Alert archive / South Carolina / Frost Advisories in 2005

Frost Advisory 2, NWS Columbia, SC

October 28, 20054 counties in South Carolina

NWS Columbia, SC issued this frost advisory at Oct 28, 2005, 4:04 AM EDT for 4 counties in South Carolina. It took effect at Oct 29, 2005, 5:00 AM EDT. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Oct 28, 2005, 4:04 AM EDT (08:04 UTC)
In effect from
Oct 29, 2005, 5:00 AM EDT
Expired
Oct 29, 2005, 9:00 AM EDT
In force
4 hr
Issued by
NWS Columbia, SC

Counties Chesterfield County, SC, Fairfield County, SC, Kershaw County, SC, Newberry County, SC

The radar

The Columbia radar (KCAE), 57 km from the middle of the area, began a volume at 08:06 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

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 8.1 hours before the alert went out and 205 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, Greensboro/Hi Pt, NC at 00:00Z on 2005-10-28Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 00:00Z on 2005-10-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 square meters per square second.1939587897Sfc1 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
1615 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
92 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 
WWUS72 KCAE 280804
NPWCAE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE COLUMBIA SC
404 AM EDT FRI OCT 28 2005

...FROST ADVISORY EARLY SATURDAY MORNING FOR THE NORTHERN
MIDLANDS...

.HIGH PRESSURE WILL BUILD INTO THE AREA TONIGHT. THIS WILL PRODUCE
CLEAR SKIES AND DIMINISHING WINDS ACROSS THE NORTHERN MIDLANDS.
THIS WILL ALLOW TEMPERATURES TO DROP INTO THE MIDDLE 30S ACROSS
THE AREA BY EARLY SATURDAY MORNING...PRODUCING SCATTERED FROST. 

SCZ015-016-020>022-281615-
/X.NEW.KCAE.FR.Y.0002.051029T0900Z-051029T1300Z/
LANCASTER-CHESTERFIELD-NEWBERRY-FAIRFIELD-KERSHAW-
INCLUDING THE CITIES OF...LANCASTER...ELGIN...CHERAW...PAGELAND...
NEWBERRY...WINNSBORO...CAMDEN...LUGOFF
404 AM EDT FRI OCT 28 2005

...FROST ADVISORY IN EFFECT FROM 5 AM TO 9 AM EDT SATURDAY...

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 5 AM TO 9 AM EDT SATURDAY
MORNING. 

MINIMUM TEMPERATURES EARLY SATURDAY MORNING ARE EXPECTED IN THE
MIDDLE 30S...WITH SCATTERED FROST. 

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE DAMAGED OR KILLED IF LEFT UNCOVERED.

$$

VAUGHAN
3 follow-up statements
000 
WWUS72 KCAE 281658
NPWCAE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE COLUMBIA SC
1258 PM EDT FRI OCT 28 2005

...FROST ADVISORY EARLY SATURDAY MORNING FOR THE NORTHERN
MIDLANDS...

.HIGH PRESSURE WILL BUILD INTO THE AREA TONIGHT. THIS WILL
PRODUCE CLEAR SKIES AND DIMINISHING WINDS ACROSS THE NORTHERN
MIDLANDS. THIS WILL ALLOW TEMPERATURES TO DROP INTO THE MIDDLE
30S ACROSS THE AREA BY EARLY SATURDAY MORNING...PRODUCING
SCATTERED FROST.

SCZ015-016-020>022-290100-
/X.CON.KCAE.FR.Y.0002.051029T0900Z-051029T1300Z/
LANCASTER-CHESTERFIELD-NEWBERRY-FAIRFIELD-KERSHAW-
INCLUDING THE CITIES OF...LANCASTER...ELGIN...CHERAW...PAGELAND...
NEWBERRY...WINNSBORO...CAMDEN...LUGOFF
1258 PM EDT FRI OCT 28 2005

...FROST ADVISORY REMAINS IN EFFECT FROM 5 AM TO 9 AM EDT
SATURDAY...

A FROST ADVISORY REMAINS IN EFFECT FROM 5 AM TO 9 AM EDT
SATURDAY. 

MINIMUM TEMPERATURES EARLY SATURDAY MORNING ARE EXPECTED IN THE
MIDDLE 30S...WITH SCATTERED FROST.

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE DAMAGED OR KILLED IF LEFT UNCOVERED.

$$
000 
WWUS72 KCAE 281834
NPWCAE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE COLUMBIA SC
234 PM EDT FRI OCT 28 2005

...FROST ADVISORY EARLY SATURDAY MORNING FOR THE NORTHERN
MIDLANDS...

.TEMPERATURES ARE EXPECTED TO DROP INTO THE MIDDLE 30S ACROSS THE
AREA BY EARLY SATURDAY MORNING...PRODUCING SCATTERED FROST.

SCZ015-016-020>022-291215-
/X.CON.KCAE.FR.Y.0002.051029T0900Z-051029T1300Z/
LANCASTER-CHESTERFIELD-NEWBERRY-FAIRFIELD-KERSHAW-
INCLUDING THE CITIES OF...LANCASTER...ELGIN...CHERAW...PAGELAND...
NEWBERRY...WINNSBORO...CAMDEN...LUGOFF
234 PM EDT FRI OCT 28 2005

...FROST ADVISORY REMAINS IN EFFECT FROM 5 AM TO 9 AM EDT
SATURDAY...

MINIMUM TEMPERATURES EARLY SATURDAY MORNING ARE EXPECTED TO BE IN
THE MIDDLE 30S...WITH SCATTERED FROST.

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE DAMAGED OR KILLED IF LEFT UNCOVERED.

$$
000 
WWUS72 KCAE 291307
NPWCAE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE COLUMBIA SC
907 AM EDT SAT OCT 29 2005

...FROST ADVISORY THIS MORNING FOR THE NORTHERN MIDLANDS HAS
EXPIRED...

...FROST ADVISORY IN EFFECT LATE TONIGHT AND EARLY SUNDAY MORNING
FOR THE MIDLANDS AND CENTRAL SAVANNAH RIVER AREA.

.HIGH PRESSURE WILL BUILD ACROSS THE AREA TONIGHT. THIS WILL
PRODUCE CLEAR SKIES AND CALM WINDS ACROSS THE REGION. THIS WILL
ALLOW TEMPERATURES TO DROP INTO THE MIDDLE 30S ACROSS THE AREA BY
EARLY SUNDAY MORNING...PRODUCING SCATTERED FROST.

SCZ015-016-020>022-292115-
/X.EXP.KCAE.FR.Y.0002.000000T0000Z-051029T1300Z/
/X.CON.KCAE.FR.Y.0003.051030T0900Z-051030T1300Z/
LANCASTER-CHESTERFIELD-NEWBERRY-FAIRFIELD-KERSHAW-
INCLUDING THE CITIES OF...LANCASTER...ELGIN...CHERAW...PAGELAND...
NEWBERRY...WINNSBORO...CAMDEN...LUGOFF
907 AM EDT SAT OCT 29 2005

...FROST ADVISORY HAS EXPIRED FOR THIS MORNING...
...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM TO 8 AM EST
SUNDAY...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

$$

GAZ040-063>065-SCZ018-025>031-037-292115-
/X.CON.KCAE.FR.Y.0003.051030T0900Z-051030T1300Z/
LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-MCCORMICK-EDGEFIELD-SALUDA-
LEXINGTON-RICHLAND-LEE-AIKEN-SUMTER-CALHOUN-
INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ...
EVANS...AUGUSTA...HEPHZIBAH...MCCORMICK...EDGEFIELD...JOHNSTON...
SALUDA...RIDGE SPRING...WEST COLUMBIA...CAYCE...LEXINGTON...
RED BANK...COLUMBIA...BISHOPVILLE...AIKEN...NORTH AUGUSTA...
SUMTER...ST. MATTHEWS
907 AM EDT SAT OCT 29 2005

...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM TO 8 AM EST
SUNDAY...

MINIMUM TEMPERATURES EARLY SUNDAY MORNING ARE EXPECTED IN THE
MIDDLE 30S...WITH SCATTERED FROST.

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE DAMAGED OR KILLED IF LEFT UNCOVERED.

$$

What forecasters said that day

The local office's own words before this frost advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Columbia, SC wrote its last area forecast discussion before this frost advisory went out at Oct 28, 2:57 AM EDT, 1 hour 7 minutes earlier.

Area forecast discussion, Oct 28, 2:57 AM EDT, 1 hour 7 minutes before
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Nearby

Frost Advisories in South Carolina, 2005Every frost advisory in 2005

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.