Alert archive / Tennessee / Flash Flood Warnings in 2004

Flash Flood Warning 13, NWS Nashville, TN

April 23, 2004Cheatham County, Dickson County, Robertson County, Tennessee

NWS Nashville, TN issued this flash flood warning at Apr 23, 2004, 2:39 AM CDT for Cheatham County, Dickson County, Robertson 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 outline as issued.

The facts

Issued: Apr 23, 2004, 2:39 AM CDT (07:39 UTC)
Expired: Apr 23, 2004, 5:45 AM CDT
In force: 3 hr
Issued by: NWS Nashville, TN
Area: Counties, with a storm outline in the text

Counties Cheatham County, TN, Dickson County, TN, Robertson County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 7.7 hours before the alert went out and 54 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: 62 J/kg
Mixed-layer CIN: -81 J/kg
Mixed-layer LCL: 1252 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 154 m²/s²
0-3 km storm-relative helicity: 131 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KOHX 230746
FFWBNA
TNC021-043-147-231045-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
239 AM CDT FRI APR 23 2004

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CHEATHAM COUNTY IN TENNESSEE
  DICKSON COUNTY IN TENNESSEE
  ROBERTSON COUNTY IN TENNESSEE

* UNTIL 545 AM CDT

* AT 240 AM CDT...WEATHER RADAR INDICATED VERY HEAVY RAIN WITH       
  RAINFALL FALLING NEAR A RATE OF TWO INCHES PER HOUR IN THE         
  HEAVIER STORMS. WITH THE ALREADY SATURATED GROUNDS FLASH FLOODING  
  WILL OCCUR IN THE LOW LYING AREAS...

* CITIES AFFECTED THROUGH 545 AM CDT INCLUDE...
  WHITE BLUFF...SPRINGFIELD...KINGSTON SPRINGS...GREENBRIER...
  DICKSON...CROSS PLAINS...BURNS...ASHLAND CITY

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
MOVE TO HIGHER GROUND IMMEDIATELY. DO NOT ATTEMPT TO CROSS FLOODED
ROADWAYS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.

STAY TUNED TO THIS NATIONAL WEATHER SERVICE BROADCAST FOR THE LATEST
UPDATES AND INFORMATION. TO REPORT FLOODING...CONTACT LOCAL LAW
ENFORCEMENT.

LAT...LON 3618 8754 3601 8734 3609 8709 3658 8662
          3662 8694

$$

31

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 23, 12:44 AM CDT	Flash Flood Warning	OHX	Benton, Houston, Humphreys	3 hr
Apr 23, 3:26 AM CDT	Flash Flood Warning	OHX	Stewart	3 hr
Apr 23, 12:05 PM CDT	Flash Flood Warning	OHX	Dickson, Humphreys	3 hr
Apr 23, 12:59 PM CDT	Severe Thunderstorm Warning	OHX	Davidson	46 min
Apr 23, 1:24 PM CDT	Severe Thunderstorm Warning	OHX	Wilson	51 min
Apr 23, 1:30 PM CDT	Severe Thunderstorm Warning	OHX	Rutherford	45 min
Apr 23, 1:45 PM CDT	Tornado Warning	OHX	Wilson	30 min
Apr 23, 2:12 PM CDT	Severe Thunderstorm Warning	OHX	DeKalb, Smith	58 min
Apr 23, 2:35 PM CDT	Severe Thunderstorm Warning	OHX	Jackson, Putnam	55 min

Nearby

Flash Flood Warnings in Tennessee, 2004 Every flash flood warning in 2004

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.