Alert archive / Georgia / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 228, NWS Atlanta, GA

July 10, 1990Bibb County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 10, 1990, 9:31 PM EDT for Bibb County, Georgia. It was in force for 59 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 10, 1990, 9:31 PM EDT (01:31 UTC)
Expired: Jul 10, 1990, 10:30 PM EDT
In force: 59 min
Issued by: NWS Atlanta, GA
Area: Whole counties

County Bibb 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
Jul 10, 10:10 PM EDT	Thunderstorm Wind 0	Bibb, 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, 1.5 hours before the alert went out and 132 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: NaN m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 6 m²/s²
0-3 km storm-relative helicity: 13 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 KMCN 110131
SVRMCN
GAC021-110230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MACON GA
931 PM EDT TUE JUL 10 1990
 
THE NATIONAL WEATHER SERVICE IN MACON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1030 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN CENTRAL GEORGIA
          ...BIBB
 
AT 930 PM WEATHER SERVICE RADAR IN MACON SHOWED A SEVERE THUNDERSTORM
NEAR MACON...MOVING VERY LITTLE.
 
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.

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, Jul 10, 8:12 PM EDT, 1 hour 19 minutes before

GAZ001-GAZ002-GAZ003-100030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA  GA
810 PM EDT TUE JUL 10 1990

...THUNDERSTORMS BEGINNING TO WEAKEN IN NORTH GEORGIA...

AT 805 PM EDT MOST OF THE THUNDERSTORMS IN NORTH GEORGIA WERE
BEGINNING TO WEAKEN CONSIDERABLY. HOWEVER ONE CLUSTER OF STRONG
THUNDERSTORMS REMAINED ACROSS NORTHERN CHEROKEE AND NORTHERN
FORSYTH COUNTIES. THESE STORM WERE MOVING VERY LITTLE AND MAY
BE PRODUCING VERY HEAVY RAINFALL OVER SMALL AREAS ALONG WITH
STRONG GUSTY WINDS AND DANGEROUS LIGHTNING.

PERSONS IN NORTH GEORGIA SHOULD BE ALERT AND FIND SHELTER
WHEN STORMS APPROACH.

Local storm report, Jul 10, 8:28 PM EDT, 1 hour 3 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MACON GA
828 PM EDT TUE JUL 10 1990

COUNTY..... HOUSTON
SOURCE..... HOUSTON COUNTY E.M.A.
TIME......  BETWEEEN 1830 TO 1845 EDT
LOCATION... WARNER ROBINS
TYPE STORM. SEVERE THUNDERSTORM
WIDTH...... N/A
LENGTH..... N/A
HAIL....... N/A
DAMAGE..... LARGE PLATE GLASS WINDOW BLOWN OUT TO ACROSS STREET
            LARGE STREET SIGNS AND COMMERCIAL SIGNS BLOWN DOWN
            ONE SIGN RIPPED OUT OF ITS BRICK FOOTING
TREES...... TREES BLOWN DOWN ON ROADWAYS. LARGE PECAN TREE SPLIT
            THEN BLOWN ACROSS THE ROAD

Local storm report, Jul 10, 8:30 PM EDT, 1 hour 1 minute before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MACON GA
830 PM EDT TUE JUL 10 1990

COUNTY..... CRAWFORD.
SOURCE..... FLINT ELECTRIC CO.
TIME......  745 PM
LOCATION... EAST HALF OF CRAWFORD COUNTY.
TYPE STORM. SEVERE THUNDERSTORM
WIDTH...... N/A
LENGTH..... N/A
HAIL....... N/A
DAMAGE..... UNOCCUPIED HOUSE TRAILER TURNED OVER BY WIND NEAR HIGHWAY
            80 EAST OF ROBERTA.
TREES...... TREES BLOWN DOWN ON POWERLINES EAST HALF OF COUNTY.

Local storm report, Jul 10, 8:40 PM EDT, 51 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MACON GA
840 PM EDT TUE JUL 10 1990

COUNTY..... HOUSTON. REF EARLIER REPORT CONTAINED IN SEVERE THUNDERSTORM
            WARNING FOR HOUSTON COUNTY.
SOURCE..... HOUSTON COUNTY EMA.
TIME......  615 PM
LOCATION... CITY OF WARNER ROBINS.
TYPE STORM. SEVERE THUNDERSTORM
WIDTH...... N/A
LENGTH..... N/A
HAIL....... N/A
DAMAGE......HOUSE DAMAGED BY THUNDERSTORM WINDS.

Local storm report, Jul 10, 8:44 PM EDT, 47 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MACON GA
845 PM EDT TUE JUL 10 1990

COUNTY..... BALDWIN.
SOURCE..... MILLEDGEVILLE UNION REPORTER NEWSPAPAER.
TIME......  810 PM
LOCATION... CITY OF MILLEDGEVILLE.
TYPE STORM. SEVERE THUNDERSTORM
WIDTH...... N/A
LENGTH..... N/A
HAIL....... N/A
DAMAGE......POWER LINES DOWN IN MILLEDGEVILLE.
TREES.......ONE LARGE TREE UPROTTED IN MILLEDGEVILLE.

Local storm report, Jul 10, 8:57 PM EDT, 34 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATLANTA, GA
858 PM EDT TUE JUL 10 1990

COUNTY......  POLK
SOURCE......  ROCKMART GA CITY POLICE
TIME........  ABOUT 740 PM EDT
LOCATION....  DOWNTOWN ROCKMART GEORGIA
TYPE STORM..  THUNDERSTORM
DAMAGE/TREES..DOWNTOWN BUILDING ROOF BLOWN ONTO POWER LINES...ALL
              DOWNTOWN POWER OUT...TREES BLOWN DOWN. WINDOW BLOWN OUT
              OF CHEVROLET DEALEARSHIP IN ROCKMART.
HAIL........  MARBLE SIZE
INJURIES....  NONE KNOWN
DEATHS......  NONE KNOWN
COSTS.......  UNKNOWN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 10, 10:01 PM EDT	Severe Thunderstorm Warning	FFC	Jones	39 min
Jul 11, 2:50 PM EDT	Tornado Warning	FFC	Whitfield	25 min
Jul 11, 6:42 PM EDT	Severe Thunderstorm Warning	FFC	Warren	48 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1990 Every 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.