Alert archive / Tennessee / Flash Flood Warnings in 2002
Flash Flood Warning 35, NWS Morristown, TN
NWS Morristown, TN issued this flash flood warning at Mar 17, 2002, 10:08 AM EST for Blount County, Sevier 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
- Mar 17, 2002, 10:08 AM EST (15:08 UTC)
- Expired
- Mar 17, 2002, 1:15 PM EST
- In force
- 3 hr
- Issued by
- NWS Morristown, TN
- Area
- Whole counties
Counties Blount County, TN, Sevier County, TN
The radar
The Knoxville radar (KMRX), 56 km from the middle of the area, began a volume at 15:07 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, 3.1 hours before the alert went out and 263 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
- 861 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 298 m²/s²
- 0-3 km storm-relative helicity
- 304 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 171514
FFWMRX
TNC009-155-171815-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MORRISTOWN TN
1008 AM EST SUN MAR 17 2002
THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A
* FLASH FLOOD WARNING FOR...
BLOUNT COUNTY IN EAST TENNESSEE
SEVIER COUNTY IN EAST TENNESSEE
* UNTIL 115 PM EST
* AT 1007 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR
INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN THAT CONTINUE MOVING
EAST AT 25 MPH ACROSS BLOUNT AND SEVIER COUNTIES. THE
THUNDERSTORMS ARE OCCURRING ALONG A STATIONARY FRONT IN PLACE
ACROSS THIS REGION.
* LOCATIONS IN THE WARNING INCLUDE...
CLOVER HILL...FRIENDSVILLE...MARYVILLE...ALCOA...EAGLETON
VILLAGE...HAPPY VALLEY...WILDWOOD...WALLAND...CADES COVE...SEYMOUR
NATIONAL WEATHER SERVICE DOPPLER RADAR HAS ESTIMATED THAT 2 TO 3
INCHES OF RAIN HAVE FALLEN OVER THE PAST 5 HOURS. AN ADDITIONAL
INCH OF RAIN IS POSSIBLE OVER THE NEXT 3 HOURS.
LOCAL LAW ENFORCEMENT REPORTED SEVERAL ROADS CLOSED DUE TO HIGH
WATER IN BOTH COUNTIES. ALSO...SOME HOMES WERE EVACUATED IN SEVIER
COUNTY DUE TO RISING WATER.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.
$$
LAT...LON 3584 8414 3562 8414 3548 8395 3557 8369
3557 8351 3569 8326 3591 8331 3593 8346
3601 8362 3589 8379 3586 8386The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 17, 7:10 AM EST | Flash Flood Warning | MRX | Blount, Knox, Loudon, Meigs, Roane, Sevier | 3 hr |
| Mar 17, 7:32 AM EST | Flash Flood Warning | MRX | Blount, Knox, Loudon, Meigs, Roane, Sevier | 2 hr |
| Mar 17, 9:47 AM EST | Flash Flood Warning | MRX | Bledsoe, Rhea | 3 hr |
| Mar 17, 2:49 PM EST | Flash Flood Warning | MRX | Cocke, Jefferson, Knox, Sevier | 4 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.