Alert archive / Tennessee / Flash Flood Warnings in 2011

Flash Flood Warning 9, NWS Nashville, TN

February 28, 201110 counties in Tennessee

NWS Nashville, TN issued this flash flood warning at Feb 28, 2011, 6:52 AM CST for 10 counties in Tennessee. It was in force for 5 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Feb 28, 2011, 6:52 AM CST (12:52 UTC)
Expired: Feb 28, 2011, 12:00 PM CST
In force: 5 hr
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Flood severity: None

Counties Benton County, TN, Cheatham County, TN, Davidson County, TN, Dickson County, TN, Houston County, TN, Humphreys County, TN, Macon County, TN, Montgomery County, TN, Robertson County, TN, Sumner County, TN

What was reported inside it

Time	Report	Where	Remark
Feb 28, 9:03 AM CST	FLOOD	3 N Charlotte, TN	HIGHWAY 48 WAS COVERED WITH 5 INCHES OF WATER.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 0.9 hours before the alert went out and 84 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: 948 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 795 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 369 m²/s²
0-3 km storm-relative helicity: 404 m²/s²
Significant tornado parameter: 2.6
Supercell composite: 9.4

Open this sounding in Storm Lab

The text

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

419 
WGUS54 KOHX 281252
FFWOHX
TNC005-021-037-043-083-085-111-125-147-165-281545-
/O.NEW.KOHX.FF.W.0009.110228T1252Z-110228T1545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
652 AM CST MON FEB 28 2011

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHERN BENTON COUNTY IN MIDDLE TENNESSEE...
  THIS INCLUDES THE CITY OF CAMDEN...
  CHEATHAM COUNTY IN MIDDLE TENNESSEE...
  THIS INCLUDES THE CITY OF ASHLAND CITY...
  NORTH CENTRAL DAVIDSON COUNTY IN MIDDLE TENNESSEE...
  NORTHERN DICKSON COUNTY IN MIDDLE TENNESSEE...
  SOUTHEASTERN HOUSTON COUNTY IN MIDDLE TENNESSEE...
  HUMPHREYS COUNTY IN MIDDLE TENNESSEE...
  THIS INCLUDES THE CITY OF WAVERLY...
  NORTHWESTERN MACON COUNTY IN MIDDLE TENNESSEE...
  SOUTHEASTERN MONTGOMERY COUNTY IN MIDDLE TENNESSEE...
  ROBERTSON COUNTY IN MIDDLE TENNESSEE...
  THIS INCLUDES THE CITY OF SPRINGFIELD...
  SUMNER COUNTY IN MIDDLE TENNESSEE...

* UNTIL 945 AM CST

* AT 649 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  PERSISTENT TRAINING OF THUNDERSTORMS ACROSS THE WARNED AREA        
  THAT IS RESULTING IN HEAVY RAINFALL AMOUNTS.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WHITE
  HOUSE...WESTMORELAND...RIDGETOP...PORTLAND...MILLERSVILLE...
  GREENBRIER AND CROSS PLAINS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

&&

LAT...LON 3604 8821 3666 8659 3663 8581 3584 8815
      3585 8822

$$

ROSE

4 follow-up statements

748 
WGUS74 KOHX 281352
FFSOHX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
752 AM CST MON FEB 28 2011

TNC005-021-037-043-083-085-111-125-147-165-281600-
/O.CON.KOHX.FF.W.0009.000000T0000Z-110228T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DICKSON TN-HOUSTON TN-DAVIDSON TN-CHEATHAM TN-MACON TN-MONTGOMERY TN-
ROBERTSON TN-SUMNER TN-BENTON TN-HUMPHREYS TN-
752 AM CST MON FEB 28 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR HUMPHREYS...SOUTHERN
BENTON...SUMNER...ROBERTSON...SOUTHEASTERN MONTGOMERY...NORTHWESTERN
MACON...CHEATHAM...NORTH CENTRAL DAVIDSON...SOUTHEASTERN HOUSTON AND
NORTHERN DICKSON COUNTIES UNTIL 1000 AM CST...

AT 751 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. 
WIDESPREAD AMOUNTS OF 1 TO 2 INCHES OF RAIN HAS FALLEN...WITH AN 
ADDITIONAL 1 TO 2 INCHES EXPECTED THIS MORNING. RAINFALL RATES 
EXCEEDING 3 INCHES PER HOUR ARE ALSO EXPECTED.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO 
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING 
INCLUDE...ASHLAND CITY...CAMDEN...SPRINGFIELD...WAVERLY...CROSS 
PLAINS...GREENBRIER...MCEWEN...MILLERSVILLE...NEW 
JOHNSONVILLE...PORTLAND...RIDGETOP...WESTMORELAND AND WHITE HOUSE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. WHEN ENCOUNTERING FLOODED ROADS MAKE THE SMART CHOICE...TURN 
AROUND...DONT DROWN.

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.

&&

LAT...LON 3604 8821 3666 8659 3663 8581 3584 8815
      3585 8822

$$

LAROSA

392 
WGUS74 KOHX 281507
FFSOHX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
907 AM CST MON FEB 28 2011

TNC005-021-037-043-083-085-111-125-147-165-281600-
/O.CON.KOHX.FF.W.0009.000000T0000Z-110228T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DICKSON TN-HOUSTON TN-DAVIDSON TN-CHEATHAM TN-MACON TN-MONTGOMERY TN-
ROBERTSON TN-SUMNER TN-BENTON TN-HUMPHREYS TN-
907 AM CST MON FEB 28 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR HUMPHREYS...SOUTHERN
BENTON...SUMNER...ROBERTSON...SOUTHEASTERN MONTGOMERY...NORTHWESTERN
MACON...CHEATHAM...NORTH CENTRAL DAVIDSON...SOUTHEASTERN HOUSTON AND
NORTHERN DICKSON COUNTIES UNTIL 1000 AM CST...

AT 903 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
FLASH FLOODING WAS OCCURRING IN IN THE WARNED AREA.

WIDESPREAD AMOUNTS OF 1 TO 2 INCHES OF RAIN HAS FALLEN...WITH AN 
ADDITIONAL 1 TO 2 INCHES EXPECTED THIS MORNING. RAINFALL RATES 
EXCEEDING 3 INCHES PER HOUR ARE ALSO EXPECTED.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO 
OCCUR. DICKSON COUNTY EMERGENCY MANAGEMENT REPORTED FLOODING ALONG 
HIGHWAY 48 NORTH OF CHARLOTTE. 

SOME OTHER LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE 
ASHLAND CITY...CAMDEN... SPRINGFIELD...WAVERLY...CROSS PLAINS... 
GREENBRIER...MCEWEN... MILLERSVILLE...NEW JOHNSONVILLE...PORTLAND... 
RIDGETOP...WESTMORELAND AND WHITE HOUSE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. WHEN ENCOUNTERING FLOODED ROADS MAKE THE SMART CHOICE...TURN 
AROUND...DONT DROWN.

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.

&&

LAT...LON 3604 8821 3666 8659 3663 8581 3584 8815
      3585 8822

$$

LAROSA

385 
WGUS54 KOHX 281552
FFWOHX
TNC005-021-037-043-083-085-111-125-147-165-281700-
/O.EXT.KOHX.FF.W.0009.000000T0000Z-110228T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
952 AM CST MON FEB 28 2011

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  SOUTHERN BENTON COUNTY IN MIDDLE TENNESSEE...
  THIS INCLUDES THE CITY OF CAMDEN...
  CHEATHAM COUNTY IN MIDDLE TENNESSEE...
  THIS INCLUDES THE CITY OF ASHLAND CITY...
  NORTH CENTRAL DAVIDSON COUNTY IN MIDDLE TENNESSEE...
  NORTHERN DICKSON COUNTY IN MIDDLE TENNESSEE...
  SOUTHEASTERN HOUSTON COUNTY IN MIDDLE TENNESSEE...
  HUMPHREYS COUNTY IN MIDDLE TENNESSEE...
  THIS INCLUDES THE CITY OF WAVERLY...
  NORTHWESTERN MACON COUNTY IN MIDDLE TENNESSEE...
  SOUTHEASTERN MONTGOMERY COUNTY IN MIDDLE TENNESSEE...
  ROBERTSON COUNTY IN MIDDLE TENNESSEE...
  THIS INCLUDES THE CITY OF SPRINGFIELD...
  SUMNER COUNTY IN MIDDLE TENNESSEE...

* UNTIL 1100 AM CST

* AT 944 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  FLASH FLOODING WAS CONTINUING OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WHITE
  HOUSE...WESTMORELAND...RIDGETOP...PORTLAND...MILLERSVILLE...
  GREENBRIER AND CROSS PLAINS

WIDESPREAD RAINFALL AMOUNTS OF 1 TO 3 INCHES HAVE FALLEN...WITH AN 
ADDITIONAL 1 TO 2 INCHES BEFORE RAIN TAPERS OFF LATER THIS MORNING. 
RAINFALL RATES EXCEEDING 3 INCHES PER HOUR CAN ALSO BE EXPECTED.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO 
OCCUR. DICKSON COUNTY EMERGENCY MANAGEMENT REPORTED FLOODING ALONG 
HIGHWAY 48 NORTH OF CHARLOTTE...AND HIGHWAY 49 NEAR VANLEER HAS BEEN 
CLOSED.

SOME OTHER LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE 
ASHLAND CITY...CAMDEN... SPRINGFIELD...WAVERLY...CROSS PLAINS... 
GREENBRIER...MCEWEN... MILLERSVILLE...NEW JOHNSONVILLE...PORTLAND... 
RIDGETOP...WESTMORELAND AND WHITE HOUSE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. WHEN ENCOUNTERING FLOODED ROADS MAKE THE SMART CHOICE...TURN 
AROUND...DONT DROWN.

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.

&&

LAT...LON 3604 8821 3666 8659 3663 8581 3584 8815
      3585 8822

$$

LAROSA

341 
WGUS54 KOHX 281657
FFWOHX
TNC005-021-037-043-083-085-111-125-147-165-281800-
/O.EXT.KOHX.FF.W.0009.000000T0000Z-110228T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
1057 AM CST MON FEB 28 2011

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  SOUTHERN BENTON COUNTY IN MIDDLE TENNESSEE...
  THIS INCLUDES THE CITY OF CAMDEN...
  CHEATHAM COUNTY IN MIDDLE TENNESSEE...
  THIS INCLUDES THE CITY OF ASHLAND CITY...
  NORTH CENTRAL DAVIDSON COUNTY IN MIDDLE TENNESSEE...
  NORTHERN DICKSON COUNTY IN MIDDLE TENNESSEE...
  SOUTHEASTERN HOUSTON COUNTY IN MIDDLE TENNESSEE...
  HUMPHREYS COUNTY IN MIDDLE TENNESSEE...
  THIS INCLUDES THE CITY OF WAVERLY...
  NORTHWESTERN MACON COUNTY IN MIDDLE TENNESSEE...
  SOUTHEASTERN MONTGOMERY COUNTY IN MIDDLE TENNESSEE...
  ROBERTSON COUNTY IN MIDDLE TENNESSEE...
  THIS INCLUDES THE CITY OF SPRINGFIELD...
  SUMNER COUNTY IN MIDDLE TENNESSEE...

* UNTIL NOON CST

* AT 1050 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED  
  RAINFALL CONTINUING OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ASHLAND 
CITY...CAMDEN...SPRINGFIELD...WAVERLY...CROSS PLAINS... 
GREENBRIER...MCEWEN...MILLERSVILLE...NEW JOHNSONVILLE...PORTLAND... 
RIDGETOP...WESTMORELAND AND WHITE HOUSE.

WIDESPREAD AMOUNTS OF 1 TO 3 INCHES OF RAIN HAVE FALLEN...HOWEVER 
RAIN WILL BE TAPERING OFF BY EARLY THIS AFTERNOON. RUNOFF FROM THIS 
EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR THROUGH THIS 
MORNING. DICKSON COUNTY EMERGENCY MANAGEMENT REPORTED FLOODING ALONG 
HIGHWAY 48 NORTH OF CHARLOTTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. WHEN ENCOUNTERING FLOODED ROADS MAKE THE SMART CHOICE...TURN 
AROUND...DONT DROWN.

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.

&&

LAT...LON 3604 8821 3666 8659 3663 8581 3584 8815
      3585 8822

$$

LAROSA

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 28, 5:16 AM CST	Wind Advisory	OHX	Bedford, Cannon, Clay, Coffee, Cumberland, Davidson and 21 more	13 hr
Feb 28, 5:55 AM CST	Flash Flood Warning	OHX	Benton, Houston, Humphreys, Montgomery, Robertson, Stewart	3 hr
Feb 28, 6:10 AM CST	Severe Thunderstorm Warning	OHX	Benton, Dickson, Houston, Humphreys	35 min
Feb 28, 6:35 AM CST	Severe Thunderstorm Warning	OHX	Cheatham, Dickson, Houston, Montgomery	25 min
Feb 28, 6:58 AM CST	Tornado Warning	OHX	Hickman, Lewis, Perry	32 min
Feb 28, 7:00 AM CST	Severe Thunderstorm Warning	OHX	Cheatham, Dickson, Montgomery, Robertson	30 min
Feb 28, 7:33 AM CST	Flash Flood Warning	OHX	Benton, Cheatham, Dickson, Hickman, Humphreys, Lewis and 3 more	6 hr
Feb 28, 7:57 AM CST	Flash Flood Warning	OHX	Cheatham, Davidson, Sumner, Williamson	6 hr
Feb 28, 8:12 AM CST	Flash Flood Watch	OHX	Bedford, Cannon, Clay, Coffee, Cumberland, DeKalb and 20 more	7 hr
Feb 28, 8:12 AM CST	Flash Flood Warning	OHX	Davidson, Macon, Rutherford, Smith, Sumner, Trousdale and 1 more	6 hr
Feb 28, 8:20 AM CST	Severe Thunderstorm Warning	OHX	Giles, Lawrence, Marshall, Maury	55 min
Feb 28, 8:36 AM CST	Flash Flood Warning	OHX	Clay, Fentress, Jackson, Macon, Overton, Pickett and 2 more	6 hr
Feb 28, 8:43 AM CST	Flash Flood Warning	OHX	Benton, Houston, Humphreys, Montgomery, Robertson, Stewart	3 hr
Feb 28, 9:01 AM CST	Flash Flood Warning	OHX	Giles, Hickman, Lawrence, Lewis, Marshall, Maury and 3 more	6 hr
Feb 28, 9:23 AM CST	Severe Thunderstorm Warning	OHX	Bedford, Cannon, Coffee, Rutherford, Warren	25 min
Feb 28, 9:30 AM CST	Tornado Warning	OHX	Bedford, Coffee	15 min
Feb 28, 10:19 AM CST	Severe Thunderstorm Warning	OHX	Cumberland, Van Buren, White	26 min
Feb 28, 11:12 AM CST	Areal Flood Advisory	OHX	Bedford, Cannon, Coffee, Cumberland, DeKalb, Grundy and 5 more	6 hr
Feb 28, 11:31 AM CST	Severe Thunderstorm Warning	OHX	Cannon, Rutherford, Williamson, Wilson	44 min
Feb 28, 11:47 AM CST	Tornado Warning	OHX	Cannon, DeKalb, Rutherford	28 min
Feb 28, 11:50 AM CST	Areal Flood Advisory	OHX	Benton, Cheatham, Davidson, Dickson, Houston, Humphreys and 5 more	3 hr
Feb 28, 11:56 AM CST	Severe Thunderstorm Warning	OHX	Bedford, Marshall	34 min
Feb 28, 12:18 PM CST	Tornado Warning	OHX	Coffee, Grundy, Van Buren, Warren	27 min
Feb 28, 12:49 PM CST	Severe Thunderstorm Warning	OHX	Grundy	14 min
Feb 28, 1:58 PM CST	River Flood Warning	OHX	Davidson	59 min
Feb 28, 2:08 PM CST	River Flood Advisory	OHX	Davidson	10 hr
Feb 28, 2:08 PM CST	River Flood Advisory	OHX	Davidson	10 hr
Feb 28, 2:08 PM CST	River Flood Advisory	OHX	Davidson	117 min

Nearby

Flash Flood Warnings in Tennessee, 2011 Every flash flood warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.