Alert archive / Texas / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 32, NWS Fort Worth, TX

March 29, 1997McLennan County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Mar 29, 1997, 9:46 PM CST for McLennan County, Texas. It was in force for 59 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
Mar 29, 1997, 9:46 PM CST (03:46 UTC)
Expired
Mar 29, 1997, 10:45 PM CST
In force
59 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

County McLennan County, TX

The radar

The Ft Hood radar (KGRK), 94 km from the middle of the area, began a volume at 03:44 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
Mar 29, 9:55 PM CSTHail 0.75Robinson, 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 00:00Z, 3.8 hours before the alert went out and 142 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 00:00Z on 1997-03-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 990 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 00:00Z on 1997-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 square meters per square second.1939587897Sfc1 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
990 J/kg
Mixed-layer CIN
-126 J/kg
Mixed-layer LCL
1782 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
146 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

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
Mar 29, 6:42 PM CSTSevere Thunderstorm WarningFWDPalo Pinto48 min
Mar 29, 6:54 PM CSTSevere Thunderstorm WarningFWDStephens51 min
Mar 29, 7:02 PM CSTSevere Thunderstorm WarningFWDYoung43 min
Mar 29, 7:28 PM CSTSevere Thunderstorm WarningFWDJack, Palo Pinto, Parker62 min
Mar 29, 7:48 PM CSTSevere Thunderstorm WarningFWDWise57 min
Mar 29, 8:33 PM CSTSevere Thunderstorm WarningFWDCooke, Denton57 min
Mar 29, 9:45 PM CSTSevere Thunderstorm WarningFWDCollin60 min
Mar 29, 10:04 PM CSTSevere Thunderstorm WarningFWDHenderson, Navarro56 min
Mar 29, 10:30 PM CSTSevere Thunderstorm WarningFWDHunt60 min
Mar 29, 10:51 PM CSTSevere Thunderstorm WarningFWDDelta, Hopkins69 min

Nearby

Severe Thunderstorm Warnings in Texas, 1997Every severe thunderstorm warning in 1997

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.