Alert archive / North Carolina / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 217, NWS Raleigh, NC

June 8, 2006Sampson County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Jun 8, 2006, 7:11 PM EDT for Sampson County, North Carolina. It was in force for 19 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
Jun 8, 2006, 7:11 PM EDT (23:11 UTC)
Expired
Jun 8, 2006, 7:30 PM EDT
In force
19 min
Issued by
NWS Raleigh, NC
Area
Counties, with a storm outline in the text

County Sampson County, NC

The radar

The Raleigh/Durham radar (KRAX), 76 km from the middle of the area, began a volume at 23:11 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.

IssuedProductOfficeLasted
Jun 8, 2:03 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 11.2 hours before the alert went out and 266 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, Roanoke, VA at 12:00Z on 2006-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 9 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, Roanoke, VA at 12:00Z on 2006-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 square meters per square second.1939Sfc1 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
9 J/kg
Mixed-layer CIN
-83 J/kg
Mixed-layer LCL
882 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
45 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 2:43 PM EDTSevere Thunderstorm WarningRAHNash17 min
Jun 8, 3:46 PM EDTSevere Thunderstorm WarningRAHGuilford29 min
Jun 8, 4:39 PM EDTSevere Thunderstorm WarningRAHRandolph36 min
Jun 8, 4:56 PM EDTSevere Thunderstorm WarningRAHHoke, Scotland34 min
Jun 8, 5:16 PM EDTSevere Thunderstorm WarningRAHDurham, Wake29 min
Jun 8, 5:31 PM EDTSevere Thunderstorm WarningRAHCumberland44 min
Jun 8, 6:13 PM EDTSevere Thunderstorm WarningRAHCumberland, Sampson47 min
Jun 8, 7:24 PM EDTSevere Thunderstorm WarningRAHJohnston21 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2006Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.