Alert archive / Delaware / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 55, NWS Wilmington, NC

July 14, 1993Sussex County, Delaware

NWS Wilmington, NC issued this severe thunderstorm warning at Jul 14, 1993, 6:31 PM EDT for Sussex County, Delaware. It was in force for 59 min.

The area

The counties it named.

The facts

Issued
Jul 14, 1993, 6:31 PM EDT (22:31 UTC)
Expired
Jul 14, 1993, 7:30 PM EDT
In force
59 min
Issued by
NWS Wilmington, NC
Area
Whole counties

County Sussex County, DE

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 12:00Z, 10.5 hours before the alert went out and 112 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 1993-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 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 1993-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.193958Sfc1 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
8 J/kg
Mixed-layer CIN
-155 J/kg
Mixed-layer LCL
1723 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 4:56 PM EDTTornado WarningILMKent64 min

Nearby

Severe Thunderstorm Warnings in Delaware, 1993Every severe thunderstorm warning 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.