Alert archive / Georgia / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 25, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at May 7, 1986, 7:38 PM EDT for Johnson County, Georgia. It was in force for 67 min.
The area
The counties it named.
The facts
- Issued
- May 7, 1986, 7:38 PM EDT (23:38 UTC)
- Expired
- May 7, 1986, 8:45 PM EDT
- In force
- 67 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Johnson 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 12:00Z, 11.6 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
- 891 J/kg
- Mixed-layer CIN
- -39 J/kg
- Mixed-layer LCL
- 951 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- -40 m²/s²
- 0-3 km storm-relative helicity
- -32 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 KAGS 072338 SVRAGS GAC167-080045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUGUSTA GA 738 PM EDT WED MAY 7 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 845 PM EDT FOR PEOPLE IN THE FOLLOWING COUNTY OF EAST CENTRAL GEORGIA...JOHNSON A SEVERE STORM WAS SHOWN BY RADAR 5 MILES NORTH OF WRIGHTSVILLE GEORGIA ALONG THE WASHINGTON..JOHNSON COUNTY LINE AND MOVING TOWARD THE SOUTHEAST. SMALL HAIL AND GUSTY WINDS WERE REPORTED EARLIER IN A LESSER STORM IN DOWNTOWN WRIGHTSVILLE. A SEVERE THUNDERSTORM IS DEFINED AS HAVING WINDS AT LEAST 58 MPH AND/OR HAIL 3/4 INCH IN DIAMETER OR LARGER. IF THREATENING WEATHER APPROACHES...TAKE IMMEDIATE PRECAUTIONS. THIS STORM IS ACCOMPANIED BY FREQUENT LIGHTNING AND STRONG GUSTY
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, May 7, 3:41 PM EDT, 3 hours 57 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATHENS GA 340PM EDT WED MAY 7 1986 NUMEROUS THUNDERSTORMS..A FEW VERY HEAVY CONTINUE A CYCLE OF DEVELOPING AND DISSIPATING ACROSS ALL PARTS OF NORTHEAST GEORGIA. THESE THUNDERSTORMS ARE EXPECTED TO CONTINUE FOR THE NEXT TWO TO THREE HOURS. PERSONS ACROSS NORTHEAST GEORGIA SHOULD REMAIN ALERT FOR BRIEF HEAVY RAIN..STRONG GUSTY SURFACE WINDS..FREQUENT CLOUD TO GROUND LIGHTNING AND POSSIBLE SMALL HAIL AS THESE THUNDERSTORMS MOVE ACROSS THEIR AREA. ADDITIONAL STATEMENTS OR WARNING WILL BE ISSUED AS NEEDED.
Special weather statement, May 7, 3:51 PM EDT, 3 hours 47 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATHENS GA 350PM EDT WED MAY 7 1986 NUMEROUS THUNDERSTORMS..A FEW VERY HEAVY CONTINUE A CYCLE OF DEVELOPING AND DISSIPATING ACROSS ALL PARTS OF NORTHEAST GEORGIA. THESE THUNDERSTORMS ARE EXPECTED TO CONTINUE FOR THE NEXT TWO TO THREE HOURS. PERSONS ACROSS NORTHEAST GEORGIA SHOULD REMAIN ALERT FOR BRIEF HEAVY RAIN..STRONG GUSTY SURFACE WINDS..FREQUENT CLOUD TO GROUND LIGHTNING AND POSSIBLE SMALL HAIL AS THESE THUNDERSTORMS MOVE ACROSS THEIR AREA. AT 345 PM EDT A NATIONAL WEATHER SERVICE EMPLOYEE REPORTS 1/4 TO 1/2 INCH HAIL COVERING THE GROUND AND WINDS ESTIMATED TO BE 30 TO 40 MILES AN HOUR AT HIS HOME IN OGLETHORPE COUNTY. ADDITIONAL STATEMENTS OR WARNING WILL BE ISSUED AS NEEDED.
Special weather statement, May 7, 5:28 PM EDT, 2 hours 10 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 527 PM EDT WED MAY 7 1986 AT 523 PM EDT...A STRONG THUNDERSTORM WAS LOCATED ACROSS NORTHERN DEKALB COUNTY AND INTO SOUTHERN GWINNETT COUNTY IN THE NORTHEAST METRO ATLANTA AREA. THIS STRONG THUNDERSTORM IS PRODUCING VERY HEAVY RAIN AND PROBABLY HAIL. THE THUNDERSTORM WAS MOVING TO THE SOUTHEAST AT 20 MPH AND WILL BE MOVING OVER THE STONE MOUNTAIN AREA SHORTLY. THE THUNDERSTORM WI.LL BE MOVING BETWEEN LAWRENCEVILLE AND LITHONIA BEFORE 6PM. PERSONS IN NORTH DEKALB AND SOUTH GWINNETT COUNTIES SHOULD BE ALERT FOR THIS STORM AND TAKE NECESSARY PRECAUTIONS.
Special weather statement, May 7, 6:08 PM EDT, 1 hour 30 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 607 PM EDT WED MAY 7 1986 AT 605 PM EDT...STRONG THUNDERSTORMS WERE LOCATED ACROSS THE METRO ATLANTA AREA. HAIL HAS BEEN REPORTED ALONG WITH VERY HEAVY RAIN IN THE BUCKHEAD AREA OF ATLANTA. THE THUNDERSTORMS WERE MOVING TO THE SOUTHEAST AT 20 MPH AND WILL CONTINUE TO AFFECT THE METRO ATLANTA AREA FOR THE NEXT HOUR. PERSONS IN THE ATLANTA AREA...ESPECIALLY IN THE DOWNTOWN AREA... SSHOULD REMAIN ALERT AND TAKE PRECAUTIONS FROM THESE STORMS.
Special weather statement, May 7, 7:16 PM EDT, 22 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 715 PM EDT WED MAY 7 1986 AT 710 PM EDT RADAR INDICATED VERY STRONG THUNDERSTORMS OVER HENRY COUNTY. THE THUNDERSTORMS WERE MOVING SOUTHEAST AT ABOUT 20 MILES AN HOUR. AS THE HEAVY THUNDERSTORMS MOVED ACROSS ATLANTA HARTSFIELD AIRPORT BRIEF HEAVY RAIN OCCURRED ALONG WITH MARBLE SIZE HAIL AND WIND GUST TO 39 MILES AN HOUR. PARTS OF ATLANTA HAVE REPORTED OVER AN INCH OF RAIN WITH THESE STORMS BUT AT THE AIRPORT ONLY .14 INCH OF RAIN FELL. THE THUNDERSTORMS OVER HENRY COUNTY WILL MOVE SOUTHEASTWARD INTO SPALDING AND BUTTS COUNTIES DURING THE NEXT HOUR. A PERIOD OF VERY HEAVY RAIN ALONG WITH SMALL HAIL AND GUSTY SURFACE WINDS ARE STILL POSSIBLE WITH THESE STORMS. PERSONS IN HENRY..BUTTS.. AND SPALDING COUNTIES SHOULD REMAIN ALERT TO THESE STORMS.
Special weather statement, May 7, 7:19 PM EDT, 19 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MACON GA 716 PM EDT WED MAY 7 1986 AT 710 PM A STRONG THUNDERSTORM WAS MOVING INTO NORTHWEST JASPER COUNTY TOWARD MONTICELLO. AT ITS PRESENT SPEED IT SHOULD MOVE OVER MONTICELLO WITHIN THE NEXT HOUR. THIS THUNDERSTORM HAS PRODUCED HAIL IN COVINGTON DURING THE PAST HOUR BUT HAS DECREASED SINCE THEN. HEAVY RAINS...STRONG GUSTY WINDS... DANGEROUS LIGHTNING STRIKES AND POSSIBLY SMALL HAIL ARE STILL LIKELY AS THIS THUNDERSTORM MOVES SOUTHEAST. PEOPLE IN THE AREA OF THIS STRONG THUNDERSTORM SHOULD TAKE APPROPRIATE PRECAUTIONS SUCH GETTING UNDER SHELTER AND AVOIDING LIGHTNING PRONE LOCATIONS AND ACTIVITIES.
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 3:53 PM EDT | Severe Thunderstorm Warning | FFC | Wilkes | 67 min |
| May 7, 4:22 PM EDT | Severe Thunderstorm Warning | FFC | Barrow, Hall, Jackson | 53 min |
| May 7, 6:31 PM EDT | Severe Thunderstorm Warning | FFC | Newton | 59 min |
| May 7, 7:25 PM EDT | Severe Thunderstorm Warning | FFC | Johnson | 65 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; the sounding from the Mesonet's radiosonde archive.