Alert archive / Texas / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 16, NWS Houston/Galveston, TX

April 5, 1996Montgomery County, Walker County, Texas

NWS Houston/Galveston, TX issued this severe thunderstorm warning at Apr 5, 1996, 4:07 PM CST for Montgomery County, Walker County, Texas. It was in force for 68 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
Apr 5, 1996, 4:07 PM CST (22:07 UTC)
Expired
Apr 5, 1996, 5:15 PM CST
In force
68 min
Issued by
NWS Houston/Galveston, TX
Area
Whole counties

Counties Montgomery County, TX, Walker County, TX

The radar

The Houston radar (KHGX), 125 km from the middle of the area, began a volume at 22:11 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 10.1 hours before the alert went out and 229 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 1996-04-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1996-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 146 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
729 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
146 m²/s²
0-3 km storm-relative helicity
334 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Houston/Galveston, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 5, 2:27 PM CST, 1 hour 40 minutes earlier.

Area forecast discussion, Apr 5, 2:27 PM CST, 1 hour 40 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
220 PM CST FRI APR 5 1996

AGREE W/PREVIOUS REASONING THAT BEST CHANCES OF PRECIP WOULD
BE REMAINDER OF THIS AFTN THROUGH TONITE. UPPER LVL TROF EXTENDING
FM NORTHEAST WL DISENGAGE FM UPPER LOW IN NW OLD MEXICO LATE
SATURDAY/EARLY SUNDAY. 850 MB MOISTURE SHOWN BY ETA GETTING DRIER
LATER SATURDAY FM THE N AS COLDER AIR GETS DEEPER.  MEANWHILE...
GOOD WARM/MOIST ADVECTION ACTIVE ALG UPPER TX COAST AT 850 MB LVL
RIDING ON TOP OF COOL AIR. INDUCED SFC TROF COASTAL WATERS HELPING TO
FOCUS CONVECTION IN THAT AREA INCLUDING COASTAL COUNTIES OF SE TX.
SVR TSTM EARLIER OVR JACKSON CO PRODUCED GOLFBALL SIZE HAIL. MARBLE
SIZE HAIL FM OTHER STRONG STORMS. WOULD EXPECT SFC WINDS TO RMN
STRONG TONITE AND SATURDAY...WEAKENING SATURDAY NITE EXCEPT FOR
COASTAL WATERS. NGM MOS TEMPS LOOKS REASONABLE...W/HIGHS ON SATURDAY
BARELY REACHING 60. 1ST THOUGHTS...#37

PRELIMS...CLL 44/60 4/3  IAH 48/61 7/5  GLS 55/61  8/7

In the hours before

Special weather statement, Apr 5, 3:50 PM CST, 17 minutes before
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The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 5, 1:35 PM CSTSevere Thunderstorm WarningHGXJackson40 min
Apr 5, 1:40 PM CSTSevere Thunderstorm WarningHGXGalveston65 min
Apr 5, 1:55 PM CSTSevere Thunderstorm WarningHGXWharton50 min
Apr 5, 2:41 PM CSTSevere Thunderstorm WarningHGXMatagorda49 min
Apr 5, 2:52 PM CSTSevere Thunderstorm WarningHGXAustin38 min
Apr 5, 3:13 PM CSTSevere Thunderstorm WarningHGXWaller32 min
Apr 5, 3:41 PM CSTSevere Thunderstorm WarningHGXGrimes49 min
Apr 5, 3:45 PM CSTSevere Thunderstorm WarningHGXColorado60 min
Apr 5, 4:29 PM CSTSevere Thunderstorm WarningHGXAustin, Colorado46 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.