Alert archive / Tennessee / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 38, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Mar 19, 1992, 12:37 PM EST for Polk County, Tennessee. It was in force for 53 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
- Mar 19, 1992, 12:37 PM EST (17:37 UTC)
- Expired
- Mar 19, 1992, 1:30 PM EST
- In force
- 53 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Polk County, TN
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 19, 12:50 PM EST | Hail 0.75 | Polk, 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
Athens Municipal, GA (KAHN), launched 12:00Z, 5.6 hours before the alert went out and 172 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
- 66 J/kg
- Mixed-layer CIN
- -77 J/kg
- Mixed-layer LCL
- 569 m above ground
- 0-6 km bulk shear
- 0 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 0 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 KCHA 191738 SVRCHA TNC139-191830- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHATTANOOGA TN 1237 PM EST THU MAR 19 1992 THE NATIONAL WEATHER SERVICE IN CHATTANOOGA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 130 PM EST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHEAST TENNESSEE ...NORTHERN POLK COUNTY AT 1235 PM EDT...THE CHATTANOOGA WEATHER RADAR INDICATED A SEVERE THUNDERSTORM IN EXTREME NORTHWEST POLK COUNTY OF SOUTHEAST TENNESSEE. THE STORM IS MOVING IN THE GENERAL DIRECTION OF BENTON. 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, Mar 19, 11:32 AM EST, 1 hour 5 minutes before
GAZ002-GA004-191730- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ATHENS GA 1129 AM EST THU MAR 19 1992 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MOST OF NORTHEAST GEORGIA UNTIL 4 PM EST... AT 1125 EST SCATTERED THUNDERSTORMS...A FEW WITH VERY HEAVY RAINFALL...WERE OCCURRING IN EXTREME NORTHWEST GEORGIA...NORTH- EAST ALABAMA...SOUTHEAST TENNESSEE AND SOUTHWEST NORTH CAROLINA. THE THUNDERSTORMS WITH THE HEAVIEST RA INFALL WERE ABOUT 10 MILES WEST OF ROME GEORGIA...10 MILES EAST OF CHATTANOOGA TENNESSEE AND 12 MILES EAST OF MURPHY NORTH CAROLINA. MOVEMENT WAS EAST AT ABOUT 35 MILES AN HOUR.
Special weather statement, Mar 19, 11:50 AM EST, 47 minutes before
GAZ001>GAZ004-191800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 1149 AM EST THU MAR 19 1992 ...SEVERE THUNDERSTORM WATCH NUMBER 90 REMAINS IN EFFECT FOR MUCH OF NORTH GEORGIA UNTIL 400 PM EST... AT 1140 AM EST...RADAR INDICATED INTENSE THUNDERSTORMS OVER PARTS OF NORTHWEST GEORGIA. MOST OF THESE STORMS EXTENDED FROM CHATTANOOGA... SOUTH TO NEAR ROME GEORGIA. AT 1130 AM EST...POLK COUNTY SHERIFFS DEPARTMENT REPORTED PEA SIZE HAIL NEAR ARMUCHEE IN EXTREME NORTHERN POLK COUNTY. PERSONS IN THE VICINITIES OF CALHOUN AND FAIRMOUNT IN GORDON COUNTY SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AS THESE STORMS MOVE EAST AT 35 MILES AN HOUR. ALSO...INTENSE THUNDERSTORMS...SOME POSSIBLY PRODUCING HAIL...STRONG GUSTY WINDS AND DANGEROUS LIGHTNING HAVE RAPIDLY DEVELOPED OVER CHEROKEE COUNTY NEAR LAKE ALATOONA. REMEMBER...SEVERE THUNDERSTORMS CAN PRODUCE DAMAGING WINDS IN EXCESS OF 55 MILES AN HOUR OR HAIL THREE QUARTERS OF AN INCH OR LARGER. LISTEN TO RADIO..TV..OR NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS. THIS IS A POTENTIALLY DANGEROUS WEATHER SITUATION. ZALESKI
Special weather statement, Mar 19, 12:09 PM EST, 28 minutes before
GAZ001>GAZ004-191800- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE ATLANTA GA 1209 PM EST THU MAR 19 1992 ...SEVERE THUNDERSTORM WATCH NUMBER 90 REMAINS IN EFFECT FOR MUCH OF NORTH GEORGIA UNTIL 400 PM EST... AT 1140 AM EST...RADAR INDICATED INTENSE THUNDERSTORMS OVER PARTS OF NORTHWEST GEORGIA. MOST OF THESE STORMS EXTENDED FROM CHATTANOOGA... SOUTH TO NEAR ROME GEORGIA. AT 1130 AM EST...FLOYD COUNTY SHERIFF DEPARTMENT REPORTED PEA SIZE HAIL NEAR ARMUCHEE IN EXTREME NORTHERN FLOYD COUNTY. PERSONS IN THE VICINITIES OF CALHOUN AND FAIRMOUNT IN GORDON COUNTY SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AS THESE STORMS MOVE EAST AT 35 MILES AN HOUR. ALSO...INTENSE THUNDERSTORMS...SOME POSSIBLY PRODUCING HAIL...STRONG GUSTY WINDS AND DANGEROUS LIGHTNING HAVE RAPIDLY DEVELOPED OVER CHEROKEE COUNTY NEAR LAKE ALATOONA. REMEMBER...SEVERE THUNDERSTORMS CAN PRODUCE DAMAGING WINDS IN EXCESS OF 55 MILES AN HOUR OR HAIL THREE QUARTERS OF AN INCH OR LARGER. LISTEN TO RADIO..TV..OR NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS. THIS IS A POTENTIALLY DANGEROUS WEATHER SITUATION. ZALESKI
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 19, 12:46 PM EST | Severe Thunderstorm Warning | FFC | Marion | 44 min |
| Mar 19, 1:07 PM EST | Severe Thunderstorm Warning | FFC | Hamilton | 53 min |
Nearby
Severe Thunderstorm Warnings in Tennessee, 1992Every severe thunderstorm warning in 1992
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.