Alert archive / Texas / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 398, NWS Fort Worth, TX

October 17, 1998Bell County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Oct 17, 1998, 10:16 AM CDT for Bell County, Texas. It was in force for 44 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
Oct 17, 1998, 10:16 AM CDT (15:16 UTC)
Expired
Oct 17, 1998, 11:00 AM CDT
In force
44 min
Issued by
NWS Fort Worth, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Bell County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 3.3 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, Fort Worth, TX at 12:00Z on 1998-10-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1219 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 1998-10-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 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
1219 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
713 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
226 m²/s²
Significant tornado parameter
1.1
Supercell composite
10.8

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
Oct 17, 10:32 AM CDTTornado WarningFWDNavarro28 min
Oct 17, 10:59 AM CDTSevere Thunderstorm WarningFWDNavarro31 min
Oct 17, 11:04 AM CDTTornado WarningFWDCoryell, McLennan56 min
Oct 17, 11:12 AM CDTTornado WarningFWDHenderson, Navarro48 min
Oct 17, 11:20 AM CDTFlash Flood WarningFWDBell3 hr
Oct 17, 11:38 AM CDTTornado WarningFWDKaufman52 min
Oct 17, 11:59 AM CDTFlash Flood WarningFWDMcLennan3 hr
Oct 17, 12:26 PM CDTTornado WarningFWDKaufman34 min
Oct 17, 12:45 PM CDTFlash Flood WarningFWDKaufman4 hr
Oct 17, 12:45 PM CDTFlash Flood WarningFWDLimestone, Navarro4 hr
Oct 17, 1:15 PM CDTTornado WarningFWDHill30 min
Oct 17, 1:25 PM CDTFlash Flood WarningFWDVan Zandt3 hr
Oct 17, 3:08 PM CDTFlash Flood WarningFWDDelta, Hopkins, Hunt, Rains3 hr
Oct 17, 4:26 PM CDTSevere Thunderstorm WarningFWDJack34 min
Oct 17, 5:17 PM CDTFlash Flood WarningFWDBell, McLennan3 hr
Oct 17, 6:29 PM CDTFlash Flood WarningFWDMilam, Robertson3 hr

Nearby

Severe Thunderstorm Warnings in Texas, 1998Every severe thunderstorm warning in 1998

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.