Alert archive / Tennessee / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 12, NWS Nashville, TN
NWS Nashville, TN issued this severe thunderstorm warning at May 12, 1992, 7:06 PM CDT for 4 counties in Tennessee. It was in force for 69 min.
The area
The counties it named.
The facts
- Issued
- May 12, 1992, 7:06 PM CDT (00:06 UTC)
- Expired
- May 12, 1992, 8:15 PM CDT
- In force
- 69 min
- Issued by
- NWS Nashville, TN
- Area
- Whole counties
Counties Cheatham County, TN, Davidson County, TN, Robertson County, TN, Sumner County, TN
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 0.1 hours before the alert went out and 31 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
- 1081 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 902 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 88 m²/s²
- 0-3 km storm-relative helicity
- 109 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.9
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, May 12, 4:54 PM CDT, 2 hours 12 minutes before
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
Special weather statement, May 12, 5:52 PM CDT, 1 hour 14 minutes before
TNZ006-007-008-009-010-011-130000- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NASHVILLE TN 551 PM CDT TUE MAY 12 1992 ...SEVERE THUNDERSTORM DEVELOPING IN RESPONSE TO UNSTABLE AIRMASS OVER MIDDLE TENNESSEE AND SOUTHERN KENTUCKY... WEATHER SERVICE RADAR AT 545 PM CDT CONTINUED TO SHOW A SEVERE THUNDERSTORM MOVING EAST SOUTHEAST THROUGH STEWART COUNTY. THE SEVERE THUNDERSTORM WAS CENTERED 5 MILES EAST OF DOVER TENNESSEE AT 545 PM CDT. A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR STEWART COUNTY UNTIL 615 PM CDT. SCATTERED THUNDERSTORMS...SOME STRONG CONTINUED OVER WESTERN KENTUCKY FROM HOPKINSVILE TO MADISONVILLE AND IN WEST TENNESSEE FROM 30 MILES NORTH OF JACKSON TO 10 MILES NORTH OF CAMDEN. SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED IN NORTH ALABAMA AND SOUTHERN MIDDLE TENENSSEE FROM HUNTSVILLE TO FAYETTEVILLE.
Special weather statement, May 12, 6:52 PM CDT, 14 minutes before
TNZ006-007-008-009-010-011-130100- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NASHVILLE TN 651 PM CDT TUE MAY 12 1992 AT 645 PM CDT WEATHER SERVICE RADAR INDICATED SEVERE THUNDERSTORMS IN NORTHWEST MIDDLE TENNESSEE. ONE WAS LOCATED OVER WAVERLY IN HUMPHREYS COUNTY AND THE OTHER SEVERE THUNDERSTORM WAS LOCATED IN MONTGOMERY COUNTY SOUTH AND EAST OF CLARKSVILLE. SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED IN NORTHWES$T MIDDLE TENNESSEE.
The office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 12, 8:32 PM CDT | Tornado Warning | OHX | Perry, Wayne | 58 min |
| May 12, 9:10 PM CDT | Severe Thunderstorm Warning | OHX | Lawrence, Lewis | 65 min |
| May 12, 9:47 PM CDT | Severe Thunderstorm Warning | OHX | Wayne | 43 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; the sounding from the Mesonet's radiosonde archive.