Alert archive / Georgia / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 97, NWS Atlanta, GA

April 19, 1991Polk County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 19, 1991, 4:33 PM EDT for Polk County, Georgia. It was in force for 27 min.

The area

The counties it named.

The facts

Issued
Apr 19, 1991, 4:33 PM EDT (20:33 UTC)
Expired
Apr 19, 1991, 5:00 PM EDT
In force
27 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Polk County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 8.6 hours before the alert went out and 174 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 1991-04-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 1991-04-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
803 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
104 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Apr 19, 1:13 PM EDT, 3 hours 20 minutes before
GAZ002-191915-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
112 PM EDT FRI APR 19 1991

...THUNDERSTORMS HAVE MOVED INTO NORTHEAST GEORGIA...

AT 110 PM EDT THE ATHENS RADAR INDICATED A THUNDERSTORM WITH
VERY HEAVY RAINFALL NEAR BLAIRSVILLE IN UNION COUNTY. THE STORM
WAS MOVING EAST AT 30 MILES AN HOUR.

PERSONS THROUGHOUT NORTHEAST GEORGIA SHOULD REMAIN ALERT TO
APPROACHING THUNDERSTORMS FOR THE RAMAINDER OF THIS AFTERNOON AND
EARLY EVENING HOURS.

THUNDERSTORMS OF THIS INTENSITY OFTEN PRODUCE STRONG GUSTY WINDS...
DEADLY LIGHTNING...VERY HEAVY RAINFALL AND POSSIBLY SOME SMALL HAIL.

IF THUNDERSTORMS APPROACH...YOU SHOULD SEEK SHELTER INDOORS UNTIL
THE STORM HAS PASSED.
Local storm report, Apr 19, 2:49 PM EDT, 1 hour 44 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
250 PM EDT FRI APR 19 1991

COUNTY........HALL

SOURCE........HALL COUNTY SHERIFFS OFFICE

TIME..........242 PM EDT FRI APR 19 1991

LOCATION......\NORTHEAST OF GAINESVILLE

TYPE STORM....SEVERE THUNDERSTORM

HAIL..........NONE YET

DAMAGE........TREES DOWN ONTO POWER LINES

INJURIES......NONE
Special weather statement, Apr 19, 3:10 PM EDT, 1 hour 23 minutes before
GAZ004-192115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
309 PM EDT FRI APR 19 1991

...SEVERE THUNDERSTORM WATCH EFFECTIVE UNTIL 9 PM EDT FOR THE
NORTHEAST GEORGIA COUNTIES OF BANKS...BARROW...CLARKE...ELBERT...
FRANKLIN...GREENE...HALL...HART...JACKSON...MADISON...MOGRAN...
NEWTON...OCONEE...OGLETHORPE...STEPHENS...TALIFERRO...WALTON AND
WILDES...

AT 305 PM EDT THE ATHENS RADAR INDICATED SEVERAL STRONG THUNDERSTORMS
SCATTERED ACROSS NORTHEAST GEORGIA WITH THE STRONGEST STORM IN THE
GAINESVILLE VICINITY. THEY WERE MOVING SOUTHEAST AT 25 MILES AN HOUR.

PERSONS THROUGHOUT THE AREA SHOULD KEEP ALERT TO APPROACHING
THUNDERSTORMS AND BE PREPARED TO MOVE INDOORS RAPIDLY UNTIL THE
STORM HAS PAST.

KEEP TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO...T.V. STATIONS
FOR LATER UPDATES.
Special weather statement, Apr 19, 3:16 PM EDT, 1 hour 17 minutes before
GAZ004-192115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
309 PM EDT FRI APR 19 1991

...SEVERE THUNDERSTORM WATCH EFFECTIVE UNTIL 9 PM EDT FOR THE
NORTHEAST GEORGIA COUNTIES OF BANKS...BARROW...CLARKE...ELBERT...
FRANKLIN...GREENE...HALL...HART...JACKSON...MADISON...MORGAN...
NEWTON...OCONEE...OGLETHORPE...STEPHENS...TALIFERRO...WALTON AND
WILKES...

AT 305 PM EDT THE ATHENS RADAR INDICATED SEVERAL STRONG THUNDERSTORMS
SCATTERED ACROSS NORTHEAST GEORGIA WITH THE STRONGEST STORM IN THE
GAINESVILLE VICINITY. THEY WERE MOVING SOUTHEAST AT 25 MILES AN HOUR.

PERSONS THROUGHOUT THE AREA SHOULD KEEP ALERT TO APPROACHING
THUNDERSTORMS AND BE PREPARED TO MOVE INDOORS RAPIDLY UNTIL THE
STORM HAS PAST.

KEEP TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO...T.V. STATIONS
FOR LATER UPDATES.
Special weather statement, Apr 19, 4:14 PM EDT, 19 minutes before
GAZ005-192215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
415 PM EDT FRI APR 19 1991

...SEVERE THUNDERSTORM WATCH FOR PORTIONS OF WEST CENTRAL
GEORGIA NORTHWARD UNTIL 9 PM EDT...

AT 410 PM EDT COLUMBUS WEATHER RADAR INDICATED AN AREA
OF SHOWERS AND THUNDERSTORMS WAS FROM LAFAYETTE AND
OPELIKA ALABAMA AND COLUMBUS GEORGIA EXTENDING NORTHWARD
TO LAGRANGE...HOGANSVILLE AND NEWNAN GEORGIA. MOVEMENT
OF ALL ACTIVITY WAS EAST AT 15 MILES AN HOUR.

WHEN A THUNDERSTORM THREATENS...GET INSIDE A HOME OR
LARGE STURDY BUILDING. DO NOT USE TELEPHONES EXCEPT FOR
EMERGENCIES.
Local storm report, Apr 19, 4:28 PM EDT, 5 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
425 PM EDT FRI APR 19 1991

COUNTY........MADISON

SOURCE........MADISON COUNTY E.M.A.

TIME..........415 PM EDT FRI APR 19 1991

LOCATION......NEAR COLBERT

TYPE STORM....SEVERE THUNDERSTORM

HAIL..........DIME TO PENNY SIZE

DAMAGE........NONE YET

INJURIES......NONE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 19, 12:33 PM EDTSevere Thunderstorm WarningFFCFannin, Gilmer27 min
Apr 19, 1:11 PM EDTSevere Thunderstorm WarningFFCFloyd38 min
Apr 19, 2:10 PM EDTSevere Thunderstorm WarningFFCHall65 min
Apr 19, 3:03 PM EDTSevere Thunderstorm WarningFFCPaulding42 min
Apr 19, 3:46 PM EDTSevere Thunderstorm WarningFFCMadison59 min
Apr 19, 3:51 PM EDTSevere Thunderstorm WarningFFCCoweta39 min
Apr 19, 4:00 PM EDTSevere Thunderstorm WarningFFCHeard40 min
Apr 19, 4:45 PM EDTSevere Thunderstorm WarningFFCGwinnett30 min
Apr 19, 4:52 PM EDTSevere Thunderstorm WarningFFCClayton, Fayette, Henry68 min
Apr 19, 5:11 PM EDTSevere Thunderstorm WarningFFCMorgan, Newton64 min
Apr 19, 5:28 PM EDTSevere Thunderstorm WarningFFCGwinnett32 min
Apr 19, 5:33 PM EDTSevere Thunderstorm WarningFFCTwiggs57 min
Apr 19, 5:52 PM EDTSevere Thunderstorm WarningFFCCherokee38 min
Apr 19, 6:10 PM EDTSevere Thunderstorm WarningFFCColumbia, Richmond65 min
Apr 19, 6:12 PM EDTSevere Thunderstorm WarningFFCMorgan, Newton, Walton63 min
Apr 19, 6:46 PM EDTSevere Thunderstorm WarningFFCBurke44 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1991Every severe thunderstorm warning in 1991

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.