Alert archive / South Carolina / Wind Advisories in 2011

Wind Advisory 2, NWS Wilmington, NC

December 27, 20115 counties in South Carolina; 5 counties in North Carolina

NWS Wilmington, NC issued this wind advisory at Dec 27, 2011, 4:05 AM EST for 5 counties in South Carolina; 5 counties in North Carolina. It took effect at Dec 27, 2011, 9:00 AM EST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Dec 27, 2011, 4:05 AM EST (09:05 UTC)
In effect from
Dec 27, 2011, 9:00 AM EST
Expired
Dec 27, 2011, 6:00 PM EST
In force
9 hr
Issued by
NWS Wilmington, NC

Counties Bladen County, NC, Brunswick County, NC, Columbus County, NC, New Hanover County, NC, Pender County, NC, Florence County, SC, Georgetown County, SC, Horry County, SC, Marion County, SC, Williamsburg County, SC

The radar

The Wilmington radar (KLTX), 38 km from the middle of the area, began a volume at 09:07 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, 9.1 hours before the alert went out and 169 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 2011-12-27Temperature 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 2011-12-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1863 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
31 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.

190 
WWUS72 KILM 270905
NPWILM

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON NC
405 AM EST TUE DEC 27 2011

NCZ096-099-105>110-SCZ032-033-039-053>056-271800-
/O.NEW.KILM.WI.Y.0002.111227T1400Z-111227T2300Z/
BLADEN-COLUMBUS-INLAND PENDER-COASTAL PENDER-INLAND NEW HANOVER-
COASTAL NEW HANOVER-INLAND BRUNSWICK-COASTAL BRUNSWICK-FLORENCE-
MARION-WILLIAMSBURG-INLAND HORRY-COASTAL HORRY-INLAND GEORGETOWN-
COASTAL GEORGETOWN-
INCLUDING THE CITIES OF...ELIZABETHTOWN...WHITEVILLE...BURGAW...
SURF CITY...TOPSAIL BEACH...WILMINGTON...CAROLINA BEACH...
WRIGHTSVILLE BEACH...LELAND...BOLIVIA...SHALLOTTE...
OCEAN ISLE BEACH...HOLDEN BEACH...OAK ISLAND...SOUTHPORT...
FLORENCE...MARION...KINGSTREE...CONWAY...MYRTLE BEACH...
NORTH MYRTLE BEACH...GARDEN CITY...ANDREWS...GEORGETOWN...
MURRELLS INLET
405 AM EST TUE DEC 27 2011

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 6 PM EST
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 6 PM EST
THIS EVENING. 

* TIMING...WINDS ARE EXPECTED TO PEAK FROM THE LATE MORNING TO THE
  EARLY AFTERNOON FROM FLORENCE TO ELIZABETHTOWN...AND DURING THE
  MID TO LATE AFTERNOON FOR THE COASTAL COUNTIES AS A STRONG COLD
  FRONT MOVES ACROSS THE AREA. 

* WINDS...SOUTH TO SOUTHWEST WINDS WILL INCREASE TO 20 TO 30 MPH
  WITH GUSTS TO 45 TO 50 MPH AS THE STRONG COLD FRONT APPROACHES
  AND CROSSES THE AREA.

* IMPACTS...THE GUSTY WINDS WILL LIKELY BLOW DOWN WEAK LIMBS AND
  WEAK TREES. THE DOWNED LIMBS AND TREES MAY CAUSE SPORADIC POWER
  OUTAGES. THE GUSTY WINDS WILL ALSO IMPACT HIGH PROFILE VEHICLES
  AND BLOW AROUND ANY LOOSE OBJECTS SUCH AS GARBAGE CANS AND LAWN
  FURNITURE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION ESPECIALLY ON BRIDGES AND
OVERPASSES. SECURE ANY LOOSE OUTDOOR OBJECTS.

&&

$$

29
3 follow-up statements
862 
WWUS72 KILM 271743
NPWILM

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON NC
1243 PM EST TUE DEC 27 2011

NCZ096-099-105>110-SCZ032-033-039-053>056-272300-
/O.CON.KILM.WI.Y.0002.000000T0000Z-111227T2300Z/
BLADEN-COLUMBUS-INLAND PENDER-COASTAL PENDER-INLAND NEW HANOVER-
COASTAL NEW HANOVER-INLAND BRUNSWICK-COASTAL BRUNSWICK-FLORENCE-
MARION-WILLIAMSBURG-INLAND HORRY-COASTAL HORRY-INLAND GEORGETOWN-
COASTAL GEORGETOWN-
INCLUDING THE CITIES OF...ELIZABETHTOWN...WHITEVILLE...BURGAW...
SURF CITY...TOPSAIL BEACH...WILMINGTON...CAROLINA BEACH...
WRIGHTSVILLE BEACH...LELAND...BOLIVIA...SHALLOTTE...
OCEAN ISLE BEACH...HOLDEN BEACH...OAK ISLAND...SOUTHPORT...
FLORENCE...MARION...KINGSTREE...CONWAY...MYRTLE BEACH...
NORTH MYRTLE BEACH...GARDEN CITY...ANDREWS...GEORGETOWN...
MURRELLS INLET
1243 PM EST TUE DEC 27 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING...

* TIMING...WINDS ARE EXPECTED TO PEAK EARLY THIS AFTERNOON FROM
  FLORENCE TO ELIZABETHTOWN...AND DURING THE MID TO LATE AFTERNOON
  FOR THE COASTAL COUNTIES AS A STRONG COLD FRONT MOVES ACROSS THE
  AREA.

* WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

* IMPACTS...THE GUSTY WINDS WILL LIKELY BLOW DOWN WEAK LIMBS AND 
  WEAK TREES. THE DOWNED LIMBS AND TREES MAY CAUSE SPORADIC 
  POWER OUTAGES. THE GUSTY WINDS WILL ALSO IMPACT HIGH PROFILE 
  VEHICLES AND BLOW AROUND ANY LOOSE OBJECTS SUCH AS GARBAGE 
  CANS AND LAWN FURNITURE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION ESPECIALLY ON BRIDGES AND
OVERPASSES. SECURE ANY LOOSE OUTDOOR OBJECTS.

&&

$$

40
105 
WWUS72 KILM 272037
NPWILM

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON NC
337 PM EST TUE DEC 27 2011

NCZ096-099-105-107-109-SCZ032-033-039-053>056-272145-
/O.CAN.KILM.WI.Y.0002.000000T0000Z-111227T2300Z/
BLADEN-COLUMBUS-INLAND PENDER-INLAND NEW HANOVER-INLAND BRUNSWICK-
FLORENCE-MARION-WILLIAMSBURG-INLAND HORRY-COASTAL HORRY-
INLAND GEORGETOWN-COASTAL GEORGETOWN-
INCLUDING THE CITIES OF...ELIZABETHTOWN...WHITEVILLE...BURGAW...
WILMINGTON...LELAND...BOLIVIA...SHALLOTTE...FLORENCE...MARION...
KINGSTREE...CONWAY...MYRTLE BEACH...NORTH MYRTLE BEACH...
GARDEN CITY...ANDREWS...GEORGETOWN...MURRELLS INLET
337 PM EST TUE DEC 27 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS CANCELLED THE WIND
ADVISORY. 

WINDS WILL REMAIN BREEZY THROUGH THE EVENING HOURS...BUT STRONG
AND DESTRUCTIVE WINDS ARE NO LONGER ANTICIPATED.

$$

NCZ106-108-110-272300-
/O.CON.KILM.WI.Y.0002.000000T0000Z-111227T2300Z/
COASTAL PENDER-COASTAL NEW HANOVER-COASTAL BRUNSWICK-
INCLUDING THE CITIES OF...SURF CITY...TOPSAIL BEACH...
CAROLINA BEACH...WRIGHTSVILLE BEACH...OCEAN ISLE BEACH...
HOLDEN BEACH...OAK ISLAND...SOUTHPORT
337 PM EST TUE DEC 27 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING...

* TIMING...WINDS HAVE ALREADY PEAKED ALONG THE COAST...BUT
  ISOLATED GUSTS UP TO AROUND 45 MPH ARE STILL POSSIBLE EARLY THIS
  EVENING. 

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.

* IMPACTS...THE GUSTY WINDS MAY BLOW DOWN WEAK LIMBS AND POORLY
  ANCHORED TREES. GUSTY WINDS WILL ALSO BLOW AROUND ANY LOOSE
  OBJECTS SUCH AS GARBAGE CANS AND LAWN FURNITURE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GUSTY WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION ESPECIALLY ON BRIDGES AND
OVERPASSES. SECURE ANY LOOSE OUTDOOR OBJECTS.

&&

$$

40
969 
WWUS72 KILM 272303
NPWILM

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON NC
603 PM EST TUE DEC 27 2011

...WIND ADVISORY HAS EXPIRED...


NCZ106-108-110-280015-
/O.EXP.KILM.WI.Y.0002.000000T0000Z-111227T2300Z/
COASTAL PENDER-COASTAL NEW HANOVER-COASTAL BRUNSWICK-
INCLUDING THE CITIES OF...SURF CITY...TOPSAIL BEACH...
CAROLINA BEACH...WRIGHTSVILLE BEACH...OCEAN ISLE BEACH...
HOLDEN BEACH...OAK ISLAND...SOUTHPORT
603 PM EST TUE DEC 27 2011

...WIND ADVISORY HAS EXPIRED...

WINDS WILL REMAIN BREEZY THROUGH THE EVENING HOURS...BUT STRONG
AND DESTRUCTIVE WINDS ARE NO LONGER ANTICIPATED.

$$

1

The office that day

Everything else NWS Wilmington, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 27, 3:55 AM ESTGale WarningILM14 hr
Dec 27, 11:06 AM ESTSpecial Marine WarningILM54 min
Dec 27, 11:26 AM ESTSpecial Weather StatementILMDarlington, Florence, Marion, Marlboro, Williamsburg49 min
Dec 27, 11:51 AM ESTSpecial Marine WarningILM39 min
Dec 27, 12:09 PM ESTSpecial Weather StatementILMDillon, Florence, Marion, Williamsburg66 min
Dec 27, 12:25 PM ESTSpecial Marine WarningILM50 min
Dec 27, 12:36 PM ESTSmall Craft AdvisoryILM21 hr
Dec 27, 1:14 PM ESTSpecial Weather StatementILMGeorgetown, Horry46 min
Dec 27, 1:31 PM ESTSpecial Marine WarningILM59 min
Dec 27, 12:21 PM ESTTornado WarningILMBrunswick, New Hanover24 min
Dec 27, 12:45 PM ESTSpecial Weather StatementILMBladen, Columbus60 min
Dec 27, 1:45 PM ESTSpecial Weather StatementILMBladen, Columbus, Pender60 min
Dec 27, 2:03 PM ESTSpecial Weather StatementILMBrunswick, New Hanover57 min
Dec 27, 2:44 PM ESTSpecial Weather StatementILMBrunswick, New Hanover, Pender61 min

Nearby

Wind Advisories in South Carolina, 2011Wind Advisories in North Carolina, 2011Every wind advisory in 2011

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.