Alert archive / North Carolina / Tornado Warnings in 1991

Tornado Warning 3, NWS Wilmington, NC

June 20, 1991Carteret County, North Carolina

NWS Wilmington, NC issued this tornado warning at Jun 20, 1991, 9:47 AM EDT for Carteret County, North Carolina. It was in force for 58 min.

The area

The counties it named.

The facts

Issued
Jun 20, 1991, 9:47 AM EDT (13:47 UTC)
Expired
Jun 20, 1991, 10:45 AM EDT
In force
58 min
Issued by
NWS Wilmington, NC
Area
Whole counties

County Carteret County, NC

The nearest sounding before it

Cape Hatteras, NC (KHAT), launched 12:00Z, 1.8 hours before the alert went out and 104 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 1991-06-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 406 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 1991-06-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 39 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
406 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
728 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
39 m²/s²
0-3 km storm-relative helicity
83 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KILM 201350
TORILM
NCC031-201430-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE WILMINGTON NC
947 AM EDT THU JUN 20 1991
 
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
TORNADO AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 1030 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL NORTH CAROLINA
 
   ...CARTERET COUNTY
 
  AND FOR THE NORTH CAROLINA COASTAL WATERS FROM
 
BOGUE INLET TO BEAUFORT INLET

Nearby

Tornado Warnings in North Carolina, 1991Every tornado warning in 1991Tornadoes in 1991

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.