Alert archive / South Carolina / Frost Advisories in 2011
Frost Advisory 3, NWS Columbia, SC
NWS Columbia, SC issued this frost advisory at Oct 30, 2011, 2:21 PM EDT for 11 counties in South Carolina; 4 counties in Georgia. It took effect at Oct 31, 2011, 5:00 AM EDT. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Oct 30, 2011, 2:21 PM EDT (18:21 UTC)
- In effect from
- Oct 31, 2011, 5:00 AM EDT
- Expired
- Oct 31, 2011, 7:15 AM EDT
- In force
- 2 hr
- Issued by
- NWS Columbia, SC
Counties Columbia County, GA, Lincoln County, GA, McDuffie County, GA, Richmond County, GA, Aiken County, SC, Chesterfield County, SC, Edgefield County, SC, Fairfield County, SC, Kershaw County, SC, Lee County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Richland County, SC, Saluda County, SC
The radar
The Columbia radar (KCAE), 37 km from the middle of the area, began a volume at 18:20 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, 6.4 hours before the alert went out and 183 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
- 1701 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- -207 m²/s²
- 0-3 km storm-relative helicity
- 30 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
902 WWUS72 KCAE 301821 NPWCAE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE COLUMBIA SC 221 PM EDT SUN OCT 30 2011 ...FROST ADVISORY FOR TONIGHT... GAZ040-063>065-SCZ015-016-018-020>022-025>030-310230- /O.NEW.KCAE.FR.Y.0003.111031T0900Z-111031T1300Z/ LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-LANCASTER-CHESTERFIELD- MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON- RICHLAND-LEE-AIKEN- INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ... EVANS...HEPHZIBAH...LANCASTER...ELGIN...CHERAW...PAGELAND... MCCORMICK...NEWBERRY...WINNSBORO...CAMDEN...LUGOFF...EDGEFIELD... JOHNSTON...SALUDA...RIDGE SPRING...WEST COLUMBIA...CAYCE... LEXINGTON...RED BANK...COLUMBIA...AIKEN...NORTH AUGUSTA 221 PM EDT SUN OCT 30 2011 ...FROST ADVISORY IN EFFECT FROM 5 AM TO 9 AM EDT MONDAY... THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 5 AM TO 9 AM EDT MONDAY. * LOCATIONS...NORTHERN PEE DEE... MIDLANDS CSRA * TEMPERATURES...IN THE MID 30S. * WINDS...CALM. * IMPACTS...POTENTIAL DAMAGE TO PLANTS AND REMAINING CROPS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
4 follow-up statements
253 WWUS72 KCAE 302043 NPWCAE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE COLUMBIA SC 443 PM EDT SUN OCT 30 2011 ...FROST ADVISORY FOR TONIGHT... GAZ040-063>065-SCZ015-016-018-020>022-025>030-310845- /O.CON.KCAE.FR.Y.0003.111031T0900Z-111031T1300Z/ LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-LANCASTER-CHESTERFIELD- MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON- RICHLAND-LEE-AIKEN- INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ... EVANS...HEPHZIBAH...LANCASTER...ELGIN...CHERAW...PAGELAND... MCCORMICK...NEWBERRY...WINNSBORO...CAMDEN...LUGOFF...EDGEFIELD... JOHNSTON...SALUDA...RIDGE SPRING...WEST COLUMBIA...CAYCE... LEXINGTON...RED BANK...COLUMBIA...AIKEN...NORTH AUGUSTA 443 PM EDT SUN OCT 30 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 5 AM TO 9 AM EDT MONDAY... A FROST ADVISORY REMAINS IN EFFECT FROM 5 AM TO 9 AM EDT MONDAY. * LOCATIONS...MUCH OF CENTRAL SOUTH CAROLINA AND THE CENTRAL SAVANNAH RIVER AREA OF GEORGIA. * TEMPERATURES...MAINLY IN THE MIDDLE 30S. * WINDS...LIGHT. * IMPACTS...POTENTIAL DAMAGE TO PLANTS AND REMAINING CROPS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST MAY OCCUR. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
179 WWUS72 KCAE 310213 NPWCAE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE COLUMBIA SC 1013 PM EDT SUN OCT 30 2011 ...FROST ADVISORY FOR TONIGHT... GAZ040-063>065-SCZ015-016-018-020>022-025>030-311015- /O.CON.KCAE.FR.Y.0003.111031T0900Z-111031T1300Z/ LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-LANCASTER-CHESTERFIELD- MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON- RICHLAND-LEE-AIKEN- INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ... EVANS...HEPHZIBAH...LANCASTER...ELGIN...CHERAW...PAGELAND... MCCORMICK...NEWBERRY...WINNSBORO...CAMDEN...LUGOFF...EDGEFIELD... JOHNSTON...SALUDA...RIDGE SPRING...WEST COLUMBIA...CAYCE... LEXINGTON...RED BANK...COLUMBIA...AIKEN...NORTH AUGUSTA 1013 PM EDT SUN OCT 30 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 5 AM TO 9 AM EDT MONDAY... A FROST ADVISORY REMAINS IN EFFECT FROM 5 AM TO 9 AM EDT MONDAY. * LOCATIONS...MUCH OF CENTRAL SOUTH CAROLINA AND THE CENTRAL SAVANNAH RIVER AREA OF GEORGIA. * TEMPERATURES...MAINLY IN THE MIDDLE 30S. * WINDS...LIGHT. * IMPACTS...POTENTIAL DAMAGE TO PLANTS AND REMAINING CROPS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST MAY OCCUR. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
844 WWUS72 KCAE 310838 NPWCAE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE COLUMBIA SC 438 AM EDT MON OCT 31 2011 ...FROST ADVISORY FOR TONIGHT... GAZ040-063>065-SCZ015-016-018-020>022-025>030-311300- /O.CON.KCAE.FR.Y.0003.111031T0900Z-111031T1300Z/ LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-LANCASTER-CHESTERFIELD- MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON- RICHLAND-LEE-AIKEN- INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ... EVANS...HEPHZIBAH...LANCASTER...ELGIN...CHERAW...PAGELAND... MCCORMICK...NEWBERRY...WINNSBORO...CAMDEN...LUGOFF...EDGEFIELD... JOHNSTON...SALUDA...RIDGE SPRING...WEST COLUMBIA...CAYCE... LEXINGTON...RED BANK...COLUMBIA...AIKEN...NORTH AUGUSTA 438 AM EDT MON OCT 31 2011 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... A FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING. * LOCATIONS...MUCH OF CENTRAL SOUTH CAROLINA AND THE CENTRAL SAVANNAH RIVER AREA OF GEORGIA. * TEMPERATURES...MAINLY IN THE UPPER 30S...EXCEPT SOME ISOLATED AREAS OF MIDDLE 30S. * WINDS...NORTHEAST UP TO 5 KNOTS. * IMPACTS...POTENTIAL DAMAGE TO PLANTS AND REMAINING CROPS APPEARS TO BE LESS THIS MORNING AS CLOUD COVER IS KEEPING TEMPERATURES UP SLIGHTLY. HOWEVER...SOME PATCHY AREAS OF FROST ARE EXPECTED IN AREAS WHERE THE CLOUD COVER IS THINNER AND WINDS ARE NEAR CALM. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST MAY OCCUR. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
422 WWUS72 KCAE 311115 NPWCAE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE COLUMBIA SC 715 AM EDT MON OCT 31 2011 GAZ040-063>065-SCZ015-016-018-020>022-025>030-311215- /O.CAN.KCAE.FR.Y.0003.000000T0000Z-111031T1300Z/ LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-LANCASTER-CHESTERFIELD- MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON- RICHLAND-LEE-AIKEN- INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ... EVANS...HEPHZIBAH...LANCASTER...ELGIN...CHERAW...PAGELAND... MCCORMICK...NEWBERRY...WINNSBORO...CAMDEN...LUGOFF...EDGEFIELD... JOHNSTON...SALUDA...RIDGE SPRING...WEST COLUMBIA...CAYCE... LEXINGTON...RED BANK...COLUMBIA...AIKEN...NORTH AUGUSTA 715 AM EDT MON OCT 31 2011 ...FROST ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS CANCELLED THE FROST ADVISORY. $$
Nearby
Frost Advisories in South Carolina, 2011Frost Advisories in Georgia, 2011Every frost 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.