Alert archive / Tennessee / Flash Flood Warnings in 1997

Flash Flood Warning 20, NWS Nashville, TN

March 2, 1997Davidson County, Wilson County, Tennessee

NWS Nashville, TN issued this flash flood warning at Mar 2, 1997, 12:44 AM CST for Davidson County, Wilson County, 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: Mar 2, 1997, 12:44 AM CST (06:44 UTC)
Expired: Mar 2, 1997, 6:45 AM CST
In force: 6 hr
Issued by: NWS Nashville, TN
Area: Whole counties

Counties Davidson County, TN, Wilson County, TN

The radar

The Nashville radar (KOHX), 10 km from the middle of the area, began a volume at 06:48 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, 6.7 hours before the alert went out and 7 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: 769 J/kg
Mixed-layer CIN: -13 J/kg
Mixed-layer LCL: 1269 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 207 m²/s²
0-3 km storm-relative helicity: 330 m²/s²
Significant tornado parameter: 0.9
Supercell composite: 5.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBNA 020647
FFWBNA
TNC037-189-021245-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
1244 AM CST SUN MAR 2 1997
 
THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  645 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN MIDDLE TENNESSEE
 
   ...DAVIDSON COUNTY...WILSON COUNTY
 
AT 1240 AM CST NUMEROUS THUNDERSTORMS ARE PRODUCING HEAVY RAINFALL
AMOUNTS ACROSS THE NASHVILLE METRO AREA EAST ACROSS THE MT JULIET
AND LEBANON AREAS.  THE HEAVY RAINS WILL LIKELY CAUSE 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...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
 
BOYD

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 1, 8:49 PM CST	Flash Flood Warning	OHX	Stewart	3 hr
Mar 1, 8:53 PM CST	Tornado Warning	OHX	Stewart	52 min
Mar 1, 9:13 PM CST	Flash Flood Warning	OHX	Montgomery	3 hr
Mar 1, 9:40 PM CST	Severe Thunderstorm Warning	OHX	Montgomery	35 min
Mar 1, 9:42 PM CST	Severe Thunderstorm Warning	OHX	Benton	33 min
Mar 1, 9:45 PM CST	Severe Thunderstorm Warning	OHX	Houston, Humphreys	45 min
Mar 1, 9:54 PM CST	Severe Thunderstorm Warning	OHX	Cheatham, Dickson, Robertson	51 min
Mar 1, 10:09 PM CST	Flash Flood Warning	OHX	Cheatham, Dickson, Robertson	4 hr
Mar 1, 10:09 PM CST	Flash Flood Warning	OHX	Benton, Houston, Humphreys	4 hr
Mar 1, 10:09 PM CST	Flash Flood Warning	OHX	Sumner	4 hr
Mar 1, 10:29 PM CST	Severe Thunderstorm Warning	OHX	Benton, Decatur	46 min
Mar 1, 10:38 PM CST	Severe Thunderstorm Warning	OHX	Davidson, Sumner	67 min
Mar 1, 10:52 PM CST	Severe Thunderstorm Warning	OHX	Humphreys	53 min
Mar 1, 11:04 PM CST	Tornado Warning	OHX	Decatur	41 min
Mar 1, 11:13 PM CST	Severe Thunderstorm Warning	OHX	Benton	32 min
Mar 1, 11:24 PM CST	Severe Thunderstorm Warning	OHX	Humphreys, Perry	51 min
Mar 1, 11:41 PM CST	Flash Flood Warning	OHX	Stewart	6 hr
Mar 1, 11:47 PM CST	Severe Thunderstorm Warning	OHX	Dickson, Hickman	43 min
Mar 1, 11:57 PM CST	Flash Flood Warning	OHX	Sumner	6 hr
Mar 1, 11:57 PM CST	Flash Flood Warning	OHX	Montgomery	6 hr
Mar 2, 12:27 AM CST	Severe Thunderstorm Warning	OHX	Perry	48 min
Mar 2, 2:03 AM CST	Flash Flood Warning	OHX	Decatur	4 hr
Mar 2, 2:09 AM CST	Flash Flood Warning	OHX	Benton, Dickson, Houston, Humphreys, Stewart	6 hr
Mar 2, 2:09 AM CST	Flash Flood Warning	OHX	Cheatham, Robertson	6 hr
Mar 2, 3:04 AM CST	Flash Flood Warning	OHX	Benton	6 hr
Mar 2, 10:03 AM CST	Flash Flood Warning	OHX	Cheatham, Dickson, Hickman, Houston, Humphreys, Montgomery and 1 more	8 hr
Mar 2, 10:03 AM CST	Flash Flood Warning	OHX	Davidson, Macon, Robertson, Sumner	8 hr
Mar 2, 10:03 AM CST	Flash Flood Warning	OHX	Benton, Decatur, Perry	8 hr
Mar 2, 10:03 AM CST	Flash Flood Warning	OHX	Stewart	8 hr
Mar 2, 10:18 AM CST	Flash Flood Warning	OHX	Lawrence, Lewis, Wayne	8 hr
Mar 2, 10:18 AM CST	Flash Flood Warning	OHX	Giles, Lincoln, Marshall, Maury	8 hr
Mar 2, 10:18 AM CST	Flash Flood Warning	OHX	Rutherford, Wilson	8 hr
Mar 2, 10:18 AM CST	Flash Flood Warning	OHX	Bedford, Moore	8 hr
Mar 2, 5:45 PM CST	Flash Flood Warning	OHX	Rutherford, Wilson	12 hr
Mar 2, 5:45 PM CST	Flash Flood Warning	OHX	Giles, Lawrence, Lewis, Maury, Wayne	12 hr
Mar 2, 5:45 PM CST	Flash Flood Warning	OHX	Bedford, Lincoln, Marshall, Moore	12 hr
Mar 2, 5:52 PM CST	Flash Flood Warning	OHX	Cheatham, Dickson, Houston, Montgomery, Robertson, Stewart	12 hr
Mar 2, 5:52 PM CST	Flash Flood Warning	OHX	Davidson, Macon, Sumner	12 hr
Mar 2, 5:52 PM CST	Flash Flood Warning	OHX	Hickman, Williamson	12 hr
Mar 2, 5:52 PM CST	Flash Flood Warning	OHX	Humphreys, Perry	12 hr

Nearby

Flash Flood Warnings in Tennessee, 1997 Every flash flood warning in 1997

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.