Alert archive / Georgia / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 43, NWS Atlanta, GA

February 16, 1990Cobb County, Douglas County, Fulton County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Feb 16, 1990, 5:58 AM EST for Cobb County, Douglas County, Fulton County, Georgia. It was in force for 47 min.

The area

The counties it named.

The facts

Issued
Feb 16, 1990, 5:58 AM EST (10:58 UTC)
Expired
Feb 16, 1990, 6:45 AM EST
In force
47 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Cobb County, GA, Douglas County, GA, Fulton County, GA

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 00:00Z, 11.0 hours before the alert went out and 121 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.

Skew-T log-pSkew-T log-p diagram, Athens Municipal, GA at 00:00Z on 1990-02-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Athens Municipal, GA at 00:00Z on 1990-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 131 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1378 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
131 m²/s²
0-3 km storm-relative helicity
171 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KATL 161059
SVRATL
GAC067-097-121-161145-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA GA
558 AM EST FRI FEB 16 1990
 
THE NATIONAL WEATHER SERVICE IN ATLANTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  645 AM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTHWEST GEORGIA
          ...COBB...DOUGLAS...FULTON
 
AT 558 AM EST CARROLLTON POLICE DEPARTMENT REPORTED WIND DAMAGE WITH
THIS STORM AS IT PASSED THROUGH THE AREA AT 550 AM.
 
 
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, Feb 16, 2:34 AM EST, 3 hours 24 minutes before
GAZ002-004-160900-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ATHENS GA
230 AM EST FRI FEB 16 1990

FLASH FLOOD WATCH CONTINUES IN EFFECT FOR EXTREME NORTH GEORGIA
FOR THE REMAINDER OF TONIGHT.  THE WATCH AREA IS ALONG AND NORTH
OF A LINE FROM CEDARTOWN TO GAINESVILLE TO TOCCOA.

THUNDERSTORMS WITH HEAVY RAIN WERE SCATTERED OVER THE AREA BETWEEN
ROME AND CANTON IN NORTHWEST GEORGIA AND NORTHWARD INTO SOUTHEAST
TENNESSEE EAST OF CHATTANOOGA.  MOVEMENT NORTHEAST AT 40 MPH.

ELSEWHERE IN GEORGIA RAIN COVERED THE AREA NORTH OF CARROLLTON
TO HARTWELL.  THIS RAIN AREA EXTENDED NORTH INTO SOUTHEAST TENNESSEE
AND SOUTHWEST NORTH CAROLINA AND EAST OVER EXTREME NORTHWEST
SeOUTH CAROLINA.
Special weather statement, Feb 16, 5:38 AM EST, 20 minutes before
GAZ003-161300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
537 AM EST FRI FEB 16 1990

A BAND OF STRONG THUNDERSTORMS EXTENDED FROM NORTHWEST OF ATLANTA
NEAR LAKE ALLATOONA SOUTHEAST TO NEAR BREMAN...AND THEN SOUTH INTO
CARROLL COUNTY AND NEAR FRANKLIN IN HEARD COUNTY AT 535 AM.

THE STRONGEST STORM IN THIS BAND OF THUNDERSTORMS WAS LOCATED
ABOUT 45 MILES SOUTHWEST OF ATLANTA BETWEEN CARROLLTON AND FRANKLIN.
STRONG GUSTY WINDS..*.DANGEROUS LIGHTNING...AND HEAVY RAINS CAN
BE EXPECTED WITH THESE STORMS AS THEY MOVE NORTHEAST AT 45 MPH.

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 16, 12:16 AM ESTFlash Flood WarningFFCChattooga, Floyd3 hr
Feb 16, 12:52 AM ESTFlash Flood WarningFFCBartow, Gilmer, Gordon, Pickens3 hr
Feb 16, 12:52 AM ESTFlash Flood WarningFFCFannin, Murray3 hr
Feb 16, 1:22 AM ESTSevere Thunderstorm WarningFFCFloyd, Polk53 min
Feb 16, 1:23 AM ESTFlash Flood WarningFFCDade, Walker3 hr
Feb 16, 1:23 AM ESTFlash Flood WarningFFCCatoosa, Whitfield3 hr
Feb 16, 3:08 AM ESTFlash Flood WarningFFCChattooga, Floyd3 hr
Feb 16, 3:51 AM ESTFlash Flood WarningFFCPolk4 hr
Feb 16, 3:51 AM ESTFlash Flood WarningFFCFannin4 hr
Feb 16, 3:51 AM ESTFlash Flood WarningFFCBartow, Gilmer, Gordon, Murray, Pickens4 hr
Feb 16, 4:39 AM ESTFlash Flood WarningFFCCatoosa, Walker, Whitfield3 hr
Feb 16, 4:39 AM ESTFlash Flood WarningFFCDade3 hr
Feb 16, 6:29 AM ESTFlash Flood WarningFFCFannin, Gilmer, Murray6 hr
Feb 16, 6:29 AM ESTFlash Flood WarningFFCBartow, Floyd, Gordon, Pickens, Polk6 hr
Feb 16, 6:29 AM ESTFlash Flood WarningFFCChattooga6 hr
Feb 16, 6:58 AM ESTSevere Thunderstorm WarningFFCHall62 min
Feb 16, 7:03 AM ESTSevere Thunderstorm WarningFFCGwinnett27 min
Feb 16, 7:20 AM ESTSevere Thunderstorm WarningFFCNewton, Walton55 min
Feb 16, 7:20 AM ESTSevere Thunderstorm WarningFFCBanks, Barrow, Jackson55 min
Feb 16, 7:20 AM ESTSevere Thunderstorm WarningFFCHabersham55 min
Feb 16, 8:55 AM ESTSevere Thunderstorm WarningFFCRockdale35 min
Feb 16, 9:39 AM ESTSevere Thunderstorm WarningFFCHeard, Troup66 min
Feb 16, 10:04 AM ESTSevere Thunderstorm WarningFFCCoweta41 min
Feb 16, 10:43 AM ESTFlash Flood WarningFFCCobb, DeKalb, Fulton4 hr
Feb 16, 12:38 PM ESTSevere Thunderstorm WarningFFCHouston37 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; the sounding from the Mesonet's radiosonde archive.