Alert archive / Louisiana / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 5, NWS Lake Charles, LA

March 10, 2000Vernon Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Mar 10, 2000, 2:36 PM CST for Vernon Parish, Louisiana. It was in force for 54 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Mar 10, 2000, 2:36 PM CST (20:36 UTC)
Expired
Mar 10, 2000, 3:30 PM CST
In force
54 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

County Vernon Parish, LA

What was reported inside it

TimeReportWhereRemark
Mar 10, 3:10 PM CSTHail 0.75New Llano, LA
Mar 10, 3:15 PM CSTHail 1.75Leesville, LA

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 10, 1:00 PM CSTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 8.6 hours before the alert went out and 110 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-pSkew-T log-p diagram, Lake Charles Mun, LA at 12:00Z on 2000-03-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1937 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 12:00Z on 2000-03-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
1937 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
542 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
79 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.0

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KLCH 102038
SVRLCH
LAC115-102130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
236 PM CST FRI MAR 10 2000

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  VERNON PARISH IN SOUTHWEST LOUISIANA

* UNTIL 330 PM CST

* AT 230 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A SEVERE THUNDERSTORM 5 MILES NORTH OF EVANS...MOVING NORTHEAST    
  AT 20 MPH.

HAIL TO THE SIZE OF QUARTERS CAN BE EXPECTED.

CALL 337-477-5285 TO REPORT SEVERE WEATHER TO THE WEATHER SERVICE.

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 Lake Charles, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 10, 9:41 AM CST, 4 hours 55 minutes earlier.

Area forecast discussion, Mar 10, 9:41 AM CST, 4 hours 55 minutes before
SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
941 AM CST FRI MAR 10 2000

WILL REMOVE MENTION OF MORNING FOG FROM FORECAST. 9 AM TEMPERATURES
ARE VERY SIMILAR TO YESTERDAYS...SO EXPECT TODAY/S HIGHS TO BE
SIMILAR TO YESTERDAY/S EXCEPT MAYBE A LITTLE COOLER WITH THICKER
CLOUD COVER EXTREME NORTHWEST. WILL UPDATE THIS AFTERNOON/S HIGH
TEMPERATURE FORECASTS. THE REST OF THE EARLY MORNING FORECAST LOOKS
ABOUT RIGHT.

.LCH...
TX...NONE.
LA...NONE.

PREVIOUS DISCUSSION...

REMAINDER OF THIS MORNING...
WINDS HAVE KEPT UP TONIGHT ACROSS THE FORECAST AREA WITH MOST
STATIONS REPORTING VISIBILITIES AOA 3SM. LIKELIHOOD OF CEILINGS
LOWERING TO SURFACE TO PRODUCE DENSE FOG SEEM SLIM...THEREFORE HAVE
DECIDED TO CANCEL DENSE FOG ADVISORY FOR ALL COUNTIES AND PARISHES.

TODAY AND TONIGHT...
SIGNIFICANT WEATHER EVENT ON TRACK FOR FORECAST AREA LATE THIS
AFTERNOON INTO TONIGHT. SEE LATEST DAY1 CONVECTIVE OUTLOOK ISSUED BY
THE STORM PREDICTION CENTER IN NORMAN. THUNDERSTORM ACTIVITY SHOULD
DEVELOP INTO SQUALL LINE AROUND 00Z WITH MAIN THREAT BEING DAMAGING
WINDS / LARGE HAIL. SQUALL LINE PROGGED TO MOVE EAST ACROSS SOUTHEAST
TEXAS BETWEEN 00Z AND 06Z...EXITING EASTERN SECTION OF CWA BY 12Z.

SATURDAY AND EXTENDED...
PRECIPITATION WILL END AHEAD/ALONG FRONTAL PASSAGE DURING THE MORNING
HOURS WITH DRIER AND COOLER WEATHER IN STORE FOR SATURDAY INTO
TUESDAY. SATURDAY WILL BE A BREEZY DAY AS WELL WITH NORTHERLY WINDS
OF 15 TO 20 MPH AND GUSTY.

MARINE...
WITH A SURFACE LOW FORECAST TO DEVELOP ALONG STALLED FRONT IN EASTERN
TEXAS THIS AFTERNOON...SOUTHERLY WINDS WILL INCREASE TO CAUTION
CRITERIA. SCA CONDITIONS MAY DEVELOP PRIOR TO FRONTAL PASSAGE LATE
THIS AFTERNOON...WILL LET DAY SHIFT MAKE DECISION. SCA CRITERIA WILL
BE MET TONIGHT BEHIND FRONTAL PASSAGE WITH NORTHERLY WINDS INCREASING
TO 20 TO 25 KT AND GUSTY.

.PREVIOUS NUMBERS...
BPT 78/56/66/43 5800
LCH 77/57/66/43 4800
LFT 77/59/66/43 2800
AEX 79/54/64/40 4800

In the hours before

Special weather statement, Mar 10, 11:09 AM CST, 3 hours 27 minutes before
LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-110400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1109 AM CST FRI MAR 10 2000

...THERE IS A RISK OF SEVERE WEATHER THIS AFTERNOON INTO TONIGHT FOR
SOUTHEAST TEXAS AND CENTRAL AND SOUTHERN LOUISIANA...

SCATTERED SHOWERS AND THUNDERSTORMS ARE FORECAST TO DEVELOP ACROSS
SOUTHEAST TEXAS AND CENTRAL AND SOUTHWEST LOUISIANA THIS AFTERNOON.
A SQUALL LINE IS FORECAST TO DEVELOP INTO SOUTHEAST TEXAS THIS
EVENING AND MOVE EAST THROUGH LOUISIANA TONIGHT. SEVERE THUNDERSTORMS
ARE POSSIBLE WITH THE SQUALL LINE. THE PRIMARY THREAT WILL BE
DAMAGING WINDS AND LARGE HAIL. ISOLATED TORNADOES WILL ALSO BE
POSSIBLE...MAINLY OVER THE LAKES AREA OF INTERIOR SOUTHEAST TEXAS
INTO CENTRAL LOUISIANA.

THE THUNDERSTORM ACTIVITY WILL BE IN RESPONSE TO A STRONG UPPER
LEVEL DISTURBANCE AND AN ASSOCIATED COLD FRONT THAT WILL MOVE ACROSS
THE REGION THIS EVENING AND TONIGHT.

WIDESPREAD ONE TO TWO INCH RAINFALL TOTALS ARE EXPECTED ACROSS THE
REGION. THE HEAVIEST RAINS ARE EXPECTED OVER THE LAKES AREA OF
SOUTHEAST TEXAS AND CENTRAL SECTIONS OF LOUISIANA. THIS RAINFALL
HOWEVER...WILL NOT END THE DROUGHT CONDITIONS ONGOING ACROSS THE
REGION AS RAPID RUNOFF FROM DROUGHT HARDENED GROUNDS CAN BE
EXPECTED.

ACTIVATION OF STORM SPOTTERS WILL LIKELY BE REQUIRED THIS AFTERNOON.
RESIDENTS WITH NOAA WEATHER RADIOS SHOULD SET THEIR RADIOS FOR ALERT.
ADDITIONAL WEATHER INFORMATION CAN ALSO BE OBTAINED THROUGH THE LAKE
CHARLES NATIONAL WEATHER SERVICE WEB SITE AT WWW.SRH.NOAA.GOV/LCH.

SPARKS
Local storm report, Mar 10, 2:21 PM CST, 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
221 PM CST FRI MAR 10 2000

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

0105 PM    2 NW JASPER               TX   .75 INCH HAIL
03/10/00   JASPER

RE

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 10, 3:26 PM CSTSevere Thunderstorm WarningLCHVernon64 min
Mar 10, 4:14 PM CSTSevere Thunderstorm WarningLCHRapides61 min
Mar 10, 4:24 PM CSTTornado WarningLCHVernon66 min
Mar 10, 4:44 PM CSTSevere Thunderstorm WarningLCHAvoyelles61 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 2000Every severe thunderstorm warning in 2000

Sources

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