Alert archive / South Carolina / High Wind Warnings in 2011
High Wind Warning 1, NWS Charleston, SC
NWS Charleston, SC issued this high wind warning at Apr 16, 2011, 12:35 PM EDT for Berkeley County, South Carolina. It was in force for 7 hr. 16 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
- Apr 16, 2011, 12:35 PM EDT (16:35 UTC)
- Expired
- Apr 16, 2011, 8:00 PM EDT
- In force
- 7 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 16:37 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 |
|---|---|---|---|
| Apr 16, 3:16 PM EDT | TORNADO | 1 Ssw Saint Stephen, SC | *** 6 INJ *** NWS DAMAGE SURVEY TEAM HAS CONFIRMED A TORNADO MOVED VERY NEAR SAINT STEPHEN SOUTH CAROLINA. THE TORNADO DESTROYED A CHURCH AND INJURED 6 PEOPLE. TEAM IS STILL EVALUATING THE SEVERITY AND EXTENT OF THE DAMAGE. INITIAL TOUCH DOWN MAY HAVE OCCURRED |
| Apr 16, 4:45 PM EDT | NON-TSTM WND DMG | 3 Nne Goose Creek, SC | PINE TREE FELL ON FENCE IN BRICKHOPE PLANTATION. |
| Apr 16, 4:53 PM EDT | HAIL 1.75 | 7 Sw Cross, SC | GOLFBALL SIZED HAIL REPORTED NEAR TREE FARM LANE AND HWY 311. |
| Apr 16, 4:54 PM EDT | HAIL 0.75 | 8 Sw Cross, SC | DIME SIZED HAIL REPORTED. |
| Apr 16, 4:57 PM EDT | HAIL 0.88 | Cross, SC | THE PUBLIC REPORTED DIME TO NICKEL SIZE HAIL IN CROSS SOUTH CAROLINA |
| Apr 16, 5:03 PM EDT | TORNADO | 3 Nw Bonneau Beach, SC | EF-1 TORNADO CONFIRMED. TORNADIC WATERSPOUT FORMED OVER N. LAKE MOULTRIE AT 503 PM AND TRAVELED E NE 2 MILES BEFORE COMING ONSHORE 2.5 MILES SW OF RUSSELLVILLE. TORNADO TRAVELED E NE BEFORE DISSIPATING 1 MILE SE OF ST. STEPHEN. THE TORNADO LIFTED A ROOF OFF A |
| Apr 16, 5:09 PM EDT | HAIL 1 | Bonneau Beach, SC | THE PUBLIC REPORTED QUARTER SIZE HAIL IN BONNEAU BEACH SOUTH CAROLINA. |
| Apr 16, 5:16 PM EDT | TORNADO | 1 S Saint Stephen, SC | A FIRE DEPARTMENT OFFICIAL REPORTED A TORNADO TOUCHED DOWN RIPPING THE ROOF OFF A BUILDING ALONG WITH KNOCKING NUMEROUS POWER LINES DOWN JUST OUTSIDE OF SAINT STEPHEN SOUTH CAROLINA. |
| Apr 16, 5:16 PM EDT | TORNADO | 1 Ssw Saint Stephen, SC | *** 6 INJ *** NWS DAMAGE SURVEY TEAM HAS CONFIRMED A TORNADO MOVED VERY NEAR SAINT STEPHEN SOUTH CAROLINA. THE TORNADO DESTROYED A CHURCH AND INJURED 6 PEOPLE. TEAM IS STILL EVALUATING THE SEVERITY AND EXTENT OF THE DAMAGE. INITIAL TOUCH DOWN MAY HAVE OCCURRED |
| Apr 16, 5:16 PM EDT | TORNADO | 2 Ene Bonneau, SC | A FIRE DEPARTMENT OFFICIAL REPORTED A FULLY COLLAPSED CHURCH WITH 6 PEOPLE INJURED IN BETWEEN SAINT STEPHEN SOUTH CAROLINA AND BONNEAU SOUTH CAROLINA ALONG WITH LIVE POWER LINES DOWN ON THE GROUND. |
| Apr 16, 5:20 PM EDT | TORNADO | 2 S Saint Stephen, SC | TORNADO SIGHTED ALONG 2000 BLOCK OF MENDEL RIVERS ROAD. |
| Apr 16, 5:20 PM EDT | TORNADO | Saint Stephen, SC | TRAINED SPOTTER REPORTED AT LEAST 100 TREES DOWN NEAR SAINT STEPHEN. TREES WERE 12 TO 18 INCHES IN DIAMETER. SHINGLE DAMAGE ALSO SEEN ON 1 HOME. |
| Apr 16, 5:21 PM EDT | TORNADO | Saint Stephen, SC | TORNADO ON GROUND...REPORTED VIA LAW ENFORCEMENT. REPORTED NEAR INTERSECTION OF S MAIN ST AND HOOD ST IN SAINT STEPHEN. |
| Apr 16, 5:42 PM EDT | HAIL 0.88 | 3 Ene Bonneau, SC | |
| Apr 16, 5:43 PM EDT | HAIL 0.75 | 3 Ssw Bonneau, SC | TRAINED SPOTTER REPORTED DIME SIZE HAIL. |
| Apr 16, 5:57 PM EDT | HAIL 1 | 8 Wnw Jamestown, SC |
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 12:00Z, 4.6 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
- 421 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 687 m above ground
- 0-6 km bulk shear
- 0 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 0 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
908 WWUS72 KCHS 161635 NPWCHS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHARLESTON SC 1235 PM EDT SAT APR 16 2011 SCZ045-162200- /O.UPG.KCHS.WI.Y.0005.000000T0000Z-110416T2200Z/ /O.NEW.KCHS.HW.W.0001.110416T1635Z-110416T2200Z/ INLAND BERKELEY- INCLUDING THE CITY OF...MONCKS CORNER 1235 PM EDT SAT APR 16 2011 ...HIGH WIND WARNING IN EFFECT UNTIL 6 PM EDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 6 PM EDT THIS EVENING. THE WIND ADVISORY IS NO LONGER IN EFFECT. * LAKE WINDS: SOUTH 25 TO 35 KNOTS WITH GUSTS TO 40 KNOTS. * WINDS OFF THE LAKE: SOUTH 25 TO 35 MPH WITH GUSTS TO 40 TO 50 MPH ACROSS THE REMAINDER OF INLAND BERKELEY COUNTY. * TIMING: THROUGH LATE AFTERNOON. * IMPACTS: EXTREMELY HAZARDOUS CONDITIONS WILL CONTINUE ON LAKE MOULTRIE. WAVES OF 2 TO 4 FEET CAN BE EXPECTED WITH THE HIGHEST WAVES OCCURRING OVER THE CENTRAL AND NORTHERN PARTS OF THE LAKE. STRONG WIND GUSTS MAY BREAK LARGE LIMBS AND TOPPLE SMALL TREES. ISOLATED POWER OUTAGES COULD ALSO OCCUR. 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. && $$ SCZ044-048>050-052-162200- /O.CON.KCHS.WI.Y.0005.000000T0000Z-110416T2200Z/ DORCHESTER-BEAUFORT-COASTAL COLLETON-CHARLESTON-TIDAL BERKELEY- INCLUDING THE CITIES OF...ST. GEORGE...SUMMERVILLE...BEAUFORT... HILTON HEAD...EDISTO BEACH...CHARLESTON...DANIEL ISLAND... NAVAL WEAPONS STATION CHARLESTON 1235 PM EDT SAT APR 16 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING. * WINDS: SOUTH 25 TO 35 MPH WITH GUSTS TO 40 TO 50 MPH. WINDS COULD BE LOCALLY HIGHER ON ELEVATED BRIDGES. * TIMING: HIGHEST WINDS WILL OCCUR FROM LATE MORNING THROUGH THE AFTERNOON. * IMPACTS: STRONG WIND GUSTS MAY BREAK LARGE LIMBS AND TOPPLE SMALL TREES. ISOLATED POWER OUTAGES COULD ALSO OCCUR. CONDITIONS WILL BECOME HAZARDOUS TO SMALL CRAFT ON LAKE MOULTRIE WHERE WAVES WILL BUILD TO 2 TO 3 FEET...HIGHEST ACROSS THE CENTRAL AND NORTHERN PORTIONS OF THE LAKE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 30 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES ON BRIDGES AND OVERPASSES. && $$
3 follow-up statements
564 WWUS72 KCHS 161926 NPWCHS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHARLESTON SC 326 PM EDT SAT APR 16 2011 SCZ045-162200- /O.CON.KCHS.HW.W.0001.000000T0000Z-110416T2200Z/ INLAND BERKELEY- INCLUDING THE CITY OF...MONCKS CORNER 326 PM EDT SAT APR 16 2011 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING. * LAKE WINDS: SOUTH 25 TO 35 KNOTS WITH GUSTS TO 40 KNOTS. * WINDS OFF THE LAKE: SOUTH 25 TO 35 MPH WITH GUSTS TO 40 TO 50 MPH ACROSS THE REMAINDER OF INLAND BERKELEY COUNTY. * TIMING: THROUGH LATE AFTERNOON. * IMPACTS: EXTREMELY HAZARDOUS CONDITIONS WILL CONTINUE ON LAKE MOULTRIE. WAVES OF 2 TO 4 FEET CAN BE EXPECTED WITH THE HIGHEST WAVES OCCURRING OVER THE CENTRAL AND NORTHERN PARTS OF THE LAKE. STRONG WIND GUSTS MAY BREAK LARGE LIMBS AND TOPPLE SMALL TREES. ISOLATED POWER OUTAGES COULD ALSO OCCUR. 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. && $$ SCZ044-048>050-052-162200- /O.CON.KCHS.WI.Y.0005.000000T0000Z-110416T2200Z/ DORCHESTER-BEAUFORT-COASTAL COLLETON-CHARLESTON-TIDAL BERKELEY- INCLUDING THE CITIES OF...ST. GEORGE...SUMMERVILLE...BEAUFORT... HILTON HEAD...EDISTO BEACH...CHARLESTON...DANIEL ISLAND... NAVAL WEAPONS STATION CHARLESTON 326 PM EDT SAT APR 16 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING. * WINDS: SOUTH 25 TO 35 MPH WITH GUSTS TO 40 TO 50 MPH. WINDS COULD BE LOCALLY HIGHER ON ELEVATED BRIDGES. * TIMING: HIGHEST WINDS WILL OCCUR FROM LATE MORNING THROUGH THE AFTERNOON. * IMPACTS: STRONG WIND GUSTS MAY BREAK LARGE LIMBS AND TOPPLE SMALL TREES. ISOLATED POWER OUTAGES COULD ALSO OCCUR. CONDITIONS WILL BECOME HAZARDOUS TO SMALL CRAFT ON LAKE MOULTRIE WHERE WAVES WILL BUILD TO 2 TO 3 FEET...HIGHEST ACROSS THE CENTRAL AND NORTHERN PORTIONS OF THE LAKE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 30 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES ON BRIDGES AND OVERPASSES. && $$
985 WWUS72 KCHS 162050 NPWCHS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHARLESTON SC 450 PM EDT SAT APR 16 2011 SCZ045-170000- /O.EXT.KCHS.HW.W.0001.000000T0000Z-110417T0000Z/ INLAND BERKELEY- INCLUDING THE CITY OF...MONCKS CORNER 450 PM EDT SAT APR 16 2011 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 8 PM EDT THIS EVENING... THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 8 PM EDT THIS EVENING. * LAKE WINDS: SOUTH 25 TO 35 KNOTS WITH GUSTS TO 40 KNOTS. * WINDS OFF THE LAKE: SOUTH 25 TO 35 MPH WITH GUSTS TO 40 TO 50 MPH ACROSS THE REMAINDER OF INLAND BERKELEY COUNTY. * TIMING: THROUGH LATE AFTERNOON. * IMPACTS: EXTREMELY HAZARDOUS CONDITIONS WILL CONTINUE ON LAKE MOULTRIE. WAVES OF 2 TO 4 FEET CAN BE EXPECTED WITH THE HIGHEST WAVES OCCURRING OVER THE CENTRAL AND NORTHERN PARTS OF THE LAKE. STRONG WIND GUSTS MAY BREAK LARGE LIMBS AND TOPPLE SMALL TREES. ISOLATED POWER OUTAGES COULD ALSO OCCUR. 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. && $$ SCZ044-048>050-052-170000- /O.EXT.KCHS.WI.Y.0005.000000T0000Z-110417T0000Z/ DORCHESTER-BEAUFORT-COASTAL COLLETON-CHARLESTON-TIDAL BERKELEY- INCLUDING THE CITIES OF...ST. GEORGE...SUMMERVILLE...BEAUFORT... HILTON HEAD...EDISTO BEACH...CHARLESTON...DANIEL ISLAND... NAVAL WEAPONS STATION CHARLESTON 450 PM EDT SAT APR 16 2011 ...WIND ADVISORY NOW IN EFFECT UNTIL 8 PM EDT THIS EVENING... THE WIND ADVISORY IS NOW IN EFFECT UNTIL 8 PM EDT THIS EVENING. * WINDS: SOUTH 25 TO 35 MPH WITH GUSTS TO 40 TO 50 MPH. WINDS COULD BE LOCALLY HIGHER ON ELEVATED BRIDGES. * TIMING: HIGHEST WINDS WILL OCCUR FROM LATE MORNING THROUGH THE AFTERNOON. * IMPACTS: STRONG WIND GUSTS MAY BREAK LARGE LIMBS AND TOPPLE SMALL TREES. ISOLATED POWER OUTAGES COULD ALSO OCCUR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 30 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES ON BRIDGES AND OVERPASSES. && $$
392 WWUS72 KCHS 162351 NPWCHS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHARLESTON SC 751 PM EDT SAT APR 16 2011 SCZ045-170100- /O.EXP.KCHS.HW.W.0001.000000T0000Z-110417T0000Z/ INLAND BERKELEY- INCLUDING THE CITY OF...MONCKS CORNER 751 PM EDT SAT APR 16 2011 ...HIGH WIND WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING... THE HIGH WIND WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING. $$ SCZ044-048>050-052-170100- /O.EXP.KCHS.WI.Y.0005.000000T0000Z-110417T0000Z/ DORCHESTER-BEAUFORT-COASTAL COLLETON-CHARLESTON-TIDAL BERKELEY- INCLUDING THE CITIES OF...ST. GEORGE...SUMMERVILLE...BEAUFORT... HILTON HEAD...EDISTO BEACH...CHARLESTON...DANIEL ISLAND... NAVAL WEAPONS STATION CHARLESTON 751 PM EDT SAT APR 16 2011 ...WIND ADVISORY WILL EXPIRE AT 8 PM EDT THIS EVENING... THE WIND ADVISORY WILL EXPIRE AT 8 PM EDT THIS EVENING. $$
The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 2:05 PM EDT | Severe Thunderstorm Warning | CHS | Allendale, Colleton, Hampton | 40 min |
| Apr 16, 3:18 PM EDT | Special Weather Statement | CHS | Dorchester | 27 min |
| Apr 16, 4:11 PM EDT | Special Weather Statement | CHS | Dorchester | 49 min |
| Apr 16, 4:22 PM EDT | Severe Thunderstorm Warning | CHS | Berkeley, Colleton, Dorchester | 53 min |
| Apr 16, 4:53 PM EDT | Tornado Warning | CHS | Berkeley | 37 min |
| Apr 16, 5:28 PM EDT | Tornado Warning | CHS | Berkeley | 32 min |
| Apr 16, 5:29 PM EDT | Severe Thunderstorm Warning | CHS | Berkeley | 61 min |
| Apr 16, 5:53 PM EDT | Tornado Warning | CHS | Berkeley | 52 min |
Nearby
High Wind Warnings in South Carolina, 2011Every high wind warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.