Alert archive / Georgia / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 60, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Jul 8, 1990, 8:43 PM EDT for Calhoun County, Randolph County, Terrell County, Georgia. It was in force for 62 min. 4 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
- Jul 8, 1990, 8:43 PM EDT (00:43 UTC)
- Expired
- Jul 8, 1990, 9:45 PM EDT
- In force
- 62 min
- Issued by
- NWS Tallahassee, FL
- Area
- Whole counties
Counties Calhoun County, GA, Randolph County, GA, Terrell 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 |
|---|---|---|---|
| Jul 8, 9:00 PM EDT | Thunderstorm Wind 0 | Calhoun, GA | |
| Jul 8, 9:00 PM EDT | Thunderstorm Wind 0 | Terrell, GA | |
| Jul 8, 9:30 PM EDT | Thunderstorm Wind 0 | Terrell, GA | |
| Jul 8, 9:30 PM EDT | Thunderstorm Wind 0 | Randolph, 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
Apalachicola Mun, FL (KAQQ), launched 00:00Z, 0.7 hours before the alert went out and 221 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
- 2261 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 931 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -15 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCSG 090042 SVRCSG GAC037-243-273-090145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE COLUMBUS GA 843 PM EDT SUN JUL 8 1990 THE NATIONAL WEATHER SERVICE IN COLUMBUS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 945 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST GEORGIA ...CALHOUN COUNTY...RANDOLPH COUNTY...TERRELL COUNTY COLUMBUS WEATHER RADAR INDICATED A NUMBER OF VERY STRONG THUNDERSTORMS FROM NEAR SHELLMAN TO EAST OF EDISON GEORGIA. MOVGING TO THE NORTH NORTHWEST AT 5 MPH. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICALH 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, Jul 8, 7:04 PM EDT, 1 hour 39 minutes before
FLZ003-090000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 704 PM EDT (604 PM CDT) SUN JUL 8 1990 AT 700 PM EDT (600 PM CDT) NATIONAL WEATHER SERVICE RADAR CONTINUED TO INDICATE A STRONG THUNDERSTORM OVER WEST CENTRAL JACKSON COUNTY OF NORTH FLORIDA. VERY HEAVY RAINFALL...FREQUENT CLOUD TO GROUND LIGHTNING...AND STRONG GUSTY WINDS ARE POSSIBLE WITH THIS THUNDERSTORM. OTHER SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED OVER NORTHEASTERN SECTIONS OF THE FLORIDA PANHANDLE...SOUTHEAST ALABAMA...AND SOUTHWEST GEORGIA. LITTLE MOVEMENT WAS INDICATED. JGM
Special weather statement, Jul 8, 8:25 PM EDT, 18 minutes before
GAZ011-090130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 823 PM EDT SUN JUL 8 1990 AT 820 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A STRONG THUNDERSTORM IN CENTRAL SEMINOLE COUNTY OF SOUTHWEST GEORGIA. VERY HEAVY RAINFALL...FREQUENT CLOUD TO GROUND LIGHTNING...AND STRONG GUSTY WINDS ARE POSSIBLE WITH THIS THUNDERSTORM. THIS THUNDERSTORM WAS PART OF AN AREA OF SCATTERED SHOWERS AND THUNDERSTORMS...SOME HEAVY...EXTENDING FROM NEAR ALBANY IN SOUTHWEST GEORGIA TO SOUTHWEST JACKSON COUNTY IN NORTH FLORIDA. LITTLE MOVEMENT OF THE SHOWERS AND THUNDERSTORMS WAS INDICATED. JGM
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 8:00 PM EDT | Severe Thunderstorm Warning | TAE | Dougherty | 60 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.