Alert archive / North Carolina / Severe Thunderstorm Watches in 2003

Severe Thunderstorm Watch 981

December 10, 200316 counties in North Carolina

The Storm Prediction Center issued this severe thunderstorm watch at Dec 10, 2003, 9:15 PM EST for 16 counties in North Carolina. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Dec 10, 2003, 9:15 PM EST (02:15 UTC)
Expired
Dec 11, 2003, 2:00 AM EST
In force
5 hr
Issued by
the Storm Prediction Center

Counties Beaufort County, NC, Camden County, NC, Carteret County, NC, Craven County, NC, Currituck County, NC, Dare County, NC, Duplin County, NC, Hyde County, NC, Jones County, NC, Lenoir County, NC, Onslow County, NC, Pamlico County, NC, Pasquotank County, NC, Perquimans County, NC, Tyrrell County, NC, Washington County, NC

The radar

The Morehead City radar (KMHX), 56 km from the middle of the area, began a volume at 02:16 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.

Warnings issued inside it

5 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Dec 10, 10:20 PM ESTSevere Thunderstorm WarningMHXCarteret40 min
Dec 10, 11:07 PM ESTSevere Thunderstorm WarningAKQCurrituck28 min
Dec 10, 11:16 PM ESTSevere Thunderstorm WarningMHXCarteret44 min
Dec 10, 11:40 PM ESTSevere Thunderstorm WarningMHXHyde50 min
Dec 11, 12:05 AM ESTSevere Thunderstorm WarningMHXDare55 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 2.3 hours before the alert went out and 56 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 2003-12-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 101 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 2003-12-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 201 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
101 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
511 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
201 m²/s²
0-3 km storm-relative helicity
260 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 10, 8:58 PM ESTMesoscale DiscussionSPCBeaufort, Bertie, Camden, Carteret, Chowan, Craven and 22 more92 min
Dec 10, 11:52 PM ESTMesoscale DiscussionSPCBeaufort, Camden, Carteret, Craven, Currituck, Dare and 8 more83 min

Nearby

Severe Thunderstorm Watches in North Carolina, 2003Every severe thunderstorm watch in 2003

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.