Alert archive / Georgia / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 147, NWS Atlanta, GA

July 8, 1993Coweta County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 8, 1993, 10:10 PM EDT for Coweta County, Georgia. It was in force for 35 min.

The area

The counties it named.

The facts

Issued: Jul 8, 1993, 10:10 PM EDT (02:10 UTC)
Expired: Jul 8, 1993, 10:45 PM EDT
In force: 35 min
Issued by: NWS Atlanta, GA
Area: Whole counties

County Coweta County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 00:00Z, 2.2 hours before the alert went out and 151 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 219 J/kg
Mixed-layer CIN: -89 J/kg
Mixed-layer LCL: 2103 m above ground
0-6 km bulk shear: 7 kt
0-1 km storm-relative helicity: -10 m²/s²
0-3 km storm-relative helicity: -15 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KATL 090210
SVRATL
GAC077-090300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA GA
1010 PM EDT THU JUL 8 1993
 
THE NATIONAL WEATHER SERVICE IN ATLANTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1100 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST GEORGIA
 
   ...COWETA COUNTY
 
AT 10:05 PM EDT RADAR INDICATED A SEVERE THUNDERSTORM NEAR NEWNAN MOVING
SOUTHWEST AT 15 MPH. THE SHERIFFS OFFICE IN COWETA COUNTY REPORTED
THREE-QUARTER INCH HAIL AT ABOUT 945 PM EDT.
 
 
 
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

Local storm report, Jul 8, 7:40 PM EDT, 2 hours 30 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE COLUMBUS GA
740 PM EDT THU JUL 8 1993

COUNTY......MUSCOGEE COUNTY GEORGIA
SOURCE......OFF-DUTY NWS EMPLOYEE
TIME........ABOUT 415 PM EDT 7-8-93
LOCATION....ABOUT 2 MILES EAST OF AIRPORT
TYPE STORM..SEVERE THUNDERSTORM..1/4 INCH HAIL
DAMAGE......WIND DAMAGE..NUMEROUS TREES AND TREE LIMBS DOWN..TREE BLOWN
            ONTO HOUSE..NUMEROUS POWER OUTAGES..1 DOG HOUSE DESTROYED.
INJURIES....NONE REPORTED.
DEATHS......NONE
COSTS.......UNAVAILABLE

Local storm report, Jul 8, 7:43 PM EDT, 2 hours 27 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
743 PM EDT THU JUL 8 1993

COUNTY........ NEWTON

SOURCE........ NEWTON COUNTY SHERIFFS OFFICE

TIME.......... APPROX 7 PM EDT

LOCATION...... COUNTYWIDE

TYPE STORM.... SEVERE THUNDERSTORM

HAIL.......... NUMEROUS REPORTS BUT NO SIZE REPORTED

DAMAGE........ NUMEROUS TREES DOWN...NUMEROUS POWJER OUTAGES...AND
               SCATTERED FIRES
INJURIES...... NONE KNOWN AT THIS TIME

Local storm report, Jul 8, 7:43 PM EDT, 2 hours 27 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
743 PM EDT THU JUL 8 1993

COUNTY........ NEWTON

SOURCE........ NEWTON COUNTY SHERIFFS OFFICE

TIME.......... APPROX 7 PM EDT

LOCATION...... COUNTYWIDE

TYPE STORM.... SEVERE THUNDERSTORM

HAIL.......... NUMEROUS REPORTS BUT NO SIZE REPORTED

DAMAGE........ NUMEROUS TREES DOWN...NUMEROUS POWER OUTAGES...AND
               SCATTERED FIRES
INJURIES...... NONE KNOWN AT THIS TIME

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Local storm report, Jul 8, 7:45 PM EDT, 2 hours 25 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE COLUMBUS GA
740 PM EDT THU JUL 8 1993

COUNTY......MUSCOGEE COUNTY GEORGIA
SOURCE......OFF-DUTY NWS EMPLOYEE
TIME........ABOUT 415 PM EDT 7-8-93
LOCATION....ABOUT 2 MILES EAST OF AIRPORT
TYPE STORM..SEVERE THUNDERSTORM..1/4 INCH HAIL
DAMAGE......WIND DAMAGE..NUMEROUS TREES AND TREE LIMBS DOWN..TREE BLOWN
            ONTO HOUSE..NUMEROUS POWER OUTAGES..1 DOG HOUSE DESTROYED.
INJURIES....NONE REPORTED.
DEATHS...L...NONE
COSTS.......UNAVAILABLE

Special weather statement, Jul 8, 8:48 PM EDT, 1 hour 22 minutes before

GAZ003-005-090145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
850 PM EDT THU JUL 8 1993

THUNDERSTORMS OVER NORTHWEST GEORGIA WEAKENED AFTER 830 PM EDT.
HOWEVER...AT 845 PM RADAR STILL SHOWED A FEW RELATIVELY STRONG
STORMS IN CARROLL...HEARD...AND COWETA COUNTIES. THESE THUNDERSTORMS
WERE STILL PRODUCING DANGEROUS LIGHTNING AND GUSTY WINDS ALONG WITH
LOCALLY HEAVY RAINFALL.

MOVEMENT WAS TOWARD THE SOUTHWEST AT 5 TO 10 MPH.

<IF THREATENING WEATHER APPROACHES MOVE INDOORS AND AVOID THE
USE OF ELECTICAL APPLIANCES.

Special weather statement, Jul 8, 8:50 PM EDT, 1 hour 20 minutes before

GAZ003-005-090145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
850 PM EDT THU JUL 8 1993

THUNDERSTORMS OVER NORTHWEST GEORGIA WEAKENED AFTER 830 PM EDT.
HOWEVER...AT 845 PM RADAR STILL SHOWED A FEW RELATIVELY STRONG
STORMS IN CARROLL...HEARD...AND COWETA COUNTIES. THESE THUNDERSTORMS
WERE STILL PRODUCING DANGEROUS LIGHTNING AND GUSTY WINDS ALONG WITH
LOCALLY HEAVY RAINFALL.

MOVEMENT WAS TOWARD THE SOUTHWEST AT 5 TO 10 MPH.

IF THREATENING WEATHER APPROACHES MOVE INDOORS AND AVOID THE
USE OF ELECTICAL APPLIANCES.

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 8, 9:20 PM EDT	Severe Thunderstorm Warning	FFC	Coweta, Douglas, Fulton	40 min
Jul 8, 9:46 PM EDT	Severe Thunderstorm Warning	FFC	Carroll	29 min
Jul 9, 6:47 PM EDT	Severe Thunderstorm Warning	FFC	Fulton	28 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1993 Every 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.