Alert archive / Maryland / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 90, NWS Philadelphia/Mount Holly

June 5, 2002Kent County, Queen Anne's County, Maryland

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 5, 2002, 9:09 PM EDT for Kent County, Queen Anne's County, Maryland. It was in force for 51 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: Jun 5, 2002, 9:09 PM EDT (01:09 UTC)
Expired: Jun 5, 2002, 10:00 PM EDT
In force: 51 min
Issued by: NWS Philadelphia/Mount Holly
Area: Whole counties

Counties Kent County, MD, Queen Anne's County, MD

What was reported inside it

Time	Report	Where	Remark
Jun 5, 9:10 PM EDT	Thunderstorm Wind 52 E	Betterton, MD
Jun 5, 9:20 PM EDT	Thunderstorm Wind 57 E	Grasonville, MD

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.

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 00:00Z, 1.2 hours before the alert went out and 147 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: 1191 J/kg
Mixed-layer CIN: -150 J/kg
Mixed-layer LCL: 950 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 129 m²/s²
0-3 km storm-relative helicity: 151 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 060109
SVRPHI
MDC029-035-060200-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
908 PM EDT WED JUN 5 2002

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN KENT COUNTY IN NORTHEAST MARYLAND.
  QUEEN ANNES COUNTY IN NORTHEAST MARYLAND.

* UNTIL 1000 PM EDT.

* AT 904 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM... 10 MILES SOUTHWEST OF STEVENSVILLE...MOVING
  EAST AT 55 MPH.  THE STORM MAY ALSO PRODUCE WATERSPOUTS NEAR THE
  BAY.  

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  STEVENSVILLE AT 915 PM.
  GRASONVILLE AT 920 PM.
  CENTREVILLE AT 930 PM.
  CHURCH HILL AT 935 PM.

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

$$

LAT...LON 3901 7647 3881 7646 3901 7592 3924 7587

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 5, 9:03 PM EDT	Severe Thunderstorm Warning	PHI	Cecil, Kent	42 min
Jun 5, 9:25 PM EDT	Severe Thunderstorm Warning	PHI	Talbot	50 min
Jun 5, 9:45 PM EDT	Severe Thunderstorm Warning	PHI	Caroline	30 min
Jun 6, 3:52 PM EDT	Severe Thunderstorm Warning	PHI	Kent	53 min
Jun 6, 4:46 PM EDT	Tornado Warning	PHI	Talbot	44 min

Nearby

Severe Thunderstorm Warnings in Maryland, 2002 Every 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.