Alert archive / Tennessee / Flash Flood Warnings in 2003

Flash Flood Warning 35, NWS Nashville, TN

May 6, 200313 counties in Tennessee

NWS Nashville, TN issued this flash flood warning at May 6, 2003, 11:52 PM CDT for 13 counties in 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: May 6, 2003, 11:52 PM CDT (04:52 UTC)
Expired: May 7, 2003, 3:00 AM CDT
In force: 3 hr
Issued by: NWS Nashville, TN
Area: Counties, with a storm outline in the text

Counties Bedford County, TN, Coffee County, TN, Franklin County, TN, Giles County, TN, Grundy County, TN, Lawrence County, TN, Lewis County, TN, Lincoln County, TN, Marshall County, TN, Maury County, TN, Moore County, TN, Perry County, TN, Wayne County, TN

The radar

The Northeast Alabama radar (KHTX), 105 km from the middle of the area, began a volume at 04:55 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 00:00Z, 4.9 hours before the alert went out and 94 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: 1519 J/kg
Mixed-layer CIN: -20 J/kg
Mixed-layer LCL: 720 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 92 m²/s²
0-3 km storm-relative helicity: 120 m²/s²
Significant tornado parameter: 0.9
Supercell composite: 3.1

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KOHX 070453
FFWBNA
TNC003-031-051-055-061-099-101-103-117-119-127-135-181-070800-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
1152 PM CDT TUE MAY 6 2003

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES IN TENNESSEE...
  BEDFORD, COFFEE, FRANKLIN, GILES, GRUNDY, LAWRENCE, LEWIS,         
  LINCOLN, MARSHALL, MAURY, MOORE, PERRY, AND WAYNE

* UNTIL 300 AM CDT

* AT 1149 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF 
  THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL MOVING INTO SOUTHERN   
  MIDDLE TENNESSEE FROM NORTHERN ALABAMA.

* SOME CITIES IN THE WARNED AREA INCLUDE SHELBYVILLE, MANCHESTER,    
  FAYETTEVILLE, PULASKI, ALTAMONT, LAWRENCEBURG, HOHENWALD,          
  WINCHESTER, LEWISBURG, COLUMBIA, LYNCHBURG, LINDEN, AND WAYNESBORO.

A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS OCCURRING OR
IMMINENT. MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO
CROSS BRIDGES, DIPS, OR OTHER LOW SPOTS IF WATER COVERS THE ROAD.
NEVER TRY TO CROSS A FLOWING STREAM, EVEN A SMALL ONE, ON FOOT. TO
ESCAPE RISING WATER, MOVE TO HIGHER GROUND.
&&
LAT...LON 3569 8805 3501 8804 3499 8587 3555 8544
$$
ROSE

The office that day

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

Issued	Product	Office	Counties	Lasted
May 6, 11:16 PM CDT	Severe Thunderstorm Warning	OHX	Franklin, Lincoln	29 min
May 6, 11:42 PM CDT	Severe Thunderstorm Warning	OHX	Bedford, Giles, Marshall	33 min
May 6, 11:44 PM CDT	Severe Thunderstorm Warning	OHX	Coffee, Franklin, Moore	46 min
May 6, 11:51 PM CDT	Severe Thunderstorm Warning	OHX	Wayne	39 min
May 6, 11:59 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Dickson, Hickman, Williamson	31 min
May 7, 12:12 AM CDT	Flash Flood Warning	OHX	Benton, Houston, Humphreys, Montgomery, Stewart	3 hr
May 7, 12:13 AM CDT	Severe Thunderstorm Warning	OHX	Coffee, Grundy, Warren	32 min
May 7, 12:19 AM CDT	Severe Thunderstorm Warning	OHX	Stewart	41 min
May 7, 12:21 AM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Williamson	39 min
May 7, 12:27 AM CDT	Flash Flood Warning	OHX	Cheatham, Davidson, Williamson	3 hr
May 7, 12:38 AM CDT	Flash Flood Warning	OHX	Cannon, DeKalb, Rutherford, Van Buren, Warren, White and 1 more	3 hr
May 7, 12:57 AM CDT	Severe Thunderstorm Warning	OHX	Hickman, Humphreys, Perry	33 min
May 7, 1:05 AM CDT	Flash Flood Warning	OHX	Dickson, Hickman	3 hr
May 7, 1:12 AM CDT	Severe Thunderstorm Warning	OHX	Montgomery	48 min
May 7, 1:20 AM CDT	Severe Thunderstorm Warning	OHX	Macon, Sumner	50 min
May 7, 1:27 AM CDT	Flash Flood Warning	OHX	Robertson, Sumner	3 hr
May 7, 1:29 AM CDT	Severe Thunderstorm Warning	OHX	Hickman, Perry	31 min
May 7, 1:31 AM CDT	Severe Thunderstorm Warning	OHX	Davidson, Wilson	54 min
May 7, 1:46 AM CDT	Flash Flood Warning	OHX	Macon, Smith, Trousdale	3 hr
May 7, 1:48 AM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Dickson, Hickman, Robertson, Williamson	42 min
May 7, 2:22 AM CDT	Severe Thunderstorm Warning	OHX	Sumner	43 min
May 7, 2:28 AM CDT	Severe Thunderstorm Warning	OHX	Macon, Smith, Trousdale, Wilson	47 min
May 7, 2:32 AM CDT	Severe Thunderstorm Warning	OHX	Cannon, Rutherford, Williamson	43 min
May 7, 2:53 AM CDT	Severe Thunderstorm Warning	OHX	Clay, Jackson, Macon, Overton, Putnam, Smith and 1 more	57 min
May 7, 3:01 AM CDT	Flash Flood Warning	OHX	Bedford, Coffee, Franklin, Giles, Grundy, Lawrence and 8 more	3 hr
May 7, 3:30 AM CDT	Severe Thunderstorm Warning	OHX	Cumberland, Fentress, Overton, Pickett	55 min
May 7, 3:37 AM CDT	Severe Thunderstorm Warning	OHX	DeKalb, Van Buren, Warren, White	53 min
May 7, 3:57 AM CDT	Severe Thunderstorm Warning	OHX	Coffee, Grundy	48 min
May 7, 5:05 AM CDT	Flash Flood Warning	OHX	Benton, Cannon, Cheatham, Clay, Cumberland, Davidson and 22 more	6 hr
May 7, 5:12 AM CDT	Severe Thunderstorm Warning	OHX	Lewis, Wayne	33 min
May 7, 5:48 AM CDT	Severe Thunderstorm Warning	OHX	Lewis, Maury	42 min
May 7, 5:55 AM CDT	Severe Thunderstorm Warning	OHX	Perry	50 min
May 7, 6:12 AM CDT	Flash Flood Warning	OHX	Bedford, Coffee, Franklin, Giles, Grundy, Hickman and 8 more	6 hr
May 7, 6:22 AM CDT	Flash Flood Warning	OHX	Warren	6 hr
May 7, 6:47 AM CDT	Tornado Warning	OHX	Bedford, Rutherford	43 min
May 7, 6:58 AM CDT	Tornado Warning	OHX	Marshall, Williamson	32 min
May 7, 7:31 AM CDT	Severe Thunderstorm Warning	OHX	Hickman	44 min
May 7, 7:35 AM CDT	Tornado Warning	OHX	Cannon, DeKalb, Wilson	25 min
May 7, 7:42 AM CDT	Severe Thunderstorm Warning	OHX	Maury, Williamson	48 min
May 7, 8:00 AM CDT	Severe Thunderstorm Warning	OHX	Putnam	45 min
May 7, 8:03 AM CDT	Severe Thunderstorm Warning	OHX	Rutherford	42 min
May 7, 8:07 AM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson	38 min
May 7, 8:27 AM CDT	Severe Thunderstorm Warning	OHX	Bedford, Marshall	48 min
May 7, 8:52 AM CDT	Severe Thunderstorm Warning	OHX	DeKalb, White	43 min
May 7, 9:15 AM CDT	Severe Thunderstorm Warning	OHX	Coffee	30 min
May 7, 9:18 AM CDT	Severe Thunderstorm Warning	OHX	Bedford	42 min
May 7, 10:50 AM CDT	Flash Flood Warning	OHX	Bedford, Cannon, Cheatham, Clay, Coffee, Cumberland and 25 more	5 hr

Nearby

Flash Flood Warnings in Tennessee, 2003 Every flash flood warning in 2003

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.