Alert archive / Tennessee / Flash Flood Warnings in 2002
Flash Flood Warning 4, NWS Morristown, TN
NWS Morristown, TN issued this flash flood warning at Jan 23, 2002, 1:12 PM EST for McMinn County, Tennessee. It was in force for 108 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 23, 2002, 1:12 PM EST (18:12 UTC)
- Expired
- Jan 23, 2002, 3:00 PM EST
- In force
- 108 min
- Issued by
- NWS Morristown, TN
- Area
- Whole counties
County McMinn County, TN
The radar
The Knoxville radar (KMRX), 137 km from the middle of the area, began a volume at 18:15 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, 6.2 hours before the alert went out and 195 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
- 636 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 531 m²/s²
- 0-3 km storm-relative helicity
- 502 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 231812
FFWMRX
TNC107-232000-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MORRISTOWN TN
107 PM EST WED JAN 23 2002
THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A
* FLASH FLOOD WARNING FOR...
MCMINN COUNTY IN EAST TENNESSEE
* UNTIL 300 PM EST
* AT 103 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
AN AREA OF MODERATE TO HEAVY RAIN CONTINUING TO MOVE NORTHEAST
ACROSS MCMINN COUNTY.
* LOCATIONS IN THE WARNING INCLUDE...
RICEVILLE...HILLSVIEW...ATHENS...CLEAR WATER...ETOWAH...
ENGLEWOOD...NIOTA
NATIONAL WEATHER SERVICE DOPPLER RADAR HAS ESTIMATED THAT RAINFALL
AMOUNTS OF 2 TO 3 INCHES HAVE FALLEN OVER MUCH OF MCMINN
COUNTY...WITH MORE THAN 3 INCHES OVER NORTHWEST PORTIONS OF THE
COUNTY. AN ADDITIONAL HALF INCH OR MORE OF RAIN WILL BE POSSIBLE
OVER THE NEXT 2 HOURS.
EXCESSIVE RUNOFF FROM THIS RAIN WILL CAUSE SOME FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...THIS
STORM WILL CAUSE FLOODING OF COUNTRY ROADS...FARMLANDS...AND OTHER
LOW LYING AREAS THAT ARE SUBJECT TO FLOODING. DO NOT ATTEMPT TO CROSS
BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY.
$$
LAT...LON 3542 8486 3527 8476 3530 8453 3538 8439
3564 8458The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 23, 9:34 AM EST | Flash Flood Warning | MRX | Anderson, Knox, Loudon, Meigs, Morgan, Rhea and 1 more | 116 min |
| Jan 23, 11:32 AM EST | Flash Flood Warning | MRX | Anderson, Knox, Loudon, Meigs, Morgan, Rhea and 1 more | 3 hr |
| Jan 23, 12:14 PM EST | Flash Flood Warning | MRX | Campbell, Scott | 3 hr |
| Jan 23, 1:19 PM EST | Flash Flood Warning | MRX | Monroe | 116 min |
| Jan 23, 1:51 PM EST | Flash Flood Warning | MRX | Blount | 3 hr |
| Jan 23, 2:30 PM EST | Flash Flood Warning | MRX | Anderson, Knox, Loudon, Meigs, Morgan, Rhea and 1 more | 3 hr |
| Jan 23, 2:57 PM EST | Flash Flood Warning | MRX | McMinn | 3 hr |
| Jan 23, 3:16 PM EST | Flash Flood Warning | MRX | Campbell, Monroe, Scott | 3 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.