Alert archive / Tennessee / Flash Flood Warnings in 2002

Flash Flood Warning 39, NWS Nashville, TN

June 25, 2002Lincoln County, Tennessee

NWS Nashville, TN issued this flash flood warning at Jun 25, 2002, 11:35 AM CDT for Lincoln County, 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 counties it named.

The facts

Issued: Jun 25, 2002, 11:35 AM CDT (16:35 UTC)
Expired: Jun 25, 2002, 2:30 PM CDT
In force: 3 hr
Issued by: NWS Nashville, TN
Area: Whole counties

County Lincoln County, TN

The radar

The Northeast Alabama radar (KHTX), 52 km from the middle of the area, began a volume at 16:34 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 12:00Z, 4.6 hours before the alert went out and 110 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: 135 J/kg
Mixed-layer CIN: -92 J/kg
Mixed-layer LCL: 995 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: 10 m²/s²
0-3 km storm-relative helicity: 10 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 KOHX 251635
FFWBNA
TNC103-251930-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
1133 AM CDT TUE JUN 25 2002

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WESTERN LINCOLN COUNTY IN TENNESSEE

* UNTIL 230 PM CDT

* AT 1132 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A CLUSTER 
  OF STRONG THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL OVER WESTERN 
  LINCOLN COUNTY, AROUND COLDWATER AND BOONSHILL. 

* THESE THUNDERSTORMS WERE MOVING SLOWLY TOWARD THE NORTHEAST. 

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. 
DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS, OR WATERS OF UNKNOWN 
DEPTH BY FOOT OR BY AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT 
IMMEDIATELY AND SEEK HIGHER GROUND.
$$
MAR
LAT...LON 3504 8682 3503 8664 3536 8658 3528 8681

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 24, 7:06 PM CDT	Severe Thunderstorm Warning	OHX	Maury	24 min
Jun 24, 7:34 PM CDT	Severe Thunderstorm Warning	OHX	Maury	26 min
Jun 25, 6:27 AM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson	33 min
Jun 25, 6:32 AM CDT	Severe Thunderstorm Warning	OHX	Sumner	28 min
Jun 25, 6:59 AM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson	46 min
Jun 25, 10:38 AM CDT	Flash Flood Warning	OHX	Giles	3 hr
Jun 25, 11:41 AM CDT	Severe Thunderstorm Warning	OHX	Lincoln	49 min

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.