Alert archive / Texas / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 477, NWS Fort Worth, TX

July 9, 1996Henderson County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Jul 9, 1996, 5:46 PM CDT for Henderson County, Texas. It was in force for 59 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
Jul 9, 1996, 5:46 PM CDT (22:46 UTC)
Expired
Jul 9, 1996, 6:45 PM CDT
In force
59 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Henderson County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 142 km from the middle of the area, began a volume at 22:46 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

Shreveport, LA (KSHV), launched 12:00Z, 10.8 hours before the alert went out and 200 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, Shreveport, LA at 12:00Z on 1996-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2481 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, Shreveport, LA at 12:00Z on 1996-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -65 square meters per square second.1939Sfc1 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
2481 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
789 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
-65 m²/s²
0-3 km storm-relative helicity
-52 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.

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 8, 7:00 PM CDTSevere Thunderstorm WarningFWDWise45 min
Jul 9, 1:58 PM CDTSevere Thunderstorm WarningFWDTarrant62 min
Jul 9, 2:33 PM CDTSevere Thunderstorm WarningFWDParker57 min
Jul 9, 2:37 PM CDTFlash Flood WarningFWDDallas, Tarrant3 hr
Jul 9, 2:53 PM CDTSevere Thunderstorm WarningFWDDallas67 min
Jul 9, 3:12 PM CDTSevere Thunderstorm WarningFWDStephens63 min
Jul 9, 4:21 PM CDTSevere Thunderstorm WarningFWDThrockmorton69 min
Jul 9, 5:56 PM CDTSevere Thunderstorm WarningFWDMcLennan49 min
Jul 9, 6:10 PM CDTSevere Thunderstorm WarningFWDFisher, Jones65 min
Jul 9, 6:22 PM CDTSevere Thunderstorm WarningFWDEllis68 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.