Alert archive / Tennessee / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 69, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Mar 1, 1997, 11:30 PM CST for Chester County, Hardeman County, Tennessee. It was in force for 35 min. 2 reports 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
- Mar 1, 1997, 11:30 PM CST (05:30 UTC)
- Expired
- Mar 2, 1997, 12:05 AM CST
- In force
- 35 min
- Issued by
- NWS Memphis, TN
- Area
- Whole counties
Counties Chester County, TN, Hardeman County, TN
The radar
The Memphis radar (KNQA), 97 km from the middle of the area, began a volume at 05:30 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 1, 11:50 PM CST | Thunderstorm Wind | Silerton, TN | |
| Mar 2, 12:01 AM CST | Thunderstorm Wind 55 | Henderson, 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 |
|---|---|---|---|
| Mar 1, 9:00 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 5.5 hours before the alert went out and 117 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
- 491 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 602 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- -47 m²/s²
- 0-3 km storm-relative helicity
- 90 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMEM 020529 RRA SVRMEM TNC023-069-020605- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MEMPHIS TN 1130 PM CST SAT MAR 1 1997 THE NATIONAL WEATHER SERVICE IN MEMPHIS TN HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1205 AM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN WESTERN TENNESSEE ...CHESTER COUNTY ...NORTHERN HARDEMAN COUNTY AT 1123 PM .. DOPPLER WEATHER RADAR INDICATED A SEVERE THUNDERSTORM NEAR BOLIVAR IN CENTRAL HARDEMAN COUNTY. MOVING NORTHEAST AT 50 MPH .. THIS STORM WILL PASS NEAR SILERTON BY 1140 PM AND INTO THE HENDERSON AREA OF CHESTER COUNTY BY 1145 PM. DAMAGING WIND IS PROBABLE WITH THIS STORM. .A TORNADO WATCH IS A$LSO IN EFFECT FOR THE WARNED AREA. REMEMBER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 1, 7:01 PM CST | Severe Thunderstorm Warning | MEG | Dyer | 44 min |
| Mar 1, 7:10 PM CST | Tornado Warning | MEG | Dyer | 35 min |
| Mar 1, 7:26 PM CST | Tornado Warning | MEG | Gibson | 34 min |
| Mar 1, 7:40 PM CST | Severe Thunderstorm Warning | MEG | Weakley | 35 min |
| Mar 1, 8:04 PM CST | Tornado Warning | MEG | Henry, Weakley | 51 min |
| Mar 1, 8:16 PM CST | Flash Flood Warning | MEG | Dyer, Gibson, Obion, Weakley | 5 hr |
| Mar 1, 8:41 PM CST | Severe Thunderstorm Warning | MEG | Shelby | 34 min |
| Mar 1, 8:48 PM CST | Severe Thunderstorm Warning | MEG | Tipton | 32 min |
| Mar 1, 9:05 PM CST | Severe Thunderstorm Warning | MEG | Haywood | 45 min |
| Mar 1, 9:17 PM CST | Flash Flood Warning | MEG | Fayette, Haywood, Shelby, Tipton | 3 hr |
| Mar 1, 10:03 PM CST | Flash Flood Warning | MEG | Shelby | 4 hr |
| Mar 1, 10:36 PM CST | Flash Flood Warning | MEG | Chester, Hardeman, Madison | 4 hr |
| Mar 1, 10:36 PM CST | Flash Flood Warning | MEG | Carroll, Henderson | 4 hr |
| Mar 1, 10:47 PM CST | Severe Thunderstorm Warning | MEG | Fayette | 33 min |
| Mar 2, 12:27 AM CST | Flash Flood Warning | MEG | Fayette | 2 hr |
| Mar 2, 12:56 AM CST | Severe Thunderstorm Warning | MEG | Chester, McNairy | 34 min |
| Mar 2, 2:11 AM CST | Flash Flood Warning | MEG | McNairy | 119 min |
Nearby
Severe Thunderstorm Warnings in Tennessee, 1997Every severe thunderstorm warning in 1997
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; radar from the NEXRAD Level II archive.