Alert archive / Georgia / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 314, NWS Atlanta, GA

August 22, 1990Cherokee County, Pickens County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Aug 22, 1990, 5:04 PM EDT for Cherokee County, Pickens County, Georgia. It was in force for 56 min.

The area

The counties it named.

The facts

Issued
Aug 22, 1990, 5:04 PM EDT (21:04 UTC)
Expired
Aug 22, 1990, 6:00 PM EDT
In force
56 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Cherokee County, GA, Pickens County, GA

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 9.1 hours before the alert went out and 117 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 1990-08-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 378 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 1990-08-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 120 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
378 J/kg
Mixed-layer CIN
-105 J/kg
Mixed-layer LCL
571 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
120 m²/s²
0-3 km storm-relative helicity
166 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 222108
SVRATL
GAC057-227-222200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA  GA
504 PM EDT WED AUG 22 1990
 
THE NATIONAL WEATHER SERVICE IN ATLANTA  HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST GEORGIA
 
   ...CHEROKEE COUNTY...PICKENS COUNTY
 
AT 500 PM RADAR SHOWED A SEVERE THUNDERSTORM SOUTH OF JASPER IN
PICKENS COUNTY. THIS STORM WAS MOVING SOUTHEAST AT ABOUT 12 MPH.
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.

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, Aug 22, 12:35 PM EDT, 4 hours 29 minutes before
GAZ006-008-009-211900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MACON GA
1235 PM EDT WED AUG 22 1990

AT 1230 PM RADAR SHOWED NUMEROUS SHOWERS AND SEVERAL THUNDERSTORMS MOVING
THROUGH CENTRAL GEORGIA FROM COLUMBUS TO ROBERTA IN CRAWFORD COUNTY THROUGH
THE BIBB TO TWIGGS TO WILKINSON COUNTIES AREA AND ON EAST TO AUGUSTA.
ANOTHER LARGE AREA OF RAIN AND THUNDERSTORMS COVERED MUCH OF SOUTH CENTRAL
AND SOUTHEAST GEORGIA FROM OGLETHORPE IN MACON COUNTY TO DUBLIN TO
SYLVANIA AND SOUTH TO SAVANNAH TO ALMA AND BACK TO NEAR ALBANY.
THE STORMS WITH THE HEAVIEST RAIN WERE 15 MILES WEST OF ROBERTA IN
CRAWFORD COUNTY AND 10 MILES NORTH OF FITZGERALD IN BEN HILL COUNTY.

NEARLY ALL THE STORMS WERE MOVING NORTHEAST AT 10 MILES AN HOUR  AND WILL
PRODUCE VERY HEAVY RAIN WITH POSSIBLE FLOODING OF LOW AREAS AND SOME
STREET FLOODING.
Special weather statement, Aug 22, 1:06 PM EDT, 3 hours 58 minutes before
GAZ005-ALZ012
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
105 PM EDT WED AUG 22 1990

...THUNDERSTORMS DEVELOPING IN WEST GEORGIA AND EAST ALABAMA...

AT 100 PM EDT  COLUMBUS WEATHER RADAR INDICATED AN AREA OF NUMEROUS
SHOWERS AND SCATTERED THUNDERSTORMS EXTENDING FROM NEAR WARM SPRINGS
GEORGIA SOUTHWEST TO PHENIX CITY...AUBURN AND TUSKEGEE ALABAMA.
MOVEMENT WAS EAST ABOUT 12 MPH.

RESIDENTS THROUGHOUT WEST CENTRAL GEORGIA AND EAST CENTRAL ALABAMA...
INCLUDING THE COLUMBUS METROPOLITAN AREA...SHOULD BE ON THE ALERT FOR
THE NEXT FEW HOURS FOR THREATENING WEATHER.  THE LARGER STORMS WILL
LIKELY CONTAIN STRONG GUSTY WINDS...VERY HEAVY RAINFALL...DANGEROUS
LIGHTNING AND POSSIBLE SMALL HAIL.
Special weather statement, Aug 22, 1:19 PM EDT, 3 hours 45 minutes before
GAZ005-ALZ012-221930-
SPECIAL WEATHER STATEMENT...CORRECTION FOR HEADING ONLY.
NATIONAL WEATHER SERVICE COLUMBUS GA
105 PM EDT WED AUG 22 1990

...THUNDERSTORMS DEVELOPING IN WEST GEORGIA AND EAST ALABAMA...

AT 100 PM EDT  COLUMBUS WEATHER RADAR INDICATED AN AREA OF NUMEROUS
SHOWERS AND SCATTERED THUNDERSTORMS EXTENDING FROM NEAR WARM SPRINGS
GEORGIA SOUTHWEST TO PHENIX CITY...AUBURN AND TUSKEGEE ALABAMA.
MOVEMENT WAS EAST ABOUT 12 MPH.

RESIDENTS THROUGHOUT WEST CENTRAL GEORGIA AND EAST CENTRAL ALABAMA...
INCLUDING THE COLUMBUS METROPOLITAN AREA...SHOULD BE ON THE ALERT FOR
THE NEXT FEW HOURS FOR THREATENING WEATHER.  THE LARGER STORMS WILL
LIKELY CONTAIN STRONG GUSTY WINDS...VERY HEAVY RAINFALL...DANGEROUS
LIGHTNING AND POSSIBLE SMALL HAIL.
Special weather statement, Aug 22, 3:10 PM EDT, 1 hour 54 minutes before
GAZ008-011-222100-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
310 PM EDT WED AUG 22 1990

...THUNDERSTORMS INCREASING OVER SOUTHWEST GEORGIA...

AT 305 PM EDT COLUMBUS WEATHER RADAR INDICATED LARGE THUNDERSTORMS
NEAR CUTHBERT...SHELLMAN AND DAWSON GEORGIA...ALSO JUST SOUTHEAST OF
FORT GAINES.  MOVEMENT WAS EAST AT 15 MPH.

THE THUNDERSTORMS ARE EXPECTED TO CONTINUE OVER MUCH OF SOUTHWEST
GEORGIA FOR THE NEXT SEVERAL HOURS...AND MAY EVENTUALLY MOVE INTO
THE ALBANY AREA.  RESIDENTS THROUGHOUT SOUTHWEST GEORGIA SHOULD BE ON
THE ALERT FOR FOR THREATENING WEATHER.  THE LARGER STORMS WILL LIKELY
CONTAIN STRONG GUSTY WINDS...VERY HEAVY RAINFALL...DANGEROUS LIGHTNING
AND POSSIBLxE SMALL HAIL.
Local storm report, Aug 22, 4:09 PM EDT, 55 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
407 PM EDT WED AUG 22 1990

COUNTY........ OGLETHORPE

SOURCE........ RAYLE ELECTRIC MEMBERSHIP CORPORATION (POWER COMPANY)

TIME.......... APPROXIMATLY 1230 AM EDT WED AUG 22 1990

LOCATION...... COUNTYWIDE

TYPE STORM.... THUNDERSTORM

HAIL.......... UNK

DAMAGE........ TREES INTO POWER LINES...POWER OUTAGES

INJURIES...... NONE KNOWN
Special weather statement, Aug 22, 4:56 PM EDT, 8 minutes before
GAZ003-222200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA  GA
500 PM EDT WED AUG 22 1990

...THUNDERSTORMS DEVELOPING OVER NORTHWEST GEORGIA...

AT 455 PM EDT RADAR SHOWED ISOLATED THUNDERSTORMS DEVELOPING OVER
NORTHWEST GEORGIA. THE STRONGEST STORMS WERE LOCATED IN PICKENS
COUNTY NEAR JASPER...AND IN COWETA COUNTY NORTHWEST OF NEWNAN. OTHER
THUNDERSTORMS WILL MOST LIKELY DEVELOP ACROSS NORTHWEST GEORGIA DURING
THE LATE AFTERNOON AND EVENING.

THE STRONGEST STORMS ARE CAPABLE OF PRODUCING FREQUENT DANGEROUS
LIGHTNING...STRONG GUSTY WINDS...HEAVY RAIN AND POSSIBLE HAIL. PEOPLE
IN NORTHWEST GEORGIA SHOULD BE ALERT FOR CHANGING WEATHER CONDITIONS
AND BE PREPARED TO TAKE SHELTER.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 21, 8:01 PM EDTSevere Thunderstorm WarningFFCFranklin, Stephens59 min
Aug 21, 9:05 PM EDTSevere Thunderstorm WarningFFCHart55 min
Aug 22, 12:00 AM EDTSevere Thunderstorm WarningFFCOglethorpe60 min
Aug 22, 12:33 AM EDTSevere Thunderstorm WarningFFCColumbia42 min
Aug 22, 8:15 AM EDTSevere Thunderstorm WarningFFCBaldwin60 min
Aug 22, 6:02 PM EDTSevere Thunderstorm WarningFFCForsyth28 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1990Every severe thunderstorm warning in 1990

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.