Alert archive / Tennessee / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 39, NWS Nashville, TN
NWS Nashville, TN issued this severe thunderstorm warning at May 18, 1993, 7:20 PM CDT for Lawrence County, Tennessee. It was in force for 55 min.
The area
The counties it named.
The facts
- Issued
- May 18, 1993, 7:20 PM CDT (00:20 UTC)
- Expired
- May 18, 1993, 8:15 PM CDT
- In force
- 55 min
- Issued by
- NWS Nashville, TN
- Area
- Whole counties
County Lawrence County, TN
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 0.3 hours before the alert went out and 124 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
- 820 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 899 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS1 KBNA 190023 SVROHX TNC099-190115- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NASHVILLE TN 720 PM CDT TUE MAY 18 1993 THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 815 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN MIDDLE TENNESSEE ...SOUTHERN LAWRENCE COUNTY HUNTSVILLE WEATHER RADAR INDICATES A SEVERE THUNDERSTORM IN SOUTHERN LAWRENCE COUNTY...3 MILES NORTH OF LORETTO TENNESSEE. THIS STORM WAS MOVING EAST AT 30 MILES AN HOUR. 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, May 18, 3:52 PM CDT, 3 hours 28 minutes before
TNZ006-007-008-009-010-011-182200- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NASHVILLE TN 352 PM CDT TUE MAY 18 1993 ...TORNADO WATCH UNTIL 8 PM CDT FOR THE EASTERN TWO THIRDS OF MIDDLE TENNESSEE AND A SEVERE THUNDERSTORM WATCH FOR THE NORTHWEST THIRD OF MIDDLE TENNESSEE UNTIL 6 PM CDT... AT 335 PM CDT...ADJACENT WEATHER RADARS INDICATED AN ISOLATED THUNDERSTORM 15 MILES EAST OF LEBANON TENNESSEE AND AN ISOLATED SHOWER NEAR MONTEREY. MOVEMENT WAS NORTHEAST 45 MILES AN HOUR. THE ATMOSPHERE REMAINS UNSTABLE OVER MIDDLE TENNESSEE. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES AND WARNINGS SHOULD THEY BECOME NECESSARY.
Special weather statement, May 18, 3:54 PM CDT, 3 hours 26 minutes before
TNZ006-007-008-009-010-011-182200- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NASHVILLE TN 352 PM CDT TUE MAY 18 1993 ...TORNADO WATCH UNTIL 8 PM CDT FOR THE EASTERN TWO THIRDS OF MIDDLE TENNESSEE AND A SEVERE THUNDERSTORM WATCH FOR THE NORTHWEST THIRD OF MIDDLE TENNESSEE UNTIL 6 PM CDT... AT 335 PM CDT...ADJACENT WEATHER RADARS INDICATED AN ISOLATED THUNDERSTORM 15 MILES EAST OF LEBANON TENNESSEE AND AN ISOLATED SHOWER NEAR MONTEREY. MOVEMENT WAS NORTHEAST 45 MILES AN HOUR. THE ATMOSPHERE REMAINS UNSTABLE OVER MIDDLE TENNESSEE. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES AND WARNINGS SHOULD THEY BECOME NECESSARY.
Special weather statement, May 18, 4:37 PM CDT, 2 hours 43 minutes before
TNZ006-007-008-009-010-011-182245- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NASHVILLE TN 437 PM CDT TUE MAY 18 1993 ...TORNADO WATCH UNTIL 8 PM CDT FOR THE EASTERN TWO THIRDS OF MIDDLE TENNESSEE AND A SEVERE THUNDERSTORM WATCH FOR THE NORTHWEST THIRD OF MIDDLE TENNESSEE UNTIL 6 PM CDT... AT 435 PM CDT...STRONG THUNDERSTORMS WERE SCATTERED THROUGHOUT MIDDLE TENNESSEE FROM COLLINWOOD TO LEWISBURG AND FROM WATERTOWN TO THE DALE HOLLOW LAKE AREA. MOVEMENT EAST AT 30 MILES AN HOUR. THE ATMOSPHERE REMAINS UNSTABLE AND SEVERE WEATHER COULD DEVELOPE RAPIDLY. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES AND WARNINGS SHOULD THEY BECOME NECESSARY.
Special weather statement, May 18, 4:38 PM CDT, 2 hours 42 minutes before
TNZ006-007-008-009-010-011-182245- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NASHVILLE TN 437 PM CDT TUE MAY 18 1993 ...TORNADO WATCH UNTIL 8 PM CDT FOR THE EASTERN TWO THIRDS OF MIDDLE TENNESSEE AND A SEVERE THUNDERSTORM WATCH FOR THE NORTHWEST THIRD OF MIDDLE TENNESSEE UNTIL 6 PM CDT... AT 435 PM CDT...STRONG THUNDERSTORMS WERE SCATTERED THROUGHOUT MIDDLE TENNESSEE FROM COLLINWOOD TO LEWISBURG AND FROM WATERTOWN TO THE DALE HOLLOW LAKE AREA. MOVEMENT EAST AT 30 MILES AN HOUR. THE ATMOSPHERE REMAINS UNSTABLE AND SEVERE WEATHER COULD DEVELOPE RAPIDLY. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES AND WARNINGS SHOULD THEY BECOME NECESSARY.
Special weather statement, May 18, 5:45 PM CDT, 1 hour 35 minutes before
TNZ006-007-008-009-010-011-182345- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NASHVILLE TN 545 PM CDT TUE MAY 18 1993 ...TORNADO WATCH FOR THE EAST HALF OF MIDDLE TENNESSEE UNTIL 8 PM CDT AND A SEVERE THUNDERSTORM WATCH FOR THE WEST HALF OF MIDDLE TENNESSEE UNTIL 10 PM CDT... AT 535 PM CDT STRONG THUNDERSTORMS WERE SCATTERED THROUGHOUT MIDDLE TENNESSEE. SOME OF THESE STORMS WILL PRODUCE HAIL AND GUSTY SURFACE WINDS. THE THUNDERSTORMS WERE MOVING EAST AT 40 MILES AN HOUR. THE AIR MASS REMAINS UNSTABLE OVER MIDDLE TENNESSEE. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES AND WARNINGS SHOULD BE NEEDED.
Special weather statement, May 18, 5:47 PM CDT, 1 hour 33 minutes before
TNZ006-007-008-009-010-011-182345- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NASHVILLE TN 545 PM CDT TUE MAY 18 1993 ...TORNADO WATCH FOR THE EAST HALF OF MIDDLE TENNESSEE UNTIL 8 PM CDT AND A SEVERE THUNDERSTORM WATCH FOR THE WEST HALF OF MIDDLE TENNESSEE UNTIL 10 PM CDT... AT 535 PM CDT STRONG THUNDERSTORMS WERE SCATTERED THROUGHOUT MIDDLE TENNESSEE. SOME OF THESE STORMS WILL PRODUCE HAIL AND GUSTY SURFACE WINDS. THE THUNDERSTORMS WERE MOVING EAST AT 40 MILES AN HOUR. THE AIR MASS REMAINS UNSTABLE OVER MIDDLE TENNESSEE. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES AND WARNINGS SHOULD BE NEEDED.
The office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 18, 7:38 PM CDT | Severe Thunderstorm Warning | OHX | Giles | 67 min |
Nearby
Severe Thunderstorm Warnings in Tennessee, 1993Every severe thunderstorm warning in 1993
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.