Alert archive / South Carolina / Special Weather Statements in 2012
Special Weather Statement, NWS Wilmington, NC
NWS Wilmington, NC issued this special weather statement at Sep 7, 2012, 1:50 AM EDT for Williamsburg County, South Carolina. It was in force for 40 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 7, 2012, 1:50 AM EDT (05:50 UTC)
- Expired
- Sep 7, 2012, 2:30 AM EDT
- In force
- 40 min
- Issued by
- NWS Wilmington, NC
County Williamsburg County, SC
The radar
The Columbia radar (KCAE), 118 km from the middle of the area, began a volume at 05:54 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 00:00Z, 5.8 hours before the alert went out and 101 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
- 1904 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 911 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Wilmington, NC wrote its last area forecast discussion before this special weather statement went out at Sep 7, 1:30 AM EDT, 20 minutes earlier.
Area forecast discussion, Sep 7, 1:30 AM EDT, 20 minutes before
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</html>Hazardous weather outlook, Sep 6, 8:33 PM EDT, 5 hours 17 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE WILMINGTON NC 833 PM EDT THU SEP 6 2012 NCZ087-096-099-105-107-109-SCZ017-023-024-032-033-039-053-055-080045- ROBESON-BLADEN-COLUMBUS-INLAND PENDER-INLAND NEW HANOVER- INLAND BRUNSWICK-MARLBORO-DARLINGTON-DILLON-FLORENCE-MARION- WILLIAMSBURG-INLAND HORRY-INLAND GEORGETOWN- 833 PM EDT THU SEP 6 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST NORTH CAROLINA AND NORTHEAST SOUTH CAROLINA. .DAY ONE...TONIGHT. SHOWERS AND THUNDERSTORMS WILL BE ON THE INCREASE TONIGHT. THESE THUNDERSTORMS WILL BE CAPABLE OF HEAVY RAINFALL. SHOWERS AND THUNDERSTORMS THAT STALL AND MOVE OVER THE SAME GENERAL AREA... MAY PRODUCE SIGNIFICANT PONDING OF WATER IN LOW-LYING AND POOR DRAINAGE AREAS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ENCOURAGED TO REPORT RAINFALL AMOUNTS AND ANY AREAS OF HIGH WATER. NCZ106-108-110-SCZ054-056-080045- COASTAL PENDER-COASTAL NEW HANOVER-COASTAL BRUNSWICK-COASTAL HORRY- COASTAL GEORGETOWN- 833 PM EDT THU SEP 6 2012 ...MODERATE RISK OF RIP CURRENTS IN EFFECT FROM 7 AM EDT FRIDAY THROUGH FRIDAY EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST NORTH CAROLINA AND NORTHEAST SOUTH CAROLINA. .DAY ONE...TONIGHT. SHOWERS AND THUNDERSTORMS WILL BE ON THE INCREASE TONIGHT. THESE THUNDERSTORMS WILL BE CAPABLE OF HEAVY RAINFALL. SHOWERS AND THUNDERSTORMS THAT STALL AND MOVE OVER THE SAME GENERAL AREA... MAY PRODUCE SIGNIFICANT PONDING OF WATER IN LOW-LYING AND POOR DRAINAGE AREAS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. MODERATE RISK OF RIP CURRENTS. THE RISK FOR STRONG RIP CURRENTS WILL CONTINUE THROUGH THE WEEKEND. BREAKERS WILL ALSO BE ABOVE NORMAL. SOME MINOR BEACH EROSION IS POSSIBLE DURING HIGH TIDE. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ENCOURAGED TO REPORT RAINFALL AMOUNTS AND ANY AREAS OF HIGH WATER. AMZ250-252-254-256-080045- SURF CITY TO CAPE FEAR NC OUT 20 NM- CAPE FEAR NC TO LITTLE RIVER INLET SC OUT 20 NM- LITTLE RIVER INLET TO MURRELLS INLET SC OUT 20 NM- MURRELLS INLET TO SOUTH SANTEE RIVER SC OUT 20 NM- 833 PM EDT THU SEP 6 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ADJACENT COASTAL WATERS. .DAY ONE...TONIGHT. DUE TO SWELLS FROM HURRICANE LESLIE...MARINERS SHOULD EXPECT TURBULENT INLETS DURING OUTGOING TIDES. STANDING OR EVEN BREAKING WAVES THROUGH ENTRANCES CANNOT BE RULED OUT. SURF ZONES WILL EXTEND FARTHER OFFSHORE THAN USUAL AND WAVES MAY BREAK IN AREAS THAT NORMALLY DO NOT EXPERIENCE BREAKING WAVES. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. MARINERS SHOULD EXPECT TURBULENT INLETS DURING OUTGOING TIDES DUE TO THE SWELL ENERGY FROM TROPICAL CYCLONE LESLIE. STANDING OR EVEN BREAKING WAVES THROUGH ENTRANCES CANNOT BE RULED OUT. SURF ZONES WILL EXTEND FARTHER OFFSHORE THAN USUAL AND WAVES MAY BREAK IN AREAS THAT NORMALLY DO NOT EXPERIENCE BREAKING WAVES. .SPOTTER INFORMATION STATEMENT... MARINERS ARE ASKED TO REPORT ANY HAZARDOUS MARINE CONDITIONS THEY ENCOUNTER. 27
In the hours before
Special weather statement, Sep 7, 12:30 AM EDT, 1 hour 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
1230 AM EDT FRI SEP 7 2012
SCZ032-033-070530-
FLORENCE-MARION-
1230 AM EDT FRI SEP 7 2012
...THUNDERSTORMS PRODUCING TORRENTIAL RAINFALL ACROSS PORTIONS OF
FLORENCE AND MARION COUNTIES...
AT 1228 AM EDT...DOPPLER RADAR INDICATED SLOW-MOVING THUNDERSTORMS
ALONG A LINE EXTENDING FROM SARDIS TO PAMPLICO...MOVING SOUTH AT 10
TO 15 MPH.
THESE STORMS WERE PRODUCING RAINFALL RATES UP TO TWO INCHES PER
HOUR. RADAR HAS ESTIMATED UP TO 3.5 INCHES OF RAIN MAY HAVE FALLEN
ALONG THE FLORENCE-MARION COUNTY BORDER EAST OF HYMAN AND EVERGREEN.
SOME LOCATIONS IMPACTED BY THIS HEAVY RAINFALL INCLUDE LAKE
CITY...CARTERSVILLE...EFFINGHAM...EVERGREEN...FRIENDFIELD...GRESHAM..
.HANNAH...HYMAN...JOHNSONVILLE...KINGSBURG...NEW HOPE AND PAMPLICO.
THESE STORMS WILL PRODUCE HEAVY RAINFALL...WHICH MAY CAUSE MINOR
FLOODING OF LOW LYING AREAS INCLUDING DITCHES...CREEKS...ROADWAYS
AND AREAS OF POOR DRAINAGE. AVOID THESE AREAS AND DO NOT CROSS
FLOODED ROADS. MOTORISTS SHOULD ALSO REDUCE DRIVING SPEEDS TO AVOID
HYDROPLANING.
&&
LAT...LON 3413 7998 3406 7939 3380 7932 3382 7938
3381 7939 3379 7944 3385 7981 3388 7983
3389 7985 3388 7994 3391 7997 3395 7998
3399 7990 3408 8005
TIME...MOT...LOC 0428Z 342DEG 14KT 3402 7994 3394 7952
TRASpecial weather statement, Sep 7, 1:50 AM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Wilmington, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 7, 12:30 AM EDT | Special Weather Statement | ILM | Florence | 60 min |
| Sep 7, 2:49 PM EDT | Special Weather Statement | ILM | Georgetown | 56 min |
| Sep 7, 4:51 PM EDT | Special Weather Statement | ILM | Pender | 54 min |
| Sep 7, 5:10 PM EDT | Areal Flood Advisory | ILM | Pender | 92 min |
| Sep 7, 6:52 PM EDT | Special Weather Statement | ILM | Columbus | 53 min |
Nearby
Special Weather Statements in South Carolina, 2012Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.