Alert archive / Texas / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 539, NWS Fort Worth, TX

September 20, 1996Palo Pinto County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Sep 20, 1996, 2:43 PM CDT for Palo Pinto County, Texas. It was in force for 62 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
Sep 20, 1996, 2:43 PM CDT (19:43 UTC)
Expired
Sep 20, 1996, 3:45 PM CDT
In force
62 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Palo Pinto County, TX

The radar

The Dyess AFB radar (KDYX), 91 km from the middle of the area, began a volume at 19:42 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.

What was reported inside it

TimeReportWhereRemark
Sep 20, 3:25 PM CDTHail 1Santo, TX
Sep 20, 3:35 PM CDTHail 0.75Gordon, 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

Fort Worth, TX (KFWD), launched 12:00Z, 7.7 hours before the alert went out and 96 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, Fort Worth, TX at 12:00Z on 1996-09-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 141 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, Fort Worth, TX at 12:00Z on 1996-09-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 135 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
141 J/kg
Mixed-layer CIN
-172 J/kg
Mixed-layer LCL
654 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
135 m²/s²
0-3 km storm-relative helicity
145 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

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.

In the hours before

Special weather statement, Sep 20, 11:05 AM CDT, 3 hours 38 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Sep 19, 7:37 PM CDTSevere Thunderstorm WarningFWDCoryell53 min
Sep 19, 8:48 PM CDTSevere Thunderstorm WarningFWDBell, Coryell57 min
Sep 19, 9:07 PM CDTTornado WarningFWDBell, Coryell38 min
Sep 19, 9:09 PM CDTSevere Thunderstorm WarningFWDMcLennan66 min
Sep 19, 9:43 PM CDTTornado WarningFWDBell32 min
Sep 19, 9:58 PM CDTTornado WarningFWDFalls, McLennan47 min
Sep 19, 10:12 PM CDTTornado WarningFWDBell33 min
Sep 19, 10:47 PM CDTTornado WarningFWDFalls43 min
Sep 19, 11:57 PM CDTSevere Thunderstorm WarningFWDMilam63 min
Sep 20, 12:22 AM CDTSevere Thunderstorm WarningFWDNavarro53 min
Sep 20, 12:27 AM CDTSevere Thunderstorm WarningFWDVan Zandt63 min
Sep 20, 3:05 PM CDTSevere Thunderstorm WarningFWDErath55 min
Sep 20, 3:41 PM CDTSevere Thunderstorm WarningFWDLamar49 min
Sep 20, 4:01 PM CDTSevere Thunderstorm WarningFWDErath59 min
Sep 20, 4:07 PM CDTSevere Thunderstorm WarningFWDBosque, Falls, Hill, McLennan68 min
Sep 20, 4:38 PM CDTSevere Thunderstorm WarningFWDLampasas37 min
Sep 20, 4:49 PM CDTSevere Thunderstorm WarningFWDJohnson41 min
Sep 20, 4:59 PM CDTSevere Thunderstorm WarningFWDFannin61 min
Sep 20, 5:07 PM CDTSevere Thunderstorm WarningFWDHamilton68 min
Sep 20, 5:15 PM CDTSevere Thunderstorm WarningFWDBosque, Hill, McLennan60 min
Sep 20, 5:20 PM CDTTornado WarningFWDFannin, Lamar40 min
Sep 20, 5:39 PM CDTTornado WarningFWDLamar36 min
Sep 20, 6:11 PM CDTTornado WarningFWDLamar34 min
Sep 20, 6:13 PM CDTSevere Thunderstorm WarningFWDCoryell, Hamilton62 min
Sep 20, 6:34 PM CDTSevere Thunderstorm WarningFWDMilam56 min
Sep 20, 6:39 PM CDTFlash Flood WarningFWDBosque66 min
Sep 20, 6:39 PM CDTSevere Thunderstorm WarningFWDBosque66 min
Sep 20, 6:50 PM CDTSevere Thunderstorm WarningFWDLampasas55 min
Sep 20, 6:59 PM CDTFlash Flood WarningFWDCoryell2 hr
Sep 20, 6:59 PM CDTFlash Flood WarningFWDMilam2 hr

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; radar from the NEXRAD Level II archive.