Alert archive / Tennessee / Tornado Warnings in 1998
Tornado Warning 22, NWS Morristown, TN
NWS Morristown, TN issued this tornado warning at Apr 16, 1998, 5:38 PM CDT for Cumberland County, Tennessee. It was in force for 62 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
- Apr 16, 1998, 5:38 PM CDT (22:38 UTC)
- Expired
- Apr 16, 1998, 6:40 PM CDT
- In force
- 62 min
- Issued by
- NWS Morristown, TN
- Area
- Whole counties
County Cumberland County, TN
The radar
The Nashville radar (KOHX), 144 km from the middle of the area, began a volume at 22:40 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 16, 1:00 PM CDT | Tornado Watch | SPC | 6 hr |
| Apr 16, 4:00 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 10.6 hours before the alert went out and 145 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
- 76 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 585 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 180 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMRX 162239 RRA TORMRX TNC035-162340- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE KNOXVILLE/TRI-CITIES TN 638 PM EDT (538 PM CDT) THU APR 16 1998 THE NATIONAL WEATHER SERVICE IN KNOXVILLE/TRI-CITIES HAS ISSUED A * TORNADO WARNING FOR... CUMBERLAND COUNTY IN EASTERN TENNESSEE * UNTIL 640 PM CDT (740 PM EDT) * AT 635 PM EDT...535 PM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO 5 MILES WEST OF CROSSVILLE... MOVING EAST AT 40 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... CROSSVILLE AT 645 PM EDT...545 PM CDT GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!
What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Morristown, TN wrote its last area forecast discussion before this tornado warning went out at Apr 16, 2:30 PM CDT, 3 hours 8 minutes earlier.
Area forecast discussion, Apr 16, 2:30 PM CDT, 3 hours 8 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE KNOXVILLE/TRI-CITIES TN 330 PM EDT THU APR 16 1998 ONCE AGAIN...VERY BUSY LIKE EVERYONE ELSE. BIGGEST PROB O THE DAY IS TORNADO WATCH...BUT AS EVENING COMES THIS WILL DIMINISH AND FLASH FLOODING WILL BECOME THE THREAT OVERNIGHT. RECOMMEND FFA FOR ENTIRE CWA...THIS INCLUDES VA AND NC COUNTIES. REASONING INCLUDES EXTREME PW VALUES (1.5)...UNIDIRECTIONAL WIND PROFILE...AND THICKNESS DIFLUENCE WHICH ALLOW FOR REDEVELOPMENT OF CELLS AND TRAINING OF ECHOES. BELV POPS COULD BE RAISED TO REFLECT HEAVY RAIN OVER NIGHT. ALL AREAS ARE GOING TO RECEIVE MEASURABLE RAIN TONIGHT AND TOMORROW. BB
In the hours before
Local storm report, Apr 16, 12:24 PM CDT, 5 hours 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KNOXVILLE/TRI-CITIES TN
124 PM EDT THU APR 16 1998
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1240 PM GRANDVIEW MOUNTAIN TN TORNADO
04/16/98 RHEA RHEA COUNTY DISPATCH
REPORTED PUBLIC SIGHTING OF
A FUNN\EL CLOUD OVER
GRANDVIEW MOUNTAIN MOVING
TOWARD SPRING CITY.The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 9:02 AM CDT | Tornado Warning | MRX | Cumberland, Fentress, Morgan | 63 min |
| Apr 16, 9:30 AM CDT | Tornado Warning | MRX | Anderson, Scott | 65 min |
| Apr 16, 9:33 AM CDT | Flash Flood Warning | MRX | Claiborne, Grainger, Hancock | 4 hr |
| Apr 16, 9:33 AM CDT | Flash Flood Warning | MRX | Cumberland, Fentress, Morgan, Scott | 4 hr |
| Apr 16, 9:33 AM CDT | Flash Flood Warning | MRX | Anderson, Campbell, Union | 4 hr |
| Apr 16, 11:27 AM CDT | Severe Thunderstorm Warning | MRX | Rhea | 33 min |
| Apr 16, 12:14 PM CDT | Severe Thunderstorm Warning | MRX | Monroe | 46 min |
| Apr 16, 3:13 PM CDT | Severe Thunderstorm Warning | MRX | Claiborne | 47 min |
| Apr 16, 3:34 PM CDT | Severe Thunderstorm Warning | MRX | Hancock | 46 min |
| Apr 16, 3:39 PM CDT | Severe Thunderstorm Warning | MRX | Hamilton | 61 min |
| Apr 16, 4:17 PM CDT | Severe Thunderstorm Warning | MRX | Bradley, McMinn, Meigs | 63 min |
| Apr 16, 4:17 PM CDT | Severe Thunderstorm Warning | MRX | Rhea | 63 min |
| Apr 16, 4:22 PM CDT | Tornado Warning | MRX | Meigs, Rhea | 33 min |
| Apr 16, 4:24 PM CDT | Severe Thunderstorm Warning | MRX | Sullivan | 46 min |
| Apr 16, 4:36 PM CDT | Severe Thunderstorm Warning | MRX | Loudon, Roane | 64 min |
| Apr 16, 4:39 PM CDT | Severe Thunderstorm Warning | MRX | McMinn, Polk | 61 min |
| Apr 16, 4:47 PM CDT | Tornado Warning | MRX | Polk | 63 min |
| Apr 16, 5:00 PM CDT | Severe Thunderstorm Warning | MRX | Anderson, Knox | 65 min |
| Apr 16, 5:00 PM CDT | Tornado Warning | MRX | Monroe | 45 min |
| Apr 16, 5:19 PM CDT | Severe Thunderstorm Warning | MRX | Cumberland | 1 min |
| Apr 16, 5:23 PM CDT | Severe Thunderstorm Warning | MRX | Cumberland | 57 min |
| Apr 16, 5:27 PM CDT | Severe Thunderstorm Warning | MRX | Grainger, Union | 58 min |
| Apr 16, 5:37 PM CDT | Severe Thunderstorm Warning | MRX | Fentress, Morgan | 63 min |
| Apr 16, 5:44 PM CDT | Severe Thunderstorm Warning | MRX | Monroe | 31 min |
| Apr 16, 5:49 PM CDT | Tornado Warning | MRX | Morgan | 66 min |
| Apr 16, 5:53 PM CDT | Tornado Warning | MRX | Claiborne | 67 min |
| Apr 16, 6:07 PM CDT | Tornado Warning | MRX | Hancock | 48 min |
| Apr 16, 6:12 PM CDT | Tornado Warning | MRX | Campbell | 33 min |
| Apr 16, 6:13 PM CDT | Severe Thunderstorm Warning | MRX | Bradley, Hamilton | 62 min |
| Apr 16, 6:13 PM CDT | Tornado Warning | MRX | Union | 37 min |
| Apr 16, 6:15 PM CDT | Tornado Warning | MRX | Anderson | 35 min |
| Apr 16, 6:21 PM CDT | Tornado Warning | MRX | Grainger | 34 min |
| Apr 16, 6:23 PM CDT | Tornado Warning | MRX | Scott | 32 min |
| Apr 16, 6:45 PM CDT | Severe Thunderstorm Warning | MRX | Campbell | 65 min |
| Apr 16, 6:48 PM CDT | Tornado Warning | MRX | Anderson, Union | 47 min |
| Apr 16, 6:53 PM CDT | Tornado Warning | MRX | Grainger | 47 min |
| Apr 16, 6:58 PM CDT | Tornado Warning | MRX | Claiborne | 47 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.