Alert archive / Tennessee / Flash Flood Warnings in 2002

Flash Flood Warning 55, NWS Memphis, TN

September 26, 20025 counties in Tennessee

NWS Memphis, TN issued this flash flood warning at Sep 26, 2002, 10:24 PM CDT for 5 counties in Tennessee. It was in force for 3 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: Sep 26, 2002, 10:24 PM CDT (03:24 UTC)
Expired: Sep 27, 2002, 1:15 AM CDT
In force: 3 hr
Issued by: NWS Memphis, TN
Area: Counties, with a storm outline in the text

Counties Carroll County, TN, Crockett County, TN, Gibson County, TN, Henry County, TN, Weakley County, TN

The radar

The Paducah radar (KPAH), 101 km from the middle of the area, began a volume at 03:23 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, 3.4 hours before the alert went out and 169 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 613 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 280 m²/s²
0-3 km storm-relative helicity: 587 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 270324
FFWMEM
TNC017-033-053-079-183-270615-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
1019 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

* UNTIL 115 AM CDT.

* AT 1015 PM CDT...WEATHER RADAR INDICATED VERY HEAVY RAIN OVER 
CARROLL...CROCKETT...GIBSON...HENRY...AND WEAKLEY COUNTIES. MORE 
RAIN IS EXPECTED TO MOVE INTO THE MENTIONED COUNTIES THE NEXT 3 
HOURS.

IN ADDITION...LOCAL LAW ENFORCEMENT REPORTED FLASH FLOODING OF 
SECONDARY ROADS AND SOME MAIN ROADS. 

* CITIES AFFECTED THROUGH 115 AM CDT INCLUDE...
  VALE...TRENTON...SPRINGVILLE...SHARON...ROUTON...PARIS...
  PALMERSVILLE...MILAN...MIDDLE FORK...MCKENZIE...MARTIN...
  HUNTINGDON...HUMBOLDT...HOLLOW ROCK...GREENFIELD

.EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER 
LOW LYING AREAS ARE SUBJECT TO MORE FLASH FLOODING.

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

.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.

LAT...LON 3650 8807 3585 8826 3570 8906 3639 8894

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 26, 7:26 PM CDT	Flash Flood Warning	MEG	Hardin, McNairy	3 hr

Nearby

Flash Flood Warnings in Tennessee, 2002 Every 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.