Alert archive / Delaware / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 67, NWS Philadelphia/Mount Holly

May 14, 2002Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 14, 2002, 8:13 PM EDT for Sussex County, Delaware. It was in force for 77 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 14, 2002, 8:13 PM EDT (00:13 UTC)
Expired
May 14, 2002, 9:30 PM EDT
In force
77 min
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

County Sussex County, DE

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 00:00Z, 0.2 hours before the alert went out and 84 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, Wallops Is Stn, VA at 00:00Z on 2002-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 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, Wallops Is Stn, VA at 00:00Z on 2002-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 square meters per square second.1939587897117Sfc1 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
13 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
2421 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
122 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 
WUUS51 KPHI 150013
SVRPHI
DEC005-150130-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
812 PM EDT TUE MAY 14 2002

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SUSSEX COUNTY IN SOUTHERN DELAWARE.

* UNTIL 930 PM EDT.

* AT 810 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  SEVERE THUNDERSTORMS...ALONG A LINE EXTENDING FROM 17 MILES NORTH
  OF BRIDGEVILLE TO 20 MILES WEST OF SEAFORD...MOVING SOUTHEAST AT 50
  MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  BRIDGEVILLE AT 825 PM.
  SEAFORD AT 830 PM.
  MILTON...LAUREL...GEORGETOWN AT 840 PM.
  LEWES AT 845 PM.
  MILLSBORO AT 850 PM.
  LONG NECK AT 855 PM.

THIS STORM HAS A HISTORY OF PRODUCING DAMAGING WINDS.

FOR THE LATEST STORM INFORMATION...PLEASE TUNE TO NOAA WEATHER
RADIO...YOUR LOCAL RADIO OR TELEVISION STATION...OR YOUR CABLE
TELEVISION OUTLET.

$$

LAT...LON 3880 7569 3850 7568 3850 7510 3880 7513

KRUZDLO

Nearby

Severe Thunderstorm Warnings in Delaware, 2002Every severe thunderstorm warning in 2002

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.