Alert archive / Georgia / Tornado Warnings in 1998

Tornado Warning 13, NWS Charleston, SC

May 8, 1998Chatham County, Georgia

NWS Charleston, SC issued this tornado warning at May 8, 1998, 2:08 PM EDT for Chatham County, Georgia. It was in force for 17 min. 2 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 8, 1998, 2:08 PM EDT (18:08 UTC)
Expired
May 8, 1998, 2:25 PM EDT
In force
17 min
Issued by
NWS Charleston, SC
Area
Whole counties

County Chatham County, GA

The radar

The Charleston,SC radar (KCLX), 76 km from the middle of the area, began a volume at 18:09 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.

What was reported inside it

TimeReportWhereRemark
May 8, 2:10 PM EDTTornado F0Savannah, GATrees and limbs down and minor damage at local mall.
May 8, 2:18 PM EDTHail 1.75Isle Of Hope, 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.

The watch it was issued in

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

IssuedProductOfficeLasted
May 8, 1:15 PM EDTTornado WatchSPC6 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 6.1 hours before the alert went out and 145 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 12:00Z on 1998-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Charleston AFB, SC at 12:00Z on 1998-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 386 square meters per square second.19395878Sfc1 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
7 J/kg
Mixed-layer CIN
-279 J/kg
Mixed-layer LCL
1602 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
386 m²/s²
0-3 km storm-relative helicity
397 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.

173 
WFUS1 KCHS 081807 RRA
TORCHS
GAC051-081825-

BULLETIN...EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
208 PM EDT FRI MAY 8 1998

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

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

* UNTIL 225 PM EDT

* AT AT 205 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR
  INDICATED A TORNADO 5 MILES WEST OF VERNONBURG... MOVING SOUTHEAST
  AT 20 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  VERNONBURG AT 210 PM
  WASSAW ISLAND AT 220 PM

GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR

JH

The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 2:00 PM EDTSevere Thunderstorm WarningCHSChatham60 min

Nearby

Tornado Warnings in Georgia, 1998Every tornado warning in 1998Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.