Alert archive / Georgia / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 68, NWS Atlanta, GA

July 27, 1986Cobb County, Paulding County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 27, 1986, 4:10 PM EDT for Cobb County, Paulding County, Georgia. It was in force for 50 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
Jul 27, 1986, 4:10 PM EDT (20:10 UTC)
Expired
Jul 27, 1986, 5:00 PM EDT
In force
50 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Cobb County, GA, Paulding 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

TimeReportWhereRemark
Jul 27, 4:35 PM EDTThunderstorm Wind 0Paulding, 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

Centreville/Bibb, AL (KCKL), launched 12:00Z, 8.2 hours before the alert went out and 257 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, Centreville/Bibb, AL at 12:00Z on 1986-07-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1326 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Centreville/Bibb, AL at 12:00Z on 1986-07-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 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
1326 J/kg
Mixed-layer CIN
-55 J/kg
Mixed-layer LCL
695 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 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 272012
SVRATL
GAC067-GAC223-272100-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA GA
410 PM EDT SUN JUL 27 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 500 PM EDT FOR PEOPLE IN THE FOLLOWING COUNTIES:

IN NORTHWEST GEORGIA
          ..COBB PAULDING

A SEVERE THUNDERSTORM WAS INDICATED BY RADAR BETWEEN DALLAS AND
ACWORTH.

THERE WAS LITTLE MOVEMENT TO THE STORM.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH,
DESTRUCTIVE HAIL, DEADLY LIGHTNING AND VERY HEAVY RAINFALL. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR
BUSINESS. HEAVY RAINS9 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

Local storm report, Jul 27, 2:10 PM EDT, 2 hours before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA

COUNTY........ BARROW

SOURCE........ DACULA PD

TIME.......... 205 PM 7/27/86

LOCATION...... 10 MILES WEST OF WINDER

TYPE STORM.... THUNDERSTORM

HAIL.......... NONE

DAMAGE........ TREES DOWN

INJURIES...... NONE

WARNING....... SEVERE THUNDERSTORM  2PM-3PM
Local storm report, Jul 27, 4:00 PM EDT, 10 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA

COUNTY........ RABUN

SOURCE........ PUBLIC THROUGH FIRE DEPT

TIME.......... 230 PM 7/27/86

LOCATION...... ALONG CHATOOGA RIVER SE PART OF RABU/N CO

TYPE STORM.... THUNDERSTORM

HAIL.......... MARBLE SIZE

DAMAGE........ TREES DOWN

INJURIES...... NONE

WARNING....... SEVERE THUNDERSTORM  215PM-315PM
Local storm report, Jul 27, 4:03 PM EDT, 7 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA

COUNTY........ HALL

SOURCE........ PUBLIC THROUGH PD

TIME.......... 350 PM 7/27/86

LOCATION...... OFF HIGHWY 369 WEST PART OF HALL CO

TYPE 1STORM.... THUNDERSTORM

HAIL.......... NONE

DAMAGE........ TREES DOWN  SMALL BLDG

INJURIES...... NONE

WARNING....... SEVERE THUNDERSTORM  315PM-415PM
Local storm report, Jul 27, 4:05 PM EDT, 5 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATLANTA GA
406 PM EDT SAT JUL 26 1986

RADIO STATION WGTA IN SUMMERVILLE, GA. REPORTS TREES AND POWER LINES
DOWN IN THE AREA. A NUMBER OF WINDOWS IN THE DOWNTOWN BUSINESS DISTRICT
WERE BLOWN OUT. MARBLE SIZED HAIL WAS REPORTED AT THE RADIO STATION.
RAINFALL AT THE STATION TOTALED ONLY .30 INCHES BUT THEY SAID IT APPEARED
TO BE MUCH HEAVIER NORTH OF THEM IN THE NORTH PART OF THE TOWN.

THE DAMAGE OCCURRED A3T BETWEEN 3:00 AND 3:15 PM EDT TODAY.
SO FAR NO INJURIES HAVE BEEN REPORTED.
Local storm report, Jul 27, 4:07 PM EDT, 3 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATLANTA GA
407 PM EDT SAT JUL 26 1986

RADIO STATION WGTA IN SUMMERVILLE, GA. REPORTS TREES AND POWER LINES
DOWN IN THE AREA. A NUMBER OF WINDOWS IN THE DOWNTOWN BUSINESS DISTRICT
WERE BLOWN OUT. MARBLE SIZED HAIL WAS REPORTED AT THE RADIO STATION.
RAINFALL AT THE STATION TOTALED ONLY .30 INCHES BUT THEY SAID IT APPEARED
TO BE MUCH HEAVIER NORTH OF THEM IN THE NORTH PART OF THE TOWN.

THE DAMAGE OCCURRED A5T BETWEEN 3:00 AND 3:15 PM EDT TODAY.
SO FAR NO INJURIES HAVE BEEN REPORTED.

SUMMERVILLE IS IN THE EXTREME NORTHWEST PART OF GEORGIA IN CHATTOOGA
COUNTY.
Local storm report, Jul 27, 4:08 PM EDT, 2 minutes before
LOCAL STORM REPORT..CORRECTION
NATIONAL WEATHER SERVICE ATLANTA GA
407 PM EDT SUN JUL 27 1986

RADIO STATION WGTA IN SUMMERVILLE, GA. REPORTS TREES AND POWER LINES
DOWN IN THE AREA. A NUMBER OF WINDOWS IN THE DOWNTOWN BUSINESS DISTRICT
WERE BLOWN OUT. MARBLE SIZED HAIL WAS REPORTED AT THE RADIO STATION.
RAINFALL AT THE STATION TOTALED ONLY .30 INCHES BUT THEY SAID IT APPEARED
TO BE MUCH HEAVIER NORTH OF THEM IN THE NORTH PART OF THE TOWN.

THE D6AMAGE OCCURRED AT BETWEEN 3:00 AND 3:15 PM EDT TODAY.
SO FAR NO INJURIES HAVE BEEN REPORTED.

SUMMERVILLE IS IN THE EXTREME NORTHWEST PART OF GEORGIA IN CHATTOOGA
COUNTY.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 27, 1:13 PM EDTSevere Thunderstorm WarningFFCGwinnett62 min
Jul 27, 1:38 PM EDTSevere Thunderstorm WarningFFCCobb, Fulton57 min
Jul 27, 2:03 PM EDTSevere Thunderstorm WarningFFCBarrow57 min
Jul 27, 2:19 PM EDTSevere Thunderstorm WarningFFCRabun56 min
Jul 27, 3:25 PM EDTSevere Thunderstorm WarningFFCHall50 min
Jul 27, 7:43 PM EDTSevere Thunderstorm WarningFFCHouston, Twiggs62 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1986Every severe thunderstorm warning in 1986

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.