Alert archive / Texas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 1, NWS Lake Charles, LA

January 29, 2001Jasper County, Newton County, Texas

NWS Lake Charles, LA issued this severe thunderstorm warning at Jan 29, 2001, 5:32 AM CST for Jasper County, Newton County, Texas. It was in force for 58 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Jan 29, 2001, 5:32 AM CST (11:32 UTC)
Expired
Jan 29, 2001, 6:30 AM CST
In force
58 min
Issued by
NWS Lake Charles, LA
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Jasper County, TX, Newton County, TX

The watch it was issued in

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

IssuedProductOfficeLasted
Jan 29, 3:45 AM CSTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 11.5 hours before the alert went out and 101 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 00:00Z on 2001-01-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1124 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2001-01-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 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
1124 J/kg
Mixed-layer CIN
-35 J/kg
Mixed-layer LCL
526 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
196 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.4

Open this sounding in Storm Lab

The text

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

561 
WUUS54 KLCH 291134
SVRLCH
TXC241-351-291230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
532 AM CST MON JAN 29 2001

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JASPER COUNTY IN SOUTHEAST TEXAS
  NEWTON COUNTY IN SOUTHEAST TEXAS

* UNTIL 630 AM CST

* AT 528 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 8 MILES WEST OF KIRBYVILLE...MOVING EAST AT 60
  MPH.

* THIS STORM WILL BE NEAR...
  BLEAKWOOD...HOLLY SPRINGS BY 540 AM CST
  JAMESTOWN BY 545 AM CST

SEVERE THUNDERSTORMS PRODUCE WINDS IN EXCESS OF 60 MPH...DESTRUCTIVE
HAIL...DEADLY LIGHTNING AND TORRENTIAL RAIN.

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

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 AM CST MONDAY
MORNING FOR SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS.

LAT...LON 3071 9412 3056 9405 3054 9374 3114 9385

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 Jan 29, 1:34 AM CST, 3 hours 58 minutes earlier.

Area forecast discussion, Jan 29, 1:34 AM CST, 3 hours 58 minutes before
SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
134 AM CST MON JAN 29 2001

MODELS APPEAR TO BE WELL INITIALIZED AT 00Z AND OUT PUTS ARE
SIMILAR FOR OUR AREA.

AT UPPER LEVELS SIGNIFICANT DIVERGENCE IS PROGGED FOR THE AREA TODAY
AHEAD OF MID AND UPPER TROUGH PROGGED TO MOVE THROUGH TONIGHT. NOSE
OF UPPER JET IS PROGGED OVER NORTHERN LOUISIANA OR THE NORTHWESTERN
EXTREMES OF THE LOCAL AREA THIS MORNING INTO NORTHERN MISSISSIPPI BY
EVENING. THIS IS A LITTLE FAR NORTH TO AID STORM PRODUCTION EXCEPT
OVER THE NORTHERN EXTREMES OF THE AREA. STRONG LOW TO MID LEVEL LIFT
WILL TRAVERSE THE AREA TODAY. MODERATE LIFT WILL RETURN TUESDAY
NIGHT. 50 KT LOW LEVEL JET PROGGED TO TRAVERSE EAST ACROSS THE AREA
TODAY SHOULD PROVIDE PLENTY OF LOW LEVEL MOISTURE FOR STORM
PRODUCTION. SURFACE NORTH TO SOUTH COLD FRONT WILL EXTEND OVER THE
WESTERN EXTREMES OF THE AREA EARLY THIS MORNING AND SHIFT TO THE
EAST OF THE AREA BY EVENING. BEHIND THE FRONT...DRY AIR SHOULD
PERSIST THROUGH TUESDAY NIGHT.

WILL CALL FOR CHANCES OF SHOWERS AND THUNDERSTORMS 90 PERCENT TODAY
THEN 0 POPS TONIGHT THROUGH TUESDAY NIGHT. A SQUALL LINE IS EXPECTED
TO DEVELOP EAST INTO THE WESTERN EXTREMES OF THE AREA EARLY THIS
MORNING AND TRAVERSE EAST OVER THE AREA TODAY. SEVERE STORMS...
PRIMARILY PRODUCING DAMAGING WINDS...ARE A POSSIBILITY TODAY.
FRONT IS PROGGED TO MOVE THROUGH SO QUICKLY THAT FLOOD PRODUCING
STORMS ARE NOT EXPECTED...BASIN AVERAGE 24 HOUR RAINFALL AMOUNTS ARE
PEGGED AT AN ONLY AN INCH TO AN INCH AND A QUARTER FOR OUR AREA.

.LCH...SMALL CRAFT ADVISORY HIGH ISLAND TO ATCHAFALAYA RIVER...
    ...GMZ450-455-470-4o75

.PRELIMINARY NUMBERS...
AEX 62/43/67/44 9000
BPT 66/44/69/46 9000
LCH 67/46/69/46 9000
LFT 70/47/69/46 9000

In the hours before

Special weather statement, Jan 29, 3:00 AM CST, 2 hours 32 minutes before
GMZ450-455-470-475-LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-
292200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
300 AM CST MON JAN 29 2001

...SEVERE STORMS POSSIBLE TODAY...

SEVERE THUNDERSTORMS WILL BE POSSIBLE TODAY AHEAD OF A COLD FRONT
THAT WILL MOVE EAST THROUGH THE AREA. THE MAIN THREAT FROM THESE
THUNDERSTORMS WILL BE DAMAGING WINDS. HOWEVER...A FEW ISOLATED
TORNADOES WILL BE POSSIBLE.

A SURFACE LOW PRESSURE CENTER THAT WILL BE MOVING NORTHEAST THROUGH
NORTHERN ARKANSAS AT SUNRISE WILL TRAIL A COLD FRONT SOUTH FROM
NORTHWEST LOUISIANA INTO SOUTHEAST TEXAS. THE SURFACE LOW PRESSURE
SYSTEM WILL DRAG THE COLD FRONT EAST ACROSS SOUTHEAST TEXAS AND
LOUISIANA TODAY. AHEAD OF THE FRONT A LINE OR LINES OF STRONG TO
SEVERE THUNDERSTORMS ARE EXPECTED. THE STORMS WILL DEVELOP INTO
SOUTHEASTERN TEXAS PRIOR TO SUNRISE TODAY...MOVE THROUGH SOUTHWEST
AND CENTRAL LOUISIANA THROUGH MID DAY AND MOVE ACROSS SOUTH CENTRAL
LOUISIANA EARLY THIS AFTERNOON. THE FRONT SHOULD MOVE INTO
SOUTHEASTERN LOUISIANA BY MID AFTERNOON. THE THREAT OF SEVERE STORMS
WILL END AS THE FRONT PASSES.

THE LINE OR LINES OF THUNDERSTORMS WILL LIKELY EXTEND SOUTHWEST OR
SOUTH OVER THE COASTAL WATERS AND MOVE FROM HIGH ISLAND EARLY THIS
MORNING THROUGH THE ATCHAFALAYA RIVER EARLY THIS AFTERNOON. WINDS
AND SEAS WILL BE LOCALLY HIGHER NEAR THE THUNDERSTORMS AND COULD POSE
A THREAT TO THE SAFETWY OF MARINERS...ESPECIALLY THOSE IN SMALL
CRAFT.

STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST INFORMATION ON THIS
DEVELOPING WEATHER SITUATION.

SPARKS

Nearby

Severe Thunderstorm Warnings in Texas, 2001Every severe thunderstorm warning in 2001

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.