Alert archive / North Carolina / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 94, NWS Newport/Morehead City, NC

September 9, 2019Onslow County, North Carolina

NWS Newport/Morehead City, NC issued this severe thunderstorm warning at Sep 9, 2019, 5:18 PM EDT for Onslow County, North Carolina. It was in force for 27 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
Sep 9, 2019, 5:18 PM EDT (21:18 UTC)
Expired
Sep 9, 2019, 5:45 PM EDT
In force
27 min
Issued by
NWS Newport/Morehead City, NC
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Onslow County, NC

The radar

The Morehead City radar (KMHX), 47 km from the middle of the area, began a volume at 21:20 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 12:00Z, 9.3 hours before the alert went out and 47 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 12:00Z on 2019-09-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1636 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 12:00Z on 2019-09-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 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
1636 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
842 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
72 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.6

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 9, 11:08 AM EDTSpecial Marine WarningMHX67 min
Sep 9, 11:14 AM EDTSpecial Weather StatementMHXDare61 min
Sep 9, 11:16 AM EDTSpecial Weather StatementMHXDare59 min
Sep 9, 12:17 PM EDTSpecial Marine WarningMHX58 min
Sep 9, 12:28 PM EDTSpecial Weather StatementMHXBeaufort62 min
Sep 9, 12:39 PM EDTRiver Flood WarningMHXJones3 days
Sep 9, 2:18 PM EDTSpecial Weather StatementMHXLenoir57 min
Sep 9, 2:23 PM EDTSpecial Weather StatementMHXBeaufort67 min
Sep 9, 2:31 PM EDTSpecial Marine WarningMHX59 min
Sep 9, 2:53 PM EDTSpecial Weather StatementMHXCarteret67 min
Sep 9, 3:16 PM EDTSpecial Weather StatementMHXJones, Lenoir59 min
Sep 9, 3:48 PM EDTSpecial Weather StatementMHXCarteret57 min
Sep 9, 4:19 PM EDTSpecial Weather StatementMHXDuplin56 min
Sep 9, 4:30 PM EDTSpecial Marine WarningMHX40 min
Sep 9, 4:32 PM EDTSpecial Weather StatementMHXCarteret28 min
Sep 9, 4:44 PM EDTSpecial Weather StatementMHXOnslow46 min
Sep 9, 5:04 PM EDTSpecial Weather StatementMHXOnslow26 min
Sep 9, 5:26 PM EDTSpecial Marine WarningMHX49 min
Sep 9, 5:30 PM EDTAreal Flood AdvisoryMHXOnslow90 min
Sep 9, 6:01 PM EDTSpecial Marine WarningMHX40 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2019Every severe thunderstorm warning in 2019

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.