Alert archive / Texas / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 173, NWS Fort Worth, TX

May 30, 1997Anderson County, Freestone County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at May 30, 1997, 8:45 PM CDT for Anderson County, Freestone County, Texas. It was in force for 60 min. 3 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
May 30, 1997, 8:45 PM CDT (01:45 UTC)
Expired
May 30, 1997, 9:45 PM CDT
In force
60 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

Counties Anderson County, TX, Freestone County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 160 km from the middle of the area, began a volume at 01:44 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
May 30, 8:50 PM CDTThunderstorm WindFairfield, TXTrees were blown down by strong winds. One tree fell onto a mobile home south of Richland Creek Reservoir, effectively splitting it into two.
May 30, 9:15 PM CDTThunderstorm WindFairfield, TXStrong winds damaged the high school roof, and blew down trees and power lines.
May 30, 9:30 PM CDTThunderstorm WindDew, TXStrong winds blew down trees and power lines.

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, 1.8 hours before the alert went out and 177 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 1997-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1664 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 1997-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 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
1664 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
984 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.8

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
May 30, 7:19 PM CDTSevere Thunderstorm WarningFWDHenderson56 min
May 30, 7:22 PM CDTSevere Thunderstorm WarningFWDMilam68 min
May 30, 7:28 PM CDTSevere Thunderstorm WarningFWDVan Zandt62 min
May 30, 9:08 PM CDTSevere Thunderstorm WarningFWDLeon67 min
May 30, 9:45 PM CDTSevere Thunderstorm WarningFWDLimestone60 min
May 30, 10:14 PM CDTSevere Thunderstorm WarningFWDLeon46 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.