Alert archive / Georgia / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 69, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Apr 9, 1991, 4:25 PM EDT for Banks County, Habersham County, Hall County, Georgia. It was in force for 65 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 9, 1991, 4:25 PM EDT (20:25 UTC)
- Expired
- Apr 9, 1991, 5:30 PM EDT
- In force
- 65 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties Banks County, GA, Habersham County, GA, Hall County, GA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 9, 5:00 PM EDT | Hail 1.75 | Hall, GA |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Athens Municipal, GA (KAHN), launched 12:00Z, 8.4 hours before the alert went out and 61 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
- 83 J/kg
- Mixed-layer CIN
- -172 J/kg
- Mixed-layer LCL
- 866 m above ground
- 0-6 km bulk shear
- 2 kt
- 0-1 km storm-relative helicity
- -119 m²/s²
- 0-3 km storm-relative helicity
- -100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KAHN 092025 SVRAHN GAC011-137-139-092130- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ATHENS GA 425 PM EDT TUE APR 9 1991 THE NATIONAL WEATHER SERVICE IN ATHENS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 530 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHEAST GEORGIA ...BANKS COUNTY...HABERSHAM COUNTY...HALL COUNTY AT 420 PM EDT THE ATHENS RADAR INDICATED POSSIBLE SEVERE THUNDERSTORMS NEAR LAKE SIDNEY LANIER MOVING NORTHEAST AT 35 MILES AN HOUR. PUBLIC REPORTS OF LARGE HAIL FROM THIS THUNDERSTORM HAVE BEEN RECEIVED. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WI|NDOWS. 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, Apr 9, 3:06 PM EDT, 1 hour 19 minutes before
GAZ005-ALZ012-GAZ006-092100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBUS GA 305 PM EDT TUE APR 9 1991 ...THUNDERSTORMS INCREASING OVER WEST CENTRAL GEORGIA AND EAST CENTRAL ALABAMA... AT 3 PM EDT WEATHER RADAR INDICATED SCATTERED THUNDERSTORMS DEVELOPING RAPIDLY OVER WEST CENTRAL GEORGIA AND EAST CENTRAL ALABAMA. MOST OF THE THUNDERSTORMS WERE JUST NORTH AND SOUTH OF COLUMBUS...ALSO IN CHATTAHOOCHEE AND HARRIS COUNTIES. THE STORMS WERE MOVING NORTHEAST AT 20 MPH. PEOPLE IN WEST CENTRAL GEORGIA AND EAST CENTRAL ALABAMA SHOULD BE ALERT FOR THREATENING WEATHER THE NEXT FEW HOURS. SOME OF THESE THUNDERSTORMS WILL LIKELY CONTAIN SMALL HAIL...STRONG GUSTY WINDS AND DANGEROUS CLOUD-TO-GROUND LIGHTNING. PLEASE CONTINUE TO LISTEN TO NOAA WEATHER RADIO OR OTHER LOCAL NEWS MEDIA FOR FURTHER UPDATES FROM THE NATIONAL WEATHER SERVICE.
Special weather statement, Apr 9, 3:11 PM EDT, 1 hour 14 minutes before
GAZ002-004-092215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATHENS GA 310 PM EDT TUE APR 9 1991 A SEVERE THUNDERSTORM WATCH NUMBER 108 IS IN EFFECT FOR UNION COUNTY OF NORTHEAST GEORGIA UNTIL 900 PM EDT. AT 305 PM EDT RADAR INDICATED A STRONG THUNDERSTORM JUST EAST OF DWASONVILLE IN DAWSON COUNTY OF NORTHEAST GEORGIA. THIS STORM WAS MOVING EAST AT 25 MILES AN HOUR AND WILL BE MOVING THROUGH NORTHERN HALL...AND POSSIBLY HABERSHAM AND BANKS DURING THE NEXT HOUR. PEOPLE IN OR NEAR THIS THUNDERSTORM CAN EXPECT GUSTY WINDS ...POSSIBLE SMALL HAIL...AND VERY HEAVY RAINFALL. OTHER STRONG THUNDERSTORMS MAY DEVELOP OVER NORTHEAST GEORGIA DURING THE REMAINDER OF THIS AFTERNOON AND EVENING.
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 2:41 PM EDT | Severe Thunderstorm Warning | FFC | Cherokee | 34 min |
| Apr 9, 3:26 PM EDT | Severe Thunderstorm Warning | FFC | Whitfield | 49 min |
| Apr 9, 4:02 PM EDT | Severe Thunderstorm Warning | FFC | Gilmer | 43 min |
| Apr 9, 5:02 PM EDT | Severe Thunderstorm Warning | FFC | Barrow, Jackson, Oconee, Walton | 58 min |
| Apr 9, 6:09 PM EDT | Severe Thunderstorm Warning | FFC | Newton, Walton | 66 min |
| Apr 9, 6:10 PM EDT | Severe Thunderstorm Warning | FFC | DeKalb, Rockdale | 35 min |
| Apr 9, 6:22 PM EDT | Severe Thunderstorm Warning | FFC | Fulton | 38 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.