Alert archive / Tennessee / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 128, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Jun 30, 1993, 7:15 PM EDT for Bradley County, Tennessee. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Jun 30, 1993, 7:15 PM EDT (23:15 UTC)
- Expired
- Jun 30, 1993, 8:15 PM EDT
- In force
- 60 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Bradley County, TN
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 11.3 hours before the alert went out and 191 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
- 1682 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 623 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 43 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCHA 302315 RRA SVRCHA TNC011-010015- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHATTANOOGA TN 715 PM EDT WED JUN 30 1993 THE NATIONAL WEATHER SERVICE IN CHATTANOOGA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 815 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEAST TENNESSEE ...BRADLEY COUNTY AT 713 PM EDT...THE CHATTANOOGA WEATHER RADAR INDICATED A SEVERE THUNDERSTORM IN NORTHWEST BRADLEY COUNTY. THE STORM IS MOVING SLOWLY TO THE SOUTHEAST...IN THE GENERAL DIRECTION OF CLEVELAND. THE STORM WILL LIKELY CONTAIN STRONG GUSTY WINDS...HEAVY RAIN... HAIL AND DANGEROUS CLOUD TO GROUND LIGHTNING. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
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 30, 3:28 PM EDT, 3 hours 47 minutes before
GAZ008-GAZ009-302130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBUS GA 329 PM EDT WED JUN 30 1993 ...A FEW STRONG THUNDERSTORMS IN SOUTHWEST GEORGIA... AT 320 PM EDT COLUMBUS WEATHER RADAR WAS INDICATING A FEW STRONG THUNDERSTORMS IN AN AREA OF RAIN FROM VIENNA TO LEESBURG AND SOUTH OF WARWICK TO EAST OF ALBANY. THE THUNDERSTORMS WERE 5 MILES NORTHEAST OF ALBANY..3 MILES NORTHEAST OF LEESBURG AND JUST EAST OF LAKE BLACKSHEAR TO VIENNA. THESE STORMS WERE MOVING SOUTH SOUTHEAST AT 15 MILES AN HOUR. PERSONS IN NORTHEAST DOUGHERTY COUNTY AND LEE..SUMTER AND DOOLY COUNTIES SHOULD BE ON THE LOOKOUT FOR STRONG GUSTY WINDS..DANGEROUS LIGHTNING.. HEAVY RAIN AND POSSIBLE SMALL HAIL. YOU SHOULD BE PREPARED TO SEEK SHELTER INDOORS AND LISTEN TO NOAA WEATHER FOR LATER STATEMENTS.
Special weather statement, Jun 30, 3:29 PM EDT, 3 hours 46 minutes before
GAZ008-GAZ009-302130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBUS GA 329 PM EDT WED JUN 30 1993 ...A FEW STRONG THUNDERSTORMS IN SOUTHWEST GEORGIA... AT 320 PM EDT COLUMBUS WEATHER RADAR WAS INDICATING A FEW STRONG THUNDERSTORMS IN AN AREA OF RAIN FROM VIENNA TO LEESBURG AND SOUTH OF WARWICK TO EAST OF ALBANY. THE THUNDERSTORMS WERE 5 MILES NORTHEAST OF ALBANY..3 MILES NORTHEAST OF LEESBURG AND JUST EAST OF LAKE BLACKSHEAR TO VIENNA. THESE STORMS WERE MOVING SOUTH SOUTHEAST AT 15 MILES AN HOUR. PERSONS IN NORTHEAST DOUGHERTY COUNTY AND LEE..SUMTER AND DOOLY COUNTIES SHOULD BE ON THE LOOKOUT FOR STRONG GUSTY WINDS..DANGEROUS LIGHTNING.. HEAVY RAIN AND POSSIBLE SMALL HAIL. YOU SHOULD BE PREPARED TO SEEK SHELTER INDOORS AND LISTEN TO NOAA WEATHER FOR LATER STATEMENTS.
Special weather statement, Jun 30, 6:29 PM EDT, 46 minutes before
GAZ001>GAZ003-302333- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 627 PM EDT TUE JUN 29 1993 AT 625 PM EDT WEATHER RADAR INDICATED ISOLATED STRONG THUNDERSTORMS IN NORTHWEST GEORGIA BETWEEN ROME AND CHATTANOOGA...AND BETWEEN ROME AND BLUE RIDGE. THE STRONGEST STORM WAS LOCATED JUST WEST OF CALHOUN. FREQUENT LIGHTNING STRIKES AND A BRIEF PERIOD OF VERY HEAVY RAIN ARE LIKELY AS THESE STORMS MOVE SOUTHEAST AT 25 MPH. STRONG GUSTY WINDS ARE ALSO POSSIBLE. THUNDERSTORMS MAY CONTINUE TO DEVELOP IN NORTHWEST GEORGIA DURING THE NEXT COUPLE OF HOURS. SO PEOPLE IN THE NORTHWEST COUNTIES WHO ARE OUTDOORS...OR PLAN TO BE OUTDOORS THIS EVENING SHOULD KEEP AN EYE TO THE SKY AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF THREATENING WEATHER APPROACHES. TO AVOID LIGHTNING...THE SAFEST PLACE IS IN YOUR HOME AWAY FROM WINDOWS AND ELECTRICAL APPLIANCES.
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 6:59 PM EDT | Severe Thunderstorm Warning | FFC | McMinn | 61 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.