Alert archive / South Carolina / High Wind Warnings in 2012
High Wind Warning 1, NWS Charleston, SC
NWS Charleston, SC issued this high wind warning at Dec 21, 2012, 12:16 AM EST for Berkeley County, South Carolina. It was in force for 6 hr. 7 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Dec 21, 2012, 12:16 AM EST (05:16 UTC)
- Expired
- Dec 21, 2012, 5:57 AM EST
- In force
- 6 hr
- Issued by
- NWS Charleston, SC
County Berkeley County, SC
The radar
The Charleston,SC radar (KCLX), 118 km from the middle of the area, began a volume at 05:19 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 21, 12:58 AM EST | NON-TSTM WND DMG | Cross, SC | BERKELEY COUNTY WARNING POINT REPORTED A TREE BLOWN DOWN ON RANGER ROAD IN CROSS. |
| Dec 21, 1:06 AM EST | NON-TSTM WND GST 44 | 3 Ne Pinopolis, SC | SHORT STAY WEATHER SENSOR ON THE EAST SIDE OF LAKE MOULTRIE REPORTED SUSTAINED WINDS OF 38 MPH WITH GUSTS TO 44 MPH. |
| Dec 21, 1:10 AM EST | NON-TSTM WND GST 40 | 4 Nnw Moncks Corner, SC | THE NATIONAL WEATHER SERVICE WEATHER SENSOR ON THE SOUTHERN END OF LAKE MOULTRIE REPORTED A SUSTAINED WIND OF 33 MPH WITH GUSTS TO 40 MPH. |
| Dec 21, 1:30 AM EST | NON-TSTM WND GST 48 | Don Holt Bridge, SC | |
| Dec 21, 1:40 AM EST | NON-TSTM WND GST 42 | 2 Ne Charleston, SC | REPORT FROM RAVENEL BRIDGE. |
| Dec 21, 2:31 AM EST | NON-TSTM WND GST 56 | 14 Wnw Saint Stephen, SC | NATIONAL WEATHER SERVICE WEATHER SENSOR ON THE SANTEE DAM REPORTED PEAK WIND GUST OF 56 MPH. |
| Dec 21, 4:00 AM EST | NON-TSTM WND DMG | Bonneau Beach, SC | LAW ENFORCEMENT REPORTED VERY HIGH WINDS ALONG THE EASTERN SHORES OF LAKE MOULTRIE WITH LARGE WAVES BREAKING OVER THE DOCKS AT BONNEAU BEACH. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 00:00Z, 5.3 hours before the alert went out and 33 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
- 892 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 387 m²/s²
- 0-3 km storm-relative helicity
- 470 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
334 WWUS72 KCHS 210516 NPWCHS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHARLESTON SC 1216 AM EST FRI DEC 21 2012 SCZ045-211200- /O.UPG.KCHS.WI.Y.0004.000000T0000Z-121222T0000Z/ /O.NEW.KCHS.HW.W.0001.121221T0516Z-121221T1200Z/ INLAND BERKELEY- INCLUDING THE CITY OF...MONCKS CORNER 1216 AM EST FRI DEC 21 2012 ...HIGH WIND WARNING IN EFFECT UNTIL 7 AM EST THIS MORNING FOR LAKE MOULTRIE... THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A HIGH WIND WARNING FOR LAKE MOULTRIE...WHICH IS IN EFFECT UNTIL 7 AM EST THIS MORNING. * LAKE WINDS: WINDS ON LAKE MOULTRIE WILL INCREASE TO 30 TO 35 KNOTS WITH GUSTS TO 40 KNOTS. * WAVES: WAVES WILL BUILD TO GREATER THAN 4 FEET...MAINLY OVER THE CENTRAL AND EASTERN PORTIONS OF THE LAKE. * WINDS OFF THE LAKE: WEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH...DIMINISHING A BIT TOWARD DAYBREAK BEFORE INCREASING AGAIN FRIDAY. HIGHEST WINDS GENERALLY NEAR THE COAST AND ON BRIDGES AND OVERPASSES. * IMPACTS: STRONG WINDS WILL MAKE TRAVEL HAZARDOUS...ESPECIALLY ON ELEVATED SURFACES SUCH AS BRIDGES AND OVERPASSES. ON LAKE MOULTRIE...EXTREMELY DANGEROUS CONDITIONS WILL OCCUR. MARINERS ARE URGED NOW THE VENTURE ONTO THE LAKE TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR HIGHER CAN BE EXPECTED. THESE WINDS MAY LEAD TO PROPERTY DAMAGE INCLUDING DOWNED TREES AND POWER LINES. && $$ GAZ087-088-099>101-114>119-137>141-SCZ040-042>044-047>052-211330- /O.CON.KCHS.WI.Y.0004.000000T0000Z-121222T0000Z/ JENKINS-SCREVEN-CANDLER-BULLOCH-EFFINGHAM-TATTNALL-EVANS- INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-LONG- INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH- ALLENDALE-HAMPTON-INLAND COLLETON-DORCHESTER-INLAND JASPER- BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER- TIDAL BERKELEY- INCLUDING THE CITIES OF...MILLEN...SYLVANIA...METTER... STATESBORO...SPRINGFIELD...REIDSVILLE...CLAXTON...PEMBROKE... FORT MCALLISTER...SAVANNAH...TYBEE ISLAND...LUDOWICI... HINESVILLE...HALFMOON LANDING...TOWNSEND...DARIEN...ALLENDALE... HAMPTON...WALTERBORO...ST. GEORGE...SUMMERVILLE...RIDGELAND... BEAUFORT...HILTON HEAD...EDISTO BEACH...CHARLESTON...JASPER... DANIEL ISLAND...NAVAL WEAPONS STATION CHARLESTON 1216 AM EST FRI DEC 21 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WINDS: WEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH... DIMINISHING A BIT TOWARD DAYBREAK BEFORE INCREASING AGAIN FRIDAY. HIGHEST WINDS GENERALLY NEAR THE COAST AND ON BRIDGES AND OVERPASSES...AS WELL AS ON LAKE MOULTRIE WHERE GUSTS TO 50 MPH ARE POSSIBLE. * IMPACTS: STRONG WINDS WILL MAKE TRAVEL HAZARDOUS...ESPECIALLY ON ELEVATED SURFACES SUCH AS BRIDGES AND OVERPASSES. ON LAKE MOULTRIE...THE COMBINATION OF STRONG WINDS AND WAVES WILL MAKE CONDITIONS HAZARDOUS FOR SMALL CRAFT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH AND OR GUSTS OF 40 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION...ESPECIALLY ON BRIDGES AND OVERPASSES. && $$
3 follow-up statements
082 WWUS72 KCHS 210843 NPWCHS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHARLESTON SC 343 AM EST FRI DEC 21 2012 SCZ045-211200- /O.CON.KCHS.HW.W.0001.000000T0000Z-121221T1200Z/ INLAND BERKELEY- INCLUDING THE CITY OF...MONCKS CORNER 343 AM EST FRI DEC 21 2012 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * LAKE WINDS: WEST WINDS 30 TO 35 KNOTS WITH GUSTS TO 40 KNOTS WILL PERSIST THROUGH SUNRISE...THEN SUBSIDE TO 25 TO 30 KNOTS. * WAVES: WAVES GREATER THAN 4 FEET...SUBSIDING TO 2 TO 3 FT...HIGHEST CENTRAL AND EASTERN PORTIONS OF THE LAKE. * WINDS OFF THE LAKE: WEST WINDS 25 TO 30 MPH WITH GUSTS TO 45 MPH. * IMPACTS: STRONG WINDS WILL MAKE TRAVEL HAZARDOUS...ESPECIALLY ON ELEVATED SURFACES SUCH AS BRIDGES AND OVERPASSES. A FEW DOWNED TREES AND POWERLINES MAY ALSO OCCUR. ON LAKE MOULTRIE...EXTREMELY DANGEROUS CONDITIONS WILL OCCUR. MARINERS ARE URGED NOT VENTURE ONTO THE LAKE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR HIGHER CAN BE EXPECTED. THESE WINDS MAY LEAD TO PROPERTY DAMAGE INCLUDING DOWNED TREES AND POWER LINES. && $$ GAZ087-088-099>101-114>119-137>141-SCZ040-042>044-047>052-211645- /O.EXT.KCHS.WI.Y.0004.000000T0000Z-121221T2200Z/ JENKINS-SCREVEN-CANDLER-BULLOCH-EFFINGHAM-TATTNALL-EVANS- INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-LONG- INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH- ALLENDALE-HAMPTON-INLAND COLLETON-DORCHESTER-INLAND JASPER- BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER- TIDAL BERKELEY- INCLUDING THE CITIES OF...MILLEN...SYLVANIA...METTER... STATESBORO...SPRINGFIELD...REIDSVILLE...CLAXTON...PEMBROKE... FORT MCALLISTER...SAVANNAH...TYBEE ISLAND...LUDOWICI... HINESVILLE...HALFMOON LANDING...TOWNSEND...DARIEN...ALLENDALE... HAMPTON...WALTERBORO...ST. GEORGE...SUMMERVILLE...RIDGELAND... BEAUFORT...HILTON HEAD...EDISTO BEACH...CHARLESTON...JASPER... DANIEL ISLAND...NAVAL WEAPONS STATION CHARLESTON 343 AM EST FRI DEC 21 2012 ...WIND ADVISORY NOW IN EFFECT UNTIL 5 PM EST THIS AFTERNOON... * WINDS: WEST 25 TO 30 MPH WITH GUSTS TO 45 MPH. * IMPACTS: STRONG WINDS WILL MAKE TRAVEL HAZARDOUS...ESPECIALLY ON ELEVATED SURFACES SUCH AS BRIDGES AND OVERPASSES. A FEW DOWNED TREES AND POWERLINES MAY ALSO OCCUR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH AND OR GUSTS OF 40 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION...ESPECIALLY ON BRIDGES AND OVERPASSES. && $$ ST
517 WWUS72 KCHS 210859 CCA NPWCHS URGENT - WEATHER MESSAGE...CORRECTED NATIONAL WEATHER SERVICE CHARLESTON SC 359 AM EST FRI DEC 21 2012 SCZ045-211200- /O.COR.KCHS.HW.W.0001.000000T0000Z-121221T1200Z/ INLAND BERKELEY- INCLUDING THE CITY OF...MONCKS CORNER 359 AM EST FRI DEC 21 2012 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING FOR LAKE MOULTRIE... * LAKE WINDS: WEST WINDS 30 TO 35 KNOTS WITH GUSTS TO 40 KNOTS WILL PERSIST THROUGH SUNRISE...THEN SUBSIDE TO 25 TO 30 KNOTS. * WAVES: WAVES GREATER THAN 4 FEET...SUBSIDING TO 2 TO 3 FT...HIGHEST CENTRAL AND EASTERN PORTIONS OF THE LAKE. * WINDS OFF THE LAKE: WEST WINDS 25 TO 30 MPH WITH GUSTS TO 45 MPH. * IMPACTS: STRONG WINDS WILL MAKE TRAVEL HAZARDOUS...ESPECIALLY ON ELEVATED SURFACES SUCH AS BRIDGES AND OVERPASSES. A FEW DOWNED TREES AND POWERLINES MAY ALSO OCCUR. ON LAKE MOULTRIE...EXTREMELY DANGEROUS CONDITIONS WILL OCCUR. MARINERS ARE URGED NOT VENTURE ONTO THE LAKE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR HIGHER CAN BE EXPECTED. THESE WINDS MAY LEAD TO PROPERTY DAMAGE INCLUDING DOWNED TREES AND POWER LINES. && $$ GAZ087-088-099>101-114>119-137>141-SCZ040-042>044-047>052-211715- /O.EXT.KCHS.WI.Y.0004.000000T0000Z-121221T2200Z/ JENKINS-SCREVEN-CANDLER-BULLOCH-EFFINGHAM-TATTNALL-EVANS- INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-LONG- INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH- ALLENDALE-HAMPTON-INLAND COLLETON-DORCHESTER-INLAND JASPER- BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER- TIDAL BERKELEY- INCLUDING THE CITIES OF...MILLEN...SYLVANIA...METTER... STATESBORO...SPRINGFIELD...REIDSVILLE...CLAXTON...PEMBROKE... FORT MCALLISTER...SAVANNAH...TYBEE ISLAND...LUDOWICI... HINESVILLE...HALFMOON LANDING...TOWNSEND...DARIEN...ALLENDALE... HAMPTON...WALTERBORO...ST. GEORGE...SUMMERVILLE...RIDGELAND... BEAUFORT...HILTON HEAD...EDISTO BEACH...CHARLESTON...JASPER... DANIEL ISLAND...NAVAL WEAPONS STATION CHARLESTON 359 AM EST FRI DEC 21 2012 ...WIND ADVISORY NOW IN EFFECT UNTIL 5 PM EST THIS AFTERNOON... * WINDS: WEST 25 TO 30 MPH WITH GUSTS TO 45 MPH. * IMPACTS: STRONG WINDS WILL MAKE TRAVEL HAZARDOUS...ESPECIALLY ON ELEVATED SURFACES SUCH AS BRIDGES AND OVERPASSES. A FEW DOWNED TREES AND POWERLINES MAY ALSO OCCUR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH AND OR GUSTS OF 40 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION...ESPECIALLY ON BRIDGES AND OVERPASSES. && $$ ST
825 WWUS72 KCHS 211057 NPWCHS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHARLESTON SC 557 AM EST FRI DEC 21 2012 SCZ045-211900- /O.CAN.KCHS.HW.W.0001.000000T0000Z-121221T1200Z/ /O.EXA.KCHS.WI.Y.0004.000000T0000Z-121221T2200Z/ INLAND BERKELEY- INCLUDING THE CITY OF...MONCKS CORNER 557 AM EST FRI DEC 21 2012 ...WIND ADVISORY IN EFFECT UNTIL 5 PM EST THIS AFTERNOON... ...HIGH WIND WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 5 PM EST THIS AFTERNOON. THE HIGH WIND WARNING HAS BEEN CANCELLED. * LAKE WINDS: WEST WINDS 25 TO 30 KNOTS WITH GUSTS TO 35 KNOTS. * WAVES: WAVES 2 TO 4 FEET...HIGHEST CENTRAL AND EASTERN PORTIONS OF THE LAKE. * WINDS OFF THE LAKE: WEST WINDS 25 TO 30 MPH WITH GUSTS TO 45 MPH. * IMPACTS: STRONG WINDS WILL MAKE TRAVEL HAZARDOUS...ESPECIALLY ON ELEVATED SURFACES SUCH AS BRIDGES AND OVERPASSES. A FEW DOWNED TREES AND POWERLINES MAY ALSO OCCUR. ON LAKE MOULTRIE...DANGEROUS CONDITIONS WILL OCCUR. MARINERS ARE URGED NOT VENTURE ONTO THE LAKE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 30 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION...ESPECIALLY ON BRIDGES AND OVERPASSES. && $$ GAZ087-088-099>101-114>119-137>141-SCZ040-042>044-047>052-211900- /O.CON.KCHS.WI.Y.0004.000000T0000Z-121221T2200Z/ JENKINS-SCREVEN-CANDLER-BULLOCH-EFFINGHAM-TATTNALL-EVANS- INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-LONG- INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH- ALLENDALE-HAMPTON-INLAND COLLETON-DORCHESTER-INLAND JASPER- BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER- TIDAL BERKELEY- INCLUDING THE CITIES OF...MILLEN...SYLVANIA...METTER... STATESBORO...SPRINGFIELD...REIDSVILLE...CLAXTON...PEMBROKE... FORT MCALLISTER...SAVANNAH...TYBEE ISLAND...LUDOWICI... HINESVILLE...HALFMOON LANDING...TOWNSEND...DARIEN...ALLENDALE... HAMPTON...WALTERBORO...ST. GEORGE...SUMMERVILLE...RIDGELAND... BEAUFORT...HILTON HEAD...EDISTO BEACH...CHARLESTON...JASPER... DANIEL ISLAND...NAVAL WEAPONS STATION CHARLESTON 557 AM EST FRI DEC 21 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM EST THIS AFTERNOON... * WINDS: WEST 25 TO 30 MPH WITH GUSTS TO 45 MPH. * IMPACTS: STRONG WINDS WILL MAKE TRAVEL HAZARDOUS...ESPECIALLY ON ELEVATED SURFACES SUCH AS BRIDGES AND OVERPASSES. A FEW DOWNED TREES AND POWERLINES MAY ALSO OCCUR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH AND OR GUSTS OF 40 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION...ESPECIALLY ON BRIDGES AND OVERPASSES. && $$
The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 20, 7:47 PM EST | Special Weather Statement | CHS | Allendale, Hampton, Jasper | 58 min |
| Dec 20, 8:45 PM EST | Special Weather Statement | CHS | Beaufort, Colleton, Dorchester, Hampton, Jasper | 60 min |
Nearby
High Wind Warnings in South Carolina, 2012Every high wind 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.