Alert archive / Tennessee / Flash Flood Warnings in 2004

Flash Flood Warning 4, NWS Nashville, TN

March 5, 20047 counties in Tennessee

NWS Nashville, TN issued this flash flood warning at Mar 5, 2004, 5:08 PM CST for 7 counties in 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 outline as issued.

The facts

Issued: Mar 5, 2004, 5:08 PM CST (23:08 UTC)
Expired: Mar 5, 2004, 7:15 PM CST
In force: 2 hr
Issued by: NWS Nashville, TN
Area: Counties, with a storm outline in the text

Counties Davidson County, TN, Macon County, TN, Rutherford County, TN, Sumner County, TN, Trousdale County, TN, Williamson County, TN, Wilson County, TN

The radar

The Nashville radar (KOHX), 32 km from the middle of the area, began a volume at 23:08 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, 11.1 hours before the alert went out and 39 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: 3 J/kg
Mixed-layer CIN: -30 J/kg
Mixed-layer LCL: 946 m above ground
0-6 km bulk shear: 75 kt
0-1 km storm-relative helicity: 499 m²/s²
0-3 km storm-relative helicity: 622 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 052312
FFWBNA
TNC037-111-149-165-169-187-189-060115-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
508 PM CST FRI MAR 5 2004

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN DAVIDSON COUNTY IN TENNESSEE
  MACON COUNTY IN TENNESSEE
  RUTHERFORD COUNTY IN TENNESSEE
  SUMNER COUNTY IN TENNESSEE
  TROUSDALE COUNTY IN TENNESSEE
  EASTERN WILLIAMSON COUNTY IN TENNESSEE
  WILSON COUNTY IN TENNESSEE

* UNTIL 715 PM CST

* AT 502 PM CST...WEATHER RADAR INDICATED VERY HEAVY RAIN ALONG A    
  LINE FROM LAFAYETTE TO MOUNT JULIET TO BRENTWOOD TO FRANKLIN.      
  RAINFALL RATES WERE ESTIMATED BY RADAR TO BE BETWEEN ONE AND
  TWO INCHES PER HOUR.  

* CITIES AFFECTED THROUGH 715 PM CST INCLUDE...
  WESTMORELAND...WALTERHILL...SMYRNA...RURAL HILL...RED BOILING
  SPRINGS...OLD HICKORY...OAK HILL...NOLENSVILLE...MURFREESBORO...
  MOUNT JULIET...LEBANON...LAKEWOOD...LAFAYETTE...LA VERGNE...
  HENDERSONVILLE

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 3662 8580 3645 8588 3635 8608 3617 8610
          3571 8646 3573 8691 3620 8672 3664 8610

$$
05

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 5, 5:43 PM CST	Severe Thunderstorm Warning	OHX	Rutherford	32 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; radar from the NEXRAD Level II archive.