Alert archive / Georgia / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 151, NWS Atlanta, GA

July 9, 1993Fulton County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 9, 1993, 6:47 PM EDT for Fulton County, Georgia. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
Jul 9, 1993, 6:47 PM EDT (22:47 UTC)
Expired
Jul 9, 1993, 7:15 PM EDT
In force
28 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Fulton County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 10.8 hours before the alert went out and 109 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-pSkew-T log-p diagram, Athens Municipal, GA at 12:00Z on 1993-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 882 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Athens Municipal, GA at 12:00Z on 1993-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -12 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
882 J/kg
Mixed-layer CIN
-90 J/kg
Mixed-layer LCL
1075 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-12 m²/s²
0-3 km storm-relative helicity
34 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 
WUUS1 KATL 092247
SVRFFC
GAC121-092315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA GA
647 PM EDT FRI JUL 9 1993
 
THE NATIONAL WEATHER SERVICE IN ATLANTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  715 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST GEORGIA
 
   ...SOUTHERN FULTON COUNTY
 
AT 645 PM EDT RADAR SHOWED A SEVERE THUNDERSTORM IN SOUTHERN
FULTON COUNTY NEAR FAIRBURN AND UNION CITY. THIS STORM WAS MOVING
NORTH AT ABOUT 10 MPH.
 
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, Jul 9, 4:49 PM EDT, 1 hour 58 minutes before
GAZ006-008-009-092200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MACON GA
450 PM EDT FRI JUL 9 1993

    ...WIDELY SCATTERED THUNDERSTORMS OVER CENTRAL GEORGIA...

AT 445 PM NATIONAL WEATHER SERVICE RADAR IN MACON SHOWED WIDELY
SCATTERED THUNDERSTORMS IN CENTRAL GEORGIA...DRIFTING SLOWLY
NORTH.

STRONGEST STORM WAS JUST EAST OF MACON. RADAR SHOWED HAIL IN THIS
STORM.

IN ADDITION TO HAIL...THUNDERSTORMS IN CENTRAL GEORGIA THIS AFTERNOON
WILL PRODUCE VERY HEAVY RAIN...STRONG GUSTY WINDS...AND FREQUENT
LIGHTNING.

STAY TUNED TO NOAA WEATHER RADIO OR COMMERCIAL RADIO OR TV FOR LATER
STATMENTS OR POSSIBLE WARNINGS.
Special weather statement, Jul 9, 4:50 PM EDT, 1 hour 57 minutes before
GAZ006-008-009-092200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MACON GA
450 PM EDT FRI JUL 9 1993

    ...WIDELY SCATTERED THUNDERSTORMS OVER CENTRAL GEORGIA...

AT 445 PM NATIONAL WEATHER SERVICE RADAR IN MACON SHOWED WIDELY
SCATTERED THUNDERSTORMS IN CENTRAL GEORGIA...DRIFTING SLOWLY
NORTH.

STRONGEST STORM WAS JUST EAST OF MACON. RADAR SHOWED HAIL IN THIS
STORM.

IN ADDITION TO HAIL...THUNDERSTORMS IN CENTRAL GEORGIA THIS AFTERNOON
WILL PRODUCE VERY HEAVY RAIN...STRONG GUSTY WINDS...AND FREQUENT
LIGHTNING.

STAY TUNED TO NOAA WEATHER RADIO OR COMMERCIAL RADIO OR TV FOR LATER
STATMENTS OR POSSIBLE WARNINGS.
Special weather statement, Jul 9, 6:40 PM EDT, 7 minutes before
GAZ003-092333-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
640 PM EDT FRI JUL 9 1993

...SCATTERED THUNDERSTORMS IN THE ATLANTA METROPOLITAN AREA...

AT 630 PM EDT SCATTERED THUNDERSTORMS HAD DEVELOPED OVER
PORTIONS OF METRO ATLANTA. AT THAT TIME THEY EXTENDED FROM
NORTHERN FAYETTE COUNTY INTO THE DOWNTOWN AREA. SOME STORMS
WERE PRODUCING A LOT OF LIGHTNING STRIKES...LOCALLY HEAVY
HEAVY RAIN AND STRONG GUSTY WINDS. AT HARTSFIELD AIRPORT
OVER AN INCH OF RAIN FELL IN UNDER AN HOUR. WINDS GUSTED TO
53 MPH.

THE THUNDERSTORMS WERE DRIFITNG NORTH AND MAY CONTINUE TO
AFFECT THE ATLANTA METROPOLITAN AREA FOR ANOTHER HOUR OR TWO.
LIGHTNING APPEARS TO BE THE GREATEST THREAT. IF ,YOU ARE
NEAR ONE OF THESE STORMS THIS EVENING SEEK SAFETY INDOORS.
Special weather statement, Jul 9, 6:40 PM EDT, 7 minutes before
GAZ003-092333-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
640 PM EDT FRI JUL 9 1993

...SCATTERED THUNDERSTORMS IN THE ATLANTA METROPOLITAN AREA...

AT 630 PM EDT SCATTERED THUNDERSTORMS HAD DEVELOPED OVER
PORTIONS OF METRO ATLANTA. AT THAT TIME THEY EXTENDED FROM
NORTHERN FAYETTE COUNTY INTO THE DOWNTOWN AREA. SOME STORMS
WERE PRODUCING A LOT OF LIGHTNING STRIKES...LOCALLY HEAVY
HEAVY RAIN AND STRONG GUSTY WINDS. AT HARTSFIELD AIRPORT
OVER AN INCH OF RAIN FELL IN UNDER AN HOUR. WINDS GUSTED TO
53 MPH.

THE THUNDERSTORMS WERE DRIFITNG NORTH AND MAY CONTINUE TO
AFFECT THE ATLANTA METROPOLITAN AREA FOR ANOTHER HOUR OR TWO.
LIGHTNING APPEARS TO BE THE GREATEST THREAT. IF YOU ARE
NEAR ONE OF THESE STORMS THIS EVENING SEEK SAFETY INDOORS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 9:20 PM EDTSevere Thunderstorm WarningFFCCoweta, Douglas, Fulton40 min
Jul 8, 9:46 PM EDTSevere Thunderstorm WarningFFCCarroll29 min
Jul 8, 10:10 PM EDTSevere Thunderstorm WarningFFCCoweta35 min

Nearby

Severe Thunderstorm Warnings in Georgia, 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.