Alert archive / Tennessee / Flash Flood Warnings in 2008

Flash Flood Warning 13, NWS Memphis, TN

February 5, 2008Hardin County, Tennessee

NWS Memphis, TN issued this flash flood warning at Feb 5, 2008, 8:30 PM CST for Hardin County, Tennessee. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Feb 5, 2008, 8:30 PM CST (02:30 UTC)
Expired
Feb 5, 2008, 9:30 PM CST
In force
60 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Flood severity
None

County Hardin County, TN

The radar

The Memphis radar (KNQA), 158 km from the middle of the area, began a volume at 02:31 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, 2.5 hours before the alert went out and 163 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 00:00Z on 2008-02-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 706 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 00:00Z on 2008-02-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 300 square meters per square second.1939587897117Sfc1 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
706 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
812 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
300 m²/s²
0-3 km storm-relative helicity
362 m²/s²
Significant tornado parameter
1.6
Supercell composite
3.2

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KMEG 060230
FFWMEG
TNC071-060330-
/O.NEW.KMEG.FF.W.0013.080206T0230Z-080206T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
830 PM CST TUE FEB 5 2008

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN HARDIN COUNTY IN SOUTHWEST TENNESSEE...

* UNTIL 930 PM CST

* AT 830 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN OVER THE WARNED AREA. OVER THE PAST HOUR DOPPLER
  RADAR ESTIMATES THAT 1 TO 3 INCHES OF RAINFALL HAS FALLEN ACROSS
  THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MORRIS
  CHAPEL.

.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT FLASH FLOODING ONLY...CALL 1 800 4 3 2 0 8 7 5.

LAT...LON 3539 8802 3536 8800 3522 8798 3520 8837
      3538 8837 3541 8820 3539 8819 3539 8811
      3543 8805
TIME...MOT...LOC 0230Z 180DEG 0KT 3529 8828

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 5, 6:01 PM CSTTornado WarningMEGFayette, Hardeman, Haywood, Shelby44 min
Feb 5, 6:02 PM CSTTornado WarningMEGHenry20 min
Feb 5, 6:28 PM CSTTornado WarningMEGHardeman, McNairy32 min
Feb 5, 6:35 PM CSTTornado Warning EmergencyMEGCrockett, Gibson, Haywood, Madison40 min
Feb 5, 6:39 PM CSTTornado WarningMEGFayette36 min
Feb 5, 6:55 PM CSTTornado WarningMEGHardeman, Hardin, McNairy35 min
Feb 5, 7:07 PM CSTTornado Warning EmergencyMEGCarroll, Gibson, Henderson, Madison38 min
Feb 5, 7:14 PM CSTSevere Thunderstorm WarningMEGFayette, Hardeman, Madison31 min
Feb 5, 7:25 PM CSTTornado WarningMEGDecatur, Hardin, Henderson, McNairy35 min
Feb 5, 7:27 PM CSTFlash Flood WarningMEGMcNairy63 min
Feb 5, 7:39 PM CSTSevere Thunderstorm WarningMEGChester, Hardeman, Henderson, Madison36 min
Feb 5, 7:42 PM CSTTornado Warning EmergencyMEGCarroll, Henry33 min
Feb 5, 7:58 PM CSTTornado WarningMEGHardin17 min
Feb 5, 8:05 PM CSTTornado WarningMEGCarroll, Henderson, Madison25 min
Feb 5, 8:11 PM CSTTornado WarningMEGChester8 min
Feb 5, 8:27 PM CSTTornado WarningMEGDecatur, Henderson33 min
Feb 5, 9:03 PM CSTTornado WarningMEGDyer42 min
Feb 5, 9:07 PM CSTSevere Thunderstorm WarningMEGLake, Obion53 min
Feb 5, 9:17 PM CSTTornado WarningMEGShelby28 min
Feb 5, 9:20 PM CSTSevere Thunderstorm WarningMEGLauderdale, Tipton40 min
Feb 5, 9:26 PM CSTTornado WarningMEGDyer, Obion49 min
Feb 5, 9:31 PM CSTTornado WarningMEGDyer, Lauderdale, Tipton44 min
Feb 5, 9:41 PM CSTSevere Thunderstorm WarningMEGShelby34 min
Feb 5, 9:46 PM CSTSevere Thunderstorm WarningMEGDyer44 min
Feb 5, 10:01 PM CSTTornado WarningMEGCrockett, Gibson44 min
Feb 5, 10:05 PM CSTSevere Thunderstorm WarningMEGCrockett, Haywood, Tipton40 min
Feb 5, 10:09 PM CSTSevere Thunderstorm WarningMEGObion, Weakley51 min
Feb 5, 10:13 PM CSTSevere Thunderstorm WarningMEGFayette, Shelby62 min
Feb 5, 10:20 PM CSTTornado WarningMEGHardeman, McNairy25 min
Feb 5, 10:29 PM CSTSevere Thunderstorm WarningMEGCarroll, Henry61 min
Feb 5, 10:39 PM CSTTornado WarningMEGCarroll18 min
Feb 5, 10:40 PM CSTSevere Thunderstorm WarningMEGChester, McNairy50 min
Feb 5, 10:45 PM CSTSevere Thunderstorm WarningMEGCarroll, Crockett, Gibson, Haywood, Madison45 min
Feb 5, 10:49 PM CSTTornado WarningMEGChester, Decatur, Hardin, Henderson, McNairy41 min
Feb 5, 10:57 PM CSTSevere Thunderstorm WarningMEGDecatur, Hardeman, Hardin, McNairy48 min
Feb 5, 11:04 PM CSTSevere Thunderstorm WarningMEGCarroll, Decatur, Henderson56 min

Nearby

Flash Flood Warnings in Tennessee, 2008Every flash flood warning in 2008

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.