Alert archive / Tennessee / Flash Flood Warnings in 2001

Flash Flood Warning 20, NWS Nashville, TN

July 30, 2001Wayne County, Tennessee

NWS Nashville, TN issued this flash flood warning at Jul 30, 2001, 4:16 AM CDT for Wayne County, Tennessee. It was in force for 119 min. 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, 4:16 AM CDT (09:16 UTC)
Expired: Jul 30, 2001, 6:15 AM CDT
In force: 119 min
Issued by: NWS Nashville, TN
Area: Whole counties

County Wayne County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 9.3 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 300921
FFWBNA

TNC181-301115-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
416 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 615 AM CDT

* AT 411 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY  
  HEAVY RAIN OVER WAYNESBORO AND OTHER AREAS IN NORTHERN WAYNE COUNTY.
 
  DOPPLER WEATHER RADAR HAS INDICATED RAINFALL AMOUNTS IN EXCESS OF
  THREE INCHES ACROSS THE NORTHERN HALF OF WAYNE COUNTY SINCE 1 AM.

  RADAR CONTINUES TO SHOW THUNDERSTORMS WITH VERY HEAVY RAINFALL TO THE
  NORTHWEST OF WAYNE COUNTY THAT WILL TRAIN ACROSS THE AREA THE WARNED
  AREA DURING THE NEXT COUPLE OF HOURS.

 BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
 DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT
 QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY
 IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
 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.

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

$$
BOYD
LAT...LON 3518 8797 3518 8764 3541 8765 3542 8798

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 30, 6:09 AM CDT	Flash Flood Warning	OHX	Wayne	2 hr

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.