Alert archive / Tennessee / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 151, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Jul 14, 1992, 5:28 PM EDT for Rhea County, Tennessee. It was in force for 47 min.
The area
The counties it named.
The facts
- Issued
- Jul 14, 1992, 5:28 PM EDT (21:28 UTC)
- Expired
- Jul 14, 1992, 6:15 PM EDT
- In force
- 47 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Rhea County, TN
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 9.5 hours before the alert went out and 162 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
- 1472 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 787 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 13 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCHA 142132 SVRCHA TNC143-142215- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHATTANOOGA TN 528 PM EDT TUE JUL 14 1992 THE NATIONAL WEATHER SERVICE IN CHATTANOOGA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 615 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHEAST TENNESSEE ...RHEA COUNTY AT 530 PM EDT...THE CHATTANOOGA WEATHER RADAR INDICATED A SEVERE THUNDERSTORM IN SOUTHERN RHEA COUNTY. THE STORM IS MOVING TO THE NORTHEAST AT 25 MILES PER HOUR...TOWARD THE SPRING CITY AREA. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTExCTION 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, Jul 14, 1:37 PM EDT, 3 hours 51 minutes before
GAZ008-011-141945- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBUS GA 137 PM EDT TUE JUL 14 1992 ...THUNDERSTORMS ADVANCING INTO SOUTHWEST GEORGIA... AT 135 PM EDT WEATHER RADAR INDICATED THUNDERSTORMS WEST OF COLQUITT IN MILLER COUNTY AND WEST OF BLAKELY IN EARLY COUNTY OF SOUTHWEST GEORGIA. THESE STORMS WERE MOVING NORTHEAST AT 15 TO 20 MILES AN HOUR. PEOPLE IN SOUTHWEST GEORGIA SHOULD REMAIN ALERT THIS AFTERNOON FOR APPROACRHING THUNDERSTORMS AS THEY WILL PRODUCE HEAVY RAIN..GUSTY WIND..LIGHTNING AND POSSIBLY SMALL HAIL. MOVE INDOORS IF A THUNDERSTORM THREATENS AND LISTEN TO NOAA WEATHER RADIO FOR LATER STATEMENTS OR WARNINGS.
Special weather statement, Jul 14, 4:51 PM EDT, 37 minutes before
GAZ010-013>015-151100
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
450 PM EDT TUE JUL 14 1992
...HEAT ADVISORY FOR SOUTHEAST TONIGHT THROUGH THURSDAY...
A HEAT ADVISORY REMAINS IN EFFECT THROUGH THURSDAY FOR SOUTHEAST GEORGIA.
HEAT INDEX VALUES OF 105 DEGREES TO 110 DEGREES ARE EXPECTED DURING THE
AFTERNOON HOURS. THE HEAT ADVISORY INCLUDES THE CITY OF SAVANNAH AND
SURROUNDING AREAS.
NIGHTTIME TEMPERATURES IN THE MIDDLE 70S ACROSS SOUTHEAST GEORGIA ALONG
WITH HIGH HUMIDIY WILL YIELD A HEAT INDEX TONIGHT AND WEDNESDAY NIGHT
NEAR 80 DEGREES. DAYTIME TEMPERATURES IN THE MIDDLE TO UPPER 90S WEDNESDAY
AND THURSDAY WITH HUMIDITY NEAR 45 PERCENT WILL PRODUCE DAYTIME INDICES IN
THE DANGEROUS 105 TO 110 DEGREE RANGE BOTH AFTERNOONS.
WHILE THE REMAINDER OF GEORGIA WILL ESCAPE THE EXTREME HEAT...AFTERNOON
HEAT INDEX VALUES WILL REMAIN NEAR 100 AT MANY LOCATIONS THROUGH THURSDAY.
AN INCREASED CHANCE FOR AFTERNOON THUNDERSTORMS WILL ALSO PROVIDE SOME
RELIEF FROM THE EXTREME HEAT.
A REMINDER...
A HEAT INDEX OF 105 DEGREES IS CONSIDERED TO BE THE LEVEL AT WHICH
THE BODY BEGINS TO SUCCUMB TO THE EFFECTS OF EXCESSIVE HEAT. KEEP
IN MIND THAT THE HEAT INDEX VALUE IS MEASURED UNDER SHADY CONDITIONS.
DIRECT EXPOSURE TO SUNSHINE CAN INCREASE THE HEAT INDEX AS MUCH AS
15 DEGREES.
YOUNG CHILDREN...THE ELDERLY AND PERSONS WITH CHRONIC AILMENTS ARE
USUALLY THE FIRST TO SUFFER FROM EXCESSIVE HEAT. HEAT EXHAUSTION...
CRAMPS OR...IN EXTREME CASES...HEATSTROKE CAN RESULT FROM
PROLONGED
EXPOSURE TO THESE CONDITIONS. FRIENDS...RELATIVES OR NEIGHBORS SHOULD
CHECK ON PEOPLE SUSPECTED OF BEING AT RISK.
EFFECTS CAN BE MINIMIZED IF YOU FOLLOW THESE SUGGESTIONS...REDUCE
OUTDOOR ACTIVITIES...DRINK PLENTY OF WATER OR OTHER NON-ALCOHOLIC
BEVERAGES...WEAR LIGHT COLORED/LIGHT WEIGHT CLOTHING...AND IF
POSSIBLE...SPEND MORE TIME IN AIR CONDITIONED FACILITIES.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.