Alert archive / North Carolina / Tornado Warnings in 1990

Tornado Warning 8, NWS Newport/Morehead City, NC

August 24, 1990Currituck County, North Carolina

NWS Newport/Morehead City, NC issued this tornado warning at Aug 24, 1990, 11:52 AM EDT for Currituck County, North Carolina. It was in force for 68 min.

The area

The counties it named.

The facts

Issued
Aug 24, 1990, 11:52 AM EDT (15:52 UTC)
Expired
Aug 24, 1990, 1:00 PM EDT
In force
68 min
Issued by
NWS Newport/Morehead City, NC
Area
Whole counties

County Currituck 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, 3.9 hours before the alert went out and 128 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 1990-08-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 732 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 1990-08-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
732 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
818 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
39 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KHAT 241553
TORHAT
NCC053-241700-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE CAPE HATTERAS NC
1152 AM EDT FRI AUG 24 1990
 
THE NATIONAL WEATHER SERVICE IN CAPE HATTERAS HAS ISSUED A
TORNADO WARNING AND
SPECIAL MARINE WARNING EFFECTIVE UNTIL  100 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTHEAST NORTH CAROLINA
          ...CURRITUCK
 
AND THE CURRITUCK SOUND AND ADJOINING COASTAL WATERS FROM DUCK TO THE
VIRGINIA NORTH CAROLINA BORDER.
 
WATERSPOUTS HAVE BEEN SIGHTED OVER THE CURRITUCK SOUND AND COASTAL
WATERS NEAR THE CORROLLA AREA. THESE WATERSPOUTS HAVE THE POTENTIAL TO
CAUSE SOME DAMAGE NEAR THE COROLLA AREA AS THEY MOVE EASTWARD INTO THE
ATLANTIC FROM THE CURRITUCK SOUND.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH
OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

Nearby

Tornado Warnings in North Carolina, 1990Every tornado warning in 1990Tornadoes in 1990

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.