Alert archive / Georgia / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 165, NWS Atlanta, GA

May 5, 1991Morgan County, Newton County, Walton County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 5, 1991, 3:20 PM EDT for Morgan County, Newton County, Walton County, Georgia. It was in force for 55 min. 3 reports 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
May 5, 1991, 3:20 PM EDT (19:20 UTC)
Expired
May 5, 1991, 4:15 PM EDT
In force
55 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Morgan County, GA, Newton County, GA, Walton County, GA

What was reported inside it

TimeReportWhereRemark
May 5, 3:47 PM EDTThunderstorm Wind 0Morgan, GA
May 5, 4:00 PM EDTThunderstorm Wind 0Walton, GA
May 5, 4:25 PM EDTThunderstorm Wind 0Newton, 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 12:00Z, 7.3 hours before the alert went out and 50 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 1991-05-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 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 1991-05-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
13 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
560 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, May 5, 11:55 AM EDT, 3 hours 25 minutes before
LOCAL STORM REPORT                    REF THUNDERSTORM MAY 4TH...
NATIONAL WEATHER SERVICE MACON, GA
1155 AM EDT SUN MAY 5 1991

 ...PRELIMINARY INFORMATION ONLY...REPORTS MAY BE INCOMPLETE...

COUNTY..... LAURENS    FIRS 175
SOURCE..... RADIO STATION/PUBLIC REPORTS/OFF DUTY DEPUTY SHERIFF
TIME....... 530 PM 5/4/91
LOCATION... EAST DUBLIN, GEORGIA AND RENTZ GEORGIA
TYPE STORM. SEVERE THUNDERSTORM
WIDTH...... N/A
LENGTH..... N/A
HAIL....... DIME SIZE IN EAST GEORGIA AND LARGE (UNSPECIFIED) IN RENTZ
DAMAGE..... NONE REPORTED
INJURIES... NONE REPORTED
COST....... UNKNOWN
Special weather statement, May 5, 3:02 PM EDT, 18 minutes before
GAZ004-052000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
301 PM EDT SUN MAY 5 1991

AT 300 PM EDT RADAR INDICATED STRONG THUNDERSTORMS DEVELOPING OVER
NEWTON AND MORGAN COUNTIES OF NORTHEAST GEORGIA. THESE THUNDERSTORMS
ARE MOVING TOWARD THE NORTHEAST AT 35 MILES AN HOUR.

PERSONS IN NEWTON...MORGAN...GREENE...AND OCONEE COUNTIES OF NORTHEAST
GEORGIA SHOULD BE ALERT FOR STRONG GUSTY WINDS...VERY HEAVY
RAINFALL...AND POSSIBLE SMALL HAIL AS THESE THUNDERSTORMS MOVE THROUGH
THE AREA.

The office that day

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

IssuedProductOfficeCountiesLasted
May 5, 4:53 PM EDTSevere Thunderstorm WarningFFCClayton, Fayette52 min
May 5, 5:23 PM EDTSevere Thunderstorm WarningFFCDouglas52 min
May 5, 5:27 PM EDTSevere Thunderstorm WarningFFCCobb, Coweta, Fulton48 min
May 5, 5:43 PM EDTSevere Thunderstorm WarningFFCClayton, Fayette47 min
May 5, 6:21 PM EDTSevere Thunderstorm WarningFFCCrawford, Peach39 min
May 5, 6:30 PM EDTSevere Thunderstorm WarningFFCBibb, Houston, Monroe45 min
May 5, 6:48 PM EDTSevere Thunderstorm WarningFFCDooly, Pulaski42 min
May 5, 6:48 PM EDTSevere Thunderstorm WarningFFCJones, Twiggs42 min
May 5, 7:04 PM EDTSevere Thunderstorm WarningFFCBleckley41 min
May 5, 7:15 PM EDTSevere Thunderstorm WarningFFCBaldwin, Wilkinson60 min
May 5, 7:15 PM EDTSevere Thunderstorm WarningFFCCrisp, Wilcox60 min
May 5, 7:15 PM EDTSevere Thunderstorm WarningFFCDodge, Laurens60 min
May 5, 7:40 PM EDTSevere Thunderstorm WarningFFCMontgomery, Treutlen, Wheeler65 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1991Every severe thunderstorm warning in 1991

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.