Alert archive / Tennessee / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 39, NWS Nashville, TN
NWS Nashville, TN issued this severe thunderstorm warning at Jun 18, 1989, 6:52 PM CDT for Robertson County, Tennessee. It was in force for 68 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
- Jun 18, 1989, 6:52 PM CDT (23:52 UTC)
- Expired
- Jun 18, 1989, 8:00 PM CDT
- In force
- 68 min
- Issued by
- NWS Nashville, TN
- Area
- Whole counties
County Robertson County, TN
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 18, 7:03 PM CDT | Hail 1.75 | Robertson, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 11.9 hours before the alert went out and 50 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
- NaN m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 92 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 KBNA 182354
SVRBNA
TNC147-190100-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
652 PM CDT SUN JUN 18 1989
THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 800 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN MIDDLE TENNESSEE
...ROBERTSON
AT 645 PM NASHVILLE RADAR SHOWED A SEVERE THUNDERSTORM OVER SOUTHWEST
ROBERTSON COUNTY MOVING NORTHEAST 30 MPH. THE STORM WILL AFFECT THE
SPRINGFIELD AREA.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 18, 5:36 PM CDT, 1 hour 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
535 PM CDT SUN JUN 18 1989
...SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 900 PM CDT
FOR PARTS OF MIDDLE TENNESSEE...
AT 530 PM NASHVILLE RADAR SHOWED A LINE OF THUNDERSTORMS MOVING
ACROSS THE TENNESSEE RIVER INTO NORTHWEST MIDDLE TENNESSEE.
ISOLATED THUNDERSTORMS WERE AHEAD OF THIS LINE OVER THE NASHVILLE
METRO AREA AND NORTHERN AREAS OF MIDDLE TENNESSEE.
THESE THUNDERSTORMS WILL PRODUCE HEAVY RAINS...DEADLY LIGHTNING...
GUSTY WINDS AND POSSIBLY SOME HAIL. ALTHOUGH NO SEVERE WEATHER
HAS BEEN REPORTED AROUND THE MID STATE AS YET...THE THREAT EXISTS.
STAY TUNED TO THIS STATION FOR LATER STATEMENTS...OR WARNINGS IF
THEY BECOME NECESSARY.Nearby
Severe Thunderstorm Warnings in Tennessee, 1989Every severe thunderstorm warning in 1989
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.