Alert archive / Tennessee / Flash Flood Warnings in 2003

Flash Flood Warning 13, NWS Memphis, TN

May 5, 2003Henry County, Tennessee

NWS Memphis, TN issued this flash flood warning at May 5, 2003, 8:11 PM CDT for Henry County, Tennessee. It was in force for 2 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 5, 2003, 8:11 PM CDT (01:11 UTC)
Expired
May 5, 2003, 10:15 PM CDT
In force
2 hr
Issued by
NWS Memphis, TN
Area
Counties, with a storm outline in the text

County Henry County, TN

The radar

The Paducah radar (KPAH), 90 km from the middle of the area, began a volume at 01:10 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, 1.2 hours before the alert went out and 153 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 2003-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 968 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 00:00Z on 2003-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 289 square meters per square second.1939587897Sfc1 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
968 J/kg
Mixed-layer CIN
-55 J/kg
Mixed-layer LCL
645 m above ground
0-6 km bulk shear
80 kt
0-1 km storm-relative helicity
289 m²/s²
0-3 km storm-relative helicity
301 m²/s²
Significant tornado parameter
1.8
Supercell composite
7.5

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KMEG 060113
FFWMEM
TNC079-060315-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
811 PM CDT MON MAY 5 2003

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  HENRY COUNTY IN NORTHWEST TENNESSEE

* UNTIL 1015 PM CDT.

* AT 805 PM CDT...WEATHER RADAR INDICATED VERY HEAVY RAIN HAS FALLEN 
OVER HENRY COUNTY IN THE LAST FEW HOURS. RAIN AMOUNTS NEAR 3 INCHES 
HAVE OCCURRED. THUNDERSTORMS WILL CONTINUE TO MOVE ACROSS HENRY 
COUNTY THROUGH 10 PM WITH ADDITIONAL HEAVY RAIN LIKELY PRODUCING 
FLASH FLOODING. 

* CITIES AFFECTED THROUGH 1015 PM CDT INCLUDE...
  SPRINGVILLE...ROUTON...PARIS...COTTAGE GROVE

.BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...
ACT QUICKLY.

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

LAT...LON 3650 8808 3614 8818 3614 8852 3651 8855

The office that day

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

IssuedProductOfficeCountiesLasted
May 5, 7:12 PM CDTTornado WarningMEGGibson33 min
May 5, 7:19 PM CDTTornado WarningMEGCarroll56 min
May 5, 7:22 PM CDTFlash Flood WarningMEGDyer113 min
May 5, 7:30 PM CDTTornado WarningMEGGibson45 min
May 5, 7:48 PM CDTTornado WarningMEGWeakley27 min
May 5, 8:01 PM CDTTornado WarningMEGDyer, Obion29 min
May 6, 1:53 AM CDTSevere Thunderstorm WarningMEGFayette, Shelby52 min
May 6, 4:27 AM CDTFlash Flood WarningMEGHardeman, McNairy2 hr
May 6, 4:58 AM CDTFlash Flood WarningMEGFayette, Shelby2 hr
May 6, 5:02 AM CDTFlash Flood WarningMEGHardin118 min
May 6, 6:25 AM CDTFlash Flood WarningMEGHardeman, McNairy95 min
May 6, 6:54 AM CDTFlash Flood WarningMEGHardin66 min

Nearby

Flash Flood Warnings in Tennessee, 2003Every 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.