Alert archive / Georgia / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 7, NWS Atlanta, GA

January 10, 2000Gwinnett County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jan 10, 2000, 2:28 AM EST for Gwinnett County, Georgia. It was in force for 32 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
Jan 10, 2000, 2:28 AM EST (07:28 UTC)
Expired
Jan 10, 2000, 3:00 AM EST
In force
32 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Gwinnett County, GA

The watch it was issued in

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

IssuedProductOfficeLasted
Jan 10, 1:00 AM ESTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 7.5 hours before the alert went out and 79 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 00:00Z on 2000-01-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 65 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 00:00Z on 2000-01-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 162 square meters per square second.1939587897Sfc1 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
65 J/kg
Mixed-layer CIN
-50 J/kg
Mixed-layer LCL
756 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
162 m²/s²
0-3 km storm-relative helicity
204 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 100731
SVRATL
GAC135-100800-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
228 AM EST MON JAN 10 2000

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  GWINNETT COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 300 AM EST

* AT 227 AM EST... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  15 MILES SOUTHWEST OF LAWRENCEVILLE OR 10 MILES WEST OF
  SNELLVILLE... MOVING NORTHEAST AT 55 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE...
  SNELLVILLE...
  DULUTH...
  GRAYSON...
  LAWRENCEVILLE...
  BUFORD...

DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN AND DEADLY LIGHTNING
ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. IF YOU SEE DAMAGE OR
LARGE HAIL...CALL THE NATIONAL WEATHER SERVICE AT 770-486-1133 AT
EXTENSION 2 0 4.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 10, 1:05 AM ESTSevere Thunderstorm WarningFFCCarroll50 min
Jan 10, 1:22 AM ESTSevere Thunderstorm WarningFFCHeard48 min
Jan 10, 1:41 AM ESTSevere Thunderstorm WarningFFCDouglas34 min
Jan 10, 1:50 AM ESTSevere Thunderstorm WarningFFCFulton50 min
Jan 10, 1:55 AM ESTSevere Thunderstorm WarningFFCCoweta65 min
Jan 10, 2:12 AM ESTSevere Thunderstorm WarningFFCDeKalb33 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2000Every severe thunderstorm warning in 2000

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.