Alert archive / Maryland / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 90, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 15, 2000, 8:37 PM EDT for Talbot County, Maryland. It was in force for 38 min. 1 report came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- Jun 15, 2000, 8:37 PM EDT (00:37 UTC)
- Expired
- Jun 15, 2000, 9:15 PM EDT
- In force
- 38 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Talbot County, MD
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 15, 8:45 PM EDT | Thunderstorm Wind 50 E | Chestertown, 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 15, 7:45 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 0.6 hours before the alert went out and 93 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.
- Mixed-layer CAPE
- 759 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 920 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 118 m²/s²
- 0-3 km storm-relative helicity
- 197 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 3.0
The text
As transmitted, in the capitals the NWS used until 2016.
242 WUUS51 KPHI 160039 SVRPHL MDC029-035-041-160115- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 837 PM EDT THU JUN 15 2000 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... TALBOT COUNTY IN EASTERN MARYLAND. QUEEN ANNES COUNTY IN NORTHEAST MARYLAND. KENT COUNTY IN NORTHEAST MARYLAND. * UNTIL 915 PM EDT. * AT 834 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS... ALONG A LINE EXTENDING FROM 23 MILES NORTHWEST OF ROCK HALL TO 19 MILES WEST OF ST. MICHAELS...MOVING EAST AT 40 MPH. * SEVERE THUNDERSTORMS WILL BE NEAR... STEVENSVILLE AT 855 PM... ROCK HALL...ST. MICHAELS AT 900 PM... GRASONVILLE...OXFORD AT 905 PM... BETTERTON...CENTREVILLE...CHESTERTOWN...EASTON AT 910 PM... CHURCH HILL AT 915 PM... HAIL UP TO ONE INCH IN DIAMETER AND WINDS GREATER THAN 55 MILES AN HOUR ARE EXPECTED FROM THESE STORMS. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THE STORM HAS PASSED. FOR THE LATEST STORM INFORMATION...PLEASE TUNE TO NOAA WEATHER RADIO...YOUR LOCAL RADIO OR TELEVISION STATION...OR YOUR CABLE TELEVISION OUTLET. LAT...LON 3940 7658 3870 7663 3867 7604 3935 7589 GSS
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 8:37 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 38 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 2000Every severe thunderstorm warning in 2000
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.