Alert archive / North Carolina / Tornado Warnings in 1989

Tornado Warning 1, NWS Newport/Morehead City, NC

February 21, 1989Bertie County, Martin County, North Carolina

NWS Newport/Morehead City, NC issued this tornado warning at Feb 21, 1989, 1:05 PM EST for Bertie County, Martin County, North Carolina. It was in force for 55 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 21, 1989, 1:05 PM EST (18:05 UTC)
Expired
Feb 21, 1989, 2:00 PM EST
In force
55 min
Issued by
NWS Newport/Morehead City, NC
Area
Whole counties

Counties Bertie County, NC, Martin County, NC

The radar

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

What was reported inside it

TimeReportWhereRemark
Feb 21, 1:25 PM ESTThunderstorm Wind 0Martin, NC
Feb 21, 1:30 PM ESTThunderstorm Wind 0Bertie, NC

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Cape Hatteras, NC (KHAT), launched 12:00Z, 6.1 hours before the alert went out and 158 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 1989-02-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 309 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 1989-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 162 square meters per square second.19395878Sfc1 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
309 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
863 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
162 m²/s²
0-3 km storm-relative helicity
219 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KHAT 211803
TORHAT
NCC015-117-211900-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CAPE HATTERAS NC
105 PM EST TUE FEB 21 1989
 
THE NATIONAL WEATHER SERVICE IN CAPE HATTERAS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  200 PM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTHEAST NORTH CAROLINA
          ...BERTIE...MARTIN
 
A LINE OF SEVERE THUNDERSTORMS IS MOVING TOWARD BERTIE AND MARTIN
COUNTIES AND WILL MOVE INTO THESE AREAS BY 115 PM EST. THE LINE OF
THUNDERSTORMS IS MOVING EAST AT 35 MILES AN HOUR. THE THUNDERSTORMS
HAVE PRODUCED A NUMBER OF TORNADOES AS THEY MOVED THROUGH CENTRAL NORTHCAROLINA.
 
 
IF A TORNADO APPROACHES...TAKE SHELTER IMMEDIATELY.
 
JONES

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 1:50 PM ESTSevere Thunderstorm WarningMHXChowan, Gates55 min
Feb 21, 2:10 PM ESTSevere Thunderstorm WarningMHXPerquimans65 min
Feb 21, 2:43 PM ESTSevere Thunderstorm WarningMHXCamden, Pasquotank62 min

Nearby

Tornado Warnings in North Carolina, 1989Every tornado warning in 1989Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.