Alert archive / Tennessee / Flash Flood Warnings in 2000
Flash Flood Warning 3, NWS Morristown, TN
NWS Morristown, TN issued this flash flood warning at Apr 4, 2000, 12:48 AM EDT for 4 counties in Tennessee. It was in force for 4 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
- Apr 4, 2000, 12:48 AM EDT (04:48 UTC)
- Expired
- Apr 4, 2000, 4:40 AM EDT
- In force
- 4 hr
- Issued by
- NWS Morristown, TN
- Area
- Whole counties
Counties Anderson County, TN, Knox County, TN, Morgan County, TN, Roane County, TN
The radar
The Knoxville radar (KMRX), 85 km from the middle of the area, began a volume at 04:52 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, 4.8 hours before the alert went out and 205 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 599 m above ground
- 0-6 km bulk shear
- 0 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 0 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KMRX 040450 FFWMRX TNC001-093-129-145-040840- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MORRISTOWN TN 1248 AM EDT TUE APR 4 2000 THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A * FLASH FLOOD WARNING FOR... ANDERSON COUNTY IN EASTERN TENNESSEE KNOX COUNTY IN EASTERN TENNESSEE MORGAN COUNTY IN EASTERN TENNESSEE ROANE COUNTY IN EASTERN TENNESSEE * UNTIL 440 AM EDT * AT 1239 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LARGE AREA OF MODERATE TO LOCALLY HEAVY SHOWERS MOVING NORTHEAST AT 35 MPH ACROSS THE WESTERN SECTIONS OF THE TENNESSEE VALLEY. AT 1240 AM EDT...HIGHWAY 95 IN ROANE COUNTY WAS REPORTED CLOSED AS WELL AS HIGH WATER ACROSS HIGHWAY 61 IN SEVERAL LOCATIONS. SEVERAL ROADS ARE OR SOON WILL BE CLOSED BETWEEN CLINTON AND BRICEVILLE DUE TO HIGH WATER IN ANDERSON COUNTY. KNOX COUNTY DISPATCH REPORTED NUMEROUS ROADWAYS CLOSED DUE TO HIGH WATER. * LOCATIONS IN THE WARNING INCLUDE SUNBRIGHT...RUGBY...POWELL...PINE ORCHARD...PETROS...PAINT ROCK...OLIVER SPRINGS...OAKDALE... NORRIS...MASCOT...MALONEYVILLE...LAKE CITY...KARNS...HIGH POINT... HARRIMAN...HALLS...FARRAGUT...FAIRVIEW...DEERLODGE...DEARMOND... BRADBURY AND BEARDEN. NATIONAL WEATHER SERVICE DOPPLER RADAR HAS ESTIMATED THAT 2 TO 4 INCHES OF RAIN HAVE FALLEN OVER THE PAST 12 HOURS. AN ADDITIONAL 1/2 TO 1 INCH OF RAIN IS EXPECTED OVER THE NEXT 3 HOURS. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY COUNTRY ROADS...FARMLANDS...AND OTHER LOW LYING AREAS THAT ARE SUBJECT TO FLASH FLOODING. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. 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 HIGHER GROUND TO ESCAPE FLOOD WATERS. $$
The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 3, 10:45 PM EDT | Flash Flood Warning | MRX | Bledsoe, Hamilton, Marion, Rhea, Sequatchie | 6 hr |
Nearby
Flash Flood Warnings in Tennessee, 2000Every flash flood warning in 2000
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.