Alert archive / Georgia / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 99, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Apr 19, 1991, 4:52 PM EDT for Clayton County, Fayette County, Henry County, Georgia. It was in force for 68 min.
The area
The counties it named.
The facts
- Issued
- Apr 19, 1991, 4:52 PM EDT (20:52 UTC)
- Expired
- Apr 19, 1991, 6:00 PM EDT
- In force
- 68 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties Clayton County, GA, Fayette County, GA, Henry County, GA
The nearest sounding before it
Athens Municipal, GA (KAHN), launched 12:00Z, 8.9 hours before the alert went out and 110 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
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KATL 192051 SVRATL GAC063-113-151-192200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ATLANTA GA 452 PM EDT FRI APR 19 1991 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 ...CLAYTON COUNTY...FAYETTE COUNTY...HENRY COUNTY AT 450 PM EDT RADAR SHOWED A BAND OF SEVERE THUNDERSTORMS STRETCHING FROM FAYETTEVILLE TO JONESBORO TO MCDONOUGH. THESE STORMS WERE MOVING EAST AT 15 TO 20 MPH AND ARE PROBABLY PRODUCING LARGE HAIL. HIGH WINDS ARE ALSO A POSSIBILITY. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...D'ESTRUCTIVE 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
Local storm report, Apr 19, 2:49 PM EDT, 2 hours 3 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 42 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 36 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, 38 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, 24 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
Special weather statement, Apr 19, 4:37 PM EDT, 15 minutes before
GAZ006-008-009-192200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MACON GA 435 PM EDT FRI APR 19 1991 ...SEVERE THUNDERSTORM WATCH NUMBER 162 IN EFFECT UNTIL 9 PM FOR A LARGE PART OF CENTRAL AND NORTH GEORGIA... AT 430 PM NATIONAL WEATHER SERVICE RADAR IN MACON SHOWED THUNDERSTORMS INCREASING OVER GEORGIA. IN CENTRAL GEORGIA THE STRONGEST STORMS WERE WEST AND SOUTHWEST OF MACON...NORTHWEST OF UNADILLA...AND EAST OF FITZGERALD. MOVEMENT WAS EAST AT 20 MPH. RADAR SHOWED HAIL IN THE STORM NORTHWEST OF UNADILLA. THESE STORMS WILL ALSO PRODUCE STRONG GUSTY WINDS AND FREQUENT LIGHTNING ALONG WITH VERY HEAVY RAIN.
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 12:33 PM EDT | Severe Thunderstorm Warning | FFC | Fannin, Gilmer | 27 min |
| Apr 19, 1:11 PM EDT | Severe Thunderstorm Warning | FFC | Floyd | 38 min |
| Apr 19, 2:10 PM EDT | Severe Thunderstorm Warning | FFC | Hall | 65 min |
| Apr 19, 3:03 PM EDT | Severe Thunderstorm Warning | FFC | Paulding | 42 min |
| Apr 19, 3:46 PM EDT | Severe Thunderstorm Warning | FFC | Madison | 59 min |
| Apr 19, 3:51 PM EDT | Severe Thunderstorm Warning | FFC | Coweta | 39 min |
| Apr 19, 4:00 PM EDT | Severe Thunderstorm Warning | FFC | Heard | 40 min |
| Apr 19, 4:33 PM EDT | Severe Thunderstorm Warning | FFC | Polk | 27 min |
| Apr 19, 4:45 PM EDT | Severe Thunderstorm Warning | FFC | Gwinnett | 30 min |
| Apr 19, 5:11 PM EDT | Severe Thunderstorm Warning | FFC | Morgan, Newton | 64 min |
| Apr 19, 5:28 PM EDT | Severe Thunderstorm Warning | FFC | Gwinnett | 32 min |
| Apr 19, 5:33 PM EDT | Severe Thunderstorm Warning | FFC | Twiggs | 57 min |
| Apr 19, 5:52 PM EDT | Severe Thunderstorm Warning | FFC | Cherokee | 38 min |
| Apr 19, 6:10 PM EDT | Severe Thunderstorm Warning | FFC | Columbia, Richmond | 65 min |
| Apr 19, 6:12 PM EDT | Severe Thunderstorm Warning | FFC | Morgan, Newton, Walton | 63 min |
| Apr 19, 6:46 PM EDT | Severe Thunderstorm Warning | FFC | Burke | 44 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.