Alert archive / North Carolina / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 57, NWS Newport/Morehead City, NC

June 13, 2009Carteret County, Craven County, Pamlico County, North Carolina

NWS Newport/Morehead City, NC issued this severe thunderstorm warning at Jun 13, 2009, 5:39 PM EDT for Carteret County, Craven County, Pamlico County, North Carolina. It was in force for 66 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 13, 2009, 5:39 PM EDT (21:39 UTC)
Expired
Jun 13, 2009, 6:45 PM EDT
In force
66 min
Issued by
NWS Newport/Morehead City, NC
Area
Storm-based polygon

Counties Carteret County, NC, Craven County, NC, Pamlico County, NC

The radar

The Morehead City radar (KMHX), 32 km from the middle of the area, began a volume at 21:41 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

Wallops Is Stn, VA (KWAL), launched 12:00Z, 9.7 hours before the alert went out and 343 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, Wallops Is Stn, VA at 12:00Z on 2009-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 844 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, Wallops Is Stn, VA at 12:00Z on 2009-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 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
844 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
910 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
33 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The office that day

Everything else NWS Newport/Morehead City, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 12, 9:46 PM EDTSpecial Marine WarningMHX59 min
Jun 12, 9:49 PM EDTSevere Thunderstorm WarningMHXCarteret, Craven, Pamlico41 min
Jun 13, 12:36 AM EDTSevere Thunderstorm WarningMHXCraven, Jones39 min
Jun 13, 12:44 AM EDTAreal Flood WarningMHXCraven, Jones3 hr
Jun 13, 1:43 PM EDTSpecial Marine WarningMHX47 min
Jun 13, 3:39 PM EDTSpecial Marine WarningMHX66 min
Jun 13, 3:40 PM EDTSpecial Marine WarningMHX35 min
Jun 13, 3:53 PM EDTSpecial Marine WarningMHX52 min
Jun 13, 3:56 PM EDTSevere Thunderstorm WarningMHXPamlico49 min
Jun 13, 4:12 PM EDTSpecial Marine WarningMHX48 min
Jun 13, 4:41 PM EDTSpecial Marine WarningMHX49 min
Jun 13, 5:05 PM EDTSevere Thunderstorm WarningMHXCarteret, Craven, Jones55 min
Jun 13, 5:55 PM EDTAreal Flood AdvisoryMHXCarteret, Craven, Jones74 min
Jun 13, 6:01 PM EDTSevere Thunderstorm WarningMHXCarteret, Craven, Jones, Onslow44 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2009Every severe thunderstorm warning 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.