Alert archive / Texas / Flash Flood Warnings in 1986

Flash Flood Warning 81, NWS Fort Worth, TX

October 1, 1986Foard County, Knox County, Texas

NWS Fort Worth, TX issued this flash flood warning at Oct 1, 1986, 9:58 PM CDT for Foard County, Knox County, Texas. It was in force for 72 min.

The area

The counties it named.

The facts

Issued
Oct 1, 1986, 9:58 PM CDT (02:58 UTC)
Expired
Oct 1, 1986, 11:10 PM CDT
In force
72 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

Counties Foard County, TX, Knox County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Fort Sill, OK (KFSI), launched 00:00Z, 3.0 hours before the alert went out and 157 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 Sill, OK at 00:00Z on 1986-10-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Sill, OK at 00:00Z on 1986-10-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 square meters per square second.193958Sfc1 km3 km6 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1957 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
168 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

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 1, 7:39 PM CDTSevere Thunderstorm WarningFWDStonewall66 min
Oct 1, 9:10 PM CDTSevere Thunderstorm WarningFWDKnox60 min
Oct 1, 9:58 PM CDTSevere Thunderstorm WarningFWDFoard, Knox72 min

Nearby

Flash Flood Warnings in Texas, 1986Every flash flood warning in 1986

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.