Alert archive / Delaware / Tornado Warnings in 1993

Tornado Warning 6, NWS Wilmington, NC

September 27, 1993New Castle County, Delaware

NWS Wilmington, NC issued this tornado warning at Sep 27, 1993, 3:25 PM EDT for New Castle County, Delaware. It was in force for 8 min.

The area

The counties it named.

The facts

Issued
Sep 27, 1993, 3:25 PM EDT (19:25 UTC)
Expired
Sep 27, 1993, 3:33 PM EDT
In force
8 min
Issued by
NWS Wilmington, NC
Area
Whole counties

County New Castle County, DE

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 12:00Z, 7.4 hours before the alert went out and 99 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, Atlantic City In, NJ at 12:00Z on 1993-09-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1090 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, Atlantic City In, NJ at 12:00Z on 1993-09-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 square meters per square second.1939587897Sfc1 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
1090 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
834 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
0.5
Supercell composite
4.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KWBC 271926
TORILG
DEC003-272000-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON DELAWARE
ISSUED BY WASHINGTON DC
325 PM EDT MON SEP 27 1993
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  400 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH DELAWARE
 
   ...NEW CASTLE COUNTY
 
AND ADJACENT WATERS OF THE CHESAPEAKE BAY
AND ADJACENT COASTAL WATERS
 
AT 306 PM A FUNNEL WAS SIGHTED AT THE NEW CASTLE AIRPORT MOVING EAST AT
45 MPH.
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A^ CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.
 
 
 
&

Nearby

Tornado Warnings in Delaware, 1993Every tornado warning in 1993Tornadoes in 1993

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.