Alert archive / Louisiana / Special Weather Statements in 2012
Special Weather Statement, NWS Lake Charles, LA
NWS Lake Charles, LA issued this special weather statement at Aug 18, 2012, 5:01 PM CDT for Beauregard Parish, Louisiana. It was in force for 29 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
- Aug 18, 2012, 5:01 PM CDT (22:01 UTC)
- Expired
- Aug 18, 2012, 5:30 PM CDT
- In force
- 29 min
- Issued by
- NWS Lake Charles, LA
County Beauregard Parish, LA
The radar
The Lake Charles radar (KLCH), 44 km from the middle of the area, began a volume at 22:02 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 12:00Z, 10.0 hours before the alert went out and 46 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.
- Mixed-layer CAPE
- 3254 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 758 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>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 Aug 18, 3:49 PM CDT, 1 hour 12 minutes earlier.
Area forecast discussion, Aug 18, 3:49 PM CDT, 1 hour 12 minutes before
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</html>Hazardous weather outlook, Aug 18, 5:43 AM CDT, 11 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LAKE CHARLES LA 543 AM CDT SAT AUG 18 2012 LAZ027>033-041>045-052>055-073-074-TXZ180-201-215-216-259>262- 191045- VERNON-RAPIDES-AVOYELLES-BEAUREGARD-ALLEN-EVANGELINE-ST. LANDRY- CALCASIEU-JEFFERSON DAVIS-ACADIA-LAFAYETTE-UPPER ST. MARTIN- VERMILION-IBERIA-ST. MARY-LOWER ST. MARTIN-WEST CAMERON- EAST CAMERON-TYLER-HARDIN-JEFFERSON-ORANGE-NORTHERN JASPER- NORTHERN NEWTON-SOUTHERN JASPER-SOUTHERN NEWTON- 543 AM CDT SAT AUG 18 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL LOUISIANA...SOUTH CENTRAL LOUISIANA...SOUTHWEST LOUISIANA...WEST CENTRAL LOUISIANA AND SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT A NEARLY STATIONARY SURFACE FRONT WILL REMAIN NORTH OF THE AREA THROUGH TONIGHT. THE COMBINATION OF THE FRONT...ABUNDANT MOISTURE OVER THE AREA AND A SERIES OF UPPER LEVEL DISTURBANCES WILL PRODUCE SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS TODAY. WIDESPREAD SEVERE WEATHER IS NOT EXPECTED ALTHOUGH A FEW STRONG TO SEVERE STORMS WILL BE POSSIBLE. THE PRIMARY THREATS ASSOCIATED WITH THE STORMS WILL BE FREQUENT CLOUD TO GROUND LIGHTNING...STRONG GUSTY WINDS...AND LOCALLY HEAVY RAINFALL. SHOWERS AND THUNDERSTORMS WILL DIMINISH DURING THE EVENING...BUT SCATTERED SHOWERS OR THUNDERSTORMS WILL BE POSSIBLE DURING THE OVERNIGHT HOURS FROM THE LAKES AREA OF EAST TEXAS INTO CENTRAL LOUISIANA AS ANOTHER DISTURBANCE BRINGS A COMPLEX OF THUNDERSTORMS SOUTHEAST TOWARD THE REGION. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THE SURFACE FRONT WILL GRADUALLY MOVE SOUTH SUNDAY...CROSSING THE AREA SUNDAY NIGHT INTO MONDAY. THE FRONT...COMBINED WITH ABUNDANT MOISTURE AND PASSING DISTURBANCES ALOFT...WILL PRODUCE WIDESPREAD SHOWERS AND THUNDERSTORMS SUNDAY. THE STORMS WILL BE CAPABLE OF PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING...GUSTY WINDS...AND LOCALLY HEAVY RAINFALL WHICH COULD CAUSE MINOR FLOODING OF DITCHES OF LOW-LYING AREAS AS WELL AS PONDING OF WATER ON ROADWAYS. RAIN CHANCES WILL END FROM NORTH TO SOUTH ON MONDAY...WITH DRIER WEATHER AND SLIGHTLY COOLER MORNINGS EXPECTED TUESDAY AND WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. GMZ430-432-435-450-452-455-470-472-475-191045- SABINE LAKE-CALCASIEU LAKE-VERMILION BAY- COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM- COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM- COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA OUT 20 NM- WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM- WATERS FROM INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM- WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM 20 TO 60 NM- 543 AM CDT SAT AUG 18 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE NORTHWEST GULF OF MEXICO. .DAY ONE...TODAY AND TONIGHT MAINLY LIGHT ONSHORE WINDS ARE EXPECTED. HOWEVER...SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP TODAY. THESE STORMS WILL BE CAPABLE OF PRODUCING LOCALLY HIGHER WINDS AND SEAS...ALONG WITH FREQUENT CLOUD TO WATER LIGHTNING AND HEAVY RAINFALL WHICH COULD REDUCE VISIBILITIES TO LESS THAN ONE MILE. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THE SURFACE FRONT WILL GRADUALLY MOVE SOUTH SUNDAY...ENTERING THE NORTHERN GULF BY MONDAY MORNING. SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS CAN BE EXPECTED SUNDAY AS PASSING DISTURBANCES ALOFT COMBINE WITH THE SURFACE BOUNDARY. THE STORMS WILL BE CAPABLE OF PRODUCING LOCALLY HIGHER WINDS AND SEAS...ALONG WITH FREQUENT CLOUD TO WATER LIGHTNING AND HEAVY RAINFALL GREATLY REDUCING VISIBILITIES. RAIN CHANCES WILL DIMINISH BY MONDAY NIGHT ALTHOUGH A SLIGHT CHANCE FOR SHOWERS OR THUNDERSTORMS WILL PERSIST THROUGH THE WEEK AS THE FRONT STALLS OVER THE NORTHERN GULF. A LIGHT TO MODERATE OFFSHORE FLOW WILL DEVELOP IN THE WAKE OF THE FRONT MONDAY...CONTINUING THROUGH MIDWEEK. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. 24
In the hours before
Local storm report, Aug 18, 1:53 PM CDT, 3 hours 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
153 PM CDT SAT AUG 18 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0140 PM FUNNEL CLOUD HOLLY BEACH 29.78N 93.46W
08/18/2012 CAMERON LA PUBLIC
PUBLIC REPORTED A FUNNEL CLOUD THAT WENT BACK INTO THE
CLOUDS ARE A COUPLE OF MINUTES NEAR HOLLY BEACH.
&&
JNUNNSpecial weather statement, Aug 18, 2:00 PM CDT, 3 hours 1 minute before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAKE CHARLES LA 200 PM CDT SAT AUG 18 2012 LAZ027>033-041>045-052>055-073-074-TXZ180-201-215-216-259>262- 182100- VERNON-RAPIDES-AVOYELLES-BEAUREGARD-ALLEN-EVANGELINE-ST. LANDRY- CALCASIEU-JEFFERSON DAVIS-ACADIA-LAFAYETTE-UPPER ST. MARTIN- VERMILION-IBERIA-ST. MARY-LOWER ST. MARTIN-WEST CAMERON- EAST CAMERON-TYLER-HARDIN-JEFFERSON-ORANGE-NORTHERN JASPER- NORTHERN NEWTON-SOUTHERN JASPER-SOUTHERN NEWTON- INCLUDING THE CITIES OF...LEESVILLE...NEW LLANO...ALEXANDRIA... PINEVILLE...MARKSVILLE...BUNKIE...COTTONPORT...SIMMESPORT... MANSURA...DE RIDDER...OAKDALE...KINDER...VILLE PLATTE...MAMOU... OPELOUSAS...EUNICE...LAKE CHARLES...SULPHUR...JENNINGS...WELSH... LAKE ARTHUR...CROWLEY...RAYNE...CHURCH POINT...LAFAYETTE... BREAUX BRIDGE...ST. MARTINVILLE...ABBEVILLE...KAPLAN... NEW IBERIA...MORGAN CITY...FRANKLIN...PATTERSON...BERWICK... BAYOU VISTA...STEPHENSVILLE...HACKBERRY...HOLLY BEACH...CAMERON... GRAND CHENIER...WOODVILLE...COLMESNEIL...LUMBERTON...SILSBEE... BEAUMONT...PORT ARTHUR...ORANGE...VIDOR...BRIDGE CITY...JASPER... KIRBYVILLE...NEWTON...BUNA...DEWEYVILLE 200 PM CDT SAT AUG 18 2012 ...TROPICAL FUNNEL CLOUDS POSSIBLE... ...THE NATIONAL WEATHER SERVICE HAS RECEIVED A REPORT OF A FUNNEL CLOUD DOWN IN CAMERON PARISH IN SOUTHERN LOUISIANA... A VERY MOIST AND UNSTABLE TROPICAL AIRMASS IS IN PLACE ACROSS THE AREA. MEANWHILE...THE VERTICAL WIND PROFILE OVER THE AREA IS LIGHT AND VARIABLE. THESE CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF TROPICAL FUNNEL CLOUDS...ESPECIALLY WHERE RAIN COOLED BOUNDARIES...KNOWN AS OUTFLOW BOUNDARIES...AND THE SEABREEZE COLLIDE. THESE TROPICAL FUNNEL CLOUDS ARE USUALLY SHORT-LIVED AND DO NOT REACH THE GROUND. IF THE FUNNEL CLOUD BECOMES MORE SEVERE AND REACHES THE GROUND...MINOR DAMAGE MAY OCCUR...AND A TORNADO WARNING WILL LIKELY BE ISSUED. STAY TUNED FOR LATER STATEMENTS AND UPDATES ON THIS WEATHER SITUATION. K. KUYPER
Local storm report, Aug 18, 2:40 PM CDT, 2 hours 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
240 PM CDT SAT AUG 18 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0238 PM FUNNEL CLOUD IOWA 30.24N 93.01W
08/18/2012 CALCASIEU LA EMERGENCY MNGR
FUNNEL CLOUD REPORTED NEAR IOWA
&&
K. KUYPERSpecial weather statement, Aug 18, 2:47 PM CDT, 2 hours 14 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
247 PM CDT SAT AUG 18 2012
LAZ027>033-042-043-182045-
ST. LANDRY LA-RAPIDES LA-EVANGELINE LA-BEAUREGARD LA-ALLEN LA-
ACADIA LA-VERNON LA-AVOYELLES LA-JEFFERSON DAVIS LA-
247 PM CDT SAT AUG 18 2012
...SIGNIFICANT WEATHER ADVISORY FOR ST. LANDRY...RAPIDES...
EVANGELINE...BEAUREGARD...ALLEN...ACADIA...VERNON...AVOYELLES AND
JEFFERSON DAVIS PARISHES UNTIL 345 PM CDT...
AT 242 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
LINE OF STRONG THUNDERSTORMS...ALONG A LINE EXTENDING FROM EFFIE TO
DRY CREEK IN SOUTHERN LOUISIANA...MOVING EAST SOUTHEAST AT 15 MPH.
* THE LINE OF STRONG THUNDERSTORMS WILL BE NEAR...
REEVES BY 250 PM...
OAKDALE BY 255 PM...
CHENEYVILLE BY 300 PM...
MARKSVILLE BY 305 PM...
BROUILLETTE...ALLEN PARISH AIRPORT AND LEBLANC BY 310 PM...
HARMONY BY 315 PM...
THE PRIMARY THREATS FROM THESE STORMS ARE FREQUENT LIGHTNING AND WIND
GUSTS TO NEAR 45 MPH...WHICH COULD DOWN TREE LIMBS AND BLOW AROUND
UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE HOME OR BUILDING
UNTIL THESE STORMS HAVE PASSED.
THESE STORMS COULD PRODUCE RAINFALL AMOUNTS OF TWO TO THREE INCHES
IN A SHORT PERIOD OF TIME...RESULTING IN PONDING OF WATER AROUND LOW
LYING ROADWAYS. REMEMBER...DO NOT DRIVE YOUR VEHICLE INTO WATER
COVERED ROADWAYS. THE DEPTH MAY BE TOO GREAT TO ALLOW A SAFE
CROSSING.
LAT...LON 3122 9199 3124 9192 3129 9193 3127 9184
3123 9179 3120 9170 3106 9171 3098 9180
3086 9181 3064 9192 3028 9289 3067 9320
3128 9226 3132 9204
K. KUYPERSpecial weather statement, Aug 18, 3:17 PM CDT, 1 hour 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
317 PM CDT SAT AUG 18 2012
LAZ027-030-031-041-042-TXZ260-182115-
NORTHERN NEWTON TX-BEAUREGARD LA-ALLEN LA-VERNON LA-CALCASIEU LA-
JEFFERSON DAVIS LA-
317 PM CDT SAT AUG 18 2012
...SIGNIFICANT WEATHER ADVISORY FOR NEWTON COUNTY...SIGNIFICANT
WEATHER ADVISORY FOR BEAUREGARD...ALLEN...VERNON...CALCASIEU AND
JEFFERSON DAVIS PARISHES UNTIL 415 PM CDT...
AT 312 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
LINE OF STRONG THUNDERSTORMS...ALONG A LINE EXTENDING FROM BON WEIR
TO 7 MILES WEST OF SINGER TO 8 MILES WEST OF RAGLEY TO REEVES...
MOVING SOUTHEAST AT 10 MPH.
* THE LINE OF STRONG THUNDERSTORMS WILL BE NEAR...
RAGLEY BY 330 PM...
BIVENS AND ORETTA BY 345 PM...
TOPSY...FIELDS...DE QUINCY AND GILLIS BY 415 PM...
THE PRIMARY THREATS FROM THESE STORMS ARE FREQUENT LIGHTNING AND WIND
GUSTS TO NEAR 40 MPH...WHICH COULD DOWN TREE LIMBS AND BLOW AROUND
UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE HOME OR BUILDING
UNTIL THESE STORMS HAVE PASSED.
THESE STORMS COULD PRODUCE RAINFALL AMOUNTS OF TWO TO THREE INCHES
IN A SHORT PERIOD OF TIME...RESULTING IN PONDING OF WATER AROUND LOW
LYING ROADWAYS. REMEMBER...DO NOT DRIVE YOUR VEHICLE INTO WATER
COVERED ROADWAYS. THE DEPTH MAY BE TOO GREAT TO ALLOW A SAFE
CROSSING.
LAT...LON 3082 9328 3067 9320 3045 9302 3034 9326
3045 9352 3064 9380 3082 9376 3089 9363
3090 9347
K. KUYPERSpecial weather statement, Aug 18, 5:01 PM CDT, 0 minutes before
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</html>The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 2:47 PM CDT | Special Weather Statement | LCH | Allen, Avoyelles, Evangeline | 58 min |
| Aug 18, 3:17 PM CDT | Special Weather Statement | LCH | Beauregard | 58 min |
Nearby
Special Weather Statements in Louisiana, 2012Every special weather statement in 2012
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.