Alert archive / Georgia / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 75, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Aug 23, 1990, 6:44 PM EDT for Mitchell County, Georgia. It was in force for 61 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
- Aug 23, 1990, 6:44 PM EDT (22:44 UTC)
- Expired
- Aug 23, 1990, 7:45 PM EDT
- In force
- 61 min
- Issued by
- NWS Tallahassee, FL
- Area
- Whole counties
County Mitchell 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 |
|---|---|---|---|
| Aug 23, 7:25 PM EDT | Thunderstorm Wind 0 | Mitchell, 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 12:00Z, 10.7 hours before the alert went out and 183 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
- 1778 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 868 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 60 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 KCSG 232245 SVRCSG GAC007-099-201-205-232345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE COLUMBUS GA 644 PM EDT THU AUG 23 1990 THE NATIONAL WEATHER SERVICE IN COLUMBUS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 745 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST GEORGIA ...BAKER COUNTY...EARLY COUNTY...MILLER COUNTY...MITCHELL COUNTY AT 642 PM COLUMBUS WEATHER RADAR INDICATED A LARGE AREA OF VERY STRONG THUNDERSTORMS OCCURRING IN EXTREME SOUTHWESTERN GEORGIA. THE MOST INTENSE OF THESE STORMS WAS NEAR BLAKELY GA. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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, Aug 23, 1:12 PM EDT, 5 hours 32 minutes before
FLZ005-006-231900 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 110 PM EDT THU AUG 23 1990 AT 100 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS AND THUNDERSTORMS EXTENDING FROM PERRY FLORIDA AND THEN OUT OVER THE APALACHEE BAY FOR ABOUT 50 MILES SOUTHWEST OF CROSS CITY. SHOWERS AND THUNDERSTORMS ALSO COVERED MUCH OF THE GULF WATERS FROM 40 TO 125 MILES SOUTHEAST THROUGH SOUTHWEST OF APALACHICOLA. MOVEMENT OF THESE STORMS WAS TO THE EAST AT 15 MPH. THESE STORMS WILL MOVE OVER THE COASTAL WATERS OF TAYLOR AND DIXIE COUNTIES DURING THE NEXT COUPLE OF HOURS. PERSONS IN THE VICINITY OF THESE STORMS CAN EXPECT VERY HEAVY RAIN IN A SHORT PERIOD OF TIME...STRONG WIND GUSTS AND FREQUENT CLOUD TO GROUND LIGHTNING. BOATERS AND FISHERMEN IN THE APALACHEE BAY SHOULD SEEK SAFE HARBOR IF THREATENING WEATHER APPROACHES. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER INFORMATION.
Special weather statement, Aug 23, 3:06 PM EDT, 3 hours 38 minutes before
FLZ005-006-GAZ011-232000 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 305 PM EDT THU AUG 23 1990 AT 300 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED SCATTERED SHOWERS AND THUNDERSTORMS EXTENDING FROM HAVANA FLORIDA TO MICCOSUKEE FLORIDA AND INTO SOUTHWEST GEORGIA TO NEAR MOULTRIE. SHOWERS AND THUNDERSTORMS WERE ALSO OVER NORTHWESTERN DIXIE COUNTY OF FLORIDA. SHOWERS AND THUNDERSTORMS ALSO COVERED MUCH OF THE GULF WATERS FROM 50 TO 125 MILES SOUTHEAST THROUGH SOUTHWEST OF APALACHICOLA. MOVEMENT OF THESE STORMS WAS TO THE EAST AT 15 MPH. PERSONS IN THE VICINITY OF THESE STORMS CAN EXPECT VERY HEAVY RAIN IN A SHORT PERIOD OF TIME...STRONG WIND GUSTS ANDN FREQUENT CLOUD TO GROUND LIGHTNING. BOATERS AND FISHERMEN NEAR THE COASTAL WATERS OF DIXIE COUNTY SHOULD SEEK SAFE HARBOR IF THREATENING WEATHER APPROACHES. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS.
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 23, 6:31 PM EDT | Severe Thunderstorm Warning | TAE | Grady | 44 min |
| Aug 23, 6:44 PM EDT | Severe Thunderstorm Warning | TAE | Baker, Early, Miller | 61 min |
| Aug 23, 7:03 PM EDT | Severe Thunderstorm Warning | TAE | Decatur | 27 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.