE...SOUTHEASTERN
BEAUREGARD...NORTHERN ACADIA...CALCASIEU...SOUTHWESTERN AVOYELLES...
ST. LANDRY AND ALLEN PARISHES...SOUTHERN JEFFERSON AND SOUTHEASTERN
ORANGE COUNTIES UNTIL 645 AM CDT...

At 600 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Whiteville to 16 miles east of High
Island. Movement was southeast at 10 mph.

Winds in excess of 40 mph will be possible with these storms.

Locations impacted include...
Lake Charles, Port Arthur, Sulphur, Orange, Opelousas, Groves, Port
Neches, Eunice, Jennings, Bridge City, Oakdale, Ville Platte,
Cameron, Westlake, Church Point, Bunkie, West Orange, Mamou, Welsh
and Vinton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Heavy rainfall is also occurring with these storms, and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 2969 9435 3116 9226 3086 9180 3086 9182
      3065 9175 2977 9329 2980 9334 2976 9335
      2975 9368 2969 9384 2980 9391 2985 9379
      2998 9378 2999 9378 3000 9379 2999 9386
      2968 9397 2959 9428
TIME...MOT...LOC 1100Z 328DEG 11KT 3075 9208 2961 9413

Stigger/87

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 23, 4:32 AM CDT	Special Weather Statement	LCH	Acadia, Allen, Calcasieu, Cameron, Evangeline, Jefferson Davis and 1 more	43 min
Mar 23, 5:06 AM CDT	Flash Flood Warning	LCH	Calcasieu, Jefferson Davis	84 min
Mar 23, 5:08 AM CDT	Flash Flood Watch	LCH	Allen, Cameron, Evangeline, Lafayette, Saint Landry, Saint Martin	8 hr
Mar 23, 5:17 AM CDT	Special Weather Statement	LCH	Acadia, Allen, Calcasieu, Cameron, Evangeline, Jefferson Davis and 1 more	43 min
Mar 23, 5:45 AM CDT	Flash Flood Warning	LCH	Acadia, Allen, Calcasieu, Cameron, Evangeline, Jefferson Davis and 1 more	2 hr
Mar 23, 6:10 AM CDT	Tornado Warning	LCH	Acadia, Allen, Evangeline, Jefferson Davis, Saint Landry	35 min
Mar 23, 6:36 AM CDT	Tornado Warning	LCH	Saint Landry	24 min
Mar 23, 6:45 AM CDT	Special Marine Warning	LCH		60 min
Mar 23, 6:51 AM CDT	Severe Thunderstorm Warning	LCH	Jefferson Davis	24 min
Mar 23, 7:08 AM CDT	Severe Thunderstorm Warning	LCH	Avoyelles, Evangeline, Saint Landry	37 min
Mar 23, 7:19 AM CDT	Severe Thunderstorm Warning	LCH	Cameron	26 min
Mar 23, 7:24 AM CDT	Severe Thunderstorm Warning	LCH	Allen, Evangeline	21 min
Mar 23, 7:30 AM CDT	Special Marine Warning	LCH		30 min
Mar 23, 7:43 AM CDT	Flash Flood Warning	LCH	Acadia, Allen, Avoyelles, Calcasieu, Cameron, Evangeline and 3 more	2 hr
Mar 23, 7:43 AM CDT	Severe Thunderstorm Warning	LCH	Cameron	62 min
Mar 23, 7:45 AM CDT	Severe Thunderstorm Warning	LCH	Avoyelles, Saint Landry	30 min
Mar 23, 8:16 AM CDT	Tornado Warning	LCH	Saint Landry	29 min
Mar 23, 8:24 AM CDT	Tornado Warning	LCH	Cameron, Vermilion	36 min
Mar 23, 8:45 AM CDT	Severe Thunderstorm Warning	LCH	Saint Landry, Saint Martin	45 min
Mar 23, 8:53 AM CDT	Tornado Warning	LCH	Acadia, Lafayette, Vermilion	37 min
Mar 23, 9:25 AM CDT	Severe Thunderstorm Warning	LCH	Iberia, Lafayette, Saint Martin, Vermilion	50 min
Mar 23, 9:48 AM CDT	Areal Flood Warning	LCH	Acadia, Allen, Avoyelles, Calcasieu, Cameron, Evangeline and 2 more	3 hr
Mar 23, 10:13 AM CDT	Severe Thunderstorm Warning	LCH	Iberia, Saint Martin	32 min
Mar 23, 10:44 AM CDT	Special Marine Warning	LCH		16 min
Mar 23, 11:58 AM CDT	River Flood Warning	LCH	Calcasieu	21 days
Mar 23, 11:58 AM CDT	River Flood Warning	LCH	Acadia, Evangeline, Saint Landry	4 days
Mar 23, 11:58 AM CDT	River Flood Warning	LCH	Calcasieu	5 days
Mar 23, 12:08 PM CDT	Special Marine Warning	LCH		52 min
Mar 23, 3:19 PM CDT	Flash Flood Warning	LCH	Iberia, St. Mary	116 min
Mar 23, 3:43 PM CDT	Small Craft Advisory	LCH		12 hr
Mar 23, 6:00 PM CDT	Special Marine Warning	LCH		90 min
Mar 23, 2:57 AM CDT	Severe Thunderstorm Warning	LCH	Tyler	33 min
Mar 23, 3:30 AM CDT	Special Weather Statement	LCH	Tyler	15 min
Mar 23, 5:20 AM CDT	Special Weather Statement	LCH	Hardin, Jasper, Tyler	40 min

Nearby

Special Weather Statements in Louisiana, 2021 Every special weather statement in 2021

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.