Alert archive / Tennessee / Flash Flood Warnings in 2001

Flash Flood Warning 21, NWS Nashville, TN

July 30, 2001Wayne County, Tennessee

NWS Nashville, TN issued this flash flood warning at Jul 30, 2001, 6:09 AM CDT for Wayne County, Tennessee. It was in force for 2 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: Jul 30, 2001, 6:09 AM CDT (11:09 UTC)
Expired: Jul 30, 2001, 8:15 AM CDT
In force: 2 hr
Issued by: NWS Nashville, TN
Area: Whole counties

County Wayne County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 11.2 hours before the alert went out and 146 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1330 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 871 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 57 m²/s²
0-3 km storm-relative helicity: 81 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.4

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KOHX 301117
FFWOHX
TNC181-301315-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
609 AM CDT MON JUL 30 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WAYNE COUNTY IN TENNESSEE
  THIS INCLUDES THE CITY OF WAYNESBORO

* UNTIL 815 AM CDT

* AT 608 AM CDT...WEATHER SERVICE DOPPLER RADAR AND SATELLITE
  INDICATED VERY HEAVY RAINFALL CONTINUING OVER MUCH OF WAYNE
  COUNTY WITH ADDITIONAL HEAVY RAINFALL MOVING INTO THE AREA
  FROM THE NORTHWEST.

  DOPPLER AND SATELLITE RAINFALL ESTIMATES HAVE BEEN IN EXCESS OF
  THREE INCHES ACROSS PARTS OF WAYNE COUNTY SINCE 3 AM INCLUDING
  THE CITY OF WAYNESBORO. THE LATEST SATELLITE PICTURE IS SHOWING
  THUNDERSTORMS BACK BUILDING ACROSS LINDEN IN PERRY COUNTY...PARSONS
  IN DECATUR COUNTY AND HOLLADAY IN BENTON COUNTY. THESE STORMS WILL
  MOVE SOUTHEAST DOWN INTO WAYNE COUNTY BETWEEN NOW AND 8 AM.

  DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
  ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
  SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
  MOVE TO HIGHER GROUND.

  A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
  IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
  RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
  PRECAUTIONS TO PROTECT LIFE AND PROPERTY. 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. CAMPERS SHOULD AVOID CAMPING ALONG STREAMS OR CREEKS
  DURING THREATENING RAINS.

  TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY
  RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE.

$$
BOYD
LAT...LON 3513 8793 3510 8766 3535 8764 3540 8794

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 30, 4:16 AM CDT	Flash Flood Warning	OHX	Wayne	119 min

Nearby

Flash Flood Warnings in Tennessee, 2001 Every 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.