Alert archive / North Carolina / Freeze Warnings in 2012

Freeze Warning 2, NWS Greenville-Spartanburg, SC

March 10, 201216 counties in North Carolina; 4 counties in South Carolina

NWS Greenville-Spartanburg, SC issued this freeze warning at Mar 10, 2012, 2:04 AM EST for 16 counties in North Carolina; 4 counties in South Carolina. It took effect at Mar 11, 2012, 12:00 AM EST. It was in force for 9 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
Mar 10, 2012, 2:04 AM EST (07:04 UTC)
In effect from
Mar 11, 2012, 12:00 AM EST
Expired
Mar 11, 2012, 10:00 AM EDT
In force
9 hr
Issued by
NWS Greenville-Spartanburg, SC

Counties Alexander County, NC, Burke County, NC, Cabarrus County, NC, Caldwell County, NC, Catawba County, NC, Cleveland County, NC, Davie County, NC, Gaston County, NC, Iredell County, NC, Lincoln County, NC, McDowell County, NC, Mecklenburg County, NC, Polk County, NC, Rowan County, NC, Rutherford County, NC, Union County, NC, Cherokee County, SC, Chester County, SC, Union County, SC, York County, SC

The radar

The Greer radar (KGSP), 105 km from the middle of the area, began a volume at 07:04 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, 7.1 hours before the alert went out and 144 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 2012-03-10Temperature 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 2012-03-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -32 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
3012 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
-32 m²/s²
0-3 km storm-relative helicity
-124 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.

745 
WWUS72 KGSP 100704
NPWGSP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
204 AM EST SAT MAR 10 2012

...FROST AND FREEZE EXPECTED ACROSS MUCH OF THE FOOTHILLS AND
PIEDMONT OF THE WESTERN CAROLINAS AND NORTHEAST GEORGIA SUNDAY MORNING...

.RECENT COLLABORATION WITH AGRICULTURAL USERS ACROSS THE WESTERN
CAROLINAS AND NORTHEAST GEORGIA INDICATED THAT THE SPRING GROWING
SEASON IS OFF TO AN EARLY START GIVEN THE RELATIVELY MILD WINTER.
FROST AND FREEZE PRODUCTS ARE NOW ACTIVE FOR FOOTHILL AND PIEDMONT
LOCATIONS. WITH COLD HIGH PRESSURE SETTLING OVER THE REGION TODAY
THROUGH EARLY SUNDAY...FROST AND FREEZE CONDITIONS ARE LIKELY TO
DEVELOP SUNDAY MORNING.

NCZ035>037-056-057-068>072-082-502-504-506-508-510-SCZ008-009-013-
014-101700-
/O.NEW.KGSP.FZ.W.0002.120311T0500Z-120311T1400Z/
ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON-
MECKLENBURG-CABARRUS-UNION NC-GREATER CALDWELL-GREATER BURKE-
EASTERN MCDOWELL-GREATER RUTHERFORD-EASTERN POLK-CHEROKEE-YORK-
UNION SC-CHESTER-
INCLUDING THE CITIES OF...STATESVILLE...MOCKSVILLE...HICKORY...
SALISBURY...SHELBY...LINCOLNTON...GASTONIA...CHARLOTTE...
CONCORD...MONROE...GAFFNEY...ROCK HILL...UNION...CHESTER
204 AM EST SAT MAR 10 2012

...FREEZE WARNING IN EFFECT FROM MIDNIGHT EST TONIGHT TO 10 AM
EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED
A FREEZE WARNING...WHICH IS IN EFFECT FROM MIDNIGHT EST TONIGHT
TO 10 AM EDT SUNDAY.

* LOCATIONS...THE NORTH CAROLINA FOOTHILLS AND PIEDMONT AS WELL AS
  THE EASTERN UPSTATE OF SOUTH CAROLINA.

* TEMPERATURES...MINIMUM TEMPERATURES IN THE LOWER 30S.

* IMPACTS...FROST AND SUB-FREEZING TEMPERATURES WILL KILL TENDER
  VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

GAZ018-026-028-029-SCZ004>007-010>012-019-101700-
/O.NEW.KGSP.FR.Y.0001.120311T0500Z-120311T1400Z/
STEPHENS-FRANKLIN-HART-ELBERT-GREATER OCONEE-GREATER PICKENS-
GREATER GREENVILLE-SPARTANBURG-ANDERSON-ABBEVILLE-LAURENS-
GREENWOOD-
INCLUDING THE CITIES OF...TOCCOA...HARTWELL...ELBERTON...
GREENVILLE...SPARTANBURG...ANDERSON...ABBEVILLE...LAURENS...
GREENWOOD
204 AM EST SAT MAR 10 2012

...FROST ADVISORY IN EFFECT FROM MIDNIGHT EST TONIGHT TO 10 AM
EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED
A FROST ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT EST TONIGHT
TO 10 AM EDT SUNDAY.

* LOCATIONS...THE FOOTHILLS AND PIEDMONT OF NORTHEAST GEORGIA AND
  THE WESTERN UPSTATE OF SOUTH CAROLINA.

* TEMPERATURES...LOWS WILL FALL INTO THE MID 30S...WITH SPOTTY
  FREEZING TEMPERATURES IN A FEW LOCATIONS.

* WINDS...NORTHEAST WINDS LESS THAN 5 MPH.

* IMPACTS...FROST WILL KILL TENDER VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

GERAPETRITIS
3 follow-up statements
244 
WWUS72 KGSP 101938
NPWGSP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
238 PM EST SAT MAR 10 2012

...FROST AND FREEZE EXPECTED ACROSS MUCH OF THE FOOTHILLS AND
PIEDMONT OF THE WESTERN CAROLINAS AND NORTHEAST GEORGIA SUNDAY
MORNING...

.RECENT COLLABORATION WITH AGRICULTURAL USERS ACROSS THE WESTERN
CAROLINAS AND NORTHEAST GEORGIA INDICATED THAT THE SPRING GROWING
SEASON IS OFF TO AN EARLY START GIVEN THE RELATIVELY MILD WINTER.
FROST AND FREEZE PRODUCTS ARE NOW ACTIVE FOR FOOTHILL AND
PIEDMONT LOCATIONS. WITH HIGH PRESSURE SETTLING OVER THE REGION
TONIGHT AND PROVIDING CLEAR SKY AND CALM WIND...FROST AND FREEZE
CONDITIONS ARE LIKELY TO DEVELOP EARLY SUNDAY MORNING.

NCZ035>037-056-057-068>072-082-502-504-506-508-510-SCZ008-009-013-
014-110345-
/O.CON.KGSP.FZ.W.0002.120311T0500Z-120311T1400Z/
ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON-
MECKLENBURG-CABARRUS-UNION NC-GREATER CALDWELL-GREATER BURKE-
EASTERN MCDOWELL-GREATER RUTHERFORD-EASTERN POLK-CHEROKEE-YORK-
UNION SC-CHESTER-
INCLUDING THE CITIES OF...STATESVILLE...MOCKSVILLE...HICKORY...
SALISBURY...SHELBY...LINCOLNTON...GASTONIA...CHARLOTTE...
CONCORD...MONROE...GAFFNEY...ROCK HILL...UNION...CHESTER
238 PM EST SAT MAR 10 2012

...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT EST TONIGHT TO
10 AM EDT SUNDAY...

* LOCATIONS...THE NORTH CAROLINA FOOTHILLS AND PIEDMONT AS WELL 
  AS THE EASTERN UPSTATE OF SOUTH CAROLINA. 

* TEMPERATURES...IN THE LOWER 30S.

* IMPACTS...FROST AND SUB-FREEZING TEMPERATURES WILL KILL TENDER 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

GAZ018-026-028-029-SCZ004>007-010>012-019-110345-
/O.CON.KGSP.FR.Y.0001.120311T0500Z-120311T1400Z/
STEPHENS-FRANKLIN-HART-ELBERT-GREATER OCONEE-GREATER PICKENS-
GREATER GREENVILLE-SPARTANBURG-ANDERSON-ABBEVILLE-LAURENS-
GREENWOOD-
INCLUDING THE CITIES OF...TOCCOA...HARTWELL...ELBERTON...
GREENVILLE...SPARTANBURG...ANDERSON...ABBEVILLE...LAURENS...
GREENWOOD
238 PM EST SAT MAR 10 2012

...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT EST TONIGHT TO
10 AM EDT SUNDAY...

* LOCATIONS...THE FOOTHILLS AND PIEDMONT OF NORTHEAST GEORGIA 
  AND THE WESTERN UPSTATE OF SOUTH CAROLINA. 

* TEMPERATURES...IN THE MIDDLE 30S.

* WINDS...NORTHEAST AROUND 5 MPH.

* IMPACTS...FROST WILL KILL TENDER VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

MOORE
243 
WWUS72 KGSP 110232
NPWGSP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
932 PM EST SAT MAR 10 2012

...FROST AND FREEZE EXPECTED ACROSS MUCH OF THE FOOTHILLS AND
PIEDMONT OF THE WESTERN CAROLINAS AND NORTHEAST GEORGIA SUNDAY
MORNING...

.RECENT COLLABORATION WITH AGRICULTURAL USERS ACROSS THE WESTERN
CAROLINAS AND NORTHEAST GEORGIA INDICATED THAT THE SPRING GROWING
SEASON IS OFF TO AN EARLY START GIVEN THE RELATIVELY MILD WINTER.
FROST AND FREEZE PRODUCTS ARE NOW ACTIVE FOR FOOTHILL AND
PIEDMONT LOCATIONS. WITH HIGH PRESSURE SETTLING OVER THE REGION
TONIGHT AND PROVIDING A CLEAR SKY AND CALM WIND...FROST AND FREEZE
CONDITIONS ARE LIKELY TO DEVELOP EARLY SUNDAY MORNING.

NCZ035>037-056-057-068>072-082-502-504-506-508-510-SCZ008-009-013-
014-111045-
/O.CON.KGSP.FZ.W.0002.120311T0500Z-120311T1400Z/
ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON-
MECKLENBURG-CABARRUS-UNION NC-GREATER CALDWELL-GREATER BURKE-
EASTERN MCDOWELL-GREATER RUTHERFORD-EASTERN POLK-CHEROKEE-YORK-
UNION SC-CHESTER-
INCLUDING THE CITIES OF...STATESVILLE...MOCKSVILLE...HICKORY...
SALISBURY...SHELBY...LINCOLNTON...GASTONIA...CHARLOTTE...
CONCORD...MONROE...GAFFNEY...ROCK HILL...UNION...CHESTER
932 PM EST SAT MAR 10 2012

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM EDT SUNDAY...

* LOCATIONS...THE NORTH CAROLINA FOOTHILLS AND PIEDMONT AS WELL 
  AS THE EASTERN UPSTATE OF SOUTH CAROLINA. 

* TEMPERATURES...IN THE LOWER 30S.

* IMPACTS...FROST AND SUB-FREEZING TEMPERATURES WILL KILL TENDER 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

GAZ018-026-028-029-SCZ004>007-010>012-019-111045-
/O.CON.KGSP.FR.Y.0001.120311T0500Z-120311T1400Z/
STEPHENS-FRANKLIN-HART-ELBERT-GREATER OCONEE-GREATER PICKENS-
GREATER GREENVILLE-SPARTANBURG-ANDERSON-ABBEVILLE-LAURENS-
GREENWOOD-
INCLUDING THE CITIES OF...TOCCOA...HARTWELL...ELBERTON...
GREENVILLE...SPARTANBURG...ANDERSON...ABBEVILLE...LAURENS...
GREENWOOD
932 PM EST SAT MAR 10 2012

...FROST ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT SUNDAY...

* LOCATIONS...THE FOOTHILLS AND PIEDMONT OF NORTHEAST GEORGIA 
  AND THE WESTERN UPSTATE OF SOUTH CAROLINA. 

* TEMPERATURES...IN THE MIDDLE 30S.

* WINDS...NORTHEAST AROUND 5 MPH.

* IMPACTS...FROST WILL KILL TENDER VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
254 
WWUS72 KGSP 110711
NPWGSP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
311 AM EDT SUN MAR 11 2012

...FROST AND FREEZE EXPECTED ACROSS MUCH OF THE FOOTHILLS AND
PIEDMONT OF THE WESTERN CAROLINAS AND NORTHEAST GEORGIA THIS MORNING...

.RECENT COLLABORATION WITH AGRICULTURAL USERS ACROSS THE WESTERN
CAROLINAS AND NORTHEAST GEORGIA INDICATED THAT THE SPRING GROWING
SEASON IS OFF TO AN EARLY START GIVEN THE RELATIVELY MILD WINTER.
FROST AND FREEZE PRODUCTS ARE NOW ACTIVE FOR FOOTHILL AND
PIEDMONT LOCATIONS. WITH HIGH PRESSURE SETTLING OVER THE REGION
EARLY THIS MORNING AND PROVIDING CLEAR SKIES AND CALM WINDS...FROST
AND FREEZE CONDITIONS ARE LIKELY TO DEVELOP.

NCZ035>037-056-057-068>072-082-502-504-506-508-510-SCZ008-009-013-
014-111400-
/O.CON.KGSP.FZ.W.0002.000000T0000Z-120311T1400Z/
ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON-
MECKLENBURG-CABARRUS-UNION NC-GREATER CALDWELL-GREATER BURKE-
EASTERN MCDOWELL-GREATER RUTHERFORD-EASTERN POLK-CHEROKEE-YORK-
UNION SC-CHESTER-
INCLUDING THE CITIES OF...STATESVILLE...MOCKSVILLE...HICKORY...
SALISBURY...SHELBY...LINCOLNTON...GASTONIA...CHARLOTTE...
CONCORD...MONROE...GAFFNEY...ROCK HILL...UNION...CHESTER
311 AM EDT SUN MAR 11 2012

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM EDT THIS
MORNING...

* LOCATIONS...THE NORTH CAROLINA FOOTHILLS AND PIEDMONT AS WELL 
  AS THE EASTERN UPSTATE OF SOUTH CAROLINA. 

* TEMPERATURES...IN THE LOWER 30S.

* IMPACTS...FROST AND SUB-FREEZING TEMPERATURES WILL KILL TENDER 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

GAZ018-026-028-029-SCZ004>007-010>012-019-111400-
/O.CON.KGSP.FR.Y.0001.000000T0000Z-120311T1400Z/
STEPHENS-FRANKLIN-HART-ELBERT-GREATER OCONEE-GREATER PICKENS-
GREATER GREENVILLE-SPARTANBURG-ANDERSON-ABBEVILLE-LAURENS-
GREENWOOD-
INCLUDING THE CITIES OF...TOCCOA...HARTWELL...ELBERTON...
GREENVILLE...SPARTANBURG...ANDERSON...ABBEVILLE...LAURENS...
GREENWOOD
311 AM EDT SUN MAR 11 2012

...FROST ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT THIS
MORNING...

* LOCATIONS...THE FOOTHILLS AND PIEDMONT OF NORTHEAST GEORGIA 
  AND THE WESTERN UPSTATE OF SOUTH CAROLINA. 

* TEMPERATURES...IN THE MIDDLE 30S.

* WINDS...NORTHEAST WINDS LESS THAN 5 MPH.

* IMPACTS...FROST WILL KILL TENDER VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

GERAPETRITIS

What forecasters said that day

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

NWS Greenville-Spartanburg, SC wrote its last area forecast discussion before this freeze warning went out at Mar 10, 12:49 AM EST, 1 hour 15 minutes earlier.

Area forecast discussion, Mar 10, 12:49 AM EST, 1 hour 15 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1249 AM EST SAT MAR 10 2012

.SYNOPSIS...
HIGH PRESSURE WILL SLOWLY MOVE ACROSS THE EAST COAST THROUGH THE WEEKEND.
A COLD FRONT WILL THEN PUSH INTO THE FORECAST AREA MONDAY AND BECOME
STATIONARY THROUGH TUESDAY.

&&

.NEAR TERM /THROUGH TONIGHT/...
AS OF 1245 AM...AN UPPER LEVEL TROUGH AXIS WILL MOVE OFF THE EAST
COAST EARLY THIS MORNING. SFC HIGH PRESSURE WILL DOMINATE THE ERN
HALF OF THE NATION THROUGH THE NEAR TERM. COLD ADVECTION WILL
CONTINUE UNDER THE HIGH...WITH VERY DRY PROFILES IN PLACE. THERE MAY
BE BRIEF NE WIND GUSTS RIGHT WHEN MIXING STARTS ACROSS THE PIEDMONT
LATE THIS MORNING...BUT THE GRADIENT WILL QUICKLY RELAX INTO THE
AFTN HOURS. MAX TEMPS WILL LIKELY BE NEAR NORMAL...EXCEPT A CATEGORY
BELOW NORMAL ALONG THE INTERSTATE 77 CORRIDOR IN THE THICKNESS
TROUGH.

WINDS WILL BECOME LIGHT TONIGHT AS THE GRADIENT RELAXES FURTHER
UNDER THE HIGH PRESSURE. COORDINATION WITH AGRICULTURAL USERS IN WRN
NC FRIDAY INDICATED THAT FROST/FREEZE PRODUCTS SHOULD NOW BE
ACTIVATED DUE TO THE MILD WINTER AND EARLY START TO THE GROWING
SEASON. A FREEZE WARNING WILL LIKELY BE NEEDED FOR THE NC
FOOTHILLS/PIEDMONT...AND THE ERN UPSTATE...WITH A FROST ADVISORY FOR
THE WRN UPSTATE AND NE GA LATE TONIGHT AND EARLY SUNDAY.

&&

.SHORT TERM /SUNDAY THROUGH MONDAY NIGHT/...
AS OF 1 PM FRIDAY...THE SHORT TERM FCST PICKS UP AT 00Z ON SUNDAY
WITH UPPER RIDGING BUILDING OVER THE REGION AS THE CLOSED H5 LOW
SPINS OVER THE SW CONUS. THE CLOSED LOW IS EXPECTED TO SLOWLY LIFT
NE AND BEGIN TO OPEN AS IT CLIMBS UP AND OVER THE UPPER RIDGE. BY
THE END OF THE PERIOD AT 00Z TUES...THE LOW IS EXPECTED TO BE OVER
THE GREAT LAKES REGION WITH UPPER RIDGING PERSISTING OVER THE
SOUTHEAST.

ON SUNDAY...THE STRONG SFC HIGH WILL SLOWLY SLIDE SOUTHEAST WITH
THE CENTER MOVING JUST NORTH OF THE CAROLINAS. LOW LVL FLOW WILL
GRADUALLY BECOME MORE SOUTHEASTERLY THRU THE DAY/EVENING AS THE HIGH
BEGINS TO MOVE OFFSHORE. TEMPS SUNDAY MORNING ARE EXPECTED TO DROP
INTO THE FREEZING RANGE OVER MOST OF THE CWFA WITH MID TO UPPER 20S
OVER THE MTS. WINDS WILL BE LIGHT WITH DECENT RH...SO AREAS OF FROST
WERE INCLUDED IN THE GRIDS OVER LARGE PORTIONS OF THE CWFA. THE
HIGHER ELEVATIONS WILL LIKELY SEE A GOOD FREEZE. TEMPS SHOULD BEGIN
TO REBOUND LATER IN THE DAY AS WHATS LEFT OF THE CAA DISSIPATES
AND LOW LVL WINDS BECOME MORE SOUTHERLY. PROFILES REMAIN MOSTLY DRY
THRU 00Z MON SO I DO NOT HAVE ANY SIG POPS THRU 00Z. HIGH TEMPS WILL
LIKELY CLIMB BACK INTO THE LOW 60S FOR THE LOWER ELEVATIONS AND
UPPER 50S OVER THE MTS.

ON MONDAY...WINDS WILL REMAIN SOUTHERLY AS THE HIGH MOVES OFFSHORE
AND LOW TO MID LVL MOISTURE INCREASES OVER THE REGION. MOISTURE
PROFILES WILL IMPROVE FROM WEST TO EAST THRU THE DAY/EVENING WITH
FAIRLY SATURATED LOW TO MID LVLS BY 00Z TUES. THE NAM HAS BEEN LESS
BULLISH WRT DEEPER MOISTURE OVER THE CWFA DURING THE PAST FEW
RUNS...AS IT TRIES TO CAP THE HIGHER RH AIR AT ABOUT 700MB. I THINK
A WETTER SOLUTION WILL ACTUALLY PAN OUT...HOWEVER I DID KEEP THE
POPS CAPPED AT SOLID CHANCE FOR ROUGHLY THE NW 2/3RDS OF THE CWFA
FOR NOW. REGARDLESS...QPF WILL LIKELY BE MINIMAL WITH MOST AREAS
RECEIVING LESS THAN A TENTH OF AN INCH THRU 00Z TUES. MODELS PROJECT
VERY LITTLE INSTABILITY ON MONDAY AFTERNOON/EVENING SO THERE WAS NO
MENTION OF THUNDER IN THE FCST. TEMPS WILL CONTINUE TO CLIMB DURING
THE DAY WITH HIGHS APPROACHING 70 OVER THE UPSTATE AND FOOTHILLS AND
LOWER TO MID 60S OVER THE HIGHER ELEVATIONS.

&&

.LONG TERM /TUESDAY THROUGH FRIDAY/...
AT 200 PM FRIDAY...BROAD H5 RIDGING WILL FLATTEN ACROSS THE
SOUTHEAST U.S. ON TUESDAY AS A H5 CLOSED LOW PUSHES ACROSS EASTERN
CANADA. AT THE SFC...A WEAK FRONT MAY DRIFT EAST ACROSS THE
CWA...RESULTING IN PW VALUES TO REMAIN BETWEEN 1.0 TO 1.15 INCHES
THROUGH THE DAY. FORECAST SOUNDINGS INDICATE THAT SFC BASED
INSTABILITY WILL POOL AT OR ABOVE 500 J/KG DURING THE AFTERNOON. THE
COMBINATION OF WEAK INSTABILITY...DEEP MOISTURE...AND POSSIBLE WEAK
CONVERGENCE ALONG AN OLD SFC BOUNDARY MAY SUPPORT THE DEVELOPMENT OF
SHRA AND TSRA. HOWEVER...COVERAGE WILL REMAIN LIMITED BY THE LACK OF
ANY SIGNIFICANT SOURCE OF LLVL LIFT...I WILL KEEP POPS CAPPED AROUND
30 PERCENT. TEMPERATURES WILL REMAIN VERY MILD...RANGING BETWEEN 10
TO 15 DEGREES ABOVE NORMAL.

WEDNESDAY THROUGH FRIDAY...BOTH THE GFS AND ECMWF INDICATE THAT MID
LEVEL RIDGING WILL INCREASE ACROSS THE FORECAST AREA THROUGH THE
PERIOD. FORECAST SOUNDINGS INDICATE A WEAK H9-H85 INVERSION MAY
EXIST EACH DAY...PROVIDING A SHALLOW REGION OF INHIBITION. I WILL
KEEP POPS LIMITED TO A SCHC ON WEDNESDAY AND THURSDAY DURING THE
AFTERNOON AND EVENING. ANOTHER WEAK SFC FRONT WILL MOVE INTO THE
SOUTHERN APPALACHIAN REGION DURING THE DAYLIGHT HOURS. CONDITIONS
ON FRIDAY WILL WILL BE SIMILAR TO TUESDAY...THEREFORE...I WILL FORECAST
CHC POPS ACROSS THE MAJORITY OF THE FORECAST AREA. TEMPERATURES
WEDNESDAY THROUGH FRIDAY WILL START OFF IN THE LOW TO MID 50S AND
REACH THE MID TO UPPER 70S DURING THE AFTERNOON.

&&

.AVIATION /06Z SATURDAY THROUGH WEDNESDAY/...
AT KCLT AND ELSEWHERE...HIGH PRES CENTERED OVER THE OH VALLEY EARLY
THIS MORNING WILL MOVE EWD TO THE ERN SEABOARD BY LATE DAY. UNDER
CLEAR SKIES...NRLY WINDS WILL BECOME NE THROUGH THE DAY...WITH AN
ADJUSTMENT TO LIGHT SE FROM KAVL TO KHKY LATE DAY. LIGHT N TO NE
MIXING OVERNIGHT SHOULD BE JUST ENOUGH TO PRECLUDE ANY WIDESPREAD
FROST PROBLEMS AND ASSOCIATED DEICING ISSUES AROUND DAYBREAK. WINDS
COULD BRIEFLY GUST 14Z TO 16Z JUST AS MIXING STARTS...BUT ANY GUSTS
WILL QUICKLY SETTLE DOWN BY EARLY AFTN.

OUTLOOK...HIGH PRESSURE WILL PERSIST THROUGH SUNDAY...BUT WITH SRLY
RETURN FLOW MOISTURE DEVELOPING INTO MONDAY. PRECIPITATION AND
RESTRICTION CHANCES INCREASE MONDAY NIGHT INTO TUESDAY...WITH
UNSETTLED CONDITIONS THROUGH MID WEEK.

AN EXPERIMENTAL AVIATION FORECAST CONSISTENCY TABLE SHOWING THE
PERCENTAGE OF GUIDANCE MEMBERS AGREEING WITH THE SCHEDULED ISSUANCE
CATEGORY IS AVAILABLE AT FOLLOWING LINK (USE LOWER CASE)...

WWW.WEATHER.GOV/GSP/AVIATION/TABLES.HTM

&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...NONE.
NC...NONE.
SC...NONE.

&&

SYNOPSIS...SBK
NEAR TERM...HG
SHORT TERM...JPT
LONG TERM...NED
AVIATION...HG
Hazardous weather outlook, Mar 9, 5:16 PM EST, 8 hours 48 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
516 PM EST FRI MAR 9 2012

GAZ018-026-028-029-NCZ035>037-056-057-068>072-082-502-504-506-508-
510-SCZ004>014-019-102230-
STEPHENS-FRANKLIN-HART-ELBERT-ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-
CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC-
GREATER CALDWELL-GREATER BURKE-EASTERN MCDOWELL-GREATER RUTHERFORD-
EASTERN POLK-GREATER OCONEE-GREATER PICKENS-GREATER GREENVILLE-
SPARTANBURG-CHEROKEE-YORK-ANDERSON-ABBEVILLE-LAURENS-UNION SC-
CHESTER-GREENWOOD-
516 PM EST FRI MAR 9 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT
NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA.

.DAY ONE...TONIGHT.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

AREAS OF FROST AND NEAR FREEZING TEMPERATURES ARE LIKELY SATURDAY
NIGHT AND EARLY SUNDAY MORNING OVER THE FOOTHILLS AND PIEDMONT OF
NORTHEAST GEORGIA AND THE WESTERN CAROLINAS. IF THIS FORECAST
CONTINUES...A FROST ADVISORY OR FREEZE WARNING WILL BE NEEDED.

.SPOTTER INFORMATION STATEMENT...

NONE.

GAZ010-017-NCZ033-048>053-058-059-062>065-501-503-505-507-509-
SCZ001>003-102230-
RABUN-HABERSHAM-AVERY-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-
GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-
HENDERSON-CALDWELL MOUNTAINS-BURKE MOUNTAINS-MCDOWELL MOUNTAINS-
RUTHERFORD MOUNTAINS-POLK MOUNTAINS-OCONEE MOUNTAINS-
PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-
516 PM EST FRI MAR 9 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...WESTERN
NORTH CAROLINA AND UPSTATE SOUTH CAROLINA.

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 10, 2:04 AM ESTFrost AdvisoryGSPAbbeville, Anderson, Greenwood, Laurens31 hr

Nearby

Freeze Warnings in North Carolina, 2012Freeze Warnings in South Carolina, 2012Every freeze warning 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.