Alert archive / Tennessee / Tornado Warnings in 1998
Tornado Warning 49, NWS Morristown, TN
NWS Morristown, TN issued this tornado warning at May 7, 1998, 5:05 PM EDT for McMinn County, Tennessee. It was in force for 50 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 7, 1998, 5:05 PM EDT (21:05 UTC)
- Expired
- May 7, 1998, 5:55 PM EDT
- In force
- 50 min
- Issued by
- NWS Morristown, TN
- Area
- Whole counties
County McMinn County, TN
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 7, 5:20 PM EDT | Hail 1.75 | Etowah, TN |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 7, 2:30 PM EDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 9.1 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
- 1286 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 413 m²/s²
- 0-3 km storm-relative helicity
- 416 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
395 WFUS01 KMRX 072107 RRA TORMRX TNC107-072155- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE KNOXVILLE/TRI-CITIES TN 505 PM EDT THU MAY 7 1998 THE NATIONAL WEATHER SERVICE IN KNOXVILLE/TRI-CITIES HAS ISSUED A * TORNADO WARNING FOR... MCMINN COUNTY IN EASTERN TENNESSEE * UNTIL 555 PM EDT * AT 505 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO NEAR RICEVILLE... MOVING EAST AT 35 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... ETOWAH AROUND 520 PM EDT IF YOU ARE IN A MULTIPLE STORY BUILDING...GO TO A SMALL INTERIOR ROOM AWAY FROM WINDOWS. HSA
The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 1:25 PM EDT | Severe Thunderstorm Warning | MRX | Scott | 65 min |
| May 7, 1:49 PM EDT | Severe Thunderstorm Warning | MRX | Hamilton | 46 min |
| May 7, 1:55 PM EDT | Severe Thunderstorm Warning | MRX | Campbell | 65 min |
| May 7, 2:05 PM EDT | Flash Flood Warning | MRX | Grainger, Knox | 3 hr |
| May 7, 2:10 PM EDT | Severe Thunderstorm Warning | MRX | Bradley | 50 min |
| May 7, 2:18 PM EDT | Severe Thunderstorm Warning | MRX | Claiborne | 47 min |
| May 7, 2:25 PM EDT | Severe Thunderstorm Warning | MRX | Greene, Hamblen | 50 min |
| May 7, 2:31 PM EDT | Severe Thunderstorm Warning | MRX | Polk | 49 min |
| May 7, 2:37 PM EDT | Tornado Warning | MRX | Bradley, Polk | 33 min |
| May 7, 2:44 PM EDT | Severe Thunderstorm Warning | MRX | Jefferson, Knox | 66 min |
| May 7, 2:55 PM EDT | Flash Flood Warning | MRX | Greene, Hamblen | 2 hr |
| May 7, 3:07 PM EDT | Tornado Warning | MRX | Jefferson | 33 min |
| May 7, 3:13 PM EDT | Severe Thunderstorm Warning | MRX | Unicoi, Washington | 32 min |
| May 7, 3:13 PM EDT | Tornado Warning | MRX | Polk | 47 min |
| May 7, 3:18 PM EDT | Severe Thunderstorm Warning | MRX | Hancock | 47 min |
| May 7, 3:31 PM EDT | Tornado Warning | MRX | Knox, Sevier | 64 min |
| May 7, 3:33 PM EDT | Severe Thunderstorm Warning | MRX | Cocke | 62 min |
| May 7, 3:34 PM EDT | Severe Thunderstorm Warning | MRX | Claiborne | 66 min |
| May 7, 3:41 PM EDT | Flash Flood Warning | MRX | Cocke, Jefferson | 3 hr |
| May 7, 3:45 PM EDT | Severe Thunderstorm Warning | MRX | Jefferson | 65 min |
| May 7, 3:53 PM EDT | Severe Thunderstorm Warning | MRX | Greene | 47 min |
| May 7, 4:29 PM EDT | Severe Thunderstorm Warning | MRX | Hamilton, Meigs, Rhea | 46 min |
| May 7, 4:39 PM EDT | Severe Thunderstorm Warning | MRX | Polk | 36 min |
| May 7, 4:47 PM EDT | Severe Thunderstorm Warning | MRX | McMinn | 48 min |
| May 7, 4:54 PM EDT | Severe Thunderstorm Warning | MRX | Hawkins, Sullivan | 46 min |
| May 7, 5:07 PM EDT | Severe Thunderstorm Warning | MRX | Greene | 48 min |
| May 7, 5:13 PM EDT | Severe Thunderstorm Warning | MRX | Hamilton, Meigs, Rhea | 32 min |
| May 7, 5:23 PM EDT | Severe Thunderstorm Warning | MRX | Monroe | 32 min |
| May 7, 5:54 PM EDT | Severe Thunderstorm Warning | MRX | Monroe, Polk | 36 min |
| May 7, 5:55 PM EDT | Severe Thunderstorm Warning | MRX | Blount, Knox | 50 min |
| May 7, 6:00 PM EDT | Severe Thunderstorm Warning | MRX | Jefferson | 50 min |
| May 7, 6:05 PM EDT | Severe Thunderstorm Warning | MRX | Polk | 35 min |
| May 7, 6:22 PM EDT | Severe Thunderstorm Warning | MRX | Cocke, Sevier | 33 min |
| May 7, 6:48 PM EDT | Severe Thunderstorm Warning | MRX | Loudon, Roane | 47 min |
| May 7, 7:03 PM EDT | Severe Thunderstorm Warning | MRX | Greene, Hamblen | 47 min |
| May 7, 7:36 PM EDT | Severe Thunderstorm Warning | MRX | Sullivan, Washington | 34 min |
| May 7, 7:45 PM EDT | Severe Thunderstorm Warning | MRX | Cocke, Jefferson | 50 min |
Nearby
Tornado Warnings in Tennessee, 1998Every tornado warning in 1998Tornadoes in 1998
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.