Alert archive / Tennessee / Flash Flood Warnings in 2016

Flash Flood Warning 22, NWS Nashville, TN

July 7, 2016Davidson County, Rutherford County, Williamson County, Tennessee

NWS Nashville, TN issued this flash flood warning at Jul 7, 2016, 6:55 AM CDT for Davidson County, Rutherford County, Williamson County, Tennessee. It was in force for 4 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: Jul 7, 2016, 6:55 AM CDT (11:55 UTC)
Expired: Jul 7, 2016, 11:00 AM CDT
In force: 4 hr
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Flood severity: None

Counties Davidson County, TN, Rutherford County, TN, Williamson County, TN

The radar

The Nashville radar (KOHX), 39 km from the middle of the area, began a volume at 11:58 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.

What was reported inside it

Time	Report	Where	Remark
Jul 7, 6:58 AM CDT	FLASH FLOOD	Franklin, TN	MCEWEN AT CAROTHERS PARKWAY FLOODED

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 00:00Z, 11.9 hours before the alert went out and 27 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: -461 J/kg
Mixed-layer LCL: 1413 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 7 m²/s²
0-3 km storm-relative helicity: 81 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

387 
WGUS54 KOHX 071155
FFWOHX
TNC037-149-187-071600-
/O.NEW.KOHX.FF.W.0022.160707T1155Z-160707T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
655 AM CDT THU JUL 7 2016

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHWESTERN DAVIDSON COUNTY IN MIDDLE TENNESSEE...
  WEST CENTRAL RUTHERFORD COUNTY IN MIDDLE TENNESSEE...
  WILLIAMSON COUNTY IN MIDDLE TENNESSEE...

* UNTIL 1100 AM CDT

* AT 654 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE
  ALREADY FALLEN...AND MORE IS EXPECTED THIS MORNING.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  FRANKLIN...SMYRNA...BRENTWOOD...LA VERGNE...SPRING HILL...
  NOLENSVILLE...FOREST HILLS...OAK HILL...BELLE MEADE...
  THOMPSON'S STATION...BELLEVUE...EAGLEVILLE...TRIUNE...
  LEIPERS FORK...NATCHEZ TRACE AT HIGHWAY 96 AND THOMPSONS STATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY.

&&

LAT...LON 3602 8661 3574 8659 3580 8702 3610 8703
      3611 8702

$$

05

1 follow-up statement

279 
WGUS74 KOHX 071553
FFSOHX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
1053 AM CDT THU JUL 7 2016

TNC037-149-187-071601-
/O.EXP.KOHX.FF.W.0022.000000T0000Z-160707T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DAVIDSON TN-RUTHERFORD TN-WILLIAMSON TN-
1053 AM CDT THU JUL 7 2016

...THE FLASH FLOOD WARNING FOR SOUTHWESTERN DAVIDSON...WEST CENTRAL
RUTHERFORD AND WILLIAMSON COUNTIES WILL EXPIRE AT 1100 AM CDT...

THE HEAVY RAIN HAS ENDED. FLOOD WATERS HAVE RECEDED. FLOODING IS NO
LONGER EXPECTED TO POSE A THREAT. PLEASE CONTINUE TO HEED ANY
REMAINING ROAD CLOSURES.

LAT...LON 3602 8661 3574 8659 3580 8702 3610 8703
      3611 8702

$$

WHITEHEAD

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 6, 10:26 PM CDT	Flash Flood Watch	OHX	Cannon, Cheatham, Clay, Cumberland, Davidson, DeKalb and 22 more	20 hr
Jul 7, 12:01 AM CDT	Special Weather Statement	OHX	Robertson, Sumner	44 min
Jul 7, 12:27 AM CDT	Severe Thunderstorm Warning	OHX	Robertson, Sumner	33 min
Jul 7, 1:02 AM CDT	Flash Flood Warning	OHX	Cheatham, Davidson, Macon, Montgomery, Robertson, Sumner and 1 more	6 hr
Jul 7, 1:15 AM CDT	Special Weather Statement	OHX	Robertson, Sumner	45 min
Jul 7, 1:42 AM CDT	Special Weather Statement	OHX	Cheatham, Montgomery, Robertson	33 min
Jul 7, 2:11 AM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Robertson, Sumner	34 min
Jul 7, 2:44 AM CDT	Special Weather Statement	OHX	Wilson	46 min
Jul 7, 3:12 AM CDT	Special Weather Statement	OHX	DeKalb, Jackson, Putnam, Van Buren, Warren, White	33 min
Jul 7, 3:18 AM CDT	Severe Thunderstorm Warning	OHX	DeKalb, Jackson, Putnam, Van Buren, Warren, White	27 min
Jul 7, 3:27 AM CDT	Flash Flood Warning Emergency	OHX	Cheatham, Montgomery, Stewart	6 hr
Jul 7, 3:36 AM CDT	Flash Flood Warning	OHX	Cheatham, Davidson, Rutherford, Sumner, Trousdale, Wilson	6 hr
Jul 7, 4:47 AM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Williamson, Wilson	28 min
Jul 7, 5:39 AM CDT	Flash Flood Warning Emergency	OHX	Stewart	3 hr
Jul 7, 5:43 AM CDT	River Flood Warning	OHX	Davidson	10 hr
Jul 7, 6:23 AM CDT	Flash Flood Warning	OHX	Cheatham, Davidson, Dickson, Houston, Montgomery, Williamson	4 hr
Jul 7, 6:45 AM CDT	Special Weather Statement	OHX	Rutherford	30 min
Jul 7, 6:55 AM CDT	Severe Thunderstorm Warning	OHX	Bedford, Marshall, Rutherford, Williamson	35 min
Jul 7, 7:13 AM CDT	Areal Flood Warning	OHX	Cheatham, Davidson, Macon, Montgomery, Robertson, Rutherford and 4 more	6 hr
Jul 7, 7:18 AM CDT	Severe Thunderstorm Warning	OHX	Bedford, Cannon, Coffee, Rutherford	27 min
Jul 7, 7:37 AM CDT	Severe Thunderstorm Warning	OHX	Bedford, Coffee, Grundy	38 min
Jul 7, 9:29 AM CDT	Areal Flood Warning	OHX	Montgomery, Stewart	3 hr
Jul 7, 9:43 AM CDT	River Flood Warning	OHX	Montgomery, Robertson	46 hr
Jul 7, 9:46 AM CDT	River Flood Advisory	OHX	Montgomery	25 hr
Jul 7, 9:46 AM CDT	River Flood Advisory	OHX	Stewart	13 hr
Jul 7, 2:14 PM CDT	Severe Thunderstorm Warning	OHX	Montgomery, Robertson	31 min
Jul 7, 2:38 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Robertson, Sumner	37 min
Jul 7, 3:09 PM CDT	Severe Thunderstorm Warning	OHX	Macon, Sumner, Trousdale, Wilson	36 min
Jul 7, 3:13 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Robertson, Sumner, Wilson	32 min
Jul 7, 3:20 PM CDT	Areal Flood Advisory	OHX	Macon, Robertson, Smith, Sumner, Trousdale, Wilson	3 hr
Jul 7, 3:32 PM CDT	Severe Thunderstorm Warning	OHX	Clay, Jackson, Macon, Overton, Putnam, Smith and 1 more	43 min
Jul 7, 3:35 PM CDT	Areal Flood Advisory	OHX	Clay, Jackson, Macon, Overton, Pickett, Smith and 1 more	3 hr
Jul 7, 3:41 PM CDT	Severe Thunderstorm Warning	OHX	DeKalb, Smith, Trousdale, Wilson	34 min
Jul 7, 3:48 PM CDT	Special Weather Statement	OHX	Wilson	42 min
Jul 7, 4:02 PM CDT	Areal Flood Advisory	OHX	Cumberland, Fentress, Jackson, Overton, Pickett, Putnam and 1 more	3 hr
Jul 7, 4:02 PM CDT	Severe Thunderstorm Warning	OHX	Clay, Fentress, Overton, Pickett	43 min
Jul 7, 4:11 PM CDT	Severe Thunderstorm Warning	OHX	Cumberland, Fentress, Overton, Putnam, White	34 min
Jul 7, 4:14 PM CDT	Severe Thunderstorm Warning	OHX	Cumberland, DeKalb, Putnam, Smith, Van Buren, White	31 min
Jul 7, 4:44 PM CDT	Severe Thunderstorm Warning	OHX	Cumberland, Van Buren, White	46 min
Jul 7, 4:50 PM CDT	Special Weather Statement	OHX	Warren	40 min

Nearby

Flash Flood Warnings in Tennessee, 2016 Every flash flood warning in 2016

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; radar from the NEXRAD Level II archive.