Alert archive / North Carolina / Flood Watches in 2009

Flood Watch 4, NWS Wilmington, NC

December 2, 2009Bladen County, Columbus County, North Carolina

NWS Wilmington, NC issued this flood watch at Dec 2, 2009, 9:31 PM EST for Bladen County, Columbus County, North Carolina. It took effect at Dec 2, 2009, 10:00 PM EST. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Dec 2, 2009, 9:31 PM EST (02:31 UTC)
In effect from
Dec 2, 2009, 10:00 PM EST
Expired
Dec 3, 2009, 12:19 AM EST
In force
2 hr
Issued by
NWS Wilmington, NC
Flood severity
None

Counties Bladen County, NC, Columbus County, NC

The radar

The Wilmington radar (KLTX), 53 km from the middle of the area, began a volume at 02:34 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

Newport, NC (KMHX), launched 00:00Z, 2.5 hours before the alert went out and 163 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-pSkew-T log-p diagram, Newport, NC at 00:00Z on 2009-12-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 815 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Newport, NC at 00:00Z on 2009-12-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 364 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
815 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
535 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
364 m²/s²
0-3 km storm-relative helicity
389 m²/s²
Significant tornado parameter
1.5
Supercell composite
11.4

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flood watch 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 flood watch went out at Dec 2, 9:06 PM EST, 25 minutes earlier.

Area forecast discussion, Dec 2, 9:06 PM EST, 25 minutes before
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Hazardous weather outlook, Dec 2, 7:12 PM EST, 2 hours 19 minutes before
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In the hours before

Special weather statement, Dec 2, 8:08 PM EST, 1 hour 23 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
808 PM EST WED DEC 2 2009

NCZ096-097-099-030200-
COLUMBUS-BLADEN-PENDER-
808 PM EST WED DEC 2 2009

...STRONG THUNDERSTORMS OVER EASTERN BLADEN AND COLUMBUS COUNTIES...

AT 807 PM EST...A LINE OF STRONG THUNDERSTORMS WAS...4 MILES EAST OF
LAKE WACCAMAW...OR 15 MILES EAST OF WHITEVILLE...MOVING NORTH AT 25
MPH.

THESE THUNDERSTORMS HAVE THE CAPABILITY OF GUSTY WINDS UP TO 50 MPH.

COMMUNITIES IN THE PATH OF THESE STORMS ARE CARVERS...COUNCIL...
FREEMAN...KELLY...LAGOON...LAKE WACCAMAW...ROWAN...BOLTON AND EAST
ARCADIA.

STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS FOR FURTHER DETAILS OR
UPDATES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WEATHER.GOV/ILM.

MBB
Special weather statement, Dec 2, 8:16 PM EST, 1 hour 15 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
816 PM EST WED DEC 2 2009

SCZ033-034-039-046-030230-
MARION-HORRY-WILLIAMSBURG-GEORGETOWN-
INCLUDING THE CITIES OF...MARION...CONWAY...MYRTLE BEACH...
KINGSTREE...GEORGETOWN
816 PM EST WED DEC 2 2009

...STRONG THUNDERSTORMS PRODUCING GUSTY WINDS OVER NORTHEAST SOUTH CAROLINA...

THROUGH 930 PM...A LINE OF SHOWERS AND EMBEDDED
THUNDERSTORMS...EXTENDING FROM NEAR RAINS TO BRITTON NECK TO
GEORGETOWN...WILL MOVE NORTHEAST TOWARD GARDEN CITY...MYRTLE
BEACH...LORIS...AND NICHOLS. WIND GUSTS IN EXCESS OF 45 MPH WILL
BE POSSIBLE WITH THESE STORMS.

ANOTHER STRONG STORM NEAR TRIO WILL MOVE TOWARD ANDREWS AND
HEMINGWAY...ALSO PRODUCING GUSTY WINDS IN EXCESS OF 45 MPH.

RAS
Local storm report, Dec 2, 8:26 PM EST, 1 hour 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON NC
826 PM EST WED DEC 02 2009

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

0750 PM     TSTM WND GST     2 ENE DOVESVILLE        34.41N 79.86W
12/02/2009  M47.00 MPH       DARLINGTON         SC   PUBLIC

            47 MPH WIND GUST MEASURED BY SENSOR. FOLDING CHAIRS BLOWN
            OFF OF PORCH AND TREE LIMBS DOWN.

&&

WEISS
Special weather statement, Dec 2, 8:39 PM EST, 52 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
839 PM EST WED DEC 2 2009

NCZ087-096-099-SCZ024-034-030245-
COLUMBUS-BLADEN-ROBESON-DILLON-HORRY-
839 PM EST WED DEC 2 2009

...A STRONG THUNDERSTORM OVER FAIR BLUFF RACING NORTHEAST...

AT 838 PM EST...A STRONG THUNDERSTORM WAS...3 MILES SOUTHEAST OF LAKE
VIEW...OR 11 MILES NORTHEAST OF MULLINS...MOVING NORTHEAST AT 40 MPH.

THIS THUNDERSTORM HAS THE CAPABILITY OF PRODUCING GUSTY WINDS OF 50
MPH AND FREQUENT DANGEROUS LIGHTNING.

COMMUNITIES IN THE PATH OF THESE STORMS ARE ELIZABETHTOWN...
LUMBERTON...ABBOTTSBURG...AMMON...BARKER TEN MILE...BARNESVILLE...
BLADENBORO...BOARDMAN...DUART...EMERSON...EVERGREEN AND FAIR BLUFF.

A TORNADO WATCH IS IN EFFECT UNTIL 400 AM.

STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS FOR FURTHER DETAILS OR
UPDATES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WEATHER.GOV/ILM.

MBB

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 2, 8:34 PM ESTSpecial Marine WarningILM30 min
Dec 2, 8:43 PM ESTSpecial Marine WarningILM62 min
Dec 2, 9:09 PM ESTAreal Flood AdvisoryILMHorry81 min
Dec 2, 9:16 PM ESTSevere Thunderstorm WarningILMHorry33 min
Dec 2, 9:31 PM ESTSpecial Marine WarningILM59 min
Dec 2, 9:44 PM ESTSpecial Marine WarningILM46 min
Dec 2, 10:41 PM ESTSpecial Marine WarningILM49 min
Dec 2, 10:43 PM ESTSpecial Marine WarningILM62 min
Dec 3, 2:35 AM ESTSmall Craft AdvisoryILM27 hr
Dec 2, 9:58 PM ESTSevere Thunderstorm WarningILMBladen, Brunswick, Columbus, Pender47 min
Dec 2, 10:00 PM ESTSevere Thunderstorm WarningILMBrunswick30 min
Dec 2, 10:14 PM ESTTornado WarningILMPender31 min

Nearby

Flood Watches in North Carolina, 2009Flood Watches in South Carolina, 2009Every flood watch in 2009

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.