Alert archive / Tennessee / Flash Flood Warnings in 2001

Flash Flood Warning 45, NWS Nashville, TN

November 29, 2001Cheatham County, Davidson County, Robertson County, Tennessee

NWS Nashville, TN issued this flash flood warning at Nov 29, 2001, 4:40 PM CST for Cheatham County, Davidson County, Robertson County, Tennessee. It was in force for 4 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
Nov 29, 2001, 4:40 PM CST (22:40 UTC)
Expired
Nov 29, 2001, 9:00 PM CST
In force
4 hr
Issued by
NWS Nashville, TN
Area
Whole counties

Counties Cheatham County, TN, Davidson County, TN, Robertson County, TN

The radar

The Nashville radar (KOHX), 32 km from the middle of the area, began a volume at 22:40 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

Nashville Metro, TN (KBNA), launched 12:00Z, 10.7 hours before the alert went out and 35 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 12:00Z on 2001-11-29Temperature 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 km15 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 12:00Z on 2001-11-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 190 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
630 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
190 m²/s²
0-3 km storm-relative helicity
204 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS54 KOHX 292247
FFWBNA
TNC021-037-147-300300-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
440 PM CST THU NOV 29 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CHEATHAM COUNTY IN TENNESSEE
  THIS INCLUDES THE CITY OF ASHLAND CITY
  DAVIDSON COUNTY IN TENNESSEE
  THIS INCLUDES THE CITY OF NASHVILLE
  ROBERTSON COUNTY IN TENNESSEE
  THIS INCLUDES THE CITY OF SPRINGFIELD

* UNTIL 900 PM CST

* AT 434 PM CST...WEATHER SERVICE DOPPLER RADAR INDICATED SEVERAL
BANDS OF VERY HEAVY RAIN MOVING NORTHEAST ACROSS NORTHERN MIDDLE
TENNESSEE. RUNOFF FROM THE RAIN WILL QUICKLY REACH LOW LYING AREAS...
SMALL STREAMS AND CREEKS AND CAUSE FLASH FLOODING.

A FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. DO NOT
ATTEMPT TO CROSS SWIFTLY FLOWING WATERS, OR WATERS OF UNKNOWN DEPTH
BY FOOT OR BY AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT
IMMEDIATELY AND SEEK HIGHER GROUND.

$$
05
LAT...LON 3610 8715 3604 8669 3619 8661 3638 8673
          3664 8662 3665 8708 3638 8723

The office that day

Everything else NWS Nashville, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 28, 8:48 PM CSTFlash Flood WarningOHXStewart3 hr
Nov 28, 11:38 PM CSTFlash Flood WarningOHXBenton, Houston, Stewart3 hr
Nov 29, 2:45 AM CSTFlash Flood WarningOHXBenton, Houston, Humphreys, Montgomery, Stewart4 hr
Nov 29, 2:22 PM CSTFlash Flood WarningOHXLawrence, Maury4 hr

Nearby

Flash Flood Warnings in Tennessee, 2001Every flash flood warning in 2001

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.