Alert archive / Georgia / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 3, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Jan 25, 1990, 9:52 AM EST for Clarke County, Jackson County, Oconee County, Georgia. It was in force for 68 min. 2 reports 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
- Jan 25, 1990, 9:52 AM EST (14:52 UTC)
- Expired
- Jan 25, 1990, 11:00 AM EST
- In force
- 68 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties Clarke County, GA, Jackson County, GA, Oconee County, GA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 25, 10:15 AM EST | Thunderstorm Wind 0 | Oconee, GA | |
| Jan 25, 10:15 AM EST | Thunderstorm Wind 0 | Jackson, 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, 2.9 hours before the alert went out and 15 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
- 547 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 216 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 KAHN 251453
SVRAHN
GAC059-157-211-219-251600-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATHENS GA
952 AM EST THU JAN 25 1990
THE NATIONAL WEATHER SERVICE IN ATHENS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1100 AM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTHEAST GEORGIA
...CLARKE...JACKSON...MORGAN...OCONEE
AT 0948 AM EST THE ATHENS RADAR INDICATED A LINE OF THUNDERSTORMS
EXTENDING FROM NEAR JEFFERSON GEORGIA TO NEAR MONTICELLO GEORGIA.
THE LINE WAS MOVING EAST AT 40 MILES AN HOUR WHILE THUNDERSTORMS
IN THE LINE WERE MOVING NORTHEAST AT 50 MILES AN HOUR. THUNDERSTORMS
WILL BE APPROACHING THE CITIES OF ATHENS AND MADISON DURING THE
NEXT HOUR.
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WIN DOWS UNTIL THE STORM HAS PASSED.The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 25, 8:55 AM EST | Severe Thunderstorm Warning | FFC | Meriwether, Pike, Spalding | 40 min |
| Jan 25, 9:20 AM EST | Severe Thunderstorm Warning | FFC | Morgan, Newton, Walton | 55 min |
| Jan 25, 9:52 AM EST | Severe Thunderstorm Warning | FFC | Morgan | 68 min |
| Jan 25, 10:01 AM EST | Severe Thunderstorm Warning | FFC | Bibb, Crawford, Monroe | 59 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.