Alert archive / Texas / Flash Flood Warnings in 1998

Flash Flood Warning 182, NWS Austin/San Antonio, TX

October 17, 1998Travis County, Williamson County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Oct 17, 1998, 10:15 PM CDT for Travis County, Williamson County, Texas. It was in force for 3 hr. 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, 10:15 PM CDT (03:15 UTC)
Expired
Oct 18, 1998, 1:00 AM CDT
In force
3 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

Counties Travis County, TX, Williamson County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 3.3 hours before the alert went out and 263 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 1998-10-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 165 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 1998-10-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 127 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
165 J/kg
Mixed-layer CIN
-51 J/kg
Mixed-layer LCL
816 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
127 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.3

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 Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 17, 7:15 PM CDTSevere Thunderstorm WarningEWXHays60 min
Oct 17, 8:33 PM CDTFlash Flood WarningEWXDeWitt3 hr
Oct 17, 10:25 PM CDTFlash Flood WarningEWXBastrop, Fayette5 hr
Oct 17, 10:50 PM CDTFlash Flood WarningEWXBandera3 hr
Oct 17, 11:13 PM CDTFlash Flood WarningEWXUvalde3 hr
Oct 17, 11:18 PM CDTFlash Flood WarningEWXBexar, Medina4 hr
Oct 17, 11:27 PM CDTFlash Flood WarningEWXLee4 hr
Oct 17, 11:27 PM CDTFlash Flood WarningEWXLavaca4 hr
Oct 17, 11:29 PM CDTFlash Flood WarningEWXCaldwell, Comal, Gonzales, Guadalupe4 hr
Oct 17, 11:50 PM CDTFlash Flood WarningEWXBastrop, Caldwell, Fayette, Lee8 hr
Oct 17, 11:50 PM CDTFlash Flood WarningEWXBexar, Comal, Guadalupe, Hays8 hr
Oct 17, 11:50 PM CDTFlash Flood WarningEWXBlanco, Burnet, Travis, Williamson8 hr
Oct 17, 11:50 PM CDTFlash Flood WarningEWXGillespie, Llano8 hr
Oct 17, 11:50 PM CDTFlash Flood WarningEWXBandera, Medina, Uvalde8 hr
Oct 17, 11:50 PM CDTFlash Flood WarningEWXKendall, Kerr8 hr
Oct 17, 11:50 PM CDTFlash Flood WarningEWXReal8 hr
Oct 18, 2:35 AM CDTFlash Flood WarningEWXGonzales, Lavaca5 hr
Oct 18, 4:24 AM CDTFlash Flood WarningEWXDeWitt, Karnes4 hr
Oct 18, 5:04 AM CDTFlash Flood WarningEWXWilson3 hr
Oct 18, 5:19 AM CDTFlash Flood WarningEWXFrio, Zavala3 hr
Oct 18, 5:19 AM CDTFlash Flood WarningEWXAtascosa3 hr
Oct 18, 7:29 AM CDTFlash Flood WarningEWXBastrop, Caldwell, Fayette, Gonzales, Lee, Travis and 1 more5 hr
Oct 18, 7:29 AM CDTFlash Flood WarningEWXDeWitt, Karnes, Lavaca5 hr
Oct 18, 7:29 AM CDTFlash Flood WarningEWXBlanco, Burnet, Comal, Gillespie, Hays, Kendall and 1 more5 hr
Oct 18, 7:29 AM CDTFlash Flood WarningEWXAtascosa, Bexar, Guadalupe, Wilson5 hr
Oct 18, 7:29 AM CDTFlash Flood WarningEWXBandera, Frio, Medina, Uvalde, Zavala5 hr
Oct 18, 7:29 AM CDTFlash Flood WarningEWXKerr, Real5 hr
Oct 18, 11:28 AM CDTFlash Flood WarningEWXBastrop, Lee, Williamson4 hr
Oct 18, 11:28 AM CDTFlash Flood WarningEWXAtascosa, Bexar, Comal, Guadalupe, Medina4 hr
Oct 18, 11:28 AM CDTFlash Flood WarningEWXFrio, Uvalde4 hr
Oct 18, 11:28 AM CDTFlash Flood WarningEWXBlanco, Caldwell, Hays, Travis4 hr
Oct 18, 11:38 AM CDTFlash Flood WarningEWXDeWitt, Fayette, Gonzales, Karnes, Lavaca, Wilson6 hr

Nearby

Flash Flood Warnings in Texas, 1998Every flash flood 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.