Alert archive / South Carolina / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 50, NWS Columbia, SC

April 26, 2006Clarendon County, South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Apr 26, 2006, 3:04 PM EDT for Clarendon County, South Carolina. It was in force for 41 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Apr 26, 2006, 3:04 PM EDT (19:04 UTC)
Expired: Apr 26, 2006, 3:45 PM EDT
In force: 41 min
Issued by: NWS Columbia, SC
Area: Counties, with a storm outline in the text

County Clarendon County, SC

The radar

The Columbia radar (KCAE), 95 km from the middle of the area, began a volume at 19:05 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 26, 3:10 PM EDT	HAIL 0.25	Manning, SC	FIRE DEPARTMENT REPORTED QUARTER SIZE HAIL IN MANNING.
Apr 26, 3:30 PM EDT	HAIL 1	1 S Manning, SC	PUBLIC REPORT OF QUARTER SIZE HAIL.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched one storm report to this severe thunderstorm warning; the first came 26 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 26, 12:40 PM EDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 7.1 hours before the alert went out and 93 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 575 J/kg
Mixed-layer CIN: -72 J/kg
Mixed-layer LCL: 1116 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 23 m²/s²
0-3 km storm-relative helicity: 74 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS52 KCAE 261905
SVRCAE
SCC027-261945-
/O.NEW.KCAE.SV.W.0050.060426T1904Z-060426T1945Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
304 PM EDT WED APR 26 2006

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLARENDON COUNTY IN CENTRAL SOUTH CAROLINA

* UNTIL 345 PM EDT

* AT 257 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL.  THIS
  STORM WAS LOCATED NEAR MANNING...AND MOVING EAST AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL MOVE ALONG HIGHWAYS 521 AND 261       
  AFFECTING THE FORESTON ALONG WITH MAINLY RURAL AREAS OF THE        
  INDICATED COUNTY.

REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1, 800, 7
7 5, 7 1 9 9.

LAT...LON 3377 8024 3364 8026 3355 8007 3373 7997
      3382 8000 3381 8010

$$

LCV

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Columbia, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 26, 9:42 AM EDT, 5 hours 22 minutes earlier.

Area forecast discussion, Apr 26, 9:42 AM EDT, 5 hours 22 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE COLUMBIA SC
942 AM EDT WED APR 26 2006

.SHORT TERM (REST OF TODAY)...
COLD FRONT ACROSS MIDLANDS OF SOUTH CAROLINA THIS MORNING...SHOULD
CONTINUE TO DRIFT SOUTH. BOUNDARY WILL BECOME FOCUS FOR CONVECTION
THIS AFTERNOON. NUMEROUS SHOWERS AND THUNDERSTORMS FROM NORTH
GEORGIA NORTHEAST ACROSS MOUNTAINS NORTH CAROLINA. MESOSCALE
CONVECTIVE SYSTEM ALONG THE GULF COAST. WEAK LOW PRESSURE
DEVELOPING OVER WEST CENTRAL ALABAMA WILL MOVE NORTHEAST ACROSS
THE REGION THIS AFTERNOON. INSTABILITY EXPECTED TO BE MODERATE
ACROSS THE SOUTHERN MIDLANDS AND CENTRAL SAVANNAH RIVER AREA THIS
AFTERNOON...ALONG WITH MODERATELY STRONG 0-6 KM SHEAR. SPC HAS
SOUTHEAST PORTION OF REGION IN SLIGHT RISK SEVERE THUNDERSTORMS.
WILL UPDATE FORECAST TO LOWER POPS THIS MORNING...AND REDUCE CLOUD
COVER...RAISE POPS TO CATEGORICAL THIS AFTERNOON. TEMPS APPEAR
OK...WITH HIGHS NEAR 80 IN THE CAE AREA.

&&

.PREVIOUS DISCUSSION...
(ISSUED 249 AM EDT WED APR 26 2006)

SHORT TERM (TODAY THROUGH FRIDAY)...
SURFACE FRONT STRETCHED JUST NORTH OF OUR FORECAST AREA (FA). RADAR
INDICATING SOME LINGERING CONVECTION OVER NORTHERN GEORGIA AND
POINTS WESTWARD. WILL EXPECT THIS ACTIVITY TO GRADUALLY DISSIPATE.
GFS/NAM BRING BACK DOOR FRONT INTO THE STATE TODAY. GFS A LITTLE
FARTHER SOUTH THAN NAM...WITH WEDGE INDICATIONS OVER THE UPSTATE
AND PIEDMONT. GFS/NAM DEVELOPS AN AREA OF LOW PRESSURE TRACKING
OVER THE REGION TODAY AND TONIGHT. GFS/NAM TEMPS AND POPS IN THE SAME
BALL PARK. SPC HAS SOUTHERN TIER OF FA IN SLIGHT RISK FOR
SEVERE...WITH APPEARANCE OF MCS DEVELOPING ALONG THE GULF
COAST...SHIFTING ENE DURING THE AFTERNOON/EVENING. THE LOW WILL
TRACK EASTWARD OVERNIGHT AND THURSDAY...WITH THE FRONT PUSHING TO
OUR SOUTH. MODELS BRINGING A STRONG UPPER DISTURBANCE FROM THE NW
OVER THE REGION THURSDAY...WITH THE APPEARANCE OF ENOUGH
INSTABILITY TO PRODUCE A CHANCE OF SHOWERS...MAINLY NE FA. ONCE
DISTURBANCE EXITS LATE THURSDAY...DRIER AIR AND WEAK HIGH PRESSURE
TO BUILD IN.

LONG TERM (FRIDAY NIGHT THROUGH TUESDAY)...
MADE NO CHANGES TO EXTENDED PERIOD.

AVIATION...
HIGH AND MID LEVEL CLOUDINESS CURRENTLY MOVING INTO THE REGION THIS
MORNING IS ASSOCIATED WITH FRONTAL SYSTEM MOVING THROUGH NORTHERN
GEORGIA AND SOUTH CAROLINA.  FRONT SHOULD STALL OUT LATER THIS
MORNING NEAR AGS.  LOW PRESSURE WILL FORM AND MOVE ALONG THE FRONT
LATER ON THIS MORNING AND AFTERNOON...SPREADING CLOUDS AND RAINFALL
INTO THE REGION.  CEILINGS WILL LOWER THIS AFTERNOON DOWN TO NEAR
MVFR...BEFORE FALLING INTO MVFR BY 00Z.  VISIBILITIES IN RAIN OR
THUNDERSTORMS THIS AFTERNOON EXPECTED TO BE MAINLY MVFR.  RAINFALL
SHOULD BE MOVING EAST OF THE FORECAST AREA SHORTLY AFTER 06Z.  WINDS
WILL TURN FROM SOUTHWESTERLY EARLY IN THE TAF PERIOD...TO MORE OF A
NORTHEASTERLY DIRECTION AS SURFACE LOW MOVES EAST OF THE REGION
LATER THIS EVENING.

&&

.CAE WATCHES/WARNINGS/ADVISORIES...
SC...NONE.
GA...NONE.
&&

Hazardous weather outlook, Apr 26, 9:53 AM EDT, 5 hours 11 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE COLUMBIA SC
953 AM EDT WED APR 26 2006

GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-271353-
AIKEN SC-BAMBERG SC-BARNWELL SC-BURKE GA-CALHOUN SC-CHESTERFIELD SC-
CLARENDON SC-COLUMBIA GA-EDGEFIELD SC-FAIRFIELD SC-KERSHAW SC-
LANCASTER SC-LEE SC-LEXINGTON SC-LINCOLN GA-MCCORMICK SC-MCDUFFIE GA-
NEWBERRY SC-ORANGEBURG SC-RICHLAND SC-RICHMOND GA-SALUDA SC-
SUMTER SC-
953 AM EDT WED APR 26 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MIDLANDS OF SOUTH CAROLINA
AND THE CENTRAL SAVANNAH RIVER AREA OF GEORGIA.

.DAY ONE...TODAY AND TONIGHT
NUMEROUS SHOWERS AND THUNDERSTORMS WILL DEVELOP ACROSS THE REGION
THIS AFTERNOON. THERE IS POTENTIAL FOR SEVERE THUNDERSTORMS FROM
THE COLUMBIA METRO AREA SOUTH ACROSS THE CENTRAL SAVANNAH RIVER
AREA. THE PRIMARY THREAT WILL BE HAIL...ALONG WITH DAMAGING WIND
GUSTS TO AROUND 60 MPH.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON.

In the hours before

Local storm report, Apr 26, 1:58 PM EDT, 1 hour 6 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
158 PM EDT WED APR 26 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0145 PM     HAIL             NEWBERRY                34.28N 81.61W
04/26/2006  E0.75 INCH       NEWBERRY           SC   PUBLIC

&&

ARDREY

Local storm report, Apr 26, 2:02 PM EDT, 1 hour 2 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
202 PM EDT WED APR 26 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0152 PM     HAIL             NEWBERRY                34.28N 81.61W
04/26/2006  E0.75 INCH       NEWBERRY           SC   LAW ENFORCEMENT

&&

ARDREY

Local storm report, Apr 26, 2:16 PM EDT, 48 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
216 PM EDT WED APR 26 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0210 PM     TSTM WND DMG     NEWBERRY                34.28N 81.61W
04/26/2006                   NEWBERRY           SC   AMATEUR RADIO

            TREE FELL ON HOUSE

&&

ARDREY

Local storm report, Apr 26, 2:47 PM EDT, 17 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
247 PM EDT WED APR 26 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0210 PM     TSTM WND DMG     1 NE LITTLE MOUNTAIN    34.21N 81.40W
04/26/2006                   NEWBERRY           SC   AMATEUR RADIO

            TREES DOWN ON POWER LINE HIGHWAY 202/I26

&&

ARDREY

Local storm report, Apr 26, 2:48 PM EDT, 16 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
248 PM EDT WED APR 26 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0210 PM     HAIL             NEWBERRY                34.28N 81.61W
04/26/2006  E1.00 INCH       NEWBERRY           SC   AMATEUR RADIO

&&

ARDREY

Local storm report, Apr 26, 2:50 PM EDT, 14 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
250 PM EDT WED APR 26 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0245 PM     HAIL             1 SE WINNSBORO          34.37N 81.08W
04/26/2006  E0.75 INCH       FAIRFIELD          SC   PUBLIC

&&

ARDREY

The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 26, 12:59 PM EDT	Severe Thunderstorm Warning	CAE	Newberry	46 min
Apr 26, 1:00 PM EDT	Severe Thunderstorm Warning	CAE	Newberry	45 min
Apr 26, 1:12 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Richland	48 min
Apr 26, 1:17 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Lexington	43 min
Apr 26, 1:31 PM EDT	Severe Thunderstorm Warning	CAE	Richland	29 min
Apr 26, 1:36 PM EDT	Severe Thunderstorm Warning	CAE	Newberry	39 min
Apr 26, 1:45 PM EDT	Tornado Warning	CAE	Newberry	45 min
Apr 26, 2:00 PM EDT	Severe Thunderstorm Warning	CAE	Richland	30 min
Apr 26, 2:03 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield	42 min
Apr 26, 2:15 PM EDT	Tornado Warning	CAE	Calhoun, Richland, Sumter	45 min
Apr 26, 2:16 PM EDT	Tornado Warning	CAE	Fairfield	44 min
Apr 26, 2:21 PM EDT	Severe Thunderstorm Warning	CAE	Kershaw	39 min
Apr 26, 2:33 PM EDT	Severe Thunderstorm Warning	CAE	Clarendon	42 min
Apr 26, 3:04 PM EDT	Tornado Warning	CAE	Kershaw	26 min
Apr 26, 3:30 PM EDT	Tornado Warning	CAE	Kershaw	15 min
Apr 26, 3:32 PM EDT	Tornado Warning	CAE	Clarendon	13 min
Apr 26, 4:03 PM EDT	Tornado Warning	CAE	Lee	42 min
Apr 26, 4:29 PM EDT	Severe Thunderstorm Warning	CAE	Aiken	46 min
Apr 26, 4:51 PM EDT	Severe Thunderstorm Warning	CAE	Orangeburg	39 min
Apr 26, 5:24 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Clarendon	51 min
Apr 26, 5:54 PM EDT	Severe Thunderstorm Warning	CAE	Clarendon	51 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2006 Every severe thunderstorm warning in 2006

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.