Alert archive / Georgia / Flash Flood Warnings in 1998

Flash Flood Warning 2, NWS Columbia, SC

February 3, 1998Richmond County, Georgia

NWS Columbia, SC issued this flash flood warning at Feb 3, 1998, 6:34 PM EST for Richmond County, Georgia. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 3, 1998, 6:34 PM EST (23:34 UTC)
Expired
Feb 3, 1998, 9:30 PM EST
In force
3 hr
Issued by
NWS Columbia, SC
Area
Whole counties

County Richmond County, GA

The radar

The Columbia radar (KCAE), 110 km from the middle of the area, began a volume at 23:36 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 12:00Z, 11.6 hours before the alert went out and 200 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 1998-02-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 10 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 12:00Z on 1998-02-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 365 square meters per square second.1939587897117Sfc1 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
10 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
567 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
365 m²/s²
0-3 km storm-relative helicity
578 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 KCAE 032334
FFWCAE
GAC245-040230-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
634 PM EST TUE FEB 3 1998
 
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  930 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  GEORGIA
 
   ...RICHMOND COUNTY
 
AT 625 PM ROCKY CREEK WAS REPORTED TO BE OUT OF ITS BANKS AND RISING
RAPIDLY NEAR LOMBARD POND ON U.S. HIGHWAY 25. FLOODING MAY AFFECT THE
PIEDMONT SUBDIVISION. IN ADDITION...FLOODING WAS REPORTED ON BERCKMANS
ROAD NEAR AUGUSTA NATIONAL GOLF COURSE AT THE WILLOW CREEK SUBDIVISION.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT.  IT'S
IMPORTANT TO KNOW WHERE YOU A<RE RELATIVE TO STREAMS...RIVERS...OR
CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS.  CAMPERS SHOULD
AVOID CAMPING ALONG STREAMS OR CREEKS DURING THREATENING RAINS.

Nearby

Flash Flood Warnings in Georgia, 1998Every flash flood 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.