Alert archive / Tennessee / Flash Flood Warnings in 2004

Flash Flood Warning 89, NWS Nashville, TN

November 30, 20049 counties in Tennessee

NWS Nashville, TN issued this flash flood warning at Nov 30, 2004, 12:18 PM CST for 9 counties in Tennessee. It was in force for 4 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: Nov 30, 2004, 12:18 PM CST (18:18 UTC)
Expired: Nov 30, 2004, 4:15 PM CST
In force: 4 hr
Issued by: NWS Nashville, TN
Area: Counties, with a storm outline in the text

Counties Clay County, TN, Cumberland County, TN, DeKalb County, TN, Fentress County, TN, Jackson County, TN, Overton County, TN, Pickett County, TN, Putnam County, TN, White County, TN

The radar

The Nashville radar (KOHX), 97 km from the middle of the area, began a volume at 18:18 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, 6.3 hours before the alert went out and 101 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 519 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 518 m²/s²
0-3 km storm-relative helicity: 554 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 301824
FFWOHX
TNC027-035-041-049-087-133-137-141-185-302215-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
1218 PM CST TUE NOV 30 2004

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CLAY COUNTY IN TENNESSEE
  CUMBERLAND COUNTY IN TENNESSEE
  DE KALB COUNTY IN TENNESSEE
  FENTRESS COUNTY IN TENNESSEE
  JACKSON COUNTY IN TENNESSEE
  OVERTON COUNTY IN TENNESSEE
  PICKETT COUNTY IN TENNESSEE
  PUTNAM COUNTY IN TENNESSEE
  WHITE COUNTY IN TENNESSEE
  THIS INCLUDES THE CITIES OF COOKEVILLE...JAMESTOWN...GAINESBORO...LIVINGSTON
  AND BYRDSTOWN

* UNTIL 415 PM CST

* AT 1207 PM CST...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED SEVERAL ROADS
  WITH WATER OVER THE ROADWAY AND WATER ACCUMULATING IN LOW AREAS. DOPPLER
  RADAR ESTIMATES FROM 1 INCH TO 1.75 INCHES OF RAIN HAVE FALLEN IN THE PAST
  3 HOURS. AN ADDITIONAL INCH OF RAINFALL IS EXPECTED OVER THE WARNED AREA
  BEFORE RAINFALL DIMINISHES.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO COOKEVILLE...
  JAMESTOWN...GAINESBORO...LIVINGSTON AND BYRDSTOWN .

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.

LAT...LON 3622 8579 3613 8585 3609 8606 3598 8596
      3601 8547 3604 8496 3624 8487 3648 8476
      3663 8501 3648 8583

$$

JLM

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 30, 10:19 AM CST	Flash Flood Warning	OHX	Lawrence, Lewis, Maury, Wayne	4 hr
Nov 30, 11:54 AM CST	Flash Flood Warning	OHX	Davidson, Rutherford, Smith, Williamson, Wilson	4 hr
Nov 30, 1:22 PM CST	Flash Flood Warning	OHX	Bedford, Cannon, Coffee, Marshall, Warren	4 hr
Nov 30, 1:50 PM CST	Severe Thunderstorm Warning	OHX	Davidson, Macon, Sumner, Trousdale, Wilson	35 min
Nov 30, 3:46 PM CST	Flash Flood Warning	OHX	Davidson, Rutherford, Smith, Williamson, Wilson	3 hr
Nov 30, 4:15 PM CST	Flash Flood Warning	OHX	Clay, Cumberland, DeKalb, Fentress, Jackson, Overton and 3 more	3 hr
Nov 30, 5:39 PM CST	Flash Flood Warning	OHX	Bedford, Cannon, Coffee, Giles, Grundy, Marshall and 2 more	3 hr

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.