Alert archive / South Carolina / Lake Wind Advisories in 2011
Lake Wind Advisory 21, NWS Columbia, SC
NWS Columbia, SC issued this lake wind advisory at Sep 5, 2011, 1:18 PM EDT for 16 counties in South Carolina; 5 counties in Georgia. It took effect at Sep 5, 2011, 4:00 PM EDT. It was in force for 26 hr.
The area
The counties it named.
The facts
- Issued
- Sep 5, 2011, 1:18 PM EDT (17:18 UTC)
- In effect from
- Sep 5, 2011, 4:00 PM EDT
- Expired
- Sep 6, 2011, 6:00 PM EDT
- In force
- 26 hr
- Issued by
- NWS Columbia, SC
All 21 counties
Burke County, GA, Columbia County, GA, Lincoln County, GA, McDuffie County, GA, Richmond County, GA, Aiken County, SC, Bamberg County, SC, Barnwell County, SC, Calhoun County, SC, Chesterfield County, SC, Clarendon 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, Sumter County, SC
The radar
The Columbia radar (KCAE), 28 km from the middle of the area, began a volume at 17:18 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, 5.3 hours before the alert went out and 162 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
- 175 J/kg
- Mixed-layer CIN
- -50 J/kg
- Mixed-layer LCL
- 1017 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
722 WWUS72 KCAE 051718 NPWCAE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE COLUMBIA SC 118 PM EDT MON SEP 5 2011 GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041- 061000- /O.NEW.KCAE.LW.Y.0021.110905T2200Z-110906T2200Z/ LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD- MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON- RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON- BAMBERG- INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ... EVANS...HEPHZIBAH...WAYNESBORO...LANCASTER...ELGIN...CHERAW... PAGELAND...MCCORMICK...NEWBERRY...WINNSBORO...CAMDEN...LUGOFF... EDGEFIELD...JOHNSTON...SALUDA...RIDGE SPRING...WEST COLUMBIA... CAYCE...LEXINGTON...RED BANK...COLUMBIA...BISHOPVILLE...AIKEN... NORTH AUGUSTA...SUMTER...BARNWELL...WILLISTON...BLACKVILLE... ORANGEBURG...ST. MATTHEWS...MANNING...SUMMERTON...BAMBERG... DENMARK 118 PM EDT MON SEP 5 2011 ...LAKE WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 PM EDT TUESDAY... THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A LAKE WIND ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM EDT TUESDAY. * LOCATIONS...CENTRAL SOUTH CAROLINA AND THE CENTRAL SAVANNAH RIVER AREA OF EAST-CENTRAL GEORGIA. * HAZARDS...STRONG WINDS AND CHOPPY WATERS ON AREA LAKES. * TIMING...THIS EVENING THROUGH LATE TUESDAY AFTERNOON. * WINDS...SOUTH 10 TO 20 KNOTS WITH GUSTS UP TO 25 KNOTS TONIGHT INCREASING TO SOUTH 15 TO 25 KNOTS TUESDAY WITH GUSTS UP TO 30 KNOTS. * IMPACTS...STRONG GUSTY WINDS BLOWING ACROSS THE LAKE WILL CREATE CHOPPY WATERS FOR AREA BOATERS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL BOATS AND PERSONAL WATERCRAFT WILL BE ESPECIALLY PRONE TO CAPSIZING. && $$
3 follow-up statements
419 WWUS72 KCAE 051948 NPWCAE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE COLUMBIA SC 348 PM EDT MON SEP 5 2011 GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041- 061000- /O.EXT.KCAE.LW.Y.0021.110905T2000Z-110906T2200Z/ LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD- MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON- RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON- BAMBERG- INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ... EVANS...HEPHZIBAH...WAYNESBORO...LANCASTER...ELGIN...CHERAW... PAGELAND...MCCORMICK...NEWBERRY...WINNSBORO...CAMDEN...LUGOFF... EDGEFIELD...JOHNSTON...SALUDA...RIDGE SPRING...WEST COLUMBIA... CAYCE...LEXINGTON...RED BANK...COLUMBIA...BISHOPVILLE...AIKEN... NORTH AUGUSTA...SUMTER...BARNWELL...WILLISTON...BLACKVILLE... ORANGEBURG...ST. MATTHEWS...MANNING...SUMMERTON...BAMBERG... DENMARK 348 PM EDT MON SEP 5 2011 ...LAKE WIND ADVISORY NOW IN EFFECT UNTIL 6 PM EDT TUESDAY... THE LAKE WIND ADVISORY IS NOW IN EFFECT UNTIL 6 PM EDT TUESDAY. * LOCATIONS...CENTRAL SOUTH CAROLINA AND THE CENTRAL SAVANNAH RIVER AREA OF EAST-CENTRAL GEORGIA. * HAZARDS...STRONG WINDS AND CHOPPY WATERS ON AREA LAKES. * TIMING...THIS EVENING THROUGH LATE TUESDAY AFTERNOON. * WINDS...SOUTH 10 TO 20 KNOTS WITH GUSTS UP TO 25 KNOTS TONIGHT INCREASING TO SOUTH 15 TO 25 KNOTS TUESDAY WITH GUSTS UP TO 30 KNOTS. * IMPACTS...STRONG GUSTY WINDS BLOWING ACROSS THE LAKE WILL CREATE CHOPPY WATERS FOR AREA BOATERS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL BOATS AND PERSONAL WATERCRAFT WILL BE ESPECIALLY PRONE TO CAPSIZING. && $$
961 WWUS72 KCAE 060817 NPWCAE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE COLUMBIA SC 417 AM EDT TUE SEP 6 2011 GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041- 062200- /O.CON.KCAE.LW.Y.0021.000000T0000Z-110906T2200Z/ LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD- MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON- RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON- BAMBERG- INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ... EVANS...HEPHZIBAH...WAYNESBORO...LANCASTER...ELGIN...CHERAW... PAGELAND...MCCORMICK...NEWBERRY...WINNSBORO...CAMDEN...LUGOFF... EDGEFIELD...JOHNSTON...SALUDA...RIDGE SPRING...WEST COLUMBIA... CAYCE...LEXINGTON...RED BANK...COLUMBIA...BISHOPVILLE...AIKEN... NORTH AUGUSTA...SUMTER...BARNWELL...WILLISTON...BLACKVILLE... ORANGEBURG...ST. MATTHEWS...MANNING...SUMMERTON...BAMBERG... DENMARK 417 AM EDT TUE SEP 6 2011 ...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... A LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING. * LOCATIONS...CENTRAL SOUTH CAROLINA AND THE CENTRAL SAVANNAH RIVER AREA OF EAST-CENTRAL GEORGIA. * HAZARDS...STRONG WINDS AND CHOPPY WATERS ON AREA LAKES. * TIMING...THIS MORNING THROUGH LATE THIS AFTERNOON. * WINDS...SOUTH 15 TO 25 KNOTS WITH GUSTS UP TO 30 KNOTS. * IMPACTS...STRONG GUSTY WINDS BLOWING ACROSS THE LAKE WILL CREATE CHOPPY WATERS FOR AREA BOATERS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL BOATS AND PERSONAL WATERCRAFT WILL BE ESPECIALLY PRONE TO CAPSIZING. && $$
153 WWUS72 KCAE 062153 NPWCAE URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE COLUMBIA SC 553 PM EDT TUE SEP 6 2011 GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041- 062300- /O.EXP.KCAE.LW.Y.0021.000000T0000Z-110906T2200Z/ LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD- MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON- RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON- BAMBERG- INCLUDING THE CITIES OF...LINCOLNTON...THOMSON...MARTINEZ... EVANS...HEPHZIBAH...WAYNESBORO...LANCASTER...ELGIN...CHERAW... PAGELAND...MCCORMICK...NEWBERRY...WINNSBORO...CAMDEN...LUGOFF... EDGEFIELD...JOHNSTON...SALUDA...RIDGE SPRING...WEST COLUMBIA... CAYCE...LEXINGTON...RED BANK...COLUMBIA...BISHOPVILLE...AIKEN... NORTH AUGUSTA...SUMTER...BARNWELL...WILLISTON...BLACKVILLE... ORANGEBURG...ST. MATTHEWS...MANNING...SUMMERTON...BAMBERG... DENMARK 553 PM EDT TUE SEP 6 2011 ...LAKE WIND ADVISORY WILL EXPIRE AT 6 PM EDT THIS EVENING... THE LAKE WIND ADVISORY WILL BE ALLOWED TO EXPIRE AT 6 PM EDT THIS EVENING. $$
The office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 5, 5:13 PM EDT | Tornado Warning | CAE | Fairfield, Newberry | 47 min |
| Sep 5, 5:24 PM EDT | Severe Thunderstorm Warning | CAE | Bamberg, Barnwell | 36 min |
| Sep 5, 5:59 PM EDT | Severe Thunderstorm Warning | CAE | Aiken, Bamberg, Barnwell, Calhoun, Lexington, Orangeburg | 46 min |
| Sep 5, 6:37 PM EDT | Severe Thunderstorm Warning | CAE | Aiken, Calhoun, Edgefield, Fairfield, Kershaw, Lexington and 3 more | 38 min |
| Sep 5, 6:47 PM EDT | Tornado Warning | CAE | Lancaster | 28 min |
| Sep 5, 7:16 PM EDT | Severe Thunderstorm Warning | CAE | Fairfield, Newberry | 29 min |
Nearby
Lake Wind Advisories in South Carolina, 2011Lake Wind Advisories in Georgia, 2011Every lake wind 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.