Alert archive / Georgia / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 276, NWS Atlanta, GA

May 17, 2003Forsyth County, Hall County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 17, 2003, 6:24 PM EDT for Forsyth County, Hall County, Georgia. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 17, 2003, 6:24 PM EDT (22:24 UTC)
Expired
May 17, 2003, 7:00 PM EDT
In force
36 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

Counties Forsyth County, GA, Hall County, GA

The radar

The Atlanta radar (KFFC), 117 km from the middle of the area, began a volume at 22:27 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 17, 2:00 PM EDTTornado WatchSPC6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.4 hours before the alert went out and 114 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, Peachtre/Fal Fld, GA at 12:00Z on 2003-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1351 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, Peachtre/Fal Fld, GA at 12:00Z on 2003-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 69 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
1351 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
593 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
69 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.6
Supercell composite
3.5

Open this sounding in Storm Lab

The text

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

921 
WUUS52 KFFC 172224
SVRATL
GAC117-139-172300-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
624 PM EDT SAT MAY 17 2003

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN FORSYTH COUNTY IN NORTH CENTRAL GEORGIA
  HALL COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 700 PM EDT

* AT 622 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 8 MILES WEST OF OAKWOOD...MOVING NORTHEAST AT
  20 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
GAINESVILLE...GAINESVILLE MILLS...OAKWOOD AND WESTSIDE.

A TORNADO WATCH IS IN EFFECT FOR THE WARNED AREA. SEVERE
THUNDERSTORMS CAN PRODUCE TORNADOES SUDDENLY. BE ALERT FOR RAPIDLY
CHANGING WEATHER CONDITIONS AND BE PREPARED TO ACT QUICKLY.

HAIL TO THE SIZE OF QUARTERS AND WIND GUSTS TO 60 MPH CAN BE 
EXPECTED IN THE WARNED AREA.

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.

LAT...LON 3426 8418 3415 8406 3430 8364 3451 8385

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 17, 2:31 PM EDTSevere Thunderstorm WarningFFCGreene, Putnam29 min
May 17, 2:34 PM EDTSevere Thunderstorm WarningFFCHenry, Newton26 min
May 17, 3:00 PM EDTSevere Thunderstorm WarningFFCGreene, Hancock, Putnam30 min
May 17, 3:02 PM EDTSevere Thunderstorm WarningFFCNewton28 min
May 17, 3:27 PM EDTSevere Thunderstorm WarningFFCBaldwin33 min
May 17, 3:31 PM EDTSevere Thunderstorm WarningFFCHancock29 min
May 17, 3:35 PM EDTSevere Thunderstorm WarningFFCWashington25 min
May 17, 4:01 PM EDTSevere Thunderstorm WarningFFCHancock29 min
May 17, 4:29 PM EDTSevere Thunderstorm WarningFFCHancock31 min
May 17, 4:54 PM EDTSevere Thunderstorm WarningFFCCherokee, Forsyth, Fulton36 min
May 17, 5:01 PM EDTSevere Thunderstorm WarningFFCGlascock, Jefferson, Washington44 min
May 17, 5:08 PM EDTSevere Thunderstorm WarningFFCMurray, Whitfield37 min
May 17, 5:30 PM EDTSevere Thunderstorm WarningFFCForsyth30 min
May 17, 5:44 PM EDTSevere Thunderstorm WarningFFCGordon, Jefferson, Murray, Washington31 min
May 17, 5:58 PM EDTSevere Thunderstorm WarningFFCJohnson32 min
May 17, 6:15 PM EDTSevere Thunderstorm WarningFFCJefferson30 min
May 17, 6:18 PM EDTSevere Thunderstorm WarningFFCGordon27 min
May 17, 6:27 PM EDTSevere Thunderstorm WarningFFCJohnson, Washington33 min
May 17, 6:37 PM EDTSevere Thunderstorm WarningFFCBartow23 min
May 17, 6:45 PM EDTFlash Flood WarningFFCGordon2 hr
May 17, 6:47 PM EDTSevere Thunderstorm WarningFFCGordon28 min
May 17, 7:00 PM EDTSevere Thunderstorm WarningFFCBartow30 min
May 17, 7:21 PM EDTFlash Flood WarningFFCBartow114 min
May 17, 7:50 PM EDTSevere Thunderstorm WarningFFCEmanuel25 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2003Every severe thunderstorm warning in 2003

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.