Alert archive / Georgia / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 639, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Jun 10, 1998, 3:57 PM EDT for Dawson County, Lumpkin County, Georgia. It was in force for 33 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 10, 1998, 3:57 PM EDT (19:57 UTC)
- Expired
- Jun 10, 1998, 4:30 PM EDT
- In force
- 33 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties Dawson County, GA, Lumpkin County, GA
The radar
The Atlanta radar (KFFC), 135 km from the middle of the area, began a volume at 20:00 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 10, 2:00 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.0 hours before the alert went out and 132 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
- 1817 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 698 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 56 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.9
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, Jun 10, 11:06 AM EDT, 4 hours 51 minutes before
GAZ001>009-011>016-019>025-027-030>039-041>062-074>076-085-086- 102100- NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE PEACHTREE CITY GA 1106 AM EDT WED JUN 10 1998 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER MUCH OF NORTH AND EASTERN GEORGIA THIS AFTERNOON AND EVENING. THE RISK AREA IS GENERALLY NORTH AND EAST OF A LINE FROM FRANKLIN IN HEARD COUNTY... TO EATONTON IN PUTNAM COUNTY...TO SWAINSBORO IN EMANUEL COUNTY. THIS AREA INCLUDES THE CITIES OF ROME...BLAIRSVILLE...ATLANTA...ATHENS... AND SWAINSBORO. A SERIES OF UPPER LEVEL DISTURBANCES WILL CONTINUE TO MOVE ACROSS THE SOUTH THIS AFTERNOON AS A FRONTAL BOUNDARY IN TENNESSEE AND KENTUCKY WILL PRODUCE THUNDERSTORMS AND OUTFLOW BOUNDARIES. A FEW OF THESE OUTFLOW BOUNDARIES MAY MOVE ACROSS PARTS OF NORTH GEORGIA THIS AFTERNOON. THERE IS A MOIST AND UNSTABLE AIRMASS IN PLACE OVER MOST OF GEORGIA. WEATHER SPOTTERS SHOULD REMAIN ALERT FOR POSSIBLE ACTIVATION LATER THIS AFTERNOON. ALSO... EMERGENCY MANAGEMENT OFFICIALS SHOULD BE ALERT FOR ANY FURTHER STATEMENTS OR WARNINGS THAT MAY BE ISSUED BY THIS OFFICE. 66
Special weather statement, Jun 10, 11:06 AM EDT, 4 hours 51 minutes before
GAZ001>009-011>016-019>025-027-030>039-041>062-074>076-085-086- 102100- NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE PEACHTREE CITY GA 1106 AM EDT WED JUN 10 1998 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER MUCH OF NORTH AND EASTERN GEORGIA THIS AFTERNOON AND EVENING. THE RISK AREA IS GENERALLY NORTH AND EAST OF A LINE FROM FRANKLIN IN HEARD COUNTY... TO EATONTON IN PUTNAM COUNTY...TO SWAINSBORO IN EMANUEL COUNTY. THIS AREA INCLUDES THE CITIES OF ROME...BLAIRSVILLE...ATLANTA...ATHENS... AND SWAINSBORO. A SERIES OF UPPER LEVEL DISTURBANCES WILL CONTINUE TO MOVE ACROSS THE SOUTH THIS AFTERNOON AS A FRONTAL BOUNDARY IN TENNESSEE AND KENTUCKY WILL PRODUCE THUNDERSTORMS AND OUTFLOW BOUNDARIES. A FEW OF THESE OUTFLOW BOUNDARIES MAY MOVE ACROSS PARTS OF NORTH GEORGIA THIS AFTERNOON. THERE IS A MOIST AND UNSTABLE AIRMASS IN PLACE OVER MOST OF GEORGIA. WEATHER SPOTTERS SHOULD REMAIN ALERT FOR POSSIBLE ACTIVATION LATER THIS AFTERNOON. ALSO... EMERGENCY MANAGEMENT OFFICIALS SHOULD BE ALERT FOR ANY FURTHER STATEMENTS OR WARNINGS THAT MAY BE ISSUED BY THIS OFFICE. 66
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 8:10 PM EDT | Severe Thunderstorm Warning | FFC | Paulding | 50 min |
| Jun 9, 8:39 PM EDT | Severe Thunderstorm Warning | FFC | Douglas | 51 min |
| Jun 9, 8:51 PM EDT | Severe Thunderstorm Warning | FFC | Jefferson | 49 min |
| Jun 9, 9:17 PM EDT | Severe Thunderstorm Warning | FFC | Carroll | 48 min |
| Jun 9, 9:21 PM EDT | Severe Thunderstorm Warning | FFC | Morgan | 49 min |
| Jun 9, 9:35 PM EDT | Severe Thunderstorm Warning | FFC | Douglas, Fulton | 35 min |
| Jun 9, 9:52 PM EDT | Severe Thunderstorm Warning | FFC | Putnam | 48 min |
| Jun 10, 1:36 PM EDT | Severe Thunderstorm Warning | FFC | Fannin, Gilmer | 49 min |
| Jun 10, 2:58 PM EDT | Severe Thunderstorm Warning | FFC | Catoosa, Whitfield | 32 min |
| Jun 10, 3:07 PM EDT | Severe Thunderstorm Warning | FFC | Dade, Walker | 48 min |
| Jun 10, 3:57 PM EDT | Severe Thunderstorm Warning | FFC | Pickens | 33 min |
| Jun 10, 6:04 PM EDT | Severe Thunderstorm Warning | FFC | Newton, Rockdale | 31 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 1998Every severe thunderstorm warning in 1998
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; radar from the NEXRAD Level II archive.