Alert archive / Tennessee / Flash Flood Warnings in 1991

Flash Flood Warning 16, NWS Morristown, TN

December 2, 1991Fentress County, Pickett County, Tennessee

NWS Morristown, TN issued this flash flood warning at Dec 2, 1991, 8:46 PM CST for Fentress County, Pickett County, Tennessee. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Dec 2, 1991, 8:46 PM CST (02:46 UTC)
Expired
Dec 2, 1991, 11:45 PM CST
In force
3 hr
Issued by
NWS Morristown, TN
Area
Whole counties

Counties Fentress County, TN, Pickett County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 2.8 hours before the alert went out and 148 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, Nashville Metro, TN at 00:00Z on 1991-12-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 00:00Z on 1991-12-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -114 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
627 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
-114 m²/s²
0-3 km storm-relative helicity
281 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Morristown, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 2, 8:46 PM CSTFlash Flood WarningMRXCumberland3 hr
Dec 2, 9:33 PM CSTFlash Flood WarningMRXAnderson, Campbell, Morgan, Scott4 hr
Dec 2, 9:33 PM CSTFlash Flood WarningMRXRoane4 hr
Dec 3, 5:00 AM CSTFlash Flood WarningMRXScott2 hr

Nearby

Flash Flood Warnings in Tennessee, 1991Every flash flood warning in 1991

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.