Alert archive / Louisiana / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 144, NWS New Orleans, LA

June 16, 2008Lafourche Parish, Louisiana

NWS New Orleans, LA issued this severe thunderstorm warning at Jun 16, 2008, 6:00 PM CDT for Lafourche Parish, Louisiana. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 16, 2008, 6:00 PM CDT (23:00 UTC)
Expired: Jun 16, 2008, 6:30 PM CDT
In force: 30 min
Issued by: NWS New Orleans, LA
Area: Storm-based polygon

County Lafourche Parish, LA

What forecasters said that day

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

NWS New Orleans, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 16, 3:43 PM CDT, 2 hours 17 minutes earlier.

Area forecast discussion, Jun 16, 3:43 PM CDT, 2 hours 17 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEW ORLEANS LA
343 PM CDT MON JUN 16 2008

.SYNOPSIS...
RATHER WEAK PRESSURE GRADIENT ACROSS THE AREA THIS
AFTERNOON...WITH THE MAIN FRONT NEAR A MEMPHIS TO OKLAHOMA CITY
LINE. DIFFERENTIAL HEATING HAS AIDED THE DEVELOPMENT OF ISOLATED
THUNDERSTORMS ACROSS THE AREA. WITH DRIER AIR MOVING INTO THE
AREA...GUSTY WINDS HAVE BEEN REPORTED WITH A FEW OF THE STORMS.
OUTSIDE OF THUNDERSTORMS...TEMPERATURES HAVE GENERALLY BEEN IN THE
LOWER TO MIDDLE 90S. DEWPOINTS HAVE BEEN IN THE 60S NORTH TO LOW
TO MID 70S SOUTH.
&&

.SHORT TERM...
WILL HOLD ISOLATED CONVECTION IN THE FORECAST UNTIL ABOUT 02Z
TONIGHT. COMPLEX OVER NW LOUISIANA LIKELY TO STAY WEST OF THE
AREA. AIRMASS MOISTENS UP AGAIN TOMORROW AND WEDNESDAY...SO AREAL
COVERAGE WILL MOVE INTO THE SCATTERED RANGE...BEFORE DRIER AIR
RETURNS ON THURSDAY. AS WE ARE IN NORTHWEST FLOW...TIMING OF
IMPULSES GETS DIFFICULT. CONFIDENCE IN COLD FRONT PASSAGE FOR
ENTIRE AREA IS LOW. SOME PERIOD IN THE NEXT 3 DAYS WILL PROBABLY FALL
INTO THE LIKELY RANGE ON POPS...BUT THE PARTICULAR IMPULSE TO DO
THIS WONT BE APPARENT UNTIL 12-24 HOURS AHEAD OF TIME...IF THAT
FAR.

TEMPERATURES HAVE GENERALLY GONE ABOVE GUIDANCE IN AREAS THAT DO
NOT SEE RAIN FOR HIGH TEMPERATURES. MAV AND MET DATA ARE FAIRLY
CLOSE...BUT WEDNESDAY TEMPERATURES APPEAR TO BE A LITTLE TOO COOL.
WILL LOWER PREVIOUS MAX FORECAST FOR WEDNESDAY...BUT STILL ABOVE
GUIDANCE. THURSDAY TEMPERATURES NEAR OR SLIGHTLY ABOVE NORMAL. 35
&&

.LONG TERM...
GENERALLY NORTHWEST FLOW WILL CONTINUE THROUGH THE EXTENDED
PERIOD. TIMING OF IMPULSES THIS FAR OUT IS PROBLEMATICAL. NCEP AND
GFS GUIDANCE HIGHLIGHTS SATURDAY AS THE MOST LIKELY DAY FOR
PRECIPITATION. WILL GO WITH HIGHEST POPS ON SATURDAY...BUT STILL
IN THE CHANCE RANGE. TEMPERATURES WILL BE WITHIN A COUPLE OF
DEGREES OF NORMAL FOR THE EXTENDED PERIOD. 35
&&

.AVIATION...
HAVE LEFT OUT MENTION OF SHRA/TSRA FROM THE TAFS DUE TO THE ISOLATED
NATURE OF THE CONVECTION. SOME SHRA HAS BEEN IN THE VICINITY OF A
FEW SITES...AND A FEW NON-TAF AIRPORTS HAVE EXPERIENCED TSRA WITH
WIND GUSTS IN THE 30-35 KNOT RANGE. MAY HAVE TO AMEND ONE OR TWO TAF
SITES YET THIS AFTERNOON IF CONVECTION CONTINUES TO MEANDER TOWARDS
THE TERMINALS. OTHERWISE...VFR WEATHER WILL CONTINUE OUTSIDE OF RAIN
AREAS THROUGH TUESDAY MORNING. 22

.MARINE...
LIGHT WINDS AND LOW SEAS SHOULD PREVAIL THROUGH TUESDAY. NORTHERLY
WINDS MAY INCREASE TO THE 10 TO 15 KNOTS RANGE AT TIMES BEHIND THE
WEAK COLD FRONT ON WEDNESDAY. 22
&&

.PRELIMINARY POINT TEMPS/POPS...
MCB  70  92  70  91 /  20  40  30  30
BTR  74  94  72  90 /  20  40  30  30
MSY  75  92  75  89 /  20  40  30  30
GPT  74  91  72  89 /  20  40  30  30

&&

.LIX WATCHES/WARNINGS/ADVISORIES...
LA...NONE.
GM...NONE.
MS...NONE.
GM...NONE.
&&

In the hours before

Special weather statement, Jun 16, 4:23 PM CDT, 1 hour 37 minutes before

LAZ059-060-162200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
423 PM CDT MON JUN 16 2008

...BROKEN LINE OF THUNDERSTORMS WITH STRONG GUSTY WINDS AFFECTING
PORTIONS OF ST CHARLES AND LAFOURCHE PARISHES...

AT 418 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
BROKEN LINE OF THUNDERSTORMS WITH STRONG GUSTY WINDS EXTENDING FROM
8 MILES EAST OF THIBODAUX TO 15 MILES NORTHEAST OF HOUMA TO 10 MILES
SOUTHWEST OF AVONDALE.  THIS LINE OF THUNDERSTORMS WAS NEARLY
STATIONARY.

STRONG THUNDERSTORMS WILL BE NEAR...
DES ALLEMANDS AT 500 PM.

WIND GUSTS TO 45 MPH ARE POSSIBLE WITH THIS STORM.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG
BUILDING. GUSTY WINDS...VERY HEAVY RAIN...AND DEADLY LIGHTNING ARE
ALL POSSIBLE WITH THIS THUNDERSTORM. STAY INSIDE AWAY FROM WINDOWS
UNTIL THE STORM HAS PASSED.

BE PREPARED TO TAKE QUICK ACTION IF A WARNING IS ISSUED. STAY TUNED
TO NOAA WEATHER RADIO OR YOUR FAVORITE LOCAL MEDIA OUTLETS FOR
FURTHER DETAILS OR UPDATES FROM THE NATIONAL WEATHER SERVICE.

32

Special weather statement, Jun 16, 5:00 PM CDT, 1 hour before

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Special weather statement, Jun 16, 5:05 PM CDT, 55 minutes before

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Special weather statement, Jun 16, 5:40 PM CDT, 20 minutes before

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Special weather statement, Jun 16, 5:45 PM CDT, 15 minutes before

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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
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      </p>
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Special weather statement, Jun 16, 5:51 PM CDT, 9 minutes before

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      </p>
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The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 16, 3:38 PM CDT	Special Marine Warning	LIX		52 min
Jun 16, 4:31 PM CDT	Special Marine Warning	LIX		29 min
Jun 16, 5:27 PM CDT	Severe Thunderstorm Warning	LIX	Lafourche, Saint James	33 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 2008 Every severe thunderstorm warning in 2008

Sources

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