Alert archive / Tennessee / Flash Flood Warnings in 2012

Flash Flood Warning 6, NWS Nashville, TN

May 29, 2012Benton County, Tennessee

NWS Nashville, TN issued this flash flood warning at May 29, 2012, 7:36 AM CDT for Benton County, Tennessee. It was in force for 3 hr. 2 reports 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
May 29, 2012, 7:36 AM CDT (12:36 UTC)
Expired
May 29, 2012, 10:30 AM CDT
In force
3 hr
Issued by
NWS Nashville, TN
Area
Storm-based polygon
Flood severity
None

County Benton County, TN

What was reported inside it

TimeReportWhereRemark
May 29, 9:22 AM CDTHEAVY RAIN 5.754 Ne Camden, TNMEASURED BETWEEN 545 AM CDT AND 922 AM CDT
May 29, 10:00 AM CDTFLASH FLOOD4 Ne Camden, TNSEVERAL ROADS FLOODED NORTHEAST OF CAMDEN INCLUDING EBENEZER ROAD...JOE CORBITT ROAD...FLATWOODS ROAD...AND CUFF ROAD.

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, 0.6 hours before the alert went out and 134 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-pSkew-T log-p diagram, Nashville Metro, TN at 12:00Z on 2012-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 651 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2012-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 135 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
651 J/kg
Mixed-layer CIN
-100 J/kg
Mixed-layer LCL
1183 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
135 m²/s²
0-3 km storm-relative helicity
124 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.

932 
WGUS54 KOHX 291236
FFWOHX
TNC005-291530-
/O.NEW.KOHX.FF.W.0006.120529T1236Z-120529T1530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
736 AM CDT TUE MAY 29 2012

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL BENTON COUNTY IN MIDDLE TENNESSEE...

* UNTIL 1030 AM CDT

* AT 735 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. RADAR ESTIMATES UP TO 4 INCHES OF RAINFALL HAS        
  FALL THIS MORNING. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  CAMDEN.


LAT...LON 3615 8819 3619 8807 3622 8796 3608 8796
      3592 8821

$$

04
1 follow-up statement
873 
WGUS74 KOHX 291343
FFSOHX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
843 AM CDT TUE MAY 29 2012

TNC005-291530-
/O.CON.KOHX.FF.W.0006.000000T0000Z-120529T1530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BENTON TN-
843 AM CDT TUE MAY 29 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR CENTRAL BENTON COUNTY
UNTIL 1030 AM CDT...

AT 840 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL CONTINUE MOVING ACROSS THE 
WARNED AREA. RADAR ESTIMATES THAT UP TO 7 INCHES OF RAIN HAS FALLEN 
THIS MORNING NEAR CAMDEN. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 
INCHES ARE POSSIBLE IN THE WARNED AREA OVER THE NEXT COUPLE OF HOURS.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
CAMDEN.

AT 726 AM CDT...WATER WAS REPORTED FLOWING OVER FLATWOOD ROAD JUST 
NORTH OF CAMDEN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLASH 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 3615 8819 3619 8807 3622 8796 3608 8796
      3592 8821

$$

SHAMBURGER

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 5:27 AM CDTSpecial Weather StatementOHXBenton33 min
May 29, 6:32 AM CDTSpecial Weather StatementOHXBenton, Houston, Humphreys, Stewart58 min
May 29, 6:40 AM CDTSevere Thunderstorm WarningOHXBenton35 min
May 29, 7:15 AM CDTSevere Thunderstorm WarningOHXBenton30 min
May 29, 7:42 AM CDTSpecial Weather StatementOHXMontgomery, Stewart63 min
May 29, 8:15 AM CDTSevere Thunderstorm WarningOHXMontgomery, Stewart18 min
May 29, 11:50 AM CDTSpecial Weather StatementOHXFentress40 min
May 29, 12:01 PM CDTSpecial Weather StatementOHXFentress44 min
May 29, 1:48 PM CDTSpecial Weather StatementOHXFentress, Pickett57 min
May 29, 4:21 PM CDTSpecial Weather StatementOHXStewart24 min
May 29, 4:38 PM CDTSevere Thunderstorm WarningOHXStewart11 min
May 29, 4:55 PM CDTSpecial Weather StatementOHXRobertson35 min
May 29, 4:57 PM CDTSevere Thunderstorm WarningOHXMontgomery, Robertson33 min
May 29, 5:08 PM CDTSevere Thunderstorm WarningOHXDickson, Houston, Montgomery, Stewart22 min
May 29, 5:15 PM CDTSevere Thunderstorm WarningOHXHumphreys30 min
May 29, 5:22 PM CDTSpecial Weather StatementOHXRobertson23 min
May 29, 5:30 PM CDTSevere Thunderstorm WarningOHXBenton, Humphreys30 min
May 29, 5:43 PM CDTSpecial Weather StatementOHXDavidson32 min
May 29, 5:55 PM CDTSpecial Weather StatementOHXHickman35 min
May 29, 6:17 PM CDTSpecial Weather StatementOHXWilliamson28 min
May 29, 6:30 PM CDTSevere Thunderstorm WarningOHXRutherford20 min
May 29, 6:48 PM CDTSpecial Weather StatementOHXBedford27 min

Nearby

Flash Flood Warnings in Tennessee, 2012Every flash flood warning in 2012

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.