Alert archive / Tennessee / Flash Flood Warnings in 2002

Flash Flood Warning 52, NWS Memphis, TN

September 26, 200210 counties in Tennessee

NWS Memphis, TN issued this flash flood warning at Sep 26, 2002, 4:45 PM CDT for 10 counties in Tennessee. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 26, 2002, 4:45 PM CDT (21:45 UTC)
Expired
Sep 26, 2002, 10:15 PM CDT
In force
6 hr
Issued by
NWS Memphis, TN
Area
Whole counties

Counties Carroll County, TN, Crockett County, TN, Fayette County, TN, Gibson County, TN, Haywood County, TN, Henry County, TN, Lauderdale County, TN, Shelby County, TN, Tipton County, TN, Weakley County, TN

The radar

The Memphis radar (KNQA), 80 km from the middle of the area, began a volume at 21:45 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

Little Rock, AR (KLZK), launched 12:00Z, 9.8 hours before the alert went out and 127 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, Little Rock, AR at 12:00Z on 2002-09-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Little Rock, AR at 12:00Z on 2002-09-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -28 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
528 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-28 m²/s²
0-3 km storm-relative helicity
9 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.

000 
WGUS54 KMEG 262145
FFWMEM
TNC017-033-047-053-075-079-097-157-167-183-270315-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
445 PM CDT THU SEP 26 2002

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CARROLL COUNTY IN NORTHWEST TENNESSEE
  CROCKETT COUNTY IN NORTHWEST TENNESSEE
  GIBSON COUNTY IN NORTHWEST TENNESSEE
  HENRY COUNTY IN NORTHWEST TENNESSEE
  WEAKLEY COUNTY IN NORTHWEST TENNESSEE
  FAYETTE COUNTY IN SOUTHWEST TENNESSEE
  HAYWOOD COUNTY IN SOUTHWEST TENNESSEE
  LAUDERDALE COUNTY IN SOUTHWEST TENNESSEE
  SHELBY COUNTY IN SOUTHWEST TENNESSEE
  TIPTON COUNTY IN SOUTHWEST TENNESSEE

* UNTIL 1015 PM CDT.

* AT 445 PM CDT...WEATHER RADAR INDICATED VERY HEAVY RAIN OVER       
  WEST TENNESSEE. DOPPLER RADAR ESTIMATES OF 2 TO 4 INCHES HAVE      
  FALLEN IN THESE AREAS. AN ADDITIONAL 2 TO 3 INCHES OF RAIN WILL    
  FALL THIS EVENING. 

* CITIES AFFECTED THROUGH 1045 PM CDT INCLUDE...
  TRENTON...ROUTON...RIPLEY...PARIS...NUTBUSH...MUNFORD...
  MILLINGTON...MILAN...MCKENZIE...HUNTINGDON...HUMBOLDT...HOLLY
  GROVE...HALLS...GREENFIELD...GLEASON

.DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.

.STAY TUNED TO THIS NATIONAL WEATHER SERVICE BROADCAST FOR THE LATEST
UPDATES AND INFORMATION.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 26, 2:21 PM CDTFlash Flood WarningMEGHardin, McNairy5 hr
Sep 26, 4:15 PM CDTFlash Flood WarningMEGChester, Decatur, Hardeman, Henderson, Madison6 hr

Nearby

Flash Flood Warnings in Tennessee, 2002Every flash flood warning in 2002

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.