Alert archive / Texas / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 53, NWS Lake Charles, LA

April 29, 1996Jasper County, Newton County, Texas

NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 29, 1996, 5:30 AM CDT for Jasper County, Newton County, Texas. It was in force for 60 min. 1 report 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
Apr 29, 1996, 5:30 AM CDT (10:30 UTC)
Expired
Apr 29, 1996, 6:30 AM CDT
In force
60 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

Counties Jasper County, TX, Newton County, TX

What was reported inside it

TimeReportWhereRemark
Apr 29, 5:45 AM CDTThunderstorm WindKirbyville, TX

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 nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 10.5 hours before the alert went out and 97 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 1996-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1476 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 1996-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 square meters per square second.193958Sfc1 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
1476 J/kg
Mixed-layer CIN
-89 J/kg
Mixed-layer LCL
806 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
26 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.3

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Apr 29, 1:51 AM CDT, 3 hours 39 minutes earlier.

Area forecast discussion, Apr 29, 1:51 AM CDT, 3 hours 39 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
151 AM CDT MON APR 29 1996

06Z ANALYSIS SHOWING STG COLD FNT FIXING TO MOVE THRU SHV AND LFK.
ETA INDICATES FROPA AT BPT AROUND 12Z...LFT 18Z. TEMPS WILL FALL
SLOWLY THRU DAY BEHIND THE FNT AS CLDS AND PCPN WITH STG CAA FOR
LATE APRIL WL OVERCOME HTG. WENT WITH HIR POPS TDA DUE TO MDT INSTAB
...FAVORABLE UPPER DYNAMICS IN THE FORM OF A RIGHT REAR QUAD OF POLAR
JETSTREAK AND AMPLE MOISTURE. RAINFALL MAY BE HEAVY...ETA LKS
REASONABLE WITH QPF OF 1 IN ON MON. WL HAVE TO WATCH LOCATIONS E OF
CDFNT FOR SVR POTENTIAL DUE TO AFOREMENTIONED RRQ. SHOWER ACTIVITY
WL CONTINUE BEHIND THE FRONT WITH POSSIBLE EMBEDDED TSTMS...ENDING
AROUND SUNDOWN.
11

BPT 74/51/73 800
LCH 73/51/71 800  LFT 76/49/70 810  AEX 73/47/69 800

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 6:19 AM CDTSevere Thunderstorm WarningLCHBeauregard, Vernon56 min
Apr 29, 6:42 AM CDTTornado WarningLCHCalcasieu33 min
Apr 29, 7:28 AM CDTSevere Thunderstorm WarningLCHRapides47 min
Apr 29, 7:35 AM CDTSevere Thunderstorm WarningLCHEvangeline, Jefferson Davis40 min
Apr 29, 8:14 AM CDTSevere Thunderstorm WarningLCHAcadia, Avoyelles, Saint Landry46 min

Nearby

Severe Thunderstorm Warnings in Texas, 1996Every severe thunderstorm warning in 1996

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.