Alert archive / Georgia / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 6, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Mar 13, 1986, 9:34 AM EST for Morgan County, Georgia. It was in force for 26 min.
The area
The counties it named.
The facts
- Issued
- Mar 13, 1986, 9:34 AM EST (14:34 UTC)
- Expired
- Mar 13, 1986, 10:00 AM EST
- In force
- 26 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Morgan 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, 2.6 hours before the alert went out and 44 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
- 391 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 464 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 373 m²/s²
- 0-3 km storm-relative helicity
- 371 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KAHN 131434 SVRAHN GAC211-131500- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ATHENS GA 934 AM EST THU MAR 13 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1000 AM EST FOR PEOPLE IN THE FOLLOWING COUNTY OF NORTHEAST GEORGIA...MORGAN AT 930 AM EST A SEVERE THUNDERSTORM WAS INDICTED BY RADAR 15 MILES SOUTHEAST OF COVINGTON GEORGIA AND WAS MOVING TO THE NORTHEAST AT 40 MPH.
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, Mar 13, 8:38 AM EST, 56 minutes before
LOCAL STORM REPORT NATIONAL WEATHER SERVICE ATLANTA GA 835 AM EST THU MAR 12 1986 ROCKDALE COUNTY SHERRIFFS OFFICE RELAYED REPORT FROM PUBLIC OF 3 TREES UPROOTED IN BACKYARD OF HOME IN SOUTH ROCKDALE COUNTY. OCCURRED ABOUT 815 AM EST.
Local storm report, Mar 13, 8:52 AM EST, 42 minutes before
LOCAL STORM REPORT NATIONAL WEATHER SERVICE ATLANTA GA 850 AM EST THU MAR 12 1986 AMATEUR RADIO REPORTS SEVERAL LARGE TREES DOWN IN HENRY COUNTY JUST EAST OF STOCKBRIDGE. OCCURRED ABOUT 815 AM EST. CLAYTON COUNTY COMMUNICATIONS REPORTS MANY TREES DOWN IN SMALL PATH IN EXTREME SOUTH CLAYTON NEAR LOVEJOY. TIME OF OCCURRENCE UNKNOWN, PROBABLY AROUND 8 AM.
Special weather statement, Mar 13, 9:11 AM EST, 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBUS, GA 912 AM EST THU MAR 13 1986 NATIONAL WEATHER SERVICE RADAR SHOWS A LINE OF THUNDERSTORMS MOVING ACROSS EAST CENTRAL ALABAMA...WEST CENTRAL GEORGIA. THIS LINE EXTENDED FROM NEAR NEWNAN TO COLUMBUS GEORGIA TO NEAR EUFAULA ALABAMA. THE STRONGEST THUNDERSTORM WAS NEAR COLUMBUS IN WEST CENTRAL GEORGIA. STRONG GUSTY WINDS AND VERY HEAVY RAIN CAN BE EXPECTED WITH THIS LINE OF THUNDERSTORMS. STREET FLOODING IS OCCURRING IN COLUMBUS GEORGIA AT THIS TIME. INDIVIDAL STORMS IN THIS LINE WERE MOVING TO THE NORTHEAST AT 40 MILES AN HOUR. PEOPLE IN EAST CENTRAL ALABAMA..WEST CENTRAL AND SOUTH WEST GEORGIA.. SHOULD CONTINUE TO MONITOR WEATHER CONDITIONS CLOSELY FOR THE NEXT COUPLE OF HOURS.
Special weather statement, Mar 13, 9:18 AM EST, 16 minutes before
SPECIAL WEATHER STATMENT NATIONAL WEATHER SERVICE MACON GA 915AM EST THU MAR 13 1986 ....LINE OF THUNDERSTORMS APPROACHING CENTRAL GEORGIA.... AT 910 AM EST WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS EXTENDING FROM NEAR ATHENS SOUTHWEST TO THOMASTON IN UPSON COUNTY THEN SOUTHWEST TO NEAR COLUMBUS. THIS LINE OF THUNDERSTORMS WAS MOVING EAST AT 15 MPH AND WILL BE MOVING INTO AND ACROSS JASPER AND MONROE COUNTIES OF CENTRAL GEORGIA DURING THE NEXT HOUR. THESE THUNDERSTORMS WILL PRODUCE BRIEF VERY HEAVY RAIN..GUSTY WINDS.. AND POSSIBLE SMALL HAIL AS THEY PASS THROUGH THE AREA.
Special weather statement, Mar 13, 9:18 AM EST, 16 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATHENS GA 920 AM EST THU MAR 13 1986 THE SEVERE THUNDERSTROM WARNING IS CANCELLED FOR BARROW AND JACKSON COUNTIES.. THE THUNDERSTORM IN THAT AREA HAS WEAKEN.. A STRONG LINE OF THUNDERSTORMS CONTINUE THROUGH THE MID SECTION OF NORTHEAST GEORGIA MOVING TOWARD THE EAST... PERSONS SHOULD REMAIN ALERT UNTIL THIS LINE PASSES THEIR AREA.
Local storm report, Mar 13, 9:26 AM EST, 8 minutes before
LOCAL STORM REPORT NATIONAL WEATHER SERVICE ATLANTA GA 924 AM EST THU MAR 12 1986 GEORGIA EMERGENCY MANAGEMENT RELAYED REPORT RECEIVED FROM FAYETTE COUNTY, 5 MILES SOUTH FAYETTEVILLE. REPORTED TREES DOWN, BARN DAMAGED. TIME REPORTED AS 855 AM EST.
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 13, 8:37 AM EST | Severe Thunderstorm Warning | FFC | Walton | 68 min |
| Mar 13, 8:49 AM EST | Severe Thunderstorm Warning | FFC | Barrow, Jackson | 56 min |
| Mar 13, 12:03 PM EST | Severe Thunderstorm Warning | FFC | Crawford, Monroe | 57 min |
| Mar 13, 3:11 PM EST | Severe Thunderstorm Warning | FFC | Treutlen | 64 min |
| Mar 13, 4:03 PM EST | Severe Thunderstorm Warning | FFC | Dodge | 57 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.