Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 269, NWS Atlanta, GA

April 22, 1998Clarke County, Oconee County, Walton County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 22, 1998, 5:20 PM EDT for Clarke County, Oconee County, Walton County, Georgia. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 22, 1998, 5:20 PM EDT (21:20 UTC)
Expired: Apr 22, 1998, 5:55 PM EDT
In force: 35 min
Issued by: NWS Atlanta, GA
Area: Whole counties

Counties Clarke County, GA, Oconee County, GA, Walton County, GA

The radar

The Atlanta radar (KFFC), 112 km from the middle of the area, began a volume at 21:24 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 9.3 hours before the alert went out and 312 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: 900 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 1 m²/s²
0-3 km storm-relative helicity: 14 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 KATL 222120 RRA
SVRATL
GAC059-219-297-222155-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
520 PM EDT WED APR 22 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLARKE COUNTY IN NORTHEASTERN GEORGIA
  OCONEE COUNTY IN NORTHEASTERN GEORGIA
  EASTERN WALTON COUNTY IN NORTHEASTERN GEORGIA

* UNTIL 555 PM EDT

SOME LOCATIONS IN THE PATH OF THIS STORM ARE...
   ATHENS                      AROUND 535 PM EDT
   BISHOP                      AROUND 540 PM EDT

* AT 518 PM EDT...  5 MILES NORTH OF GOOD HOPE... A SEVERE
  THUNDERSTORM WAS INDICATED BY DOPPLER RADAR... MOVING EAST 15 MPH.



DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY
LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE
AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. BOATERS...GOLFERS...
AND OTHERS INVOLVED IN OUTSIDE ACTIVITIES SHOULD SEEK SHELTER
IMMEDIATELY. IF YOU EXPERIENCE STORM DAMAGE TO STRUCTURES OR
TREES...OR HAIL THE SIZE OF DIMES OR LARGER...PLEASE REPORT IT TO
THE NATIONAL WEATHER SERVICE BY CALLING 770-486-8535.

MPM/WS

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 22, 4:23 PM EDT, 57 minutes before

GAZ001>009-011>016-019>025-027-030>039-041>062-066>071-073>076-
078>081-094-222330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
423 PM EDT WED APR 22 1998

...HAIL PRODUCING THUNDERSTORMS CONTINUE OVER NORTH AND CENTRAL
GEORGIA...

SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE OVER NORTH AND
PORTIONS OF CENTRAL GEORGIA THIS AFTERNOON AND EVENING.  THESE
THUNDERSTORMS WERE PRODUCING PEA TO MARBLE SIZED HAIL AND IN SOME
PLACES THE HAIL WAS COVERING THE GROUND.  THESE STORMS WERE MOVING
EAST SOUTHEAST AT 15 TO 20 MPH.

AN UPPER LEVEL DISTURBANCE IS MOVING ACROSS NORTH AND CENTRAL GEORGIA
THIS AFTERNOON AND THE ATMOSPHERE ALOFT IS MUCH COLDER THAN NORMAL.
THIS COMBINATION OF SYNOPTIC FEATURES IS PRODUCING THE SMALL HAIL.

PAH

Local storm report, Apr 22, 5:15 PM EDT, 5 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
515 PM EDT WED APR 22 1998

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

455 PM     WINDER                    GA   0.75 inch hail
4/22/98    BARROW                         DIME SIZE HAIL AN INCH
                                          DEEP ON GROUND

Local storm report, Apr 22, 5:15 PM EDT, 5 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
515 PM EDT WED APR 22 1998

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

455 PM     WINDER                    GA   0.75 inch hail
4/22/98    BARROW                         DIME SIZE HAIL AN INCH
                                          DEEP ON GROUND

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 21, 8:08 PM EDT	Severe Thunderstorm Warning	FFC	Baldwin	32 min
Apr 21, 8:35 PM EDT	Severe Thunderstorm Warning	FFC	Hancock	35 min
Apr 21, 8:44 PM EDT	Severe Thunderstorm Warning	FFC	Washington	66 min
Apr 21, 8:52 PM EDT	Severe Thunderstorm Warning	FFC	Montgomery, Telfair, Wheeler	63 min
Apr 21, 9:04 PM EDT	Severe Thunderstorm Warning	FFC	Glascock, Jefferson	66 min
Apr 21, 9:14 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel, Johnson, Treutlen	66 min
Apr 22, 3:22 PM EDT	Severe Thunderstorm Warning	FFC	Putnam	33 min
Apr 22, 3:33 PM EDT	Severe Thunderstorm Warning	FFC	Barrow, Gwinnett, Walton	47 min
Apr 22, 4:47 PM EDT	Severe Thunderstorm Warning	FFC	Barrow	33 min
Apr 22, 5:03 PM EDT	Severe Thunderstorm Warning	FFC	Jasper, Putnam	32 min
Apr 22, 5:08 PM EDT	Severe Thunderstorm Warning	FFC	Glascock, Warren	32 min
Apr 22, 5:23 PM EDT	Severe Thunderstorm Warning	FFC	Jefferson	47 min
Apr 22, 5:29 PM EDT	Severe Thunderstorm Warning	FFC	Bartow, Cherokee	36 min
Apr 22, 5:38 PM EDT	Severe Thunderstorm Warning	FFC	Putnam	37 min
Apr 22, 5:50 PM EDT	Severe Thunderstorm Warning	FFC	Butts, Jasper	35 min
Apr 22, 6:32 PM EDT	Severe Thunderstorm Warning	FFC	Jasper	33 min
Apr 22, 7:02 PM EDT	Severe Thunderstorm Warning	FFC	Jasper, Jones, Putnam	48 min
Apr 22, 7:34 PM EDT	Severe Thunderstorm Warning	FFC	Baldwin	36 min
Apr 22, 7:49 PM EDT	Severe Thunderstorm Warning	FFC	Jones	36 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1998 Every severe thunderstorm warning in 1998

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; radar from the NEXRAD Level II archive.