Alert archive / North Carolina / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 16, NWS Newport/Morehead City, NC

March 31, 1989Camden County, Pasquotank County, North Carolina

NWS Newport/Morehead City, NC issued this severe thunderstorm warning at Mar 31, 1989, 4:49 PM EST for Camden County, Pasquotank County, North Carolina. It was in force for 56 min.

The area

The counties it named.

The facts

Issued
Mar 31, 1989, 4:49 PM EST (21:49 UTC)
Expired
Mar 31, 1989, 5:45 PM EST
In force
56 min
Issued by
NWS Newport/Morehead City, NC
Area
Whole counties

Counties Camden County, NC, Pasquotank County, NC

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Cape Hatteras, NC (KHAT), launched 12:00Z, 9.8 hours before the alert went out and 131 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, Cape Hatteras, NC at 12:00Z on 1989-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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, Cape Hatteras, NC at 12:00Z on 1989-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 square meters per square second.193958Sfc1 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1005 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
38 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 3:18 PM ESTSevere Thunderstorm WarningMHXHertford42 min
Mar 31, 3:37 PM ESTSevere Thunderstorm WarningMHXBertie53 min
Mar 31, 3:45 PM ESTSevere Thunderstorm WarningMHXGates45 min
Mar 31, 4:09 PM ESTSevere Thunderstorm WarningMHXPasquotank, Perquimans51 min
Mar 31, 4:49 PM ESTSevere Thunderstorm WarningMHXPerquimans56 min
Mar 31, 5:38 PM ESTSevere Thunderstorm WarningMHXBertie, Martin67 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1989Every severe thunderstorm warning in 1989

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.