Alert archive / South Carolina / Wind Advisories in 2012

Wind Advisory 1, NWS Wilmington, NC

March 5, 20128 counties in South Carolina; 6 counties in North Carolina

NWS Wilmington, NC issued this wind advisory at Mar 5, 2012, 7:42 AM EST for 8 counties in South Carolina; 6 counties in North Carolina. It took effect at Mar 5, 2012, 9:00 AM EST. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Mar 5, 2012, 7:42 AM EST (12:42 UTC)
In effect from
Mar 5, 2012, 9:00 AM EST
Expired
Mar 5, 2012, 3:32 PM EST
In force
7 hr
Issued by
NWS Wilmington, NC

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

The radar

The Wilmington radar (KLTX), 59 km from the middle of the area, began a volume at 12:47 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, 0.7 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 12:00Z on 2012-03-05Temperature 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 2012-03-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 398 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2748 m above ground
0-6 km bulk shear
91 kt
0-1 km storm-relative helicity
398 m²/s²
0-3 km storm-relative helicity
431 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.

402 
WWUS72 KILM 051242
NPWILM

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON NC
742 AM EST MON MAR 5 2012



NCZ087-096-099-105>110-SCZ017-023-024-032-033-039-053>056-052045-
/O.NEW.KILM.WI.Y.0001.120305T1400Z-120305T2100Z/
ROBESON-BLADEN-COLUMBUS-INLAND PENDER-COASTAL PENDER-
INLAND NEW HANOVER-COASTAL NEW HANOVER-INLAND BRUNSWICK-
COASTAL BRUNSWICK-MARLBORO-DARLINGTON-DILLON-FLORENCE-MARION-
WILLIAMSBURG-INLAND HORRY-COASTAL HORRY-INLAND GEORGETOWN-
COASTAL GEORGETOWN-
INCLUDING THE CITIES OF...LUMBERTON...ELIZABETHTOWN...
WHITEVILLE...BURGAW...SURF CITY...TOPSAIL BEACH...WILMINGTON...
CAROLINA BEACH...WRIGHTSVILLE BEACH...LELAND...BOLIVIA...
SHALLOTTE...OCEAN ISLE BEACH...HOLDEN BEACH...OAK ISLAND...
SOUTHPORT...BENNETTSVILLE...DARLINGTON...DILLON...FLORENCE...
MARION...KINGSTREE...CONWAY...MYRTLE BEACH...NORTH MYRTLE BEACH...
GARDEN CITY...ANDREWS...GEORGETOWN...MURRELLS INLET
742 AM EST MON MAR 5 2012

...WIND ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON.

* WINDS...WEST WINDS OF 25 TO 35 MPH WILL DEVELOP LATER THIS
  MORNING WITH GUSTS WELL OVER 40 MPH AT TIMES.

* TIMING...THE STRONGEST WINDS WILL OCCUR FROM AROUND NOON THROUGH
  3 PM.

* IMPACTS...THE STRONG WINDS ALONG WITH SATURATED SOILS MAY TOPPLE A
  FEW TREES CAUSING POWER OUTAGES. HIGH PROFILE VEHICLES WILL HAVE
  DIFFICULTY ON THE ROADWAYS. ANY LOOSE OUTDOOR ITEMS SUCH AS
  FURNITURE AND PORTABLE BASKETBALL GOALS SHOULD BE SECURED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 ESPECIALLY ON BRIDGES AND
OVERPASSES.

&&

$$

15
1 follow-up statement
717 
WWUS72 KILM 052032
NPWILM

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON NC
332 PM EST MON MAR 5 2012



NCZ087-096-099-105>110-SCZ017-023-024-032-033-039-053>056-052145-
/O.CAN.KILM.WI.Y.0001.000000T0000Z-120305T2100Z/
ROBESON-BLADEN-COLUMBUS-INLAND PENDER-COASTAL PENDER-
INLAND NEW HANOVER-COASTAL NEW HANOVER-INLAND BRUNSWICK-
COASTAL BRUNSWICK-MARLBORO-DARLINGTON-DILLON-FLORENCE-MARION-
WILLIAMSBURG-INLAND HORRY-COASTAL HORRY-INLAND GEORGETOWN-
COASTAL GEORGETOWN-
INCLUDING THE CITIES OF...LUMBERTON...ELIZABETHTOWN...
WHITEVILLE...BURGAW...SURF CITY...TOPSAIL BEACH...WILMINGTON...
CAROLINA BEACH...WRIGHTSVILLE BEACH...LELAND...BOLIVIA...
SHALLOTTE...OCEAN ISLE BEACH...HOLDEN BEACH...OAK ISLAND...
SOUTHPORT...BENNETTSVILLE...DARLINGTON...DILLON...FLORENCE...
MARION...KINGSTREE...CONWAY...MYRTLE BEACH...NORTH MYRTLE BEACH...
GARDEN CITY...ANDREWS...GEORGETOWN...MURRELLS INLET
332 PM EST MON MAR 5 2012

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS CAN CELLED THE WIND
ADVISORY.

WINDS WILL DIMINISH DRAMATICALLY OVER THE NEXT COUPE OF HOURS.
ALTHOUGH AN ISOLATED WIND GUST OVER 30 MPH CANNOT BE RULED
OUT...WINDS SHOULD REMAIN WELL BELOW WIND ADVISORY CRITERIA.

$$

15

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 5, 3:19 AM ESTGale WarningILM13 hr
Mar 5, 3:19 AM ESTSmall Craft AdvisoryILM4 hr
Mar 5, 4:45 PM ESTSmall Craft AdvisoryILM7 hr

Nearby

Wind Advisories in South Carolina, 2012Wind Advisories in North Carolina, 2012Every wind advisory in 2012

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.