Severe Thunderstorm Warning 179, NWS Lake Charles, LA

SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
237 PM CDT SAT SEP 2 2000

MODELS SHOW 300 MB SHORTWAVE TROUGH AXIS MOVING SOUTHEAST THROUGH THE
ARKLATEX THIS MORNING. SHORTWAVE SHOULD MOVE SOUTHEAST INTO THE LOCAL
AREA SUNDAY MORNING AND INTO THE SOUTHEAST EXTREMES OF THE AREA
SUNDAY EVENING. MODELS SHOW WEAK TO MODERATE UPPER LEVEL
INSTABILITY...ASSOCIATED WITH TROUGH AXIS...BUILDING SOUTH OVER THE
AREA SUNDAY INTO MONDAY. THE MID AND UPPER RIDGE OVER TEXAS WILL
BUILD EASTWARD INTO THE FORECAST AREA AFTER THE SHORTWAVE MOVES
THROUGH. THE MID TO UPPER LOW OVER THE SOUTHEAST STATES IS BEGINNING
TO OPEN UP AND IT SHOULD SHIFT INTO EAST AS A TROUGH INTO THE
CAROLINAS BY LATE MONDAY. AS THE LOW DEVELOPS MORE TROUGHINESS AND
THE HIGH DEVELOPS EASTWARD DRIER AIR FROM THE INTERIOR OF THE
CONTINENT IS PROGGED TO BE PUSHED SOUTHWARD OVER THE FORECAST AREA.
MUCH DRIER AIR AT 700 MB SHOULD SPREAD SOUTH OVER THE AREA SUNDAY
NIGHT AND MONDAY. LOW TO MID LEVEL LIFT IS PROGGED AT WEAK TO
MODERATE SUNDAY BUT ALMOST ABSENT MONDAY. MEAN RELATIVE HUMIDITIES
NOW ONLY AT MODERATE LEVELS WILL DROP SUNDAY NIGHT AND MONDAY TO LOW
LEVELS. AT THE SURFACE...A GENERALLY EAST TO WEST TROUGH AXIS IS
PROGGED FOR THE NORTH PART OF THE ARE THROUGH MONDAY ALLOWING
AFTERNOON AND EVENING MOISTURE CONVERGENCE TO ITS SOUTH THIS EVENING
THROUGH MONDAY.

EXPECT SCATTERED SHOWERS AND THUNDERSTORMS TO BREAK OUT OVER
NORTHERN SECTIONS OF THE FORECAST AREA THIS AFTERNOON AND DEVELOP
SOUTHWARD. CHANCE OF STORMS SHOULD PERSIST SOUTHERN PARTS OF
SOUTHEAST TEXAS INTO SOUTHWEST LOUISIANA INTO THE NIGHT-TIME PERIOD
BUT DRIER AIR ACROSS SOUTH-CENTRAL LOUISIANA SHOULD LIMIT
PRECIPITATION PRODUCTION THAT AREA TONIGHT. FOR SUNDAY...LAYERED
MOISTURE NEAR 700 MB WILL PERSIST AND AFTERNOON HEATING SHOULD
PRODUCE SCATTERED AFTERNOON AND EVENING THUNDERSTORMS. FOR MONDAY
DRIER AIR OVER THE REGION SHOULD LIMIT CHANCES OF STORMS TO SLIGHT.
EXPECT TEMPERATURES TO REMAIN HOT WITH HIGHS NORTHWEST AROUND 105
WITH 100 TO 105 ACROSS CENTRAL LOUISIANA SUNDAY. TEMPS ACROSS THE
SOUTH PART OF THE AREA SHOULD REACH VICINITY OF 100. SUNDAY/S
TEMPERATURES SHOULD SHOW SLIGHT CHANGE.

HIGH HEAT INDEXES SUNDAY SHOULD BE AROUND 110.

.LCH...
LA...HEAT ADVISORY LAZ027>033-041>045-051>055
TX...HEAT ADVISORY TXZ180>182-201-215-216
OZONE ACTION DAY...ORANGE/JEFFERSON/HARDIN CTYS TXZ201-215-216

PREVIOUS NUMBERS...
AEX 72/103/71/102 2312
BPT 75/101/74/100 3312
LCH 75/100/74/100 3312
LFT 75/100/74/100 2312

TXZ181-182-216-022330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
601 PM CDT SAT SEP 2 2000

...SEVERE THUNDERSTORM WARNINGS CONTINUE FOR NEWTON...JASPER AND
ORANGE COUNTIES UNTIL 630 PM...

AT 558 PM...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 7 MILES
NORTHWEST OF MAURICEVILLE. THE STORM WAS MOVING SOUTH AT 7 MPH AND
WILL PASS JUST WEST OF MAURICEVILLE AROUND 615 PM. THE MAIN
THREATS WILL BE STRONG DESTRUCTIVE WINDS AND LARGE HAIL.

SWEENEY

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
717 PM CDT SAT SEP 2 2000

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

546 PM     DEWEYVILLE                TX   WIND DAMAGE
09/02/00   NEWTON                         TREES BLOWN DOWN...
                                          RPT BY SHERIFF DEPT