Alert archive / Georgia / Tornado Warnings in 2004

Tornado Warning 27, NWS Charleston, SC

September 6, 2004Chatham County, Georgia

NWS Charleston, SC issued this tornado warning at Sep 6, 2004, 2:40 AM EDT for Chatham 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 outline as issued.

The facts

Issued
Sep 6, 2004, 2:40 AM EDT (06:40 UTC)
Expired
Sep 6, 2004, 3:15 AM EDT
In force
35 min
Issued by
NWS Charleston, SC
Area
Counties, with a storm outline in the text

County Chatham County, GA

The radar

The Charleston,SC radar (KCLX), 77 km from the middle of the area, began a volume at 06:41 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

Charleston AFB, SC (KCHS), launched 00:00Z, 6.7 hours before the alert went out and 146 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, Charleston AFB, SC at 00:00Z on 2004-09-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1206 joules per kilogram.LCLEL10008507005003002001001 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, Charleston AFB, SC at 00:00Z on 2004-09-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 141 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
1206 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
493 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
141 m²/s²
0-3 km storm-relative helicity
202 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.

055 
WFUS52 KCHS 060640
TORCHS
GAC051-060715-
/X.NEW.KCHS.TO.W.0011.040906T0640Z-040906T0715Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
240 AM EDT MON SEP 6 2004

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* TORNADO WARNING FOR...
  CHATHAM COUNTY IN SOUTHEAST GEORGIA...

* UNTIL 315 AM EDT

* AT 238 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR SKIDAWAY
  ISLAND...OR ABOUT 14 MILES SOUTHEAST OF SAVANNAH...MOVING NORTHWEST
  AT 40 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THE STORM INCLUDE...
  SKIDAWAY ISLAND...
  VERNONBURG AND SANDFLY...
  WHITE BLUFF AND WINDSOR FOREST...

A TORNADO MAY FORM AT ANY TIME. TAKE COVER NOW. ABANDON MOBILE HOMES
AND VEHICLES. MOVE TO AN INTERIOR ROOM OR HALLWAY ON THE LOWEST
FLOOR. STAY AWAY FROM WINDOWS.

TO REPORT SEVERE WEATHER ONLY...PLEASE CONTACT THE NATIONAL WEATHER
SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024.

LAT...LON 3187 8100 3194 8093 3211 8122 3204 8133

$$

The office that day

Everything else NWS Charleston, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 5, 8:38 PM EDTTornado WarningCHSLiberty37 min
Sep 5, 8:51 PM EDTTornado WarningCHSMcIntosh24 min
Sep 5, 9:14 PM EDTTornado WarningCHSLong46 min
Sep 5, 9:35 PM EDTTornado WarningCHSLiberty25 min
Sep 5, 9:50 PM EDTTornado WarningCHSMcIntosh25 min
Sep 5, 10:14 PM EDTTornado WarningCHSLong31 min
Sep 5, 10:19 PM EDTTornado WarningCHSMcIntosh56 min
Sep 5, 11:38 PM EDTTornado WarningCHSLiberty, McIntosh37 min
Sep 5, 11:59 PM EDTTornado WarningCHSChatham31 min
Sep 6, 12:32 AM EDTTornado WarningCHSChatham28 min
Sep 6, 3:18 AM EDTTornado WarningCHSBryan42 min
Sep 6, 4:13 AM EDTTornado WarningCHSBulloch, Candler32 min
Sep 6, 7:29 AM EDTTornado WarningCHSChatham31 min
Sep 6, 8:49 AM EDTTornado WarningCHSLiberty26 min
Sep 6, 10:15 AM EDTTornado WarningCHSBryan30 min
Sep 6, 10:56 AM EDTTornado WarningCHSChatham34 min
Sep 6, 5:59 PM EDTSevere Thunderstorm WarningCHSChatham46 min

Nearby

Tornado Warnings in Georgia, 2004Every tornado warning in 2004Tornadoes in 2004

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.