Alert archive / South Carolina / Wind Advisories in 2015

Wind Advisory 2, NWS Columbia, SC

February 18, 20155 counties in Georgia; 16 counties in South Carolina

NWS Columbia, SC issued this wind advisory at Feb 18, 2015, 9:13 AM EST for 5 counties in Georgia; 16 counties in South Carolina. It took effect at Feb 18, 2015, 1:24 PM EST. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Feb 18, 2015, 9:13 AM EST (14:13 UTC)
In effect from
Feb 18, 2015, 1:24 PM EST
Expired
Feb 18, 2015, 7:01 PM EST
In force
6 hr
Issued by
NWS Columbia, SC
All 21 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, Clarendon County, SC, Edgefield County, SC, Fairfield County, SC, Kershaw County, SC, Lee County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Richland County, SC, Saluda County, SC, Sumter County, SC

The radar

The Columbia radar (KCAE), 28 km from the middle of the area, began a volume at 14:10 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, 2.2 hours before the alert went out and 162 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 2015-02-18Temperature 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 12:00Z on 2015-02-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -180 square meters per square second.1939587897117136156175Sfc1 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
663 m above ground
0-6 km bulk shear
128 kt
0-1 km storm-relative helicity
-180 m²/s²
0-3 km storm-relative helicity
-110 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.

897 
WWUS72 KCAE 181413
NPWCAE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE COLUMBIA SC
913 AM EST WED FEB 18 2015

...WIND ADVISORY...

GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-
190230-
/O.NEW.KCAE.WI.Y.0002.150218T2100Z-150219T0200Z/
/O.NEW.KCAE.LW.Y.0012.150219T0200Z-150219T1300Z/
/O.EXT.KCAE.LW.Y.0011.150218T1700Z-150218T2100Z/
LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD-
MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON-
RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON-
BAMBERG-
INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ...
EVANS...AUGUSTA...HEPHZIBAH...WAYNESBORO...LANCASTER...ELGIN...
CHERAW...PAGELAND...MCCORMICK...NEWBERRY...WINNSBORO...CAMDEN...
LUGOFF...EDGEFIELD...JOHNSTON...SALUDA...RIDGE SPRING...
WEST COLUMBIA...CAYCE...LEXINGTON...RED BANK...COLUMBIA...
BISHOPVILLE...SAVANNAH RIVER SITE...AIKEN...NORTH AUGUSTA...
SUMTER...BARNWELL...WILLISTON...BLACKVILLE...ORANGEBURG...
ST. MATTHEWS...MANNING...SUMMERTON...BAMBERG...DENMARK
913 AM EST WED FEB 18 2015

...LAKE WIND ADVISORY NOW IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...
...WIND ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 9 PM EST
THIS EVENING...
...LAKE WIND ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 8 AM
EST THURSDAY...

IT WILL BE WINDY THIS AFTERNOON AND TONIGHT...ESPECIALLY DURING THE
4 PM TO 9 PM TIME FRAME. GUSTS AROUND 45 MPH WILL LIKELY OCCUR. 

* TIMING...THIS AFTERNOON THROUGH TONIGHT.

* WINDS...WEST-NORTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS 35
  TO 40 KNOTS.

* IMPACTS...THE STRONGER GUSTS MAY BE ENOUGH TO DOWN A FEW WEAK
  TREES. WINDS OF THIS MAGNITUDE WILL BE CAPABLE OF BUFFETING YOUR
  VEHICLE...ESPECIALLY IF IT IS HIGH PROFILE. AREA LAKES WILL BE
  DANGEROUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS WIND ADVISORY MEANS THAT GUSTS AROUND 45 MPH ARE FORECAST.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
3 follow-up statements
524 
WWUS72 KCAE 181425
NPWCAE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE COLUMBIA SC
925 AM EST WED FEB 18 2015

...WIND ADVISORY...

GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-
190245-
/O.CON.KCAE.LW.Y.0011.150218T1700Z-150218T2100Z/
/O.CON.KCAE.WI.Y.0002.150218T2100Z-150219T0200Z/
/O.CON.KCAE.LW.Y.0012.150219T0200Z-150219T1300Z/
LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD-
MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON-
RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON-
BAMBERG-
INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ...
EVANS...AUGUSTA...HEPHZIBAH...WAYNESBORO...LANCASTER...ELGIN...
CHERAW...PAGELAND...MCCORMICK...NEWBERRY...WINNSBORO...CAMDEN...
LUGOFF...EDGEFIELD...JOHNSTON...SALUDA...RIDGE SPRING...
WEST COLUMBIA...CAYCE...LEXINGTON...RED BANK...COLUMBIA...
BISHOPVILLE...SAVANNAH RIVER SITE...AIKEN...NORTH AUGUSTA...
SUMTER...BARNWELL...WILLISTON...BLACKVILLE...ORANGEBURG...
ST. MATTHEWS...MANNING...SUMMERTON...BAMBERG...DENMARK
925 AM EST WED FEB 18 2015

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...
...WIND ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO
9 PM EST THIS EVENING...
...LAKE WIND ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
8 AM EST THURSDAY...

* TIMING...THIS AFTERNOON THROUGH TONIGHT.

* WINDS...WEST-NORTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS 35 TO 
  40 KNOTS. 

* IMPACTS...THE STRONGER GUSTS MAY BE ENOUGH TO DOWN A FEW WEAK 
  TREES. WINDS OF THIS MAGNITUDE WILL BE CAPABLE OF BUFFETING 
  YOUR VEHICLE...ESPECIALLY IF IT IS HIGH PROFILE. AREA LAKES 
  WILL BE DANGEROUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS WIND ADVISORY MEANS THAT GUSTS AROUND 40 KNOTS OR 46 MPH ARE
FORECAST. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY
FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
705 
WWUS72 KCAE 181824
NPWCAE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE COLUMBIA SC
124 PM EST WED FEB 18 2015

...WIND ADVISORY...

GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-
190315-
/O.CAN.KCAE.LW.Y.0011.000000T0000Z-150218T2100Z/
/O.EXT.KCAE.WI.Y.0002.150218T1824Z-150219T0200Z/
/O.CON.KCAE.LW.Y.0012.150219T0200Z-150219T1300Z/
LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD-
MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON-
RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON-
BAMBERG-
INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ...
EVANS...AUGUSTA...HEPHZIBAH...WAYNESBORO...LANCASTER...ELGIN...
CHERAW...PAGELAND...MCCORMICK...NEWBERRY...WINNSBORO...CAMDEN...
LUGOFF...EDGEFIELD...JOHNSTON...SALUDA...RIDGE SPRING...
WEST COLUMBIA...CAYCE...LEXINGTON...RED BANK...COLUMBIA...
BISHOPVILLE...SAVANNAH RIVER SITE...AIKEN...NORTH AUGUSTA...
SUMTER...BARNWELL...WILLISTON...BLACKVILLE...ORANGEBURG...
ST. MATTHEWS...MANNING...SUMMERTON...BAMBERG...DENMARK
124 PM EST WED FEB 18 2015

...WIND ADVISORY NOW IN EFFECT UNTIL 9 PM EST THIS EVENING...
...LAKE WIND ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
8 AM EST THURSDAY...
...LAKE WIND ADVISORY IS CANCELLED...
 
* TIMING...THIS AFTERNOON THROUGH TONIGHT.

* WINDS...WEST-NORTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS 35 TO 
  40 KNOTS. 

* IMPACTS...THE STRONGER GUSTS MAY BE ENOUGH TO DOWN A FEW WEAK 
  TREES. WINDS OF THIS MAGNITUDE WILL BE CAPABLE OF BUFFETING 
  YOUR VEHICLE...ESPECIALLY IF IT IS HIGH PROFILE. AREA LAKES 
  WILL BE DANGEROUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS WIND ADVISORY MEANS THAT GUSTS AROUND 40 KNOTS OR 46 MPH ARE
FORECAST. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE ROUGH CHOP
ON AREA LAKES. SMALL BOATS AND PERSONAL WATERCRAFT WILL BE
ESPECIALLY PRONE TO CAPSIZING.

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
835 
WWUS72 KCAE 190001
NPWCAE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE COLUMBIA SC
701 PM EST WED FEB 18 2015

...LAKE WIND ADVISORY...

GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-
190815-
/O.CAN.KCAE.WI.Y.0002.000000T0000Z-150219T0200Z/
/O.EXT.KCAE.LW.Y.0012.150219T0001Z-150219T1300Z/
LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD-
MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON-
RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON-
BAMBERG-
INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ...
EVANS...AUGUSTA...HEPHZIBAH...WAYNESBORO...LANCASTER...ELGIN...
CHERAW...PAGELAND...MCCORMICK...NEWBERRY...WINNSBORO...CAMDEN...
LUGOFF...EDGEFIELD...JOHNSTON...SALUDA...RIDGE SPRING...
WEST COLUMBIA...CAYCE...LEXINGTON...RED BANK...COLUMBIA...
BISHOPVILLE...SAVANNAH RIVER SITE...AIKEN...NORTH AUGUSTA...
SUMTER...BARNWELL...WILLISTON...BLACKVILLE...ORANGEBURG...
ST. MATTHEWS...MANNING...SUMMERTON...BAMBERG...DENMARK
701 PM EST WED FEB 18 2015

...LAKE WIND ADVISORY NOW IN EFFECT UNTIL 8 AM EST THURSDAY...
...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS CANCELLED THE WIND
ADVISORY. A LAKE WIND ADVISORY IS NOW IN EFFECT UNTIL 8 AM EST
THURSDAY.

* TIMING...TONIGHT THROUGH THURSDAY MORNING.

* WINDS...WEST-NORTHWEST WINDS AROUND 20 KNOTS WITH GUSTS TO 30
  KNOTS.

* IMPACTS...STRONG WINDS AND ROUGH WAVES WILL MAKE CONDITIONS
  DANGEROUS ON AREA LAKES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE ROUGH CHOP
ON AREA LAKES. SMALL BOATS AND PERSONAL WATERCRAFT WILL BE
ESPECIALLY PRONE TO CAPSIZING.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 18, 3:55 AM ESTLake Wind AdvisoryCAEBurke, Columbia, Lincoln, McDuffie, Richmond9 hr
Feb 18, 4:04 AM ESTWind Chill AdvisoryCAEBurke, Columbia, Lincoln, McDuffie, Richmond31 hr
Feb 18, 9:13 AM ESTLake Wind AdvisoryCAEBurke, Columbia, Lincoln, McDuffie, Richmond23 hr

Nearby

Wind Advisories in South Carolina, 2015Wind Advisories in Georgia, 2015Every wind advisory in 2015

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.