Thunderstorm Wind, Williamsburg
- When
- May 20, 7:10 PM EST
- Where
- Williamsburg County, 3 mi NW of Greeleyville
- Measured
- 60 kt (69 mph) estimated gust
- Reported by
- GENERAL PUBLIC
- Coordinates
- 33.600, -80.017
Trees down on Hwy 521.
1 thunderstorm wind, as filed by the National Weather Service.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The local office's own words before the first event, 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 the first event at May 20, 2:29 PM EST, 4 hours 41 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE WILMINGTON NC 329 PM EDT SAT MAY 20 2006 .SHORT TERM /TONIGHT AND SUNDAY/... FRONTAL BOUNDARY TO OUR NW TO DROP INTO THEN AREA TONIGHT AND LINGER INTO SUNDAY AS IMPULSES IN NW FLOW ALOFT AFFECT THE REGION. EXPECT TO SEE THUNDERSTORMS TO THE NW MOVE INTO THE AREA DURING THE LATE AFTERNOON AND EVENING. MORE SHOWERS AND STORMS ARE POSSIBLE ON SUNDAY. && .LONG TERM /SUNDAY NIGHT THROUGH SATURDAY/... A MORE SIGNIFICANT FRONT WILL APPROACH FROM THE NW SUNDAY NIGHT AND MOVE SLOWLY THROUGH THE AREA MONDAY AND MONDAY NIGHT. COULD SEE WIDELY SCATTERED TO SCATTERED SHOWERS AND STORMS SUNDAY NIGHT THROUGH MONDAY EVENING BEFORE THE FRONT GOES THROUGH. DRY WEATHER IS EXPECTED TUESDAY THROUGH WEDNESDAY NIGHT. THURSDAY THROUGH SATURDAY...THE OLD FRONT IS EXPECTED TO OSCILLATE ACROSS THE AREA...YIELDING A CHANCE OF SHOWERS AND STORMS THROUGH THE PERIOD. && .AVIATION... ILL DEFINED W TO E FRONTAL BOUNDARY PAIRED WITH A DEVELOPING PIEDMONT TROUGH WILL BRING A GENERAL SW SYNOPTIC FLOW WITH A COASTAL BACKING ON ACCOUNT OF SEA BREEZE. THIS SETUP ALSO SOMETIMES GIVES RISE TO TRICKY-TO-TIME CONVECTION POPPING UP TO THE NW AND HEADING THIS WAY. RUC FCST SEEMS RATHER PLAUSIBLE IN TAKING A PIECE OF ENERGY ACRS THE REGION AROUND 22Z. TSRA WILL BE POSSIBLE AHEAD OF THIS IMPLUSE THIS AFTERNOON. ANOTHER PIECE MAY TRAVERSE THE AREA IN A SIMILAR FASHION JUST AFTER SUNSET SO THE VCTS WILL HAVE TO BE LEFT IN MOST TERMINALS UNTIL 0300Z OR SO. IF SOME MORE CERTAINTY REGARDING THE TIMING AND PLACEMENT COMES ABOUT THEN TEMPO GROUPS CAN BE INSERTED. && .MARINE... RESIDUAL CONVECTIVE COLD POOL AND ASSOCIATED DISTURBED SURFACE WIND FIELDS CONTINUE TO AFFECT MAINLY THE OFFSHORE WATERS SOUTH OF THE FRYING PAN SHOALS BUOY. THE SYNOPTIC SW FLOW HAS REESTABLISHED ITSELF OVER MOST OTHER AREAS WITH THE SEABREEZE NOW PRODUCING SOLID 15 KT WINDS NEARSHORE WITH A FEW GUSTS NOW RECORDED OVER 20 KNOTS AT COASTAL MESONET SITES. AN INDISTINCT BOUNDARY SOMEWHERE ACROSS THE EASTERN CAROLINAS WILL BECOME MORE DISTINCT OVERNIGHT AS IT LIKELY FOCUSES CONVECTION ALONG IT. BY MORNING THE FRONT SHOULD BE IN THE MYRTLE BEACH VICINITY. ALTHOUGH THE FRONT WILL RETURN NORTH DURING THE DAY SUNDAY...EXPECT TO SEE WINDS SHIFT YET AGAIN LATE SUNDAY NIGHT. MONDAY THROUGH WEDNESDAY WILL SEE GENERALLY EASTERLY FLOW WITH THE FRONT FINALLY SOUTH OF THE FORECAST AREA. BY THURSDAY AND FRIDAY...A CLIMATOLOGICALLY FAVORED SOUTHERLY FLOW WILL REDEVELOP WITH HIGH PRESSURE OFFSHORE. ASIDE FROM OCCASIONAL SEABREEZE-INDUCED GUSTS NEARSHORE AROUND 20 KNOTS THROUGH THIS EVENING AND AGAIN SUNDAY AFTERNOON/EVENING... WINDS THROUGHOUT THE PERIOD SHOULD REMAIN 15 KT OR LESS. SEAS WILL BE HIGHEST THROUGH SUNDAY...THEN FALL TO 2-3 FT THROUGH THE REMAINDER OF THE PERIOD WITH GENERALLY LIGHTER FLOW EXPECTED. && .ILM WATCHES/WARNINGS/ADVISORIES... NC...NONE. SC...NONE. MARINE...NONE. && SHORT/LONG TERM...31 AVIATION...05 MARINE...09
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE WILMINGTON NC 340 PM EDT SAT MAY 20 2006 NCZ087-096-097-099>101-SCZ017-023-024-032>034-039-046-210830- ROBESON-BLADEN-PENDER-COLUMBUS-BRUNSWICK-NEW HANOVER-MARLBORO- DARLINGTON-DILLON-FLORENCE-MARION-HORRY-WILLIAMSBURG-GEORGETOWN- 340 PM EDT SAT MAY 20 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST NORTH CAROLINA AND NORTHEAST SOUTH CAROLINA. .DAY ONE...TODAY AND TONIGHT A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 11 PM. STRONG THUNDERSTORMS ARE EXPECTED TO MOVE INTO THE AREA FROM THE NORTHWEST THROUGH THE EVENING HOURS. A FEW OF THE STRONGER CELLS WILL BE CAPABLE OF PRODUCING WIND GUSTS UP TO 60 MPH AND HAIL TO THE SIZE OF QUARTERS. STAY TUNED FOR ANY WARNINGS FROM THE NATIONAL WEATHER SERVICE OFFICE IN WILMINGTON. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS REQUESTED. AMZ250-252-254-256-210830- 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- 340 PM EDT SAT MAY 20 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE ADJACENT COASTAL WATERS. .DAY ONE...TODAY AND TONIGHT A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 11 PM. STRONG THUNDERSTORMS ARE EXPECTED TO MOVE INTO THE AREA FROM THE NORTHWEST THROUGH THE EVENING HOURS. A FEW OF THE STRONGER CELLS WILL BE CAPABLE OF PRODUCING WIND GUSTS UP TO 60 MPH AND HAIL TO THE SIZE OF QUARTERS. STAY TUNED FOR ANY WARNINGS FROM THE NATIONAL WEATHER SERVICE OFFICE IN WILMINGTON. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. 05
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</html>The Columbia radar (KCAE), 109 km away, was scanning. The volume nearest the first event began at 00:09 UTC.
1 thunderstorm wind. Local standard time, as filed.
Trees down on Hwy 521.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in South Carolina in 2006Every state in 2006This day in weather historyWarnings in South Carolina, May 2006
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 5510194.