Alert archive / Georgia / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 93, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Apr 10, 1990, 9:10 PM EDT for Houston 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
- Apr 10, 1990, 9:10 PM EDT (01:10 UTC)
- Expired
- Apr 10, 1990, 10:00 PM EDT
- In force
- 50 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Houston 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 10, 9:20 PM EDT | Hail 1.75 | Houston, 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
Athens Municipal, GA (KAHN), launched 00:00Z, 1.2 hours before the alert went out and 169 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
- 299 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 876 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 218 m²/s²
- 0-3 km storm-relative helicity
- 299 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMCN 110112 RRA
SVRMCN
GAC153-110200-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MACON GA
910 PM EDT TUE APR 10 1990
THE NATIONAL WEATHER SERVICE IN MACON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1000 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN CENTRAL GEORGIA
...HOUSTON
AT 910 PM EDT RADAR IN MACON SHOWED A SEVERE THUNDERSTORM JUST EAST OF
PERRY IN HOUSTON COUNTY. MOVEMENT WAS EAST AT 35 MPH.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.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, Apr 10, 7:20 PM EDT, 1 hour 50 minutes before
GAZ001-003-110005- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 620 PM EDT MON APR 10 1990 A LARGE PORTION OF NORTHWEST GEORGIA HAS BEEN CLEARED FROM TORNADO WATCH NUMBER 120. SEVERE STORMS ARE NO LONGER A THREAT FOR THE FOLLOWING AREA.... THAT PART OF NORTHWEST GEORGIA TO THE WEST AND NORTH OF A LINE FROM LAGRANGE TO ATLANTA TO BLUE RIDGE. THE FOLLOWING COUNTIES ARE INCLUDED IN THE CLEARED AREA... IN NORTHWEST GEORGIA BARTOW CARROLL CATOOSA CHATTOOGA CHEROKEE CLAYTON COBB COWETA DADE DAWSON DEKALB DOUGLAS FANNIN FAYETTE FLOYD FULTON GILMER GORDON HARALSjON HEARD MURRAY PAULDING PICKENS POLK WALKER WHITFIELD IN WEST CENTRAL GEORGIA TROUP THE TORNADO WATCH REMAINS IN EFFECT FOR POINTS FARTHER EAST AND SOUTH OF THESE COUNTIES.
Local storm report, Apr 10, 7:31 PM EDT, 1 hour 39 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATLANTA GA
725 PM EDT TUE APR 10 1990
723 PM EDT.....DIME SIZE HAIL AT POLICE OFFICE IN LITHONIA IN DEKALB
COUNTY. SOME REPORTS OF FLOODING IN HOMES IN LITH~ONIA. TIME OF
HAIL OCCURRENCE WAS APPROXIMATELY 658 PM EDT.Local storm report, Apr 10, 7:50 PM EDT, 1 hour 20 minutes before
LOCAL STORM REPORT NATIONAL WEATHER SERVICE MACON GA 750 PM EDT TUE APR 10 1990 COUNTY..... HOUSTON SOURCE..... GEORGIA STATE PATROL TIME...... 733 PM EDT LOCATION... 10 MILES SOUTH OF PERRY GEORGIA TYPE STORM. TORNADO LENGTH..... UNK HAIL....... UNK DAMAGE..... UNK INJURES.... UNK COST....... UNK
Special weather statement, Apr 10, 7:57 PM EDT, 1 hour 13 minutes before
GAZ001-003-110100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 755 PM EDT MON APR 10 1990 ...SEVERE THUNDERSTORM WATCH NUMBER 120 IS NO LONGER IN EFFECT FOR NORTHWEST GEORGIA NORTH AND WEST OF A LINE FROM LAGRANGE TO ATLANTA TO BLUE RIDGE... A LINE OF THUNDERSTORMS AHEAD OF A COLD FRONT MOVED THROUGH NORTHWEST GEORGIA LATE THIS AFTERNOON AND EARLY THIS EVENING. AT 740 PM, THIS LINE WAS SHOWN FROM ATHENS TO LAKE JACKSON TO NEAR COLUMBUS. MOVEMENT HAS BEEN RAPIDLY EASTWARD AT 45 MPH. THERE HAVE BEEN NUMEROUS REPORTS OF HAIL THROUGHOUT THE NORTHWEST SECTIONS. HAIL THE SIZE OF NICKELS WAS REPORTED AT CASCADE AND CAMPBELLTON ROADS IN WEST ATLANTA, LARGE AMOUNTS OF DIME SIZE HAIL WERE REPORTED IN DEKALB COUNTY IN LITHONIA, AND ATLANTA HARTSFIELD AIRPORT HAD 1 INCH DIAMETER HAIL. ALTHOUGH THE SEVERE WEATHER HAS MOVED EASTWARD, NORTHWEST GEORGIA WILL STILL HAVE RAIN AND A COUPLE OF THUNDERSHOWERS UNTIL LATE TONIGHT...WITH RAIN CHANCES DECREASING GREATLY AFTER MIDNIGHT.
Special weather statement, Apr 10, 8:25 PM EDT, 45 minutes before
GAZ005-008-011-ALZ012-GAZ012-110130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBUS GA 825 PM EDT TUE APR 10 1990 ...TORNADO WATCH NUMBER 120 IS NO LONGER IN EFFECT FOR WEST CENTRAL GEORGIA AND EAST CENTRAL ALABAMA WEST OF A LINE FROM 15 MILES EAST OF COLUMBUS TO EUFAULA ALABAMA. THIS INCLUDES THE COLUMBUS AND PHENIX CITAREA, HOWEVER THE TORNADO WATCH REMAINS IN EFFECT FOR PORTION OF WEST CENTRAL AND SOUTHWEST GEORGIA UNTIL 11 PM EDT... ...SEVERE THUNDERSTORM WATCH NUMBER 121 REMAINS IN EFFECT FOR PORTIONS OF SOUTHWEST AND SOUTH CENTRAL GEORGIA UNTIL MIDNIGHT EDT. AT 82015 EDT COLUMBUS WEATHER RADAR WAS SHOWING SCATTERED THUNDERSHOWE OCCURRING ALONG THE LEADING EDGE OF A LARGE AREA OF RAIN FROM NEAR REYNOLDS AND SOUTHWEST OF BUTLER TO WEST OF ELLAVILLE AND SCATTERED BETWEEEN AMERICUS AND DAWSON TO NORTH OF BLAKELY TO ABBEVILLE ALABAMA. THESE THUNDERSHOWERS WERE MOVING NORTHEAST AT 35 MILES AN HOUR WHILE THE WHOLE AREA WAS MOVING SOUTHEAST AT 30 MILES AN HOUR. STRONG GUSTY WINDS TO 45 MILES AN HOUR AND HALF INCH HAIL ALONG WITH VERY HEAVY RAIN AND DANGEROUS LIGHTNING HAS BEEN OCCURRING WITH THESE STORMS. BE READY TO TAKE PROTECTIVE ACTION AND LISTEN TO NOAA WEATHER RADIO OR OTHER NEWS MEDIA FOR LATER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, Apr 10, 8:45 PM EDT, 25 minutes before
GAZ001-003-120200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 845 PM EDT MON APR 10 1990 ...TORNADO WATCH NUMBER 120 IS NO LONGER IN EFFECT FOR NORTHWEST GEORGIA... AT 840 PM EDT THUNDERSTORMS HAD MOVED OUT OF NORTHWEST GEORGIA INTO CENTRAL AND SOUTHERN COUNTIES. RAIN THAT WAS LINGERING ACROSS PARTS OF NORTHWEST GEORGIA AT THAT TIME WILL CONTINUE TO DIMINISH FROM THE NORTHWEST TONIGHT.
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 8:15 PM EDT | Severe Thunderstorm Warning | FFC | Twiggs | 60 min |
| Apr 10, 8:39 PM EDT | Severe Thunderstorm Warning | FFC | Laurens | 66 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.