Alert archive / Georgia / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 21, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Feb 10, 1990, 5:55 AM EST for Upson 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
- Feb 10, 1990, 5:55 AM EST (10:55 UTC)
- Expired
- Feb 10, 1990, 7:00 AM EST
- In force
- 65 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Upson 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 |
|---|---|---|---|
| Feb 10, 6:00 AM EST | Thunderstorm Wind 0 | Upson, 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 00:00Z, 10.9 hours before the alert went out and 151 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
- 607 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- -56 m²/s²
- 0-3 km storm-relative helicity
- 158 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 101055
SVRATL
GAC089-117-135-151-255-231-293-101200-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA GA
555 AM EST SAT FEB 10 1990
THE NATIONAL WEATHER SERVICE IN ATLANTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 700 AM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTHWEST GEORGIA
...DEKALB...FORSYTH...GWINNETT...HENRY...SPALDING
IN WEST CENTRAL GEORGIA
...PIKE...UPSON
AT 555 AM A LINE OF SEVERE THUNDERSTORMS WAS LOCATED FROM CANTON TO
ATLANTA HARTSFIELD AIRPORT TO WOODBURY. MOVEMENT WAS EAST AT 55 MPH.
THIS LINE HAS PRODUCED WIND GUSTS TO 65 MPH AT ATLANTA AIRPORT.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 9, 8:17 PM EST | Flash Flood Warning | FFC | DeKalb, Fulton | 118 min |
| Feb 10, 3:07 AM EST | Severe Thunderstorm Warning | FFC | Murray | 53 min |
| Feb 10, 3:25 AM EST | Severe Thunderstorm Warning | FFC | Gilmer | 50 min |
| Feb 10, 4:55 AM EST | Severe Thunderstorm Warning | FFC | Haralson, Polk | 65 min |
| Feb 10, 4:55 AM EST | Severe Thunderstorm Warning | FFC | Heard, Troup | 65 min |
| Feb 10, 4:55 AM EST | Severe Thunderstorm Warning | FFC | Carroll | 65 min |
| Feb 10, 5:18 AM EST | Severe Thunderstorm Warning | FFC | Coweta, Fulton | 57 min |
| Feb 10, 5:18 AM EST | Severe Thunderstorm Warning | FFC | Douglas, Paulding | 57 min |
| Feb 10, 5:38 AM EST | Severe Thunderstorm Warning | FFC | Clayton, Fayette, Fulton | 67 min |
| Feb 10, 5:38 AM EST | Severe Thunderstorm Warning | FFC | Meriwether | 67 min |
| Feb 10, 5:38 AM EST | Severe Thunderstorm Warning | FFC | Cobb | 67 min |
| Feb 10, 5:55 AM EST | Severe Thunderstorm Warning | FFC | Forsyth, Gwinnett | 65 min |
| Feb 10, 5:55 AM EST | Severe Thunderstorm Warning | FFC | DeKalb, Henry | 65 min |
| Feb 10, 5:55 AM EST | Severe Thunderstorm Warning | FFC | Pike, Spalding | 65 min |
| Feb 10, 6:06 AM EST | Severe Thunderstorm Warning | FFC | Hall | 69 min |
| Feb 10, 6:14 AM EST | Severe Thunderstorm Warning | FFC | Butts, Lamar | 46 min |
| Feb 10, 6:19 AM EST | Severe Thunderstorm Warning | FFC | Banks, Franklin, Madison, Stephens | 116 min |
| Feb 10, 6:19 AM EST | Severe Thunderstorm Warning | FFC | Barrow, Clarke, Hall, Jackson, Oconee, Walton | 116 min |
| Feb 10, 6:19 AM EST | Severe Thunderstorm Warning | FFC | Morgan, Newton | 116 min |
| Feb 10, 6:20 AM EST | Severe Thunderstorm Warning | FFC | Jasper, Monroe | 40 min |
| Feb 10, 6:20 AM EST | Severe Thunderstorm Warning | FFC | Crawford | 40 min |
| Feb 10, 6:44 AM EST | Severe Thunderstorm Warning | FFC | Bibb, Peach | 31 min |
| Feb 10, 6:44 AM EST | Severe Thunderstorm Warning | FFC | Jones, Putnam | 31 min |
| Feb 10, 6:51 AM EST | Severe Thunderstorm Warning | FFC | Greene, Oglethorpe, Taliaferro | 2 hr |
| Feb 10, 6:51 AM EST | Severe Thunderstorm Warning | FFC | Elbert, Hart | 2 hr |
| Feb 10, 6:54 AM EST | Severe Thunderstorm Warning | FFC | Bleckley, Dooly, Houston, Pulaski | 36 min |
| Feb 10, 6:54 AM EST | Severe Thunderstorm Warning | FFC | Baldwin, Twiggs, Wilkinson | 36 min |
| Feb 10, 7:33 AM EST | Severe Thunderstorm Warning | FFC | Dodge, Laurens, Wilcox | 42 min |
| Feb 10, 7:33 AM EST | Severe Thunderstorm Warning | FFC | Ben Hill, Turner | 42 min |
| Feb 10, 7:52 AM EST | Severe Thunderstorm Warning | FFC | Irwin | 53 min |
| Feb 10, 7:55 AM EST | Severe Thunderstorm Warning | FFC | Burke, Jefferson, Richmond | 65 min |
| Feb 10, 7:55 AM EST | Severe Thunderstorm Warning | FFC | Columbia, McDuffie | 65 min |
| Feb 10, 8:10 AM EST | Severe Thunderstorm Warning | FFC | Telfair, Treutlen, Wheeler | 50 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.