Alert archive / Georgia / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 71, NWS Atlanta, GA

May 27, 1989Emanuel County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 27, 1989, 5:46 PM EDT for Emanuel County, Georgia. It was in force for 29 min.

The area

The counties it named.

The facts

Issued
May 27, 1989, 5:46 PM EDT (21:46 UTC)
Expired
May 27, 1989, 6:15 PM EDT
In force
29 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Emanuel 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, 9.8 hours before the alert went out and 177 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 12:00Z on 1989-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 932 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, Athens Municipal, GA at 12:00Z on 1989-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -91 square meters per square second.193958Sfc1 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
932 J/kg
Mixed-layer CIN
-60 J/kg
Mixed-layer LCL
1001 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
-91 m²/s²
0-3 km storm-relative helicity
-90 m²/s²
Significant tornado parameter
-0.2
Supercell composite
-1.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KAGS 272146
SVRAGS
GAC107-272215-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUGUSTA GA
546 PM EDT SAT MAY 27 1989
 
THE NATIONAL WEATHER SERVICE IN AUGUSTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  615 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN EAST CENTRAL GEORGIA
          ...EASTERN EMANUEL
 
AT 540 PM EDT NATIONAL WEATHER SERVICE RADAR INDICAED A SEVERE
THUNDERSTORM OVER EASTERN EMANUEL COUNTY EAST OF SWAINSBORO.
THE STORM WAS MOVING TO THE EAST 30 MPH.
 
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, May 27, 2:17 PM EDT, 3 hours 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MACON GA
215 PM SAT MAY 27 1989

...HEAT INDEX RISING IN MIDDLE GEORGIA...

AT 210 PM THE TTEMPERATURE AT MACON ROSE TO 93 AND THE HUMIDITY WAS
55 PERCENT. THIS COMBINATION MADE THE HEAT INDEX REACH 104.
IT WILL GET EVEN HOTTER WITH TEMPERATURE IN THE MIDDLE 90S. AT THE
SAME TIME THE HUMIDITY IS NOT GOING TO DECREASE SIGNIFICANTLY.

IN THE NEXT TWO TO THREE HOURS THE HEAT INDEX WILL BE HIGH ENOUGH
TO CAUSE HEAT STROKE TO THOSE EXPOSED OUTDOORS OR IN UNVENTILATED
AREAS.

ALL ARE ADVISED TO AVOID OUTDOOR EXPOSURE TO THIS HEAT FOR LONGER
THAN A FEW MINUTES AT A TIME. TEMPERATURES WILL BE BELOW THE DANGER
LEVEL AFTER 5 PM EDT.

TENSE SHOULD ONLY BE USED ON LIVE BROADCASTS.

SIX LINES OF TEXT FOR EACH PARAGRAPH.  LIMIT SENTENCES TO 15 - 20
WORDS.

FUNNEL CLOUDS SHOULD BE IN A SEVERE WEATHER STATEMENT  UNLESS COLD
CORE AND AND POST FRONTAL.

DON'T USE REMARKS LIKE WON'T TOUCH THE GROUND OR NO NEED FOR ALARM
(YOU CAN INDICATE FURTHER DEVELOPMENT NOT LIKELY).
Special weather statement, May 27, 2:18 PM EDT, 3 hours 28 minutes before
SPECIAL WEATHER STATEMENT..CORRECTED..
NATIONAL WEATHER SERVICE MACON GA
215 PM SAT MAY 27 1989

...HEAT INDEX RISING IN MIDDLE GEORGIA...

AT 210 PM THE TTEMPERATURE AT MACON ROSE TO 93 AND THE HUMIDITY WAS
55 PERCENT. THIS COMBINATION MADE THE HEAT INDEX REACH 104.
IT WILL GET EVEN HOTTER WITH TEMPERATURE IN THE MIDDLE 90S. AT THE
SAME TIME THE HUMIDITY IS NOT GOING TO DECREASE SIGNIFICANTLY.

IN THE NEXT TWO TO THREE HOURS THE HEAT INDEX WILL BE HIGH ENOUGH
TO CAUSE HEAT STROKE TO THOSE EXPOSED OUTDOORS OR IN UNVENTILATED
AREAS.

ALL ARE ADVISED TO AVOID OUTDOOR EXPOSURE TO THIS HEAT FOR LONGER
THAN A FEW MINUTES AT A TIME. TEMPERATURES WILL BE BELOW THE DANGER
LEVEL AFTER 5 PM EDT.
Special weather statement, May 27, 4:39 PM EDT, 1 hour 7 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
440 PM EDT SAT MAY 27 1989

...SEVERE THUNDERSTORM WATCH NUMBER 345 IN EFFECT FOR PART OF
WEST CENTRAL GEORGIA UNTIL 11 PM EDT...

A SEVERE THUNDERSTORM WATCH IS EFFECT FOR PART OF WEST CENTRAL
GEORGIA UNTIL 11 PM. THE WATCH INCLUDES THE COUNTIES ALONG AND
SOUTH OF A LINE FROM TROUP TO LAMAR.

AT 425 PM WEATHER RADAR INDICATED THUNDERSTORMS MOVING INTO
WEST CENTRAL GEORGIA OUT OF ALABAMA. THE STRONGEST STORMS WERE JUST
NORTHEAST OF LAGRANGE... NORTH OF WOODBURY AND NEAR MANCHESTER.
THESE STORMS WERE MOVING EAST AT ABOUT 25 MPH.

BRIEF HEAVY RAIN...STRONG GUSTY WINDS... AND SMALL HAIL ARE
POSSIBLE WITH THESE STORMS. PERS`ONS IN WEST CENTRAL GEORGIA
SHOULD BE ON THE LOOKOUT FOR THESE STORMS AND TAKE THE NECESSARY
PRECAUTIONS.
Special weather statement, May 27, 4:53 PM EDT, 53 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
450 PM EDT SAT MAY 27 1989

...SEVERE THUNDERSTORM WATCH NUMBER 345 IS IN EFFECT FOR A LARGE
   PORTION OF EAST CENTRAL ALABAMA AND MOST OF WEST CENTRAL AND
   SOUTHWEST GEORGIA FROM 430 PM UNTIL 11 PM EDT TONIGHT.

AT 440 PM EDT COLUMBUS WEATHER RADAR INDICATED A FEW THUNDERSTORMS
SCATTERED IN A LINE FROM 18 MILES SOUTH OF MONTGOMERY ALABAMA TO UNION
SPRINGS AND NORTHEAST TO NEAR AUBURN AND INTO GEORGIA NEAR PINE MOUNTAIN
WITH SHOWERS TO ZEBULON. MOVEMENT OF THESE STORMS HAS BEEN TO THE
SOUTHEAST AT 25 MILES AN HOUR.

PERSONS IN THE WATCH AREA SHOULD BE PREPARED TO SEEK SHELTER WHEN A
THUNDERSTORM MOVES NEAR YOU. DUE TO THE VERY HOT TEMPERATURES AND A COLD
FRONT..THESE THUNDERSTORMS COULD POSSIBLY BECOME SEVERE. A SEVERE
THUNDERSTORM IS DEFINED AS HAVING WINDS OF 58 MPH OR GREATER OR HAIL
3/4 OF AN INCH IN DIAMETER OR GREATER. DANGEROUS LIGHTNING AND VERY
HEAVY RjAIN ALSO ACCOMPANY THUNDERSTORMS. LISTEN TO NOAA WEATHER RADIO
OR OTHER NEWS MEDIA FOR LATER STATEMENTS OR WARNINGS.
Special weather statement, May 27, 5:46 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
545 PM EDT SAT MAY 27 1989

...SEVERE THUNDERSTORM WATCH NUMBER 345 IN EFFECT FOR PART OF
WEST CENTRAL GEORGIA UNTIL 11 PM EDT...

A SEVERE THUNDERSTORM WATCH IS EFFECT FOR PART OF WEST CENTRAL
GEORGIA UNTIL 11 PM. THE WATCH INCLUDES THE COUNTIES ALONG AND
SOUTH OF A LINE FROM LAGRANGE TO BARNESVILLE.

AT 540 PM NATIONAL WEATHER RADAR INDICATED A STRONG THUNDERSTORM
IN UPSON COUNTY ABOUT 10 MILES SOUTH OF THOMASTON.  BRIEF HEAVY
RAIN...GUSTY WINDS...AND SMALL HAIL ARE POSSIBLE WITH THIS STORM.
THIS THUNDERSTORM WAS MOVING SOUTHEAST ABOUT 30 MPH.

PEOPLE IN THE WEST CENTRAL GEORGIA AREA SHOULD BE LOOKOUT FOR
DARK THREAENING CLOUDS APPROACHING FROM THE NORTHWEST.  LIGHTNING
IS ONE OF THE MOST DANGEROUS WEATHER PHENOMENA IN GEORGIA.  LAKES
...GOLF COURSES...BALL FIELDS AND OTHER OPEN AREAS ARE ESPECIALLY
DANGEROUS.

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 6:11 PM EDTSevere Thunderstorm WarningFFCWilcox64 min
May 27, 6:37 PM EDTSevere Thunderstorm WarningFFCDodge53 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1989Every severe thunderstorm warning in 1989

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.