Alert archive / South Carolina / Red Flag Warnings in 2016

Red Flag Warning 1, NWS Columbia, SC

November 19, 20165 counties in Georgia; 13 counties in South Carolina

NWS Columbia, SC issued this red flag warning at Nov 19, 2016, 3:27 AM EST for 5 counties in Georgia; 13 counties in South Carolina. It took effect at Nov 19, 2016, 11:00 AM EST. It was in force for 7 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
Nov 19, 2016, 3:27 AM EST (08:27 UTC)
In effect from
Nov 19, 2016, 11:00 AM EST
Expired
Nov 19, 2016, 6:00 PM EST
In force
7 hr
Issued by
NWS Columbia, SC

Counties Burke County, GA, Columbia County, GA, Lincoln County, GA, McDuffie County, GA, Richmond County, GA, Aiken County, SC, Bamberg County, SC, Barnwell County, SC, Calhoun County, SC, Chesterfield County, SC, Edgefield County, SC, Fairfield County, SC, Kershaw County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Richland County, SC, Saluda County, SC

The radar

The Columbia radar (KCAE), 43 km from the middle of the area, began a volume at 08:28 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, 8.5 hours before the alert went out and 174 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 2016-11-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 2016-11-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1982 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
-17 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

693 
WWUS82 KCAE 190827
RFWCAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE COLUMBIA SC
327 AM EST SAT NOV 19 2016


GAZ040-063>065-077-SCZ015-016-018-020>022-025>028-030-035>037-041-
192300-
/O.NEW.KCAE.FW.W.0001.161119T1600Z-161119T2300Z/
LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD-
MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON-
RICHLAND-AIKEN-BARNWELL-ORANGEBURG-CALHOUN-BAMBERG-
327 AM EST SAT NOV 19 2016

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 6 PM EST
THIS EVENING FOR LOW RELATIVE HUMIDITY...ACCOMPANIED BY STRONG AND
SHIFTING WINDS FOR MOST OF THE SOUTH CAROLINA MIDLANDS AND
CENTRAL SAVANNAH RIVER AREA...

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 6 PM EST
THIS EVENING.

* WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH, SHIFTING
  NORTHWEST IN THE AFTERNOON BEHIND A PASSING COLD FRONT.

* TIMING...THE CRITICAL FIRE WEATHER CONDITIONS WILL MAINLY OCCUR
  THIS AFTERNOON.

* RELATIVE HUMIDITY...AS LOW AS 20 TO 25 PERCENT.

* IMPACTS...THE COMBINATION OF LOW RELATIVE HUMIDITY...GUSTY WINDS
  AND DRY VEGETATION WILL LIKELY CAUSE ANY WILDFIRES THAT DEVELOP
  TO GROW AND SPREAD RAPIDLY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 19, 3:13 AM ESTFreeze WatchCAELincoln11 hr
Nov 19, 3:13 AM ESTLake Wind AdvisoryCAEBurke, Columbia, Lincoln, McDuffie, Richmond26 hr
Nov 19, 2:36 PM ESTFreeze WarningCAELincoln18 hr

Nearby

Red Flag Warnings in South Carolina, 2016Red Flag Warnings in Georgia, 2016Every red flag warning in 2016

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.