Alert archive / Texas / Flash Flood Warnings in 1998

Flash Flood Warning 54, NWS San Angelo, TX

October 5, 1998Kimble County, Texas

NWS San Angelo, TX issued this flash flood warning at Oct 5, 1998, 10:26 PM CDT for Kimble 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 5, 1998, 10:26 PM CDT (03:26 UTC)
Expired
Oct 6, 1998, 1:00 AM CDT
In force
3 hr
Issued by
NWS San Angelo, TX
Area
Whole counties

County Kimble County, TX

The radar

The San Angelo radar (KSJT), 121 km from the middle of the area, began a volume at 03:26 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.

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 3.4 hours before the alert went out and 163 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, Del Rio, TX at 00:00Z on 1998-10-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5197 joules per kilogram.LCLEL10008507005003002001001 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, Del Rio, TX at 00:00Z on 1998-10-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 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
5197 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
1176 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
189 m²/s²
Significant tornado parameter
3.0
Supercell composite
22.7

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 flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Angelo, TX wrote its last area forecast discussion before this flash flood warning went out at Oct 5, 9:07 PM CDT, 1 hour 19 minutes earlier.

Area forecast discussion, Oct 5, 9:07 PM CDT, 1 hour 19 minutes before
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The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 5, 7:13 PM CDTTornado WarningSJTCrockett77 min
Oct 5, 7:23 PM CDTSevere Thunderstorm WarningSJTTom Green62 min
Oct 5, 7:25 PM CDTTornado WarningSJTSchleicher50 min
Oct 5, 7:33 PM CDTSevere Thunderstorm WarningSJTConcho, Menard62 min
Oct 5, 8:34 PM CDTSevere Thunderstorm WarningSJTKimble, Menard61 min
Oct 5, 8:43 PM CDTSevere Thunderstorm WarningSJTSutton77 min

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; radar from the NEXRAD Level II archive.