Alert archive / North Carolina / Frost Advisories in 2012
Frost Advisory 2, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this frost advisory at Apr 6, 2012, 5:33 AM EDT for 28 counties in North Carolina; Cherokee County, Chester County, York County, South Carolina. It took effect at Apr 7, 2012, 2:00 AM EDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Apr 6, 2012, 5:33 AM EDT (09:33 UTC)
- In effect from
- Apr 7, 2012, 2:00 AM EDT
- Expired
- Apr 7, 2012, 10:00 AM EDT
- In force
- 8 hr
- Issued by
- NWS Greenville-Spartanburg, SC
All 31 counties
Alexander County, NC, Avery County, NC, Buncombe County, NC, Burke County, NC, Cabarrus County, NC, Caldwell County, NC, Catawba County, NC, Cleveland County, NC, Davie County, NC, Gaston County, NC, Graham County, NC, Haywood County, NC, Henderson County, NC, Iredell County, NC, Jackson County, NC, Lincoln County, NC, Macon County, NC, Madison County, NC, McDowell County, NC, Mecklenburg County, NC, Mitchell County, NC, Polk County, NC, Rowan County, NC, Rutherford County, NC, Swain County, NC, Transylvania County, NC, Union County, NC, Yancey County, NC, Cherokee County, SC, Chester County, SC, York County, SC
The radar
The Greer radar (KGSP), 76 km from the middle of the area, began a volume at 09:33 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, 9.6 hours before the alert went out and 188 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1094 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 124 m²/s²
- 0-3 km storm-relative helicity
- 148 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
625 WWUS72 KGSP 060933 NPWGSP URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 533 AM EDT FRI APR 6 2012 ...AREAS OF FROST OVER PART OF THE CAROLINAS EARLY SATURDAY MORNING... NCZ033-035>037-048>053-056>059-062>065-068>072-082-501>510-SCZ008- 009-014-061745- /O.NEW.KGSP.FR.Y.0002.120407T0600Z-120407T1400Z/ AVERY-ALEXANDER-IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN- HAYWOOD-BUNCOMBE-CATAWBA-ROWAN-GRAHAM-NORTHERN JACKSON-MACON- SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-CLEVELAND-LINCOLN-GASTON- MECKLENBURG-CABARRUS-UNION NC-CALDWELL MOUNTAINS-GREATER CALDWELL- BURKE MOUNTAINS-GREATER BURKE-MCDOWELL MOUNTAINS-EASTERN MCDOWELL- RUTHERFORD MOUNTAINS-GREATER RUTHERFORD-POLK MOUNTAINS- EASTERN POLK-CHEROKEE-YORK-CHESTER- INCLUDING THE CITIES OF...NEWLAND...STATESVILLE...MOCKSVILLE... SPRUCE PINE...BRYSON CITY...WAYNESVILLE...ASHEVILLE...HICKORY... SALISBURY...SYLVA...FRANKLIN...BREVARD...HENDERSONVILLE... SHELBY...LINCOLNTON...GASTONIA...CHARLOTTE...CONCORD...MONROE... GAFFNEY...ROCK HILL...CHESTER 533 AM EDT FRI APR 6 2012 ...FROST ADVISORY IN EFFECT FROM 2 AM TO 10 AM EDT SATURDAY... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 10 AM EDT SATURDAY. * LOCATIONS...NORTH CAROLINA MOUNTAINS AND PIEDMONT...INTO EASTERN UPSTATE SOUTH CAROLINA NEAR I-77. * TEMPERATURES...IN THE MID TO LOWER 40S. * WINDS...NORTH UP TO 5 MPH. * IMPACTS...POSSIBLE DAMAGE TO SENSITIVE OUTDOOR PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
5 follow-up statements
852 WWUS72 KGSP 061737 NPWGSP URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 137 PM EDT FRI APR 6 2012 ...AREAS OF FROST OVER PART OF THE CAROLINAS EARLY SATURDAY MORNING... NCZ033-049-050-070145- /O.UPG.KGSP.FR.Y.0002.120407T0600Z-120407T1400Z/ /O.NEW.KGSP.FZ.W.0003.120407T0600Z-120407T1400Z/ AVERY-YANCEY-MITCHELL- INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE 137 PM EDT FRI APR 6 2012 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 10 AM EDT SATURDAY... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 2 AM TO 10 AM EDT SATURDAY. THE FROST ADVISORY IS NO LONGER IN EFFECT. * LOCATIONS...THE NORTHERN NORTH CAROLINA MOUNTAINS . * TEMPERATURES...AROUND 30. * IMPACTS...POSSIBLE DAMAGE TO SENSITIVE OUTDOOR PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ NCZ035>037-048-051>053-056>059-062>065-068>072-082-501>510-SCZ008- 009-014-070145- /O.CON.KGSP.FR.Y.0002.120407T0600Z-120407T1400Z/ ALEXANDER-IREDELL-DAVIE-MADISON-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA- ROWAN-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA- HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC- CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE- MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS- GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-CHEROKEE-YORK- CHESTER- INCLUDING THE CITIES OF...STATESVILLE...MOCKSVILLE... BRYSON CITY...WAYNESVILLE...ASHEVILLE...HICKORY...SALISBURY... SYLVA...FRANKLIN...BREVARD...HENDERSONVILLE...SHELBY... LINCOLNTON...GASTONIA...CHARLOTTE...CONCORD...MONROE...GAFFNEY... ROCK HILL...CHESTER 137 PM EDT FRI APR 6 2012 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 10 AM EDT SATURDAY... * LOCATIONS...THE CENTRAL AND SOUTHERN MOUNTAINS...FOOTHILLS AND PIEDMONT OF NORTH CAROLINA...AND THE EASTERN UPSTATE OF SOUTH CAROLINA. * TEMPERATURES...IN THE LOWER TO MID 30S. * WINDS...NORTH UP TO 5 MPH. * IMPACTS...POSSIBLE DAMAGE TO SENSITIVE OUTDOOR PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
750 WWUS72 KGSP 062114 NPWGSP URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 514 PM EDT FRI APR 6 2012 ...AREAS OF FROST OVER PART OF THE CAROLINAS EARLY SATURDAY MORNING... NCZ033-049-050-070500- /O.CON.KGSP.FZ.W.0003.120407T0600Z-120407T1400Z/ AVERY-YANCEY-MITCHELL- INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE 514 PM EDT FRI APR 6 2012 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 10 AM EDT SATURDAY... * LOCATIONS...THE NORTHERN NORTH CAROLINA MOUNTAINS. * TEMPERATURES...AROUND 30. * IMPACTS...FREEZING TEMPERATURES ALONG WITH AREAS OF FROST WILL DAMAGE SENSITIVE OUTDOOR PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ NCZ035>037-048-051>053-056>059-062>065-068>072-082-501>510-SCZ008- 009-014-070500- /O.CON.KGSP.FR.Y.0002.120407T0600Z-120407T1400Z/ ALEXANDER-IREDELL-DAVIE-MADISON-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA- ROWAN-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA- HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC- CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE- MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS- GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-CHEROKEE-YORK- CHESTER- INCLUDING THE CITIES OF...STATESVILLE...MOCKSVILLE... BRYSON CITY...WAYNESVILLE...ASHEVILLE...HICKORY...SALISBURY... SYLVA...FRANKLIN...BREVARD...HENDERSONVILLE...SHELBY... LINCOLNTON...GASTONIA...CHARLOTTE...CONCORD...MONROE...GAFFNEY... ROCK HILL...CHESTER 514 PM EDT FRI APR 6 2012 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 10 AM EDT SATURDAY... * LOCATIONS...THE CENTRAL AND SOUTHERN MOUNTAINS...FOOTHILLS AND PIEDMONT OF NORTH CAROLINA...AND THE EASTERN UPSTATE OF SOUTH CAROLINA. * TEMPERATURES...IN THE LOWER TO MID 30S. * WINDS...NORTH UP TO 5 MPH. * IMPACTS...POSSIBLE DAMAGE TO SENSITIVE OUTDOOR PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ HG
504 WWUS72 KGSP 070229 NPWGSP URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 1029 PM EDT FRI APR 6 2012 ...FROST AND FREEZE POSSIBLE FOR PARTS OF THE WESTERN CAROLINAS EARLY SATURDAY MORNING... .A COOL AIRMASS WILL MOVE SOUTHWARD INTO THE FORECAST AREA OVERNIGHT. LIGHT WINDS AND CLEAR SKIES WILL ALLOW FROST AND FREEZE CONDITIONS TO DEVELOP ACROSS PARTS OF THE WESTERN CAROLINAS AND NORTHEAST GEORGIA. NCZ033-049-050-071400- /O.CON.KGSP.FZ.W.0003.120407T0600Z-120407T1400Z/ AVERY-YANCEY-MITCHELL- INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE 1029 PM EDT FRI APR 6 2012 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 10 AM EDT SATURDAY... * LOCATIONS...THE NORTHERN NORTH CAROLINA MOUNTAINS. * TEMPERATURES...LOWS IN THE LOWER 30S. * IMPACTS...FREEZING TEMPERATURES ALONG WITH AREAS OF FROST WILL DAMAGE SENSITIVE OUTDOOR PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ NCZ035>037-048-051>053-056>059-062>065-068>072-082-501>510-SCZ008- 009-014-071400- /O.CON.KGSP.FR.Y.0002.120407T0600Z-120407T1400Z/ ALEXANDER-IREDELL-DAVIE-MADISON-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA- ROWAN-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA- HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC- CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE- MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS- GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-CHEROKEE-YORK- CHESTER- INCLUDING THE CITIES OF...STATESVILLE...MOCKSVILLE... BRYSON CITY...WAYNESVILLE...ASHEVILLE...HICKORY...SALISBURY... SYLVA...FRANKLIN...BREVARD...HENDERSONVILLE...SHELBY... LINCOLNTON...GASTONIA...CHARLOTTE...CONCORD...MONROE...GAFFNEY... ROCK HILL...CHESTER 1029 PM EDT FRI APR 6 2012 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 10 AM EDT SATURDAY... * LOCATIONS...THE CENTRAL AND SOUTHERN MOUNTAINS...FOOTHILLS AND PIEDMONT OF NORTH CAROLINA...AND THE EASTERN UPSTATE OF SOUTH CAROLINA. * TEMPERATURES...LOWS IN THE MID 30S. * WINDS...NORTH WINDS AT 5 MPH OR LESS. * IMPACTS...POSSIBLE DAMAGE TO SENSITIVE OUTDOOR PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ GERAPETRITIS
469 WWUS72 KGSP 071124 NPWGSP URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 724 AM EDT SAT APR 7 2012 ...FROST AND FREEZE FOR PARTS OF THE WESTERN CAROLINAS EARLY THIS MORNING... .A COOL AIRMASS WILL REMAIN OVER THE FORECAST AREA EARLY THIS MORNING. LIGHT WINDS AND CLEAR SKIES WILL ALLOW FROST AND FREEZE CONDITIONS TO CONTINUE ACROSS PARTS OF THE WESTERN CAROLINAS. NCZ033-049-050-071400- /O.CON.KGSP.FZ.W.0003.000000T0000Z-120407T1400Z/ AVERY-YANCEY-MITCHELL- INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE 724 AM EDT SAT APR 7 2012 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM EDT THIS MORNING... * LOCATIONS...THE NORTHERN NORTH CAROLINA MOUNTAINS. * TEMPERATURES...LOWS AROUND 30. * IMPACTS...FREEZING TEMPERATURES ALONG WITH AREAS OF FROST WILL DAMAGE SENSITIVE OUTDOOR PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ NCZ035>037-048-051>053-056>059-062>065-068>072-082-501>510-SCZ008- 009-014-071400- /O.CON.KGSP.FR.Y.0002.000000T0000Z-120407T1400Z/ ALEXANDER-IREDELL-DAVIE-MADISON-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA- ROWAN-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA- HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC- CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE- MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS- GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-CHEROKEE-YORK- CHESTER- INCLUDING THE CITIES OF...STATESVILLE...MOCKSVILLE... BRYSON CITY...WAYNESVILLE...ASHEVILLE...HICKORY...SALISBURY... SYLVA...FRANKLIN...BREVARD...HENDERSONVILLE...SHELBY... LINCOLNTON...GASTONIA...CHARLOTTE...CONCORD...MONROE...GAFFNEY... ROCK HILL...CHESTER 724 AM EDT SAT APR 7 2012 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT THIS MORNING... * LOCATIONS...THE CENTRAL AND SOUTHERN MOUNTAINS...FOOTHILLS AND PIEDMONT OF NORTH CAROLINA...AND THE EASTERN UPSTATE OF SOUTH CAROLINA. * TEMPERATURES...LOWS IN THE LOWER TO MID 30S. * WINDS...NORTH UP TO 5 MPH. * IMPACTS...POSSIBLE DAMAGE TO SENSITIVE OUTDOOR PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
575 WWUS72 KGSP 071332 NPWGSP URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 932 AM EDT SAT APR 7 2012 NCZ033-049-050-071445- /O.EXP.KGSP.FZ.W.0003.000000T0000Z-120407T1400Z/ AVERY-YANCEY-MITCHELL- INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE 932 AM EDT SAT APR 7 2012 ...FREEZE WARNING WILL EXPIRE AT 10 AM EDT THIS MORNING... TEMPERATURES WILL CONTINUE TO RISE THROUGH THE MORNING ENDING THE FROST AND FREEZE THREAT. $$ NCZ035>037-048-051>053-056>059-062>065-068>072-082-501>510-SCZ008- 009-014-071445- /O.EXP.KGSP.FR.Y.0002.000000T0000Z-120407T1400Z/ ALEXANDER-IREDELL-DAVIE-MADISON-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA- ROWAN-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA- HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC- CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE- MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS- GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-CHEROKEE-YORK- CHESTER- INCLUDING THE CITIES OF...STATESVILLE...MOCKSVILLE... BRYSON CITY...WAYNESVILLE...ASHEVILLE...HICKORY...SALISBURY... SYLVA...FRANKLIN...BREVARD...HENDERSONVILLE...SHELBY... LINCOLNTON...GASTONIA...CHARLOTTE...CONCORD...MONROE...GAFFNEY... ROCK HILL...CHESTER 932 AM EDT SAT APR 7 2012 ...FROST ADVISORY WILL EXPIRE AT 10 AM EDT THIS MORNING... TEMPERATURES WILL CONTINUE TO RISE THROUGH THE MORNING ENDING THE FROST THREAT. $$
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 Greenville-Spartanburg, SC wrote its last area forecast discussion before this frost advisory went out at Apr 6, 3:30 AM EDT, 2 hours 3 minutes earlier.
Area forecast discussion, Apr 6, 3:30 AM EDT, 2 hours 3 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 330 AM EDT FRI APR 6 2012 .SYNOPSIS... LOW PRESSURE WILL QUICKLY EXIT EAST OF THE AREA THIS MORNING...WITH COOL AND DRY HIGH PRESSURE BUILDING IN THROUGH SATURDAY. THEN A DRY COLD FRONT WILL PUSH THROUGH THE REGION SUNDAY. FOR THE MIDDLE OF NEXT WEEK...AN UPPER TROUGH WILL SET UP ALONG THE EAST COAST...WHICH COULD LEAD TO COOLER THAN NORMAL TEMPERATURES. && .NEAR TERM /THROUGH TONIGHT/... UPPER LOW/TROF WILL TRACK E ACROSS CNTRL SC THIS MRNG WITH SHWRS SLOWLY TAPERING OFF AND ENDING AS IT CONTINUES OFF THE CAROLINA COAST TODAY. EXPECT CLEARING SKIES THIS AFTN BUT WITH LOWER THICKNESS VALUES TEMPS WILL BE A FEW DEG BELOW AVG. NE WINDS WILL BE A LITTLE GUSTY THRU THE MRNG AND EARLY AFTN BEFORE THEY BEGIN TO TAPER OFF AS WELL. WITH CONTINUED LOWER THKNS VALUES...MCLR SKIES AND LGT WINDS TONIGHT...SAT MRNG LOWS WILL BE NEAR TO SLIGHTLY BELOW AVG. LATEST MODEL BLEND FOR SAT MRNG LOWS ONLY SHOWED TEMPS AT THE HIGHER PEAKS COOLING TO AROUND FREEZING LATE TONIGHT...SO WE WILL HOLD OFF ON FROST/FREEZE PRODUCTS UNTIL THE DAY SHIFT CAN EVALUATE EXTENT OF PSBL FREEZING TEMPS WITH A NEWER MODEL RUN. && .SHORT TERM /SATURDAY THROUGH MONDAY/... AS OF 3 AM FRIDAY...A HIGH PRESSURE SYSTEM WILL BE CENTERED OVER THE CWFA SATURDAY...THEN WEAKEN SATURDAY NIGHT AS SHORTWAVE ENERGY FLATTENS THE UPPER RIDGE FROM THE WEST SUNDAY. THIS SHORTWAVE WILL HELP PUSH A DRY COLD FRONT THRU THE CWFA SUNDAY AFTN...WITH WEAK HIGH PRESSURE BUILDING IN FROM THE WEST BY MONDAY MORNING. SO I/M KEEPING A DRY FCST THRU MONDAY WITH TEMPS REBOUNDING TO NEAR NORMAL SATURDAY...AND A COUPLE CATEGORIES WARMER SUNDAY AND MONDAY. THERE COULD BE SOME PATCHY FROST IN THE NRN MTNS SATURDAY NIGHT...AND AFTN RH VALUES WILL LIKELY REACH CRITICAL FIRE WX LEVELS BOTH SATURDAY AND SUNDAY...ESPECIALLY ACRS THE PIEDMONT. && .LONG TERM /MONDAY NIGHT THROUGH THURSDAY/... AS OF 315 AM FRIDAY...THE EXTENDED GRIDS STILL LOOK ON TRACK...BASED ON LATEST MEDIUM RANGE GUIDANCE. VERY GOOD AGREEMENT ON AN UPPER LOW ESTABLISHING ITSELF ACRS A LARGE PORTION OF ERN CANADA AND CONUS. THIS IS MY FIRST SHIFT ON THIS STRING...SO I DON/T KNOW THE TRENDS...BUT COMPARISON OF THE ENVELOPE OF GUIDANCE WITH HPC...THE MODELS SEEM LESS AMPLIFIED WITH THE MEAN EAST COAST TROF LATE NEXT WEEK. IN ANY CASE...TEMPS LOOK TO TREND COOLER TO BELOW NORMAL BY WEDNESDAY WITH GENERALLY DRY CONDITIONS EXPECTED THRU THURSDAY. OVERNIGHT FROST/FREEZE CONCERNS LIKELY AGAIN IN PORTIONS OF THE MTNS STARTING TUESDAY NIGHT THRU AT LEAST THURSDAY NIGHT. && .AVIATION /08Z FRIDAY THROUGH TUESDAY/... AT KCLT...OCNL -SHRA BUT MAIN CONCERN WILL BE MVFR...THEN IFR CIGS OVERNIGHT. NE WINDS SHOULD BE ENOUGH TO KEEP VSBY UP TO AT LEAST MVFR THRU DAYBREAK...THEN G20 IN THE AFTN. EXPECT CLEARING MID MRNG THRU THE AFTN. ELSEWHERE...SAME AS KCLT BUT IFR AT KGSP/KGMU ALREADY. COULD SEE WIDESPREAD IFR ACROSS PIEDMONT LATE TONIGHT THRU DAYBREAK...THEN LIFTING AND DECREASING CLOUDS THRU THE AFTN. OUTLOOK...DRY HIGH PRESSURE RIDGE THRU SAT...DRY FRONT SUN...A WEAK FRONT MON INTO TUE WITH PSBL RESTRICTIONS. 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...ARK NEAR TERM...RB SHORT TERM...ARK LONG TERM...ARK AVIATION...RB
Hazardous weather outlook, Apr 6, 5:24 AM EDT, 9 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 524 AM EDT FRI APR 6 2012 NCZ033-035>037-048>053-056>059-062>065-068>072-082-501>510-070930- AVERY-ALEXANDER-IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD- BUNCOMBE-CATAWBA-ROWAN-GRAHAM-NORTHERN JACKSON-MACON- SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-CLEVELAND-LINCOLN-GASTON- MECKLENBURG-CABARRUS-UNION NC-CALDWELL MOUNTAINS-GREATER CALDWELL- BURKE MOUNTAINS-GREATER BURKE-MCDOWELL MOUNTAINS-EASTERN MCDOWELL- RUTHERFORD MOUNTAINS-GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK- 524 AM EDT FRI APR 6 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PIEDMONT NORTH CAROLINA AND WESTERN NORTH CAROLINA. .DAY ONE...TODAY AND TONIGHT. PATCHY FROST WILL BE POSSIBLE ACROSS MUCH OF THE NORTH CAROLINA MOUNTAINS AND THE NORMALLY COOLER LOCATIONS IN THE NORTH CAROLINA PIEDMONT. PORTIONS OF THE NORTHERN MOUNTAINS MAY ALSO EXPERIENCE A LIGHT FREEZE LATE TONIGHT. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... NONE. GAZ010-017-018-026-028-029-SCZ001>014-019-070930- RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-OCONEE MOUNTAINS- PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-GREATER OCONEE- GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK- ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD- 524 AM EDT FRI APR 6 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA AND UPSTATE SOUTH CAROLINA. .DAY ONE...TODAY AND 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. ARK
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 8:50 PM EDT | Areal Flood Advisory | GSP | Henderson, Transylvania | 2 hr |
| Apr 5, 10:52 PM EDT | Areal Flood Advisory | GSP | Transylvania | 6 hr |
| Apr 6, 1:37 PM EDT | Freeze Warning | GSP | Avery, Mitchell, Yancey | 20 hr |
Nearby
Frost Advisories in North Carolina, 2012Frost Advisories in South Carolina, 2012Every frost 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.