Alert archive / North Carolina / Coastal Flood Statements in 2011

Coastal Flood Statement 2, NWS Wilmington, NC

October 14, 2011New Hanover County, North Carolina

NWS Wilmington, NC issued this coastal flood statement at Oct 14, 2011, 4:36 AM EDT for New Hanover County, North Carolina. It took effect at Oct 14, 2011, 10:00 AM EDT. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Oct 14, 2011, 4:36 AM EDT (08:36 UTC)
In effect from
Oct 14, 2011, 10:00 AM EDT
Expired
Oct 14, 2011, 1:00 PM EDT
In force
3 hr
Issued by
NWS Wilmington, NC

County New Hanover County, NC

The radar

The Wilmington radar (KLTX), 56 km from the middle of the area, began a volume at 08:36 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, 8.6 hours before the alert went out and 244 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, Charleston AFB, SC at 00:00Z on 2011-10-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 621 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, Charleston AFB, SC at 00:00Z on 2011-10-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 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
621 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
743 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
9 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.1

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 13, 8:28 PM EDTSpecial Weather StatementILMDarlington, Florence62 min
Oct 13, 9:31 PM EDTSpecial Weather StatementILMDillon, Florence, Marion, Marlboro59 min
Oct 13, 9:53 PM EDTSevere Thunderstorm WarningILMFlorence, Georgetown, Horry, Marion, Williamsburg67 min
Oct 13, 10:55 PM EDTSpecial Weather StatementILMGeorgetown, Horry, Marion65 min
Oct 13, 10:57 PM EDTSpecial Weather StatementILMDillon63 min

Nearby

Coastal Flood Statements in North Carolina, 2011Every coastal flood statement in 2011

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.