Alert archive / Tennessee / Flash Flood Warnings in 2002

Flash Flood Warning 27, NWS Nashville, TN

March 31, 2002Perry County, Tennessee

NWS Nashville, TN issued this flash flood warning at Mar 31, 2002, 6:18 AM CST for Perry County, Tennessee. 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
Mar 31, 2002, 6:18 AM CST (12:18 UTC)
Expired
Mar 31, 2002, 9:15 AM CST
In force
3 hr
Issued by
NWS Nashville, TN
Area
Whole counties

County Perry County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 0.3 hours before the alert went out and 126 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 2002-03-31Temperature 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 2002-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 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
549 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
194 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 311218
FFWBNA
TNC135-311515-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
612 AM CST SUN MAR 31 2002

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  PERRY COUNTY IN TENNESSEE

* UNTIL 915 AM CST

* AT 603 AM CST...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
  RAINFALL ALONG AND JUST SOUTH OF HIGHWAY 100 THROUGH PERRY COUNTY.
  RADAR ESTIMATES ALMOST 2 INCHES OF RAIN HAS FALLEN IN THE PAST 3 HOURS.

* EXPECT AN ADDITIONAL INCH OF RAINFALL THIS MORNING BEFORE RAINFALL
  BEGINS TO SLACK OFF. SMALL CREEKS AND STREAMS IN THIS AREA MAY COME 
  TO NEAR BANKFULL AND POSSIBLY FLOOD LOW LYING AREAS.

MOTORISTS SHOULD USE CAUTION DUE TO THE POSSIBILITY OF HYDROPLANING 
AS WATER COLLECTS ON AREA ROADWAYS.

A FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT. MOST
FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES,
DIPS, OR OTHER LOW SPOTS IF WATER COVERS THE ROAD. TO ESCAPE RISING WATER,
MOVE TO HIGHER GROUND.

$$

LAT...LON 3532 8843 3520 8827 3563 8756 3585 8780

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 3:16 AM CSTFlash Flood WarningOHXHouston, Stewart3 hr
Mar 31, 3:21 AM CSTFlash Flood WarningOHXBenton, Houston, Stewart3 hr
Mar 31, 6:28 AM CSTFlash Flood WarningOHXLawrence, Wayne3 hr

Nearby

Flash Flood Warnings in Tennessee, 2002Every flash flood warning in 2002

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.