Alert archive / South Carolina / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 16, NWS Wilmington, NC

March 15, 2008Georgetown County, Horry County, South Carolina

NWS Wilmington, NC issued this severe thunderstorm warning at Mar 15, 2008, 7:59 PM EDT for Georgetown County, Horry County, South Carolina. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Mar 15, 2008, 7:59 PM EDT (23:59 UTC)
Expired: Mar 15, 2008, 8:30 PM EDT
In force: 31 min
Issued by: NWS Wilmington, NC
Area: Storm-based polygon

Counties Georgetown County, SC, Horry County, SC

The radar

The Wilmington radar (KLTX), 75 km from the middle of the area, began a volume at 00:04 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 watch it was issued in

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

Issued	Product	Office	Lasted
Mar 15, 4:36 PM EDT	Tornado Watch PDS	SPC	8 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 12.0 hours before the alert went out and 116 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: 585 J/kg
Mixed-layer CIN: -85 J/kg
Mixed-layer LCL: 636 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 71 m²/s²
0-3 km storm-relative helicity: 38 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

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 Wilmington, NC wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 15, 7:40 PM EDT, 19 minutes earlier.

Area forecast discussion, Mar 15, 7:40 PM EDT, 19 minutes before

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Hazardous weather outlook, Mar 15, 4:43 PM EDT, 3 hours 16 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE WILMINGTON NC
443 PM EDT SAT MAR 15 2008

NCZ087-096-097-099>101-SCZ017-023-024-032>034-039-046-162045-
ROBESON-BLADEN-PENDER-COLUMBUS-BRUNSWICK-NEW HANOVER-MARLBORO-
DARLINGTON-DILLON-FLORENCE-MARION-HORRY-WILLIAMSBURG-GEORGETOWN-
443 PM EDT SAT MAR 15 2008

...TORNADO WATCH 120 IN EFFECT UNTIL 1 AM EDT SUNDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST NORTH CAROLINA AND
NORTHEAST SOUTH CAROLINA.

.DAY ONE...TONIGHT

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   TORNADO WATCH.

AN OUTBREAK OF SEVERE THUNDERSTORMS IS EXPECTED ACROSS THE AREA LATE
THIS AFTERNOON AND EARLY THIS EVENING. AN EASTWARD MOVING CLUSTER
OF STORMS IS EXPECTED TO BRING FAIRLY WIDESPREAD WIND DAMAGE IN
ADDITION TO LARGE HAIL. TORNADOES ARE ALSO A POSSIBILITY...SOME OF
WHICH COULD BE VERY STRONG. RESIDENTS SHOULD BE ALERT FOR WARNINGS
LATER TODAY.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

HAZARDOUS WEATHER IS NOT EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION HAS BEEN REQUESTED.

AMZ250-252-254-256-162045-
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-
443 PM EDT SAT MAR 15 2008

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 12 PM
EDT SUNDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ADJACENT COASTAL WATERS.

.DAY ONE...TONIGHT

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   SMALL CRAFT ADVISORY.

STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE THIS EVENING AND EARLY
TONIGHT. THE STRONGER STORMS WILL BE CAPABLE OF PRODUCING WIND
GUSTS OF 50 KT OR OR HIGHER IN ADDITION TO WATERSPOUTS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   SMALL CRAFT ADVISORY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE REQUIRED.

CRM

In the hours before

Local storm report, Mar 15, 6:43 PM EDT, 1 hour 16 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON NC
643 PM EDT SAT MAR 15 2008

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

0635 PM     FUNNEL CLOUD     5 WSW FLORENCE          34.15N 79.86W
03/15/2008                   FLORENCE           SC   LAW ENFORCEMENT

            HIGHWAY PATROL REPORTED FUNNEL CLOUD NEAR I-95 NEAR EXIT
            150

&&

CRM

Local storm report, Mar 15, 6:45 PM EDT, 1 hour 14 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON NC
645 PM EDT SAT MAR 15 2008

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

0641 PM     TSTM WND DMG     RAYNHAM                 34.57N 79.19W
03/15/2008                   ROBESON            NC   TRAINED SPOTTER

            TREES DOWN ON TOMM ROAD.

&&

KEEBLER

Local storm report, Mar 15, 7:18 PM EDT, 41 minutes before

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Local storm report, Mar 15, 7:23 PM EDT, 36 minutes before

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Local storm report, Mar 15, 7:26 PM EDT, 33 minutes before

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Local storm report, Mar 15, 7:41 PM EDT, 18 minutes before

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The office that day

Everything else NWS Wilmington, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 15, 4:48 PM EDT	Severe Thunderstorm Warning	ILM	Darlington	42 min
Mar 15, 5:05 PM EDT	Severe Thunderstorm Warning	ILM	Marlboro	40 min
Mar 15, 5:27 PM EDT	Severe Thunderstorm Warning	ILM	Dillon	48 min
Mar 15, 5:40 PM EDT	Tornado Warning	ILM	Dillon	35 min
Mar 15, 5:58 PM EDT	Severe Thunderstorm Warning	ILM	Darlington, Florence, Marion	47 min
Mar 15, 6:09 PM EDT	Tornado Warning	ILM	Horry	51 min
Mar 15, 6:20 PM EDT	Tornado Warning	ILM	Florence, Marion	40 min
Mar 15, 6:25 PM EDT	Severe Thunderstorm Warning	ILM	Dillon, Marlboro	35 min
Mar 15, 7:01 PM EDT	Tornado Warning	ILM	Horry	44 min
Mar 15, 7:07 PM EDT	Severe Thunderstorm Warning	ILM	Georgetown, Williamsburg	38 min
Mar 15, 7:17 PM EDT	Tornado Warning	ILM	Georgetown, Williamsburg	43 min
Mar 15, 7:23 PM EDT	Special Marine Warning	ILM		97 min
Mar 15, 7:42 PM EDT	Severe Thunderstorm Warning	ILM	Horry	23 min
Mar 15, 6:13 PM EDT	Severe Thunderstorm Warning	ILM	Robeson	47 min
Mar 15, 6:45 PM EDT	Tornado Warning	ILM	Bladen, Columbus	30 min
Mar 15, 7:01 PM EDT	Severe Thunderstorm Warning	ILM	Bladen, Brunswick, Columbus, New Hanover, Pender	59 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2008 Every severe thunderstorm warning in 2008

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.