Alert archive / Georgia / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 150, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Jul 12, 1992, 2:17 PM EDT for Emanuel County, Georgia. It was in force for 43 min.
The area
The counties it named.
The facts
- Issued
- Jul 12, 1992, 2:17 PM EDT (18:17 UTC)
- Expired
- Jul 12, 1992, 3:00 PM EDT
- In force
- 43 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Emanuel County, GA
The nearest sounding before it
Athens Municipal, GA (KAHN), launched 12:00Z, 6.3 hours before the alert went out and 177 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
- 759 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 1360 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 15 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 KAGS 121816 SVRAGS GAC107-121900- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUGUSTA GA 217 PM EDT SUN JUL 12 1992 THE NATIONAL WEATHER SERVICE IN AUGUSTA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 300 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL GEORGIA ...NORTHERN EMANUEL COUNTY AT 210 PM EDT WEATHER RADAR INDICATED A SEVERE THUNDERSTORM IN NORTHERN EMANUAL COUNTY GEORGIA ABOUT 5 MILES NORTH OF THE TOWN OF MODOC. THIS STORM IS SHOWING LITTLE MOVEMENT. 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, Jul 12, 11:18 AM EDT, 2 hours 59 minutes before
GAZ005>015-122100 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 1115 AM EDT SUN JUL 12 1992 ...HEAT ADVISORY FOR CENTRAL AND SOUTH GEORGIA THROUGH MONDAY... A HEAT ADVISORY REMAINS IN EFFECT THROUGH MONDAY ACROSS CENTRAL AND SOUTH GEORGIA. HEAT INDEX VALUES OF 105 DEGREES TO 110 DEGREES ARE EXPECTED DURING THE AFTERNOON HOURS. THE HEAT ADVISORY INCLUDES THE CITIES AND SURROUNDING AREAS OF COLUMBUS...MACON...AUGUSTA...ALBANY ...VALDOSTA...AND SAVANNAH. NIGHTIME TEMPERATURES IN THE 70S ACROSS THE SOUTHERN HALF OF GEORGIA ALONG WITH EXTREMELY HIGH HUMIDITIES WILL YIELD A HEAT INDEX EACH NIGHT OF NEAR 80 DEGREES. DAYTIME TEMPERATURES IN THE UPPER 90S WITH HUMIDITIES NEAR 45 PERCENT WILL PRODUCE DAYTIME INDICES OF NEAR 110 DEGREES ACROSS CENTRAL AND SOUTH GEORGIA THIS AFTERNOON AND MONDAY. MOREOVER, WHILE NORTH GEORGIA MAY ESCAPE THE EXTREME HEAT, CITIES SUCH AS ROME...ATLANTA...AND ATHENS WILL REMAIN CLOSE TO THE CRITICAL VALUES THROUGH MONDAY. 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 Georgia, 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.