Alert archive / North Carolina / Tornado Warnings in 1991

Tornado Warning 8, NWS Wilmington, NC

August 7, 1991Carteret County, North Carolina

NWS Wilmington, NC issued this tornado warning at Aug 7, 1991, 6:06 AM EDT for Carteret County, North Carolina. It was in force for 69 min.

The area

The counties it named.

The facts

Issued: Aug 7, 1991, 6:06 AM EDT (10:06 UTC)
Expired: Aug 7, 1991, 7:15 AM EDT
In force: 69 min
Issued by: NWS Wilmington, NC
Area: Whole counties

County Carteret County, NC

The nearest sounding before it

Cape Hatteras, NC (KHAT), launched 00:00Z, 10.1 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 874 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 803 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 3 m²/s²
0-3 km storm-relative helicity: 86 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KILM 071009
TORILM
NCC031-071115-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE WILMINGTON NC
606 AM EDT WED AUG 7 1991
 
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
TORNADO AND SPECIAL MARINE WARNING EFFECTIVE UNTIL  715 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL NORTH CAROLINA
 
   ...SOUTHERN CARTERET COUNTY
 
  AND FOR THE NORTH CAROLINA COASTAL WATERS FROM
 
   ...SALTER PATH TO BEAUFORT INLET
 
AT 605 AM A WATERSPOUT WAS SIGHTED OVER BOGUE SOUND JUST NORTH OF
SALTER PATH ON THE CENTRAL CARTERET COUNTY COAST.
 
PRECIPITATION IN THE AREA WAS MOVING TO THE EAST AT 10 TO 15 MPH.
 
ATT MARINE INTERESTS SHOULD TAKE EVASIVE ACTION OR PREPARE FOR
HIGH WINDS AND ROUGH SEA CONDITIONS.
 
 
PEOPLE IN OR NEAR THE PATH OF THIS STORM SHOULD TAKE IMMEDIATE
ACTION TO PROTECT THEIR LIVES. GO TO A BASEMENT...THE CENTER OF
BUILDINGS...COVER YOUR HEAD. DO NOT GO NEAR DOORS OR WINDOWS. GET
OUT OF MOBILE HOMES AND VEHICLES. GET INTO A STURDY BUILDING OR A
DITCH.

The office that day

Everything else NWS Wilmington, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 7, 1:51 PM EDT	Severe Thunderstorm Warning	ILM	Craven, Jones	69 min

Nearby

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