Alert archive / Louisiana / Special Weather Statements in 2011

Special Weather Statement, NWS Lake Charles, LA

May 2, 2011Acadia Parish, Saint Landry Parish, Louisiana

NWS Lake Charles, LA issued this special weather statement at May 2, 2011, 11:41 PM CDT for Acadia Parish, Saint Landry Parish, Louisiana. It was in force for 64 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: May 2, 2011, 11:41 PM CDT (04:41 UTC)
Expired: May 3, 2011, 12:45 AM CDT
In force: 64 min
Issued by: NWS Lake Charles, LA

Counties Acadia Parish, LA, Saint Landry Parish, LA

The radar

The Lake Charles radar (KLCH), 107 km from the middle of the area, began a volume at 04:43 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 text

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

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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 May 2, 4:10 PM CDT, 7 hours 31 minutes earlier.

Area forecast discussion, May 2, 4:10 PM CDT, 7 hours 31 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
410 PM CDT MON MAY 2 2011

.SYNOPSIS...
LATEST UPPER AIR ANALYSIS AND WATER VAPOR IMAGERY SHOWS UPPER TROF
AXIS FM THE WRN GRT LAKES EXTENDING SW INTO WRN TX. SWRLY FLOW
AHEAD OF THE SYSTEM WAS BRINGING MOISTURE OVER THE AREA. AT THE
SFC...COLD FRONT HAS BEEN NEARLY STATIONARY OVER THE SABINE RIVER
VALLEY...BUT RECENT OBS INDICATE SOME EASTWARD MOVEMENT THE PAST
FEW HOURS. CONVERGENCE ALONG THE FRONT HAS HELPED TO PRODUCE
SCATTERED SHOWERS AND THUNDERSTORMS THIS AFTN OVER WRN LA AND SE
TX. WHILE NO SEVERE WEATHER HAS BEEN DETECTED...A FEW OF THE
STORMS OVER SE TX HAVE INTENSIFIED OVER THE PAST HALF HOUR.

AHEAD OF THE FRONT...A WARM MOIST AIRMASS IS IN PLACE WITH
TEMPERATURES INTO THE MIDDLE AND UPPER 80S. IN CONTRAST...JASPER
TX HAS BEEN BEHIND THE FRONT THROUGHOUT THE DAY...AND TEMPERATURES
HAVE STRUGGLED TO RISE ABOVE THE MIDDLE 70S. MORE
INTERESTINGLY...THE FRONT HAS SETTLED BETWEEN TWO OBSERVATION
SITES IN BEAUMONT TX SINCE ABOUT 17Z. THROUGH 20Z...KBMT...AN
AWOS...HAS HAD NW WINDS WITH TEMPS IN THE UPPER 70S THIS
AFTN...WHILE 14 MILES TO THE SE...KBPT...OUR OFFICIAL ASOS
STATION...HAS HAS SOUTH WINDS AND TEMPS IN THE LOWER 80S.

&&

.DISCUSSION...
THE UPPER TROF WILL MOVE EAST TONIGHT...HELPING TO NUDGE THE FRONT
ACRS THE AREA. SCT SHOWERS AND THUNDERSTORMS CAN BE EXPECTED THIS
AFTN AND EVENING ALONG THE CONVERGENCE ZONE ASSOCIATED WITH THE
BOUNDARY. ADEQUATE AFTN HEATING HAS TAKEN PLACE ACRS THE LA ZONES
TODAY RESULTING IN CAPES AROUND 2000 J/KG...AND A FEW OF THE
STORMS COULD BE STRONG OR POSSIBLY SEVERE DURING THE LATE AFTN AND
EARLY EVENING HOURS. AT THIS TIME...THE POTENTIAL FOR SEVERE
WEATHER SHOULD REMAIN MARGINAL AND ISOLATED...AND WITH BETTER UPPER
LEVEL ENERGY WEST AND NORTH OF THE AREA...DO NOT EXPECT ANY
ORGANIZED OR WIDESPREAD SEVERE WEATHER.

THE CHANCE FOR SHOWERS AS WELL AS ELEVATED THUNDERSTORMS WILL CONTINUE
OVERNIGHT AS MOISTURE OVERRIDES THE COOLER SFC LAYER BEHIND THE
FRONT. EXPECT A TRANSITION TO LIGHT RAIN EARLY TUESDAY MORNING WITH
PRECIP ENDING FROM WEST TO EAST FROM LATE TUESDAY MORNING INTO
TUESDAY AFTN. MUCH COOLER AIR WILL MOVE INTO THE AREA AS WELL AND
MORNING LOWS ON TUESDAY WILL BE IN THE MIDDLE TO UPPER 50S ACRS
MUCH OF THE AREA.

DRIER AIR WILL FINALLY MOVE INTO THE AREA TUESDAY AFTN AS HIGH
PRESSURE BUILDS INTO THE REGION. SKIES ARE NOT EXPECTED TO CLEAR
UNTIL TUESDAY AFTN...AND MAX TEMPS WILL DEPEND ON HOW QUICKLY
THEY CLEAR. AT THIS TIME...EXPECT TEMPERATURES TO STAY ON THE COOL
SIDE...WITH HIGHS ONLY REACHING THE MIDDLE 60S ACRS PORTIONS OF
CNTL LA...WHILE UPPER 60S TO LOWER 70S WILL BE POSSIBLE ACRS SE
TX.

HIGH PRESSURE WILL PREVAIL THROUGH THE REMAINDER OF THE
WEEK...KEEPING A DRY PATTERN IN PLACE THROUGH NEXT WEEKEND. A
GENERAL WARMING TREND WILL BEGIN THURSDAY AND CONTINUE THROUGH THE
WEEKEND AS THE HIGH MOVES EAST OF THE AREA AND SRLY WINDS DEVELOP.

&&

.MARINE...
A COLD FRONT WILL MOVE WEST TO EAST ACROSS THE COASTAL WATERS
TONIGHT...ACCOMPANIED BY SCATTERED SHOWERS AND THUNDERSTORMS. THE
FRONT WILL EXIT THE EASTERN COASTAL WATERS BY EARLY MORNING TUESDAY.
STRONG OFFSHORE FLOW WILL DEVELOP TUESDAY IN THE WAKE OF THE FRONT
AND A SMALL CRAFT ADVISORY WILL BE IN EFFECT TONIGHT THROUGH
WEDNESDAY MORNING. WINDS WILL DIMINISH ON WEDNESDAY...GRADUALLY
SHIFTING EAST THEN SOUTHEAST THROUGH THE END OF THE WEEK.

&&

.PRELIMINARY POINT TEMPS/POPS...
KLCH  58  69  48  78 /  50  20  10   0
KBPT  57  72  49  79 /  50  10  10   0
KAEX  55  65  45  76 /  50  20  10   0
KLFT  59  67  47  77 /  50  30  10   0

&&

.LCH WATCHES/WARNINGS/ADVISORIES...
LA...NONE.
TX...NONE.
GM...SMALL CRAFT ADVISORY FROM 6 AM TUESDAY TO 7 AM CDT WEDNESDAY FOR
     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 INTRACOASTAL
     CITY, LA TO CAMERON, LA EXTENDING FROM 20 NM TO 60 NM-
     WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY,
     LA EXTENDING FROM 20 NM TO 60 NM.

     SMALL CRAFT ADVISORY FROM MIDNIGHT TONIGHT TO 7 AM CDT WEDNESDAY
     FOR COASTAL WATERS FROM CAMERON, LA TO HIGH ISLAND, TX OUT
     20 NM-WATERS FROM CAMERON, LA TO HIGH ISLAND, TX EXTENDING
     FROM 20 NM TO 60 NM.

     SMALL CRAFT EXERCISE CAUTION FROM MIDNIGHT CDT TONIGHT THROUGH
     LATE TONIGHT FOR CALCASIEU LAKE-SABINE LAKE.

&&

PUBLIC/MARINE...24

Hazardous weather outlook, May 2, 5:26 AM CDT, 18 hours 15 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LAKE CHARLES LA
526 AM CDT MON MAY 2 2011

LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-031115-
VERNON-RAPIDES-AVOYELLES-BEAUREGARD-ALLEN-EVANGELINE-ST. LANDRY-
CALCASIEU-JEFFERSON DAVIS-ACADIA-LAFAYETTE-UPPER ST. MARTIN-
CAMERON-VERMILION-IBERIA-ST. MARY-LOWER ST. MARTIN-TYLER-JASPER-
NEWTON-HARDIN-JEFFERSON-ORANGE-
526 AM CDT MON MAY 2 2011

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
SCATTERED PRE-FRONTAL SHOWERS AND THUNDERSTORMS WILL TRANSITION
OVER TO RAIN WITH PASSAGE OF FRONT THIS EVENING. SEVERE WEATHER IS
NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
RAIN WILL BE COMING TO AN END BY TUESDAY MORNING. DRY WEATHER WILL
RETURN AND REMAIN IN PLACE THROUGH THE WEEKEND.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE REQUIRED.

GMZ430-432-435-450-452-455-470-472-475-031115-
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 EXTENDING FROM 20 NM
TO 60 NM-
WATERS FROM INTRACOASTAL CITY, LA TO CAMERON, LA EXTENDING FROM
20 NM TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY, LA
EXTENDING FROM 20 NM TO 60 NM-
526 AM CDT MON MAY 2 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE NORTHWEST
GULF OF MEXICO.

.DAY ONE...TODAY AND TONIGHT

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

A "SMALL CRAFT ADVISORY" WILL LIKELY BE RE-ISSUED BY OVERNIGHT TUESDAY
INTO WEDNESDAY...FOR MODERATE NORTHERLY WINDS IN WAKE OF DEPARTED
COLD FRONT.

ALSO...THE ACTUAL TIDES WILL BE RUNNING ABOUT A FOOT BELOW THE MEAN-
LOWER-LOW-WATER DATUM FOR TUESDAY NIGHT...AT THE TIME OF LOW TIDE.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE REQUIRED.

Nearby

Special Weather Statements in Louisiana, 2011 Every special weather statement in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.