Alert archive / South Carolina / Special Weather Statements in 2011
Special Weather Statement, NWS Charleston, SC
NWS Charleston, SC issued this special weather statement at Sep 6, 2011, 2:13 PM EDT for Berkeley County, South Carolina. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 6, 2011, 2:13 PM EDT (18:13 UTC)
- Expired
- Sep 6, 2011, 3:00 PM EDT
- In force
- 47 min
- Issued by
- NWS Charleston, SC
County Berkeley County, SC
The radar
The Columbia radar (KCAE), 108 km from the middle of the area, began a volume at 18:16 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, 6.2 hours before the alert went out and 58 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
- 2469 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 646 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 172 m²/s²
- 0-3 km storm-relative helicity
- 163 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.3
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Charleston, SC wrote its last area forecast discussion before this special weather statement went out at Sep 5, 7:18 PM EDT, 18 hours 55 minutes earlier.
Area forecast discussion, Sep 5, 7:18 PM EDT, 18 hours 55 minutes before
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</html>Hazardous weather outlook, Sep 5, 3:43 PM EDT, 22 hours 30 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHARLESTON SC 343 PM EDT MON SEP 5 2011 GAZ087-088-099>101-114>116-118-137-138-140-SCZ040-042>044-047-052- 061945- JENKINS-SCREVEN-CANDLER-BULLOCH-EFFINGHAM-TATTNALL-EVANS- INLAND BRYAN-INLAND CHATHAM-LONG-INLAND LIBERTY-INLAND MCINTOSH- ALLENDALE-HAMPTON-INLAND COLLETON-DORCHESTER-INLAND JASPER- TIDAL BERKELEY- 343 PM EDT MON SEP 5 2011 ...SLIGHT RISK FOR SEVERE THUNDERSTORMS THROUGH TONIGHT... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST GEORGIA AND SOUTHEAST SOUTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. SEVERE THUNDERSTORMS...THE REMNANTS OF TROPICAL DEPRESSION LEE WILL LIFT NORTHEAST OUT OF THE GULF COAST REGION...CAUSING SHOWERS AND THUNDERSTORMS TO BECOME NUMEROUS ACROSS THE AREA THIS AFTERNOON AND EVENING. THERE IS A SLIGHT RISK THAT SOME OF THESE THUNDERSTORMS COULD BECOME SEVERE...CAPABLE OF PRODUCING DAMAGING WINDS AND ISOLATED TORNADOES. BE SURE THE ALARM OF YOUR NOAA WEATHER RADIO IS SET IN THE ON POSITION AND BE READY TO TAKE ACTION SHOULD WATCHES AND WARNINGS BE ISSUED FOR YOUR AREA. THE IS ESPECIALLY IMPORTANT DURING THE OVERNIGHT HOURS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. SEVERE THUNDERSTORMS...A FEW THUNDERSTORMS COULD BECOME SEVERE TUESDAY AFTERNOON INTO TUESDAY EVENING AHEAD OF A COLD FRONT APPROACHING FROM THE WEST. THE PRIMARY THREAT WITH ANY SEVERE THUNDERSTORMS WILL BE DAMAGING WINDS AND PERHAPS AN ISOLATED TORNADO. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED TONIGHT. SCZ045-061945- INLAND BERKELEY- 343 PM EDT MON SEP 5 2011 ...SLIGHT RISK FOR SEVERE THUNDERSTORMS THROUGH TONIGHT... ...LAKE WIND ADVISORY IN EFFECT FROM 9 AM TO 8 PM EDT TUESDAY FOR LAKE MOULTRIE... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. SEVERE THUNDERSTORMS...THE REMNANTS OF TROPICAL DEPRESSION LEE WILL LIFT NORTHEAST OUT OF THE GULF COAST REGION...CAUSING SHOWERS AND THUNDERSTORMS TO BECOME NUMEROUS ACROSS THE AREA THIS AFTERNOON AND EVENING. THERE IS A SLIGHT RISK THAT SOME OF THESE THUNDERSTORMS COULD BECOME SEVERE...CAPABLE OF PRODUCING DAMAGING WINDS AND ISOLATED TORNADOES. BE SURE THE ALARM OF YOUR NOAA WEATHER RADIO IS SET IN THE ON POSITION AND BE READY TO TAKE ACTION SHOULD WATCHES AND WARNINGS BE ISSUED FOR YOUR AREA. THE IS ESPECIALLY IMPORTANT DURING THE OVERNIGHT HOURS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. LAKE WIND ADVISORY. SEVERE THUNDERSTORMS...A FEW THUNDERSTORMS COULD BECOME SEVERE TUESDAY AFTERNOON INTO TUESDAY EVENING AHEAD OF A COLD FRONT APPROACHING FROM THE WEST. THE PRIMARY THREAT WITH ANY SEVERE THUNDERSTORMS WILL BE DAMAGING WINDS AND PERHAPS AN ISOLATED TORNADO. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED TONIGHT. GAZ117-119-139-141-SCZ048>051-061945- COASTAL BRYAN-COASTAL CHATHAM-COASTAL LIBERTY-COASTAL MCINTOSH- BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER- 343 PM EDT MON SEP 5 2011 ...SLIGHT RISK FOR SEVERE THUNDERSTORMS THROUGH TONIGHT... ...HIGH RISK FOR RIP CURRENTS IN EFFECT THROUGH TUESDAY EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST GEORGIA AND SOUTHEAST SOUTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HIGH RISK FOR RIP CURRENTS. SEVERE THUNDERSTORMS...THE REMNANTS OF TROPICAL DEPRESSION LEE WILL LIFT NORTHEAST OUT OF THE GULF COAST REGION...CAUSING SHOWERS AND THUNDERSTORMS TO BECOME NUMEROUS ACROSS THE AREA THIS AFTERNOON AND EVENING. THERE IS A SLIGHT RISK THAT SOME OF THESE THUNDERSTORMS COULD BECOME SEVERE...CAPABLE OF PRODUCING DAMAGING WINDS AND ISOLATED TORNADOES. BE SURE THE ALARM OF YOUR NOAA WEATHER RADIO IS SET IN THE ON POSITION AND BE READY TO TAKE ACTION SHOULD WATCHES AND WARNINGS BE ISSUED FOR YOUR AREA. THE IS ESPECIALLY IMPORTANT DURING THE OVERNIGHT HOURS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HIGH RISK FOR RIP CURRENTS. SEVERE THUNDERSTORMS...A FEW THUNDERSTORMS COULD BECOME SEVERE TUESDAY AFTERNOON INTO TUESDAY EVENING AHEAD OF A COLD FRONT APPROACHING FROM THE WEST. THE PRIMARY THREAT WITH ANY SEVERE THUNDERSTORMS WILL BE DAMAGING WINDS AND PERHAPS AN ISOLATED TORNADO. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED TONIGHT. AMZ330-350-352-354-374-061945- CHARLESTON HARBOR- WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM- WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM- WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM...INCLUDING GRAYS REEF NATIONAL MARINE SANCTUARY- WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA EXTENDING FROM 20 TO 60 NM- 343 PM EDT MON SEP 5 2011 ...SLIGHT RISK FOR SEVERE THUNDERSTORMS THROUGH TONIGHT... THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS. .DAY ONE...THIS AFTERNOON AND TONIGHT. SEVERE THUNDERSTORMS...THE REMNANTS OF TROPICAL DEPRESSION LEE WILL LIFT NORTHEAST OUT OF THE GULF COAST REGION...CAUSING SHOWERS AND THUNDERSTORMS TO BECOME NUMEROUS ACROSS THE AREA THIS AFTERNOON AND EVENING. THERE IS A SLIGHT RISK THAT SOME OF THESE THUNDERSTORMS COULD BECOME SEVERE...CAPABLE OF PRODUCING DAMAGING WINDS AND ISOLATED TORNADOES. BE SURE THE ALARM OF YOUR NOAA WEATHER RADIO IS SET IN THE ON POSITION AND BE READY TO TAKE ACTION SHOULD WATCHES AND WARNINGS BE ISSUED FOR YOUR AREA. THE IS ESPECIALLY IMPORTANT DURING THE OVERNIGHT HOURS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. SEVERE THUNDERSTORMS...A FEW THUNDERSTORMS COULD BECOME SEVERE TUESDAY AFTERNOON INTO TUESDAY EVENING AHEAD OF A COLD FRONT APPROACHING FROM THE WEST. THE PRIMARY THREAT WITH ANY SEVERE THUNDERSTORMS WILL BE STRONG WINDS AND PERHAPS AN ISOLATED WATERSPOUT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED TONIGHT.
The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 11:20 AM EDT | Special Marine Warning | CHS | 55 min | |
| Sep 6, 9:17 AM EDT | Special Weather Statement | CHS | Berkeley | 58 min |
| Sep 6, 9:51 AM EDT | Special Weather Statement | CHS | Charleston | 39 min |
| Sep 6, 10:05 AM EDT | Special Weather Statement | CHS | Charleston | 40 min |
| Sep 6, 10:28 AM EDT | Special Weather Statement | CHS | Berkeley | 47 min |
| Sep 6, 10:45 AM EDT | Special Weather Statement | CHS | Charleston | 60 min |
| Sep 6, 11:51 AM EDT | Special Weather Statement | CHS | Georgetown | 39 min |
| Sep 6, 1:26 PM EDT | Special Weather Statement | CHS | Dorchester | 49 min |
Nearby
Special Weather Statements in South Carolina, 2011Every special weather statement 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.